diff options
| -rw-r--r-- | 0000_README | 4 | ||||
| -rw-r--r-- | 1013_linux-5.8.14.patch | 3103 |
2 files changed, 3107 insertions, 0 deletions
diff --git a/0000_README b/0000_README index 0944db1f..6e16f1d7 100644 --- a/0000_README +++ b/0000_README @@ -95,6 +95,10 @@ Patch: 1012_linux-5.8.13.patch From: http://www.kernel.org Desc: Linux 5.8.13 +Patch: 1013_linux-5.8.14.patch +From: http://www.kernel.org +Desc: Linux 5.8.14 + Patch: 1500_XATTR_USER_PREFIX.patch From: https://bugs.gentoo.org/show_bug.cgi?id=470644 Desc: Support for namespace user.pax.* on tmpfs. diff --git a/1013_linux-5.8.14.patch b/1013_linux-5.8.14.patch new file mode 100644 index 00000000..fe7cc03d --- /dev/null +++ b/1013_linux-5.8.14.patch @@ -0,0 +1,3103 @@ +diff --git a/Documentation/devicetree/bindings/gpio/sgpio-aspeed.txt b/Documentation/devicetree/bindings/gpio/sgpio-aspeed.txt +index d4d83916c09dd..be329ea4794f8 100644 +--- a/Documentation/devicetree/bindings/gpio/sgpio-aspeed.txt ++++ b/Documentation/devicetree/bindings/gpio/sgpio-aspeed.txt +@@ -20,8 +20,9 @@ Required properties: + - gpio-controller : Marks the device node as a GPIO controller + - interrupts : Interrupt specifier, see interrupt-controller/interrupts.txt + - interrupt-controller : Mark the GPIO controller as an interrupt-controller +-- ngpios : number of GPIO lines, see gpio.txt +- (should be multiple of 8, up to 80 pins) ++- ngpios : number of *hardware* GPIO lines, see gpio.txt. This will expose ++ 2 software GPIOs per hardware GPIO: one for hardware input, one for hardware ++ output. Up to 80 pins, must be a multiple of 8. + - clocks : A phandle to the APB clock for SGPM clock division + - bus-frequency : SGPM CLK frequency + +diff --git a/Makefile b/Makefile +index 0d81d8cba48b6..33ceda527e5ef 100644 +--- a/Makefile ++++ b/Makefile +@@ -1,7 +1,7 @@ + # SPDX-License-Identifier: GPL-2.0 + VERSION = 5 + PATCHLEVEL = 8 +-SUBLEVEL = 13 ++SUBLEVEL = 14 + EXTRAVERSION = + NAME = Kleptomaniac Octopus + +diff --git a/block/blk-mq.c b/block/blk-mq.c +index a366726094a89..8e623e0282757 100644 +--- a/block/blk-mq.c ++++ b/block/blk-mq.c +@@ -1304,6 +1304,11 @@ bool blk_mq_dispatch_rq_list(struct request_queue *q, struct list_head *list, + + hctx->dispatched[queued_to_index(queued)]++; + ++ /* If we didn't flush the entire list, we could have told the driver ++ * there was more coming, but that turned out to be a lie. ++ */ ++ if ((!list_empty(list) || errors) && q->mq_ops->commit_rqs && queued) ++ q->mq_ops->commit_rqs(hctx); + /* + * Any items that need requeuing? Stuff them into hctx->dispatch, + * that is where we will continue on next queue run. +@@ -1311,14 +1316,6 @@ bool blk_mq_dispatch_rq_list(struct request_queue *q, struct list_head *list, + if (!list_empty(list)) { + bool needs_restart; + +- /* +- * If we didn't flush the entire list, we could have told +- * the driver there was more coming, but that turned out to +- * be a lie. +- */ +- if (q->mq_ops->commit_rqs && queued) +- q->mq_ops->commit_rqs(hctx); +- + spin_lock(&hctx->lock); + list_splice_tail_init(list, &hctx->dispatch); + spin_unlock(&hctx->lock); +@@ -1971,6 +1968,7 @@ void blk_mq_try_issue_list_directly(struct blk_mq_hw_ctx *hctx, + struct list_head *list) + { + int queued = 0; ++ int errors = 0; + + while (!list_empty(list)) { + blk_status_t ret; +@@ -1987,6 +1985,7 @@ void blk_mq_try_issue_list_directly(struct blk_mq_hw_ctx *hctx, + break; + } + blk_mq_end_request(rq, ret); ++ errors++; + } else + queued++; + } +@@ -1996,7 +1995,8 @@ void blk_mq_try_issue_list_directly(struct blk_mq_hw_ctx *hctx, + * the driver there was more coming, but that turned out to + * be a lie. + */ +- if (!list_empty(list) && hctx->queue->mq_ops->commit_rqs && queued) ++ if ((!list_empty(list) || errors) && ++ hctx->queue->mq_ops->commit_rqs && queued) + hctx->queue->mq_ops->commit_rqs(hctx); + } + +diff --git a/block/blk-settings.c b/block/blk-settings.c +index 9a2c23cd97007..525bdb699deb8 100644 +--- a/block/blk-settings.c ++++ b/block/blk-settings.c +@@ -832,6 +832,52 @@ bool blk_queue_can_use_dma_map_merging(struct request_queue *q, + } + EXPORT_SYMBOL_GPL(blk_queue_can_use_dma_map_merging); + ++/** ++ * blk_queue_set_zoned - configure a disk queue zoned model. ++ * @disk: the gendisk of the queue to configure ++ * @model: the zoned model to set ++ * ++ * Set the zoned model of the request queue of @disk according to @model. ++ * When @model is BLK_ZONED_HM (host managed), this should be called only ++ * if zoned block device support is enabled (CONFIG_BLK_DEV_ZONED option). ++ * If @model specifies BLK_ZONED_HA (host aware), the effective model used ++ * depends on CONFIG_BLK_DEV_ZONED settings and on the existence of partitions ++ * on the disk. ++ */ ++void blk_queue_set_zoned(struct gendisk *disk, enum blk_zoned_model model) ++{ ++ switch (model) { ++ case BLK_ZONED_HM: ++ /* ++ * Host managed devices are supported only if ++ * CONFIG_BLK_DEV_ZONED is enabled. ++ */ ++ WARN_ON_ONCE(!IS_ENABLED(CONFIG_BLK_DEV_ZONED)); ++ break; ++ case BLK_ZONED_HA: ++ /* ++ * Host aware devices can be treated either as regular block ++ * devices (similar to drive managed devices) or as zoned block ++ * devices to take advantage of the zone command set, similarly ++ * to host managed devices. We try the latter if there are no ++ * partitions and zoned block device support is enabled, else ++ * we do nothing special as far as the block layer is concerned. ++ */ ++ if (!IS_ENABLED(CONFIG_BLK_DEV_ZONED) || ++ disk_has_partitions(disk)) ++ model = BLK_ZONED_NONE; ++ break; ++ case BLK_ZONED_NONE: ++ default: ++ if (WARN_ON_ONCE(model != BLK_ZONED_NONE)) ++ model = BLK_ZONED_NONE; ++ break; ++ } ++ ++ disk->queue->limits.zoned = model; ++} ++EXPORT_SYMBOL_GPL(blk_queue_set_zoned); ++ + static int __init blk_settings_init(void) + { + blk_max_low_pfn = max_low_pfn - 1; +diff --git a/drivers/clk/samsung/clk-exynos4.c b/drivers/clk/samsung/clk-exynos4.c +index 51564fc23c639..f4086287bb71b 100644 +--- a/drivers/clk/samsung/clk-exynos4.c ++++ b/drivers/clk/samsung/clk-exynos4.c +@@ -927,7 +927,7 @@ static const struct samsung_gate_clock exynos4210_gate_clks[] __initconst = { + GATE(CLK_PCIE, "pcie", "aclk133", GATE_IP_FSYS, 14, 0, 0), + GATE(CLK_SMMU_PCIE, "smmu_pcie", "aclk133", GATE_IP_FSYS, 18, 0, 0), + GATE(CLK_MODEMIF, "modemif", "aclk100", GATE_IP_PERIL, 28, 0, 0), +- GATE(CLK_CHIPID, "chipid", "aclk100", E4210_GATE_IP_PERIR, 0, 0, 0), ++ GATE(CLK_CHIPID, "chipid", "aclk100", E4210_GATE_IP_PERIR, 0, CLK_IGNORE_UNUSED, 0), + GATE(CLK_SYSREG, "sysreg", "aclk100", E4210_GATE_IP_PERIR, 0, + CLK_IGNORE_UNUSED, 0), + GATE(CLK_HDMI_CEC, "hdmi_cec", "aclk100", E4210_GATE_IP_PERIR, 11, 0, +@@ -969,7 +969,7 @@ static const struct samsung_gate_clock exynos4x12_gate_clks[] __initconst = { + 0), + GATE(CLK_TSADC, "tsadc", "aclk133", E4X12_GATE_BUS_FSYS1, 16, 0, 0), + GATE(CLK_MIPI_HSI, "mipi_hsi", "aclk133", GATE_IP_FSYS, 10, 0, 0), +- GATE(CLK_CHIPID, "chipid", "aclk100", E4X12_GATE_IP_PERIR, 0, 0, 0), ++ GATE(CLK_CHIPID, "chipid", "aclk100", E4X12_GATE_IP_PERIR, 0, CLK_IGNORE_UNUSED, 0), + GATE(CLK_SYSREG, "sysreg", "aclk100", E4X12_GATE_IP_PERIR, 1, + CLK_IGNORE_UNUSED, 0), + GATE(CLK_HDMI_CEC, "hdmi_cec", "aclk100", E4X12_GATE_IP_PERIR, 11, 0, +diff --git a/drivers/clk/samsung/clk-exynos5420.c b/drivers/clk/samsung/clk-exynos5420.c +index fea33399a632d..bd620876544d9 100644 +--- a/drivers/clk/samsung/clk-exynos5420.c ++++ b/drivers/clk/samsung/clk-exynos5420.c +@@ -1655,6 +1655,11 @@ static void __init exynos5x_clk_init(struct device_node *np, + * main G3D clock enablement status. + */ + clk_prepare_enable(__clk_lookup("mout_sw_aclk_g3d")); ++ /* ++ * Keep top BPLL mux enabled permanently to ensure that DRAM operates ++ * properly. ++ */ ++ clk_prepare_enable(__clk_lookup("mout_bpll")); + + samsung_clk_of_add_provider(np, ctx); + } +diff --git a/drivers/clk/socfpga/clk-s10.c b/drivers/clk/socfpga/clk-s10.c +index c1dfc9b34e4e9..661a8e9bfb9bd 100644 +--- a/drivers/clk/socfpga/clk-s10.c ++++ b/drivers/clk/socfpga/clk-s10.c +@@ -209,7 +209,7 @@ static const struct stratix10_perip_cnt_clock s10_main_perip_cnt_clks[] = { + { STRATIX10_EMAC_B_FREE_CLK, "emacb_free_clk", NULL, emacb_free_mux, ARRAY_SIZE(emacb_free_mux), + 0, 0, 2, 0xB0, 1}, + { STRATIX10_EMAC_PTP_FREE_CLK, "emac_ptp_free_clk", NULL, emac_ptp_free_mux, +- ARRAY_SIZE(emac_ptp_free_mux), 0, 0, 4, 0xB0, 2}, ++ ARRAY_SIZE(emac_ptp_free_mux), 0, 0, 2, 0xB0, 2}, + { STRATIX10_GPIO_DB_FREE_CLK, "gpio_db_free_clk", NULL, gpio_db_free_mux, + ARRAY_SIZE(gpio_db_free_mux), 0, 0, 0, 0xB0, 3}, + { STRATIX10_SDMMC_FREE_CLK, "sdmmc_free_clk", NULL, sdmmc_free_mux, +diff --git a/drivers/clk/tegra/clk-pll.c b/drivers/clk/tegra/clk-pll.c +index 0b212cf2e7942..1cc982d3de635 100644 +--- a/drivers/clk/tegra/clk-pll.c ++++ b/drivers/clk/tegra/clk-pll.c +@@ -1601,9 +1601,6 @@ static int clk_plle_tegra114_enable(struct clk_hw *hw) + unsigned long flags = 0; + unsigned long input_rate; + +- if (clk_pll_is_enabled(hw)) +- return 0; +- + input_rate = clk_hw_get_rate(clk_hw_get_parent(hw)); + + if (_get_table_rate(hw, &sel, pll->params->fixed_rate, input_rate)) +diff --git a/drivers/clk/tegra/clk-tegra210-emc.c b/drivers/clk/tegra/clk-tegra210-emc.c +index 352a2c3fc3740..51fd0ec2a2d04 100644 +--- a/drivers/clk/tegra/clk-tegra210-emc.c ++++ b/drivers/clk/tegra/clk-tegra210-emc.c +@@ -12,6 +12,8 @@ + #include <linux/io.h> + #include <linux/slab.h> + ++#include "clk.h" ++ + #define CLK_SOURCE_EMC 0x19c + #define CLK_SOURCE_EMC_2X_CLK_SRC GENMASK(31, 29) + #define CLK_SOURCE_EMC_MC_EMC_SAME_FREQ BIT(16) +diff --git a/drivers/clocksource/timer-gx6605s.c b/drivers/clocksource/timer-gx6605s.c +index 80d0939d040b5..8d386adbe8009 100644 +--- a/drivers/clocksource/timer-gx6605s.c ++++ b/drivers/clocksource/timer-gx6605s.c +@@ -28,6 +28,7 @@ static irqreturn_t gx6605s_timer_interrupt(int irq, void *dev) + void __iomem *base = timer_of_base(to_timer_of(ce)); + + writel_relaxed(GX6605S_STATUS_CLR, base + TIMER_STATUS); ++ writel_relaxed(0, base + TIMER_INI); + + ce->event_handler(ce); + +diff --git a/drivers/cpuidle/cpuidle-psci.c b/drivers/cpuidle/cpuidle-psci.c +index 3806f911b61c0..915172e3ec906 100644 +--- a/drivers/cpuidle/cpuidle-psci.c ++++ b/drivers/cpuidle/cpuidle-psci.c +@@ -64,7 +64,7 @@ static int psci_enter_domain_idle_state(struct cpuidle_device *dev, + return -1; + + /* Do runtime PM to manage a hierarchical CPU toplogy. */ +- pm_runtime_put_sync_suspend(pd_dev); ++ RCU_NONIDLE(pm_runtime_put_sync_suspend(pd_dev)); + + state = psci_get_domain_state(); + if (!state) +@@ -72,7 +72,7 @@ static int psci_enter_domain_idle_state(struct cpuidle_device *dev, + + ret = psci_cpu_suspend_enter(state) ? -1 : idx; + +- pm_runtime_get_sync(pd_dev); ++ RCU_NONIDLE(pm_runtime_get_sync(pd_dev)); + + cpu_pm_exit(); + +diff --git a/drivers/dma/dmatest.c b/drivers/dma/dmatest.c +index 604f803579312..323822372b4ce 100644 +--- a/drivers/dma/dmatest.c ++++ b/drivers/dma/dmatest.c +@@ -129,6 +129,7 @@ struct dmatest_params { + * @nr_channels: number of channels under test + * @lock: access protection to the fields of this structure + * @did_init: module has been initialized completely ++ * @last_error: test has faced configuration issues + */ + static struct dmatest_info { + /* Test parameters */ +@@ -137,6 +138,7 @@ static struct dmatest_info { + /* Internal state */ + struct list_head channels; + unsigned int nr_channels; ++ int last_error; + struct mutex lock; + bool did_init; + } test_info = { +@@ -1175,10 +1177,22 @@ static int dmatest_run_set(const char *val, const struct kernel_param *kp) + return ret; + } else if (dmatest_run) { + if (!is_threaded_test_pending(info)) { +- pr_info("No channels configured, continue with any\n"); +- if (!is_threaded_test_run(info)) +- stop_threaded_test(info); +- add_threaded_test(info); ++ /* ++ * We have nothing to run. This can be due to: ++ */ ++ ret = info->last_error; ++ if (ret) { ++ /* 1) Misconfiguration */ ++ pr_err("Channel misconfigured, can't continue\n"); ++ mutex_unlock(&info->lock); ++ return ret; ++ } else { ++ /* 2) We rely on defaults */ ++ pr_info("No channels configured, continue with any\n"); ++ if (!is_threaded_test_run(info)) ++ stop_threaded_test(info); ++ add_threaded_test(info); ++ } + } + start_threaded_tests(info); + } else { +@@ -1195,7 +1209,7 @@ static int dmatest_chan_set(const char *val, const struct kernel_param *kp) + struct dmatest_info *info = &test_info; + struct dmatest_chan *dtc; + char chan_reset_val[20]; +- int ret = 0; ++ int ret; + + mutex_lock(&info->lock); + ret = param_set_copystring(val, kp); +@@ -1250,12 +1264,14 @@ static int dmatest_chan_set(const char *val, const struct kernel_param *kp) + goto add_chan_err; + } + ++ info->last_error = ret; + mutex_unlock(&info->lock); + + return ret; + + add_chan_err: + param_set_copystring(chan_reset_val, kp); ++ info->last_error = ret; + mutex_unlock(&info->lock); + + return ret; +diff --git a/drivers/gpio/gpio-amd-fch.c b/drivers/gpio/gpio-amd-fch.c +index 4e44ba4d7423c..2a21354ed6a03 100644 +--- a/drivers/gpio/gpio-amd-fch.c ++++ b/drivers/gpio/gpio-amd-fch.c +@@ -92,7 +92,7 @@ static int amd_fch_gpio_get_direction(struct gpio_chip *gc, unsigned int gpio) + ret = (readl_relaxed(ptr) & AMD_FCH_GPIO_FLAG_DIRECTION); + spin_unlock_irqrestore(&priv->lock, flags); + +- return ret ? GPIO_LINE_DIRECTION_IN : GPIO_LINE_DIRECTION_OUT; ++ return ret ? GPIO_LINE_DIRECTION_OUT : GPIO_LINE_DIRECTION_IN; + } + + static void amd_fch_gpio_set(struct gpio_chip *gc, +diff --git a/drivers/gpio/gpio-aspeed-sgpio.c b/drivers/gpio/gpio-aspeed-sgpio.c +index d16645c1d8d9d..a0eb00c024f62 100644 +--- a/drivers/gpio/gpio-aspeed-sgpio.c ++++ b/drivers/gpio/gpio-aspeed-sgpio.c +@@ -17,7 +17,17 @@ + #include <linux/spinlock.h> + #include <linux/string.h> + +-#define MAX_NR_SGPIO 80 ++/* ++ * MAX_NR_HW_GPIO represents the number of actual hardware-supported GPIOs (ie, ++ * slots within the clocked serial GPIO data). Since each HW GPIO is both an ++ * input and an output, we provide MAX_NR_HW_GPIO * 2 lines on our gpiochip ++ * device. ++ * ++ * We use SGPIO_OUTPUT_OFFSET to define the split between the inputs and ++ * outputs; the inputs start at line 0, the outputs start at OUTPUT_OFFSET. ++ */ ++#define MAX_NR_HW_SGPIO 80 ++#define SGPIO_OUTPUT_OFFSET MAX_NR_HW_SGPIO + + #define ASPEED_SGPIO_CTRL 0x54 + +@@ -30,8 +40,8 @@ struct aspeed_sgpio { + struct clk *pclk; + spinlock_t lock; + void __iomem *base; +- uint32_t dir_in[3]; + int irq; ++ int n_sgpio; + }; + + struct aspeed_sgpio_bank { +@@ -111,31 +121,69 @@ static void __iomem *bank_reg(struct aspeed_sgpio *gpio, + } + } + +-#define GPIO_BANK(x) ((x) >> 5) +-#define GPIO_OFFSET(x) ((x) & 0x1f) ++#define GPIO_BANK(x) ((x % SGPIO_OUTPUT_OFFSET) >> 5) ++#define GPIO_OFFSET(x) ((x % SGPIO_OUTPUT_OFFSET) & 0x1f) + #define GPIO_BIT(x) BIT(GPIO_OFFSET(x)) + + static const struct aspeed_sgpio_bank *to_bank(unsigned int offset) + { +- unsigned int bank = GPIO_BANK(offset); ++ unsigned int bank; ++ ++ bank = GPIO_BANK(offset); + + WARN_ON(bank >= ARRAY_SIZE(aspeed_sgpio_banks)); + return &aspeed_sgpio_banks[bank]; + } + ++static int aspeed_sgpio_init_valid_mask(struct gpio_chip *gc, ++ unsigned long *valid_mask, unsigned int ngpios) ++{ ++ struct aspeed_sgpio *sgpio = gpiochip_get_data(gc); ++ int n = sgpio->n_sgpio; ++ int c = SGPIO_OUTPUT_OFFSET - n; ++ ++ WARN_ON(ngpios < MAX_NR_HW_SGPIO * 2); ++ ++ /* input GPIOs in the lower range */ ++ bitmap_set(valid_mask, 0, n); ++ bitmap_clear(valid_mask, n, c); ++ ++ /* output GPIOS above SGPIO_OUTPUT_OFFSET */ ++ bitmap_set(valid_mask, SGPIO_OUTPUT_OFFSET, n); ++ bitmap_clear(valid_mask, SGPIO_OUTPUT_OFFSET + n, c); ++ ++ return 0; ++} ++ ++static void aspeed_sgpio_irq_init_valid_mask(struct gpio_chip *gc, ++ unsigned long *valid_mask, unsigned int ngpios) ++{ ++ struct aspeed_sgpio *sgpio = gpiochip_get_data(gc); ++ int n = sgpio->n_sgpio; ++ ++ WARN_ON(ngpios < MAX_NR_HW_SGPIO * 2); ++ ++ /* input GPIOs in the lower range */ ++ bitmap_set(valid_mask, 0, n); ++ bitmap_clear(valid_mask, n, ngpios - n); ++} ++ ++static bool aspeed_sgpio_is_input(unsigned int offset) ++{ ++ return offset < SGPIO_OUTPUT_OFFSET; ++} ++ + static int aspeed_sgpio_get(struct gpio_chip *gc, unsigned int offset) + { + struct aspeed_sgpio *gpio = gpiochip_get_data(gc); + const struct aspeed_sgpio_bank *bank = to_bank(offset); + unsigned long flags; + enum aspeed_sgpio_reg reg; +- bool is_input; + int rc = 0; + + spin_lock_irqsave(&gpio->lock, flags); + +- is_input = gpio->dir_in[GPIO_BANK(offset)] & GPIO_BIT(offset); +- reg = is_input ? reg_val : reg_rdata; ++ reg = aspeed_sgpio_is_input(offset) ? reg_val : reg_rdata; + rc = !!(ioread32(bank_reg(gpio, bank, reg)) & GPIO_BIT(offset)); + + spin_unlock_irqrestore(&gpio->lock, flags); +@@ -143,22 +191,31 @@ static int aspeed_sgpio_get(struct gpio_chip *gc, unsigned int offset) + return rc; + } + +-static void sgpio_set_value(struct gpio_chip *gc, unsigned int offset, int val) ++static int sgpio_set_value(struct gpio_chip *gc, unsigned int offset, int val) + { + struct aspeed_sgpio *gpio = gpiochip_get_data(gc); + const struct aspeed_sgpio_bank *bank = to_bank(offset); +- void __iomem *addr; ++ void __iomem *addr_r, *addr_w; + u32 reg = 0; + +- addr = bank_reg(gpio, bank, reg_val); +- reg = ioread32(addr); ++ if (aspeed_sgpio_is_input(offset)) ++ return -EINVAL; ++ ++ /* Since this is an output, read the cached value from rdata, then ++ * update val. */ ++ addr_r = bank_reg(gpio, bank, reg_rdata); ++ addr_w = bank_reg(gpio, bank, reg_val); ++ ++ reg = ioread32(addr_r); + + if (val) + reg |= GPIO_BIT(offset); + else + reg &= ~GPIO_BIT(offset); + +- iowrite32(reg, addr); ++ iowrite32(reg, addr_w); ++ ++ return 0; + } + + static void aspeed_sgpio_set(struct gpio_chip *gc, unsigned int offset, int val) +@@ -175,43 +232,28 @@ static void aspeed_sgpio_set(struct gpio_chip *gc, unsigned int offset, int val) + + static int aspeed_sgpio_dir_in(struct gpio_chip *gc, unsigned int offset) + { +- struct aspeed_sgpio *gpio = gpiochip_get_data(gc); +- unsigned long flags; +- +- spin_lock_irqsave(&gpio->lock, flags); +- gpio->dir_in[GPIO_BANK(offset)] |= GPIO_BIT(offset); +- spin_unlock_irqrestore(&gpio->lock, flags); +- +- return 0; ++ return aspeed_sgpio_is_input(offset) ? 0 : -EINVAL; + } + + static int aspeed_sgpio_dir_out(struct gpio_chip *gc, unsigned int offset, int val) + { + struct aspeed_sgpio *gpio = gpiochip_get_data(gc); + unsigned long flags; ++ int rc; + +- spin_lock_irqsave(&gpio->lock, flags); +- +- gpio->dir_in[GPIO_BANK(offset)] &= ~GPIO_BIT(offset); +- sgpio_set_value(gc, offset, val); ++ /* No special action is required for setting the direction; we'll ++ * error-out in sgpio_set_value if this isn't an output GPIO */ + ++ spin_lock_irqsave(&gpio->lock, flags); ++ rc = sgpio_set_value(gc, offset, val); + spin_unlock_irqrestore(&gpio->lock, flags); + +- return 0; ++ return rc; + } + + static int aspeed_sgpio_get_direction(struct gpio_chip *gc, unsigned int offset) + { +- int dir_status; +- struct aspeed_sgpio *gpio = gpiochip_get_data(gc); +- unsigned long flags; +- +- spin_lock_irqsave(&gpio->lock, flags); +- dir_status = gpio->dir_in[GPIO_BANK(offset)] & GPIO_BIT(offset); +- spin_unlock_irqrestore(&gpio->lock, flags); +- +- return dir_status; +- ++ return !!aspeed_sgpio_is_input(offset); + } + + static void irqd_to_aspeed_sgpio_data(struct irq_data *d, +@@ -402,6 +444,7 @@ static int aspeed_sgpio_setup_irqs(struct aspeed_sgpio *gpio, + + irq = &gpio->chip.irq; + irq->chip = &aspeed_sgpio_irqchip; ++ irq->init_valid_mask = aspeed_sgpio_irq_init_valid_mask; + irq->handler = handle_bad_irq; + irq->default_type = IRQ_TYPE_NONE; + irq->parent_handler = aspeed_sgpio_irq_handler; +@@ -409,17 +452,15 @@ static int aspeed_sgpio_setup_irqs(struct aspeed_sgpio *gpio, + irq->parents = &gpio->irq; + irq->num_parents = 1; + +- /* set IRQ settings and Enable Interrupt */ ++ /* Apply default IRQ settings */ + for (i = 0; i < ARRAY_SIZE(aspeed_sgpio_banks); i++) { + bank = &aspeed_sgpio_banks[i]; + /* set falling or level-low irq */ + iowrite32(0x00000000, bank_reg(gpio, bank, reg_irq_type0)); + /* trigger type is edge */ + iowrite32(0x00000000, bank_reg(gpio, bank, reg_irq_type1)); +- /* dual edge trigger mode. */ +- iowrite32(0xffffffff, bank_reg(gpio, bank, reg_irq_type2)); +- /* enable irq */ +- iowrite32(0xffffffff, bank_reg(gpio, bank, reg_irq_enable)); ++ /* single edge trigger */ ++ iowrite32(0x00000000, bank_reg(gpio, bank, reg_irq_type2)); + } + + return 0; +@@ -452,11 +493,12 @@ static int __init aspeed_sgpio_probe(struct platform_device *pdev) + if (rc < 0) { + dev_err(&pdev->dev, "Could not read ngpios property\n"); + return -EINVAL; +- } else if (nr_gpios > MAX_NR_SGPIO) { ++ } else if (nr_gpios > MAX_NR_HW_SGPIO) { + dev_err(&pdev->dev, "Number of GPIOs exceeds the maximum of %d: %d\n", +- MAX_NR_SGPIO, nr_gpios); ++ MAX_NR_HW_SGPIO, nr_gpios); + return -EINVAL; + } ++ gpio->n_sgpio = nr_gpios; + + rc = of_property_read_u32(pdev->dev.of_node, "bus-frequency", &sgpio_freq); + if (rc < 0) { +@@ -497,7 +539,8 @@ static int __init aspeed_sgpio_probe(struct platform_device *pdev) + spin_lock_init(&gpio->lock); + + gpio->chip.parent = &pdev->dev; +- gpio->chip.ngpio = nr_gpios; ++ gpio->chip.ngpio = MAX_NR_HW_SGPIO * 2; ++ gpio->chip.init_valid_mask = aspeed_sgpio_init_valid_mask; + gpio->chip.direction_input = aspeed_sgpio_dir_in; + gpio->chip.direction_output = aspeed_sgpio_dir_out; + gpio->chip.get_direction = aspeed_sgpio_get_direction; +@@ -509,9 +552,6 @@ static int __init aspeed_sgpio_probe(struct platform_device *pdev) + gpio->chip.label = dev_name(&pdev->dev); + gpio->chip.base = -1; + +- /* set all SGPIO pins as input (1). */ +- memset(gpio->dir_in, 0xff, sizeof(gpio->dir_in)); +- + aspeed_sgpio_setup_irqs(gpio, pdev); + + rc = devm_gpiochip_add_data(&pdev->dev, &gpio->chip, gpio); +diff --git a/drivers/gpio/gpio-aspeed.c b/drivers/gpio/gpio-aspeed.c +index 879db23d84549..d07bf2c3f1369 100644 +--- a/drivers/gpio/gpio-aspeed.c ++++ b/drivers/gpio/gpio-aspeed.c +@@ -1114,8 +1114,8 @@ static const struct aspeed_gpio_config ast2500_config = + + static const struct aspeed_bank_props ast2600_bank_props[] = { + /* input output */ +- {5, 0xffffffff, 0x0000ffff}, /* U/V/W/X */ +- {6, 0xffff0000, 0x0fff0000}, /* Y/Z */ ++ {5, 0xffffffff, 0xffffff00}, /* U/V/W/X */ ++ {6, 0x0000ffff, 0x0000ffff}, /* Y/Z */ + { }, + }; + +diff --git a/drivers/gpio/gpio-mockup.c b/drivers/gpio/gpio-mockup.c +index bc345185db260..1652897fdf90d 100644 +--- a/drivers/gpio/gpio-mockup.c ++++ b/drivers/gpio/gpio-mockup.c +@@ -552,6 +552,7 @@ static int __init gpio_mockup_init(void) + err = platform_driver_register(&gpio_mockup_driver); + if (err) { + gpio_mockup_err("error registering platform driver\n"); ++ debugfs_remove_recursive(gpio_mockup_dbg_dir); + return err; + } + +@@ -582,6 +583,7 @@ static int __init gpio_mockup_init(void) + gpio_mockup_err("error registering device"); + platform_driver_unregister(&gpio_mockup_driver); + gpio_mockup_unregister_pdevs(); ++ debugfs_remove_recursive(gpio_mockup_dbg_dir); + return PTR_ERR(pdev); + } + +diff --git a/drivers/gpio/gpio-pca953x.c b/drivers/gpio/gpio-pca953x.c +index a3b9bdedbe443..11c3bbd105f11 100644 +--- a/drivers/gpio/gpio-pca953x.c ++++ b/drivers/gpio/gpio-pca953x.c +@@ -813,7 +813,7 @@ static irqreturn_t pca953x_irq_handler(int irq, void *devid) + { + struct pca953x_chip *chip = devid; + struct gpio_chip *gc = &chip->gpio_chip; +- DECLARE_BITMAP(pending, MAX_LINE); ++ DECLARE_BITMAP(pending, MAX_LINE) = {}; + int level; + bool ret; + +@@ -938,6 +938,7 @@ out: + static int device_pca957x_init(struct pca953x_chip *chip, u32 invert) + { + DECLARE_BITMAP(val, MAX_LINE); ++ unsigned int i; + int ret; + + ret = device_pca95xx_init(chip, invert); +@@ -945,7 +946,9 @@ static int device_pca957x_init(struct pca953x_chip *chip, u32 invert) + goto out; + + /* To enable register 6, 7 to control pull up and pull down */ +- memset(val, 0x02, NBANK(chip)); ++ for (i = 0; i < NBANK(chip); i++) ++ bitmap_set_value8(val, 0x02, i * BANK_SZ); ++ + ret = pca953x_write_regs(chip, PCA957X_BKEN, val); + if (ret) + goto out; +diff --git a/drivers/gpio/gpio-siox.c b/drivers/gpio/gpio-siox.c +index 26e1fe092304d..f8c5e9fc4baca 100644 +--- a/drivers/gpio/gpio-siox.c ++++ b/drivers/gpio/gpio-siox.c +@@ -245,6 +245,7 @@ static int gpio_siox_probe(struct siox_device *sdevice) + girq->chip = &ddata->ichip; + girq->default_type = IRQ_TYPE_NONE; + girq->handler = handle_level_irq; ++ girq->threaded = true; + + ret = devm_gpiochip_add_data(dev, &ddata->gchip, NULL); + if (ret) +diff --git a/drivers/gpio/gpio-sprd.c b/drivers/gpio/gpio-sprd.c +index d7314d39ab65b..36ea8a3bd4510 100644 +--- a/drivers/gpio/gpio-sprd.c ++++ b/drivers/gpio/gpio-sprd.c +@@ -149,17 +149,20 @@ static int sprd_gpio_irq_set_type(struct irq_data *data, + sprd_gpio_update(chip, offset, SPRD_GPIO_IS, 0); + sprd_gpio_update(chip, offset, SPRD_GPIO_IBE, 0); + sprd_gpio_update(chip, offset, SPRD_GPIO_IEV, 1); ++ sprd_gpio_update(chip, offset, SPRD_GPIO_IC, 1); + irq_set_handler_locked(data, handle_edge_irq); + break; + case IRQ_TYPE_EDGE_FALLING: + sprd_gpio_update(chip, offset, SPRD_GPIO_IS, 0); + sprd_gpio_update(chip, offset, SPRD_GPIO_IBE, 0); + sprd_gpio_update(chip, offset, SPRD_GPIO_IEV, 0); ++ sprd_gpio_update(chip, offset, SPRD_GPIO_IC, 1); + irq_set_handler_locked(data, handle_edge_irq); + break; + case IRQ_TYPE_EDGE_BOTH: + sprd_gpio_update(chip, offset, SPRD_GPIO_IS, 0); + sprd_gpio_update(chip, offset, SPRD_GPIO_IBE, 1); ++ sprd_gpio_update(chip, offset, SPRD_GPIO_IC, 1); + irq_set_handler_locked(data, handle_edge_irq); + break; + case IRQ_TYPE_LEVEL_HIGH: +diff --git a/drivers/gpio/gpio-tc3589x.c b/drivers/gpio/gpio-tc3589x.c +index 6be0684cfa494..a70bc71281056 100644 +--- a/drivers/gpio/gpio-tc3589x.c ++++ b/drivers/gpio/gpio-tc3589x.c +@@ -212,7 +212,7 @@ static void tc3589x_gpio_irq_sync_unlock(struct irq_data *d) + continue; + + tc3589x_gpio->oldregs[i][j] = new; +- tc3589x_reg_write(tc3589x, regmap[i] + j * 8, new); ++ tc3589x_reg_write(tc3589x, regmap[i] + j, new); + } + } + +diff --git a/drivers/gpio/gpiolib.c b/drivers/gpio/gpiolib.c +index 4fa075d49fbc9..6e813b13d6988 100644 +--- a/drivers/gpio/gpiolib.c ++++ b/drivers/gpio/gpiolib.c +@@ -836,6 +836,21 @@ static __poll_t lineevent_poll(struct file *filep, + return events; + } + ++static ssize_t lineevent_get_size(void) ++{ ++#ifdef __x86_64__ ++ /* i386 has no padding after 'id' */ ++ if (in_ia32_syscall()) { ++ struct compat_gpioeevent_data { ++ compat_u64 timestamp; ++ u32 id; ++ }; ++ ++ return sizeof(struct compat_gpioeevent_data); ++ } ++#endif ++ return sizeof(struct gpioevent_data); ++} + + static ssize_t lineevent_read(struct file *filep, + char __user *buf, +@@ -845,9 +860,20 @@ static ssize_t lineevent_read(struct file *filep, + struct lineevent_state *le = filep->private_data; + struct gpioevent_data ge; + ssize_t bytes_read = 0; ++ ssize_t ge_size; + int ret; + +- if (count < sizeof(ge)) ++ /* ++ * When compatible system call is being used the struct gpioevent_data, ++ * in case of at least ia32, has different size due to the alignment ++ * differences. Because we have first member 64 bits followed by one of ++ * 32 bits there is no gap between them. The only difference is the ++ * padding at the end of the data structure. Hence, we calculate the ++ * actual sizeof() and pass this as an argument to copy_to_user() to ++ * drop unneeded bytes from the output. ++ */ ++ ge_size = lineevent_get_size(); ++ if (count < ge_size) + return -EINVAL; + + do { +@@ -883,10 +909,10 @@ static ssize_t lineevent_read(struct file *filep, + break; + } + +- if (copy_to_user(buf + bytes_read, &ge, sizeof(ge))) ++ if (copy_to_user(buf + bytes_read, &ge, ge_size)) + return -EFAULT; +- bytes_read += sizeof(ge); +- } while (count >= bytes_read + sizeof(ge)); ++ bytes_read += ge_size; ++ } while (count >= bytes_read + ge_size); + + return bytes_read; + } +diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_display.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_display.c +index 5e51f0acf744f..f05fecbec0a86 100644 +--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_display.c ++++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_display.c +@@ -297,7 +297,7 @@ int amdgpu_display_crtc_set_config(struct drm_mode_set *set, + take the current one */ + if (active && !adev->have_disp_power_ref) { + adev->have_disp_power_ref = true; +- goto out; ++ return ret; + } + /* if we have no active crtcs, then drop the power ref + we got before */ +diff --git a/drivers/gpu/drm/i915/gvt/vgpu.c b/drivers/gpu/drm/i915/gvt/vgpu.c +index 7d361623ff679..041f601b07d06 100644 +--- a/drivers/gpu/drm/i915/gvt/vgpu.c ++++ b/drivers/gpu/drm/i915/gvt/vgpu.c +@@ -367,6 +367,7 @@ void intel_gvt_destroy_idle_vgpu(struct intel_vgpu *vgpu) + static struct intel_vgpu *__intel_gvt_create_vgpu(struct intel_gvt *gvt, + struct intel_vgpu_creation_params *param) + { ++ struct drm_i915_private *dev_priv = gvt->gt->i915; + struct intel_vgpu *vgpu; + int ret; + +@@ -434,7 +435,10 @@ static struct intel_vgpu *__intel_gvt_create_vgpu(struct intel_gvt *gvt, + if (ret) + goto out_clean_sched_policy; + +- ret = intel_gvt_hypervisor_set_edid(vgpu, PORT_D); ++ if (IS_BROADWELL(dev_priv)) ++ ret = intel_gvt_hypervisor_set_edid(vgpu, PORT_B); ++ else ++ ret = intel_gvt_hypervisor_set_edid(vgpu, PORT_D); + if (ret) + goto out_clean_sched_policy; + +diff --git a/drivers/gpu/drm/sun4i/sun8i_mixer.c b/drivers/gpu/drm/sun4i/sun8i_mixer.c +index cc4fb916318f3..c3304028e3dcd 100644 +--- a/drivers/gpu/drm/sun4i/sun8i_mixer.c ++++ b/drivers/gpu/drm/sun4i/sun8i_mixer.c +@@ -307,7 +307,7 @@ static struct regmap_config sun8i_mixer_regmap_config = { + .reg_bits = 32, + .val_bits = 32, + .reg_stride = 4, +- .max_register = 0xbfffc, /* guessed */ ++ .max_register = 0xffffc, /* guessed */ + }; + + static int sun8i_mixer_of_get_id(struct device_node *node) +diff --git a/drivers/i2c/busses/i2c-cpm.c b/drivers/i2c/busses/i2c-cpm.c +index 1213e1932ccb5..24d584a1c9a78 100644 +--- a/drivers/i2c/busses/i2c-cpm.c ++++ b/drivers/i2c/busses/i2c-cpm.c +@@ -65,6 +65,9 @@ struct i2c_ram { + char res1[4]; /* Reserved */ + ushort rpbase; /* Relocation pointer */ + char res2[2]; /* Reserved */ ++ /* The following elements are only for CPM2 */ ++ char res3[4]; /* Reserved */ ++ uint sdmatmp; /* Internal */ + }; + + #define I2COM_START 0x80 +diff --git a/drivers/i2c/busses/i2c-i801.c b/drivers/i2c/busses/i2c-i801.c +index 3843eabeddda3..6126290e4d650 100644 +--- a/drivers/i2c/busses/i2c-i801.c ++++ b/drivers/i2c/busses/i2c-i801.c +@@ -1913,6 +1913,7 @@ static int i801_probe(struct pci_dev *dev, const struct pci_device_id *id) + + pci_set_drvdata(dev, priv); + ++ dev_pm_set_driver_flags(&dev->dev, DPM_FLAG_NO_DIRECT_COMPLETE); + pm_runtime_set_autosuspend_delay(&dev->dev, 1000); + pm_runtime_use_autosuspend(&dev->dev); + pm_runtime_put_autosuspend(&dev->dev); +diff --git a/drivers/i2c/busses/i2c-npcm7xx.c b/drivers/i2c/busses/i2c-npcm7xx.c +index dfcf04e1967f1..2ad166355ec9b 100644 +--- a/drivers/i2c/busses/i2c-npcm7xx.c ++++ b/drivers/i2c/busses/i2c-npcm7xx.c +@@ -2163,6 +2163,15 @@ static int npcm_i2c_master_xfer(struct i2c_adapter *adap, struct i2c_msg *msgs, + if (bus->cmd_err == -EAGAIN) + ret = i2c_recover_bus(adap); + ++ /* ++ * After any type of error, check if LAST bit is still set, ++ * due to a HW issue. ++ * It cannot be cleared without resetting the module. ++ */ ++ if (bus->cmd_err && ++ (NPCM_I2CRXF_CTL_LAST_PEC & ioread8(bus->reg + NPCM_I2CRXF_CTL))) ++ npcm_i2c_reset(bus); ++ + #if IS_ENABLED(CONFIG_I2C_SLAVE) + /* reenable slave if it was enabled */ + if (bus->slave) +diff --git a/drivers/iio/adc/qcom-spmi-adc5.c b/drivers/iio/adc/qcom-spmi-adc5.c +index 21fdcde77883f..56e7696aa3c0f 100644 +--- a/drivers/iio/adc/qcom-spmi-adc5.c ++++ b/drivers/iio/adc/qcom-spmi-adc5.c +@@ -786,7 +786,7 @@ static int adc5_probe(struct platform_device *pdev) + + static struct platform_driver adc5_driver = { + .driver = { +- .name = "qcom-spmi-adc5.c", ++ .name = "qcom-spmi-adc5", + .of_match_table = adc5_match_table, + }, + .probe = adc5_probe, +diff --git a/drivers/input/mouse/trackpoint.c b/drivers/input/mouse/trackpoint.c +index 854d5e7587241..ef2fa0905208d 100644 +--- a/drivers/input/mouse/trackpoint.c ++++ b/drivers/input/mouse/trackpoint.c +@@ -282,6 +282,8 @@ static int trackpoint_start_protocol(struct psmouse *psmouse, + case TP_VARIANT_ALPS: + case TP_VARIANT_ELAN: + case TP_VARIANT_NXP: ++ case TP_VARIANT_JYT_SYNAPTICS: ++ case TP_VARIANT_SYNAPTICS: + if (variant_id) + *variant_id = param[0]; + if (firmware_id) +diff --git a/drivers/input/serio/i8042-x86ia64io.h b/drivers/input/serio/i8042-x86ia64io.h +index 37fb9aa88f9c3..a4c9b9652560a 100644 +--- a/drivers/input/serio/i8042-x86ia64io.h ++++ b/drivers/input/serio/i8042-x86ia64io.h +@@ -721,6 +721,13 @@ static const struct dmi_system_id __initconst i8042_dmi_nopnp_table[] = { + DMI_MATCH(DMI_BOARD_VENDOR, "MICRO-STAR INTERNATIONAL CO., LTD"), + }, + }, ++ { ++ /* Acer Aspire 5 A515 */ ++ .matches = { ++ DMI_MATCH(DMI_BOARD_NAME, "Grumpy_PK"), ++ DMI_MATCH(DMI_BOARD_VENDOR, "PK"), ++ }, ++ }, + { } + }; + +diff --git a/drivers/iommu/amd/init.c b/drivers/iommu/amd/init.c +index bf45f8e2c7edd..016e35d3d6c86 100644 +--- a/drivers/iommu/amd/init.c ++++ b/drivers/iommu/amd/init.c +@@ -1110,25 +1110,6 @@ static int __init add_early_maps(void) + return 0; + } + +-/* +- * Reads the device exclusion range from ACPI and initializes the IOMMU with +- * it +- */ +-static void __init set_device_exclusion_range(u16 devid, struct ivmd_header *m) +-{ +- if (!(m->flags & IVMD_FLAG_EXCL_RANGE)) +- return; +- +- /* +- * Treat per-device exclusion ranges as r/w unity-mapped regions +- * since some buggy BIOSes might lead to the overwritten exclusion +- * range (exclusion_start and exclusion_length members). This +- * happens when there are multiple exclusion ranges (IVMD entries) +- * defined in ACPI table. +- */ +- m->flags = (IVMD_FLAG_IW | IVMD_FLAG_IR | IVMD_FLAG_UNITY_MAP); +-} +- + /* + * Takes a pointer to an AMD IOMMU entry in the ACPI table and + * initializes the hardware and our data structures with it. +@@ -2080,30 +2061,6 @@ static void __init free_unity_maps(void) + } + } + +-/* called when we find an exclusion range definition in ACPI */ +-static int __init init_exclusion_range(struct ivmd_header *m) +-{ +- int i; +- +- switch (m->type) { +- case ACPI_IVMD_TYPE: +- set_device_exclusion_range(m->devid, m); +- break; +- case ACPI_IVMD_TYPE_ALL: +- for (i = 0; i <= amd_iommu_last_bdf; ++i) +- set_device_exclusion_range(i, m); +- break; +- case ACPI_IVMD_TYPE_RANGE: +- for (i = m->devid; i <= m->aux; ++i) +- set_device_exclusion_range(i, m); +- break; +- default: +- break; +- } +- +- return 0; +-} +- + /* called for unity map ACPI definition */ + static int __init init_unity_map_range(struct ivmd_header *m) + { +@@ -2114,9 +2071,6 @@ static int __init init_unity_map_range(struct ivmd_header *m) + if (e == NULL) + return -ENOMEM; + +- if (m->flags & IVMD_FLAG_EXCL_RANGE) +- init_exclusion_range(m); +- + switch (m->type) { + default: + kfree(e); +@@ -2140,6 +2094,16 @@ static int __init init_unity_map_range(struct ivmd_header *m) + e->address_end = e->address_start + PAGE_ALIGN(m->range_length); + e->prot = m->flags >> 1; + ++ /* ++ * Treat per-device exclusion ranges as r/w unity-mapped regions ++ * since some buggy BIOSes might lead to the overwritten exclusion ++ * range (exclusion_start and exclusion_length members). This ++ * happens when there are multiple exclusion ranges (IVMD entries) ++ * defined in ACPI table. ++ */ ++ if (m->flags & IVMD_FLAG_EXCL_RANGE) ++ e->prot = (IVMD_FLAG_IW | IVMD_FLAG_IR) >> 1; ++ + DUMP_printk("%s devid_start: %02x:%02x.%x devid_end: %02x:%02x.%x" + " range_start: %016llx range_end: %016llx flags: %x\n", s, + PCI_BUS_NUM(e->devid_start), PCI_SLOT(e->devid_start), +diff --git a/drivers/iommu/exynos-iommu.c b/drivers/iommu/exynos-iommu.c +index 60c8a56e4a3f8..89f628da148ac 100644 +--- a/drivers/iommu/exynos-iommu.c ++++ b/drivers/iommu/exynos-iommu.c +@@ -1295,13 +1295,17 @@ static int exynos_iommu_of_xlate(struct device *dev, + return -ENODEV; + + data = platform_get_drvdata(sysmmu); +- if (!data) ++ if (!data) { ++ put_device(&sysmmu->dev); + return -ENODEV; ++ } + + if (!owner) { + owner = kzalloc(sizeof(*owner), GFP_KERNEL); +- if (!owner) ++ if (!owner) { ++ put_device(&sysmmu->dev); + return -ENOMEM; ++ } + + INIT_LIST_HEAD(&owner->controllers); + mutex_init(&owner->rpm_lock); +diff --git a/drivers/memstick/core/memstick.c b/drivers/memstick/core/memstick.c +index 693ee73eb2912..ef03d6fafc5ce 100644 +--- a/drivers/memstick/core/memstick.c ++++ b/drivers/memstick/core/memstick.c +@@ -441,6 +441,9 @@ static void memstick_check(struct work_struct *work) + } else if (host->card->stop) + host->card->stop(host->card); + ++ if (host->removing) ++ goto out_power_off; ++ + card = memstick_alloc_card(host); + + if (!card) { +@@ -545,6 +548,7 @@ EXPORT_SYMBOL(memstick_add_host); + */ + void memstick_remove_host(struct memstick_host *host) + { ++ host->removing = 1; + flush_workqueue(workqueue); + mutex_lock(&host->lock); + if (host->card) +diff --git a/drivers/mmc/host/sdhci-pci-core.c b/drivers/mmc/host/sdhci-pci-core.c +index af413805bbf1a..914f5184295ff 100644 +--- a/drivers/mmc/host/sdhci-pci-core.c ++++ b/drivers/mmc/host/sdhci-pci-core.c +@@ -794,7 +794,8 @@ static int byt_emmc_probe_slot(struct sdhci_pci_slot *slot) + static bool glk_broken_cqhci(struct sdhci_pci_slot *slot) + { + return slot->chip->pdev->device == PCI_DEVICE_ID_INTEL_GLK_EMMC && +- dmi_match(DMI_BIOS_VENDOR, "LENOVO"); ++ (dmi_match(DMI_BIOS_VENDOR, "LENOVO") || ++ dmi_match(DMI_SYS_VENDOR, "IRBIS")); + } + + static int glk_emmc_probe_slot(struct sdhci_pci_slot *slot) +diff --git a/drivers/net/dsa/ocelot/felix_vsc9959.c b/drivers/net/dsa/ocelot/felix_vsc9959.c +index 1dd9e348152d7..7c167a394b762 100644 +--- a/drivers/net/dsa/ocelot/felix_vsc9959.c ++++ b/drivers/net/dsa/ocelot/felix_vsc9959.c +@@ -607,17 +607,17 @@ struct vcap_field vsc9959_vcap_is2_keys[] = { + [VCAP_IS2_HK_DIP_EQ_SIP] = {118, 1}, + /* IP4_TCP_UDP (TYPE=100) */ + [VCAP_IS2_HK_TCP] = {119, 1}, +- [VCAP_IS2_HK_L4_SPORT] = {120, 16}, +- [VCAP_IS2_HK_L4_DPORT] = {136, 16}, ++ [VCAP_IS2_HK_L4_DPORT] = {120, 16}, ++ [VCAP_IS2_HK_L4_SPORT] = {136, 16}, + [VCAP_IS2_HK_L4_RNG] = {152, 8}, + [VCAP_IS2_HK_L4_SPORT_EQ_DPORT] = {160, 1}, + [VCAP_IS2_HK_L4_SEQUENCE_EQ0] = {161, 1}, +- [VCAP_IS2_HK_L4_URG] = {162, 1}, +- [VCAP_IS2_HK_L4_ACK] = {163, 1}, +- [VCAP_IS2_HK_L4_PSH] = {164, 1}, +- [VCAP_IS2_HK_L4_RST] = {165, 1}, +- [VCAP_IS2_HK_L4_SYN] = {166, 1}, +- [VCAP_IS2_HK_L4_FIN] = {167, 1}, ++ [VCAP_IS2_HK_L4_FIN] = {162, 1}, ++ [VCAP_IS2_HK_L4_SYN] = {163, 1}, ++ [VCAP_IS2_HK_L4_RST] = {164, 1}, ++ [VCAP_IS2_HK_L4_PSH] = {165, 1}, ++ [VCAP_IS2_HK_L4_ACK] = {166, 1}, ++ [VCAP_IS2_HK_L4_URG] = {167, 1}, + [VCAP_IS2_HK_L4_1588_DOM] = {168, 8}, + [VCAP_IS2_HK_L4_1588_VER] = {176, 4}, + /* IP4_OTHER (TYPE=101) */ +diff --git a/drivers/net/ethernet/dec/tulip/de2104x.c b/drivers/net/ethernet/dec/tulip/de2104x.c +index 592454f444ce2..0b30011b9839e 100644 +--- a/drivers/net/ethernet/dec/tulip/de2104x.c ++++ b/drivers/net/ethernet/dec/tulip/de2104x.c +@@ -85,7 +85,7 @@ MODULE_PARM_DESC (rx_copybreak, "de2104x Breakpoint at which Rx packets are copi + #define DSL CONFIG_DE2104X_DSL + #endif + +-#define DE_RX_RING_SIZE 64 ++#define DE_RX_RING_SIZE 128 + #define DE_TX_RING_SIZE 64 + #define DE_RING_BYTES \ + ((sizeof(struct de_desc) * DE_RX_RING_SIZE) + \ +diff --git a/drivers/net/hyperv/hyperv_net.h b/drivers/net/hyperv/hyperv_net.h +index abda736e7c7dc..a4d2dd2637e26 100644 +--- a/drivers/net/hyperv/hyperv_net.h ++++ b/drivers/net/hyperv/hyperv_net.h +@@ -973,6 +973,9 @@ struct net_device_context { + /* Serial number of the VF to team with */ + u32 vf_serial; + ++ /* Is the current data path through the VF NIC? */ ++ bool data_path_is_vf; ++ + /* Used to temporarily save the config info across hibernation */ + struct netvsc_device_info *saved_netvsc_dev_info; + }; +diff --git a/drivers/net/hyperv/netvsc_drv.c b/drivers/net/hyperv/netvsc_drv.c +index a2db5ef3b62a2..3b0dc1f0ef212 100644 +--- a/drivers/net/hyperv/netvsc_drv.c ++++ b/drivers/net/hyperv/netvsc_drv.c +@@ -2323,7 +2323,16 @@ static int netvsc_register_vf(struct net_device *vf_netdev) + return NOTIFY_OK; + } + +-/* VF up/down change detected, schedule to change data path */ ++/* Change the data path when VF UP/DOWN/CHANGE are detected. ++ * ++ * Typically a UP or DOWN event is followed by a CHANGE event, so ++ * net_device_ctx->data_path_is_vf is used to cache the current data path ++ * to avoid the duplicate call of netvsc_switch_datapath() and the duplicate ++ * message. ++ * ++ * During hibernation, if a VF NIC driver (e.g. mlx5) preserves the network ++ * interface, there is only the CHANGE event and no UP or DOWN event. ++ */ + static int netvsc_vf_changed(struct net_device *vf_netdev) + { + struct net_device_context *net_device_ctx; +@@ -2340,6 +2349,10 @@ static int netvsc_vf_changed(struct net_device *vf_netdev) + if (!netvsc_dev) + return NOTIFY_DONE; + ++ if (net_device_ctx->data_path_is_vf == vf_is_up) ++ return NOTIFY_OK; ++ net_device_ctx->data_path_is_vf = vf_is_up; ++ + netvsc_switch_datapath(ndev, vf_is_up); + netdev_info(ndev, "Data path switched %s VF: %s\n", + vf_is_up ? "to" : "from", vf_netdev->name); +@@ -2581,6 +2594,12 @@ static int netvsc_resume(struct hv_device *dev) + rtnl_lock(); + + net_device_ctx = netdev_priv(net); ++ ++ /* Reset the data path to the netvsc NIC before re-opening the vmbus ++ * channel. Later netvsc_netdev_event() will switch the data path to ++ * the VF upon the UP or CHANGE event. ++ */ ++ net_device_ctx->data_path_is_vf = false; + device_info = net_device_ctx->saved_netvsc_dev_info; + + ret = netvsc_attach(net, device_info); +diff --git a/drivers/net/usb/rndis_host.c b/drivers/net/usb/rndis_host.c +index bd9c07888ebb4..6fa7a009a24a4 100644 +--- a/drivers/net/usb/rndis_host.c ++++ b/drivers/net/usb/rndis_host.c +@@ -201,7 +201,7 @@ int rndis_command(struct usbnet *dev, struct rndis_msg_hdr *buf, int buflen) + dev_dbg(&info->control->dev, + "rndis response error, code %d\n", retval); + } +- msleep(20); ++ msleep(40); + } + dev_dbg(&info->control->dev, "rndis response timeout\n"); + return -ETIMEDOUT; +diff --git a/drivers/net/wan/hdlc_cisco.c b/drivers/net/wan/hdlc_cisco.c +index 444130655d8ea..cb5898f7d68c9 100644 +--- a/drivers/net/wan/hdlc_cisco.c ++++ b/drivers/net/wan/hdlc_cisco.c +@@ -118,6 +118,7 @@ static void cisco_keepalive_send(struct net_device *dev, u32 type, + skb_put(skb, sizeof(struct cisco_packet)); + skb->priority = TC_PRIO_CONTROL; + skb->dev = dev; ++ skb->protocol = htons(ETH_P_HDLC); + skb_reset_network_header(skb); + + dev_queue_xmit(skb); +diff --git a/drivers/net/wan/hdlc_fr.c b/drivers/net/wan/hdlc_fr.c +index 9acad651ea1f6..d6cfd51613ed8 100644 +--- a/drivers/net/wan/hdlc_fr.c ++++ b/drivers/net/wan/hdlc_fr.c +@@ -433,6 +433,8 @@ static netdev_tx_t pvc_xmit(struct sk_buff *skb, struct net_device *dev) + if (pvc->state.fecn) /* TX Congestion counter */ + dev->stats.tx_compressed++; + skb->dev = pvc->frad; ++ skb->protocol = htons(ETH_P_HDLC); ++ skb_reset_network_header(skb); + dev_queue_xmit(skb); + return NETDEV_TX_OK; + } +@@ -555,6 +557,7 @@ static void fr_lmi_send(struct net_device *dev, int fullrep) + skb_put(skb, i); + skb->priority = TC_PRIO_CONTROL; + skb->dev = dev; ++ skb->protocol = htons(ETH_P_HDLC); + skb_reset_network_header(skb); + + dev_queue_xmit(skb); +@@ -1041,7 +1044,7 @@ static void pvc_setup(struct net_device *dev) + { + dev->type = ARPHRD_DLCI; + dev->flags = IFF_POINTOPOINT; +- dev->hard_header_len = 10; ++ dev->hard_header_len = 0; + dev->addr_len = 2; + netif_keep_dst(dev); + } +@@ -1093,6 +1096,7 @@ static int fr_add_pvc(struct net_device *frad, unsigned int dlci, int type) + dev->mtu = HDLC_MAX_MTU; + dev->min_mtu = 68; + dev->max_mtu = HDLC_MAX_MTU; ++ dev->needed_headroom = 10; + dev->priv_flags |= IFF_NO_QUEUE; + dev->ml_priv = pvc; + +diff --git a/drivers/net/wan/hdlc_ppp.c b/drivers/net/wan/hdlc_ppp.c +index 16f33d1ffbfb9..64f8556513369 100644 +--- a/drivers/net/wan/hdlc_ppp.c ++++ b/drivers/net/wan/hdlc_ppp.c +@@ -251,6 +251,7 @@ static void ppp_tx_cp(struct net_device *dev, u16 pid, u8 code, + + skb->priority = TC_PRIO_CONTROL; + skb->dev = dev; ++ skb->protocol = htons(ETH_P_HDLC); + skb_reset_network_header(skb); + skb_queue_tail(&tx_queue, skb); + } +diff --git a/drivers/net/wan/lapbether.c b/drivers/net/wan/lapbether.c +index e61616b0b91c7..b726101d4707a 100644 +--- a/drivers/net/wan/lapbether.c ++++ b/drivers/net/wan/lapbether.c +@@ -198,8 +198,6 @@ static void lapbeth_data_transmit(struct net_device *ndev, struct sk_buff *skb) + struct net_device *dev; + int size = skb->len; + +- skb->protocol = htons(ETH_P_X25); +- + ptr = skb_push(skb, 2); + + *ptr++ = size % 256; +@@ -210,6 +208,8 @@ static void lapbeth_data_transmit(struct net_device *ndev, struct sk_buff *skb) + + skb->dev = dev = lapbeth->ethdev; + ++ skb->protocol = htons(ETH_P_DEC); ++ + skb_reset_network_header(skb); + + dev_hard_header(skb, dev, ETH_P_DEC, bcast_addr, NULL, 0); +diff --git a/drivers/net/wireless/mediatek/mt76/mt7915/init.c b/drivers/net/wireless/mediatek/mt76/mt7915/init.c +index aadf56e80bae8..d7a3b05ab50c3 100644 +--- a/drivers/net/wireless/mediatek/mt76/mt7915/init.c ++++ b/drivers/net/wireless/mediatek/mt76/mt7915/init.c +@@ -691,8 +691,12 @@ void mt7915_unregister_device(struct mt7915_dev *dev) + spin_lock_bh(&dev->token_lock); + idr_for_each_entry(&dev->token, txwi, id) { + mt7915_txp_skb_unmap(&dev->mt76, txwi); +- if (txwi->skb) +- dev_kfree_skb_any(txwi->skb); ++ if (txwi->skb) { ++ struct ieee80211_hw *hw; ++ ++ hw = mt76_tx_status_get_hw(&dev->mt76, txwi->skb); ++ ieee80211_free_txskb(hw, txwi->skb); ++ } + mt76_put_txwi(&dev->mt76, txwi); + } + spin_unlock_bh(&dev->token_lock); +diff --git a/drivers/net/wireless/mediatek/mt76/mt7915/mac.c b/drivers/net/wireless/mediatek/mt76/mt7915/mac.c +index a264e304a3dfb..5800b2d1fb233 100644 +--- a/drivers/net/wireless/mediatek/mt76/mt7915/mac.c ++++ b/drivers/net/wireless/mediatek/mt76/mt7915/mac.c +@@ -844,7 +844,7 @@ mt7915_tx_complete_status(struct mt76_dev *mdev, struct sk_buff *skb, + if (sta || !(info->flags & IEEE80211_TX_CTL_NO_ACK)) + mt7915_tx_status(sta, hw, info, NULL); + +- dev_kfree_skb(skb); ++ ieee80211_free_txskb(hw, skb); + } + + void mt7915_txp_skb_unmap(struct mt76_dev *dev, +diff --git a/drivers/net/wireless/ti/wlcore/cmd.h b/drivers/net/wireless/ti/wlcore/cmd.h +index 9acd8a41ea61f..f2609d5b6bf71 100644 +--- a/drivers/net/wireless/ti/wlcore/cmd.h ++++ b/drivers/net/wireless/ti/wlcore/cmd.h +@@ -458,7 +458,6 @@ enum wl1271_cmd_key_type { + KEY_TKIP = 2, + KEY_AES = 3, + KEY_GEM = 4, +- KEY_IGTK = 5, + }; + + struct wl1271_cmd_set_keys { +diff --git a/drivers/net/wireless/ti/wlcore/main.c b/drivers/net/wireless/ti/wlcore/main.c +index de6c8a7589ca3..ef169de992249 100644 +--- a/drivers/net/wireless/ti/wlcore/main.c ++++ b/drivers/net/wireless/ti/wlcore/main.c +@@ -3550,9 +3550,6 @@ int wlcore_set_key(struct wl1271 *wl, enum set_key_cmd cmd, + case WL1271_CIPHER_SUITE_GEM: + key_type = KEY_GEM; + break; +- case WLAN_CIPHER_SUITE_AES_CMAC: +- key_type = KEY_IGTK; +- break; + default: + wl1271_error("Unknown key algo 0x%x", key_conf->cipher); + +@@ -6222,7 +6219,6 @@ static int wl1271_init_ieee80211(struct wl1271 *wl) + WLAN_CIPHER_SUITE_TKIP, + WLAN_CIPHER_SUITE_CCMP, + WL1271_CIPHER_SUITE_GEM, +- WLAN_CIPHER_SUITE_AES_CMAC, + }; + + /* The tx descriptor buffer */ +diff --git a/drivers/nvme/host/core.c b/drivers/nvme/host/core.c +index f2556f0ea20dc..69165a8f7c1f0 100644 +--- a/drivers/nvme/host/core.c ++++ b/drivers/nvme/host/core.c +@@ -3060,10 +3060,24 @@ static int nvme_dev_open(struct inode *inode, struct file *file) + return -EWOULDBLOCK; + } + ++ nvme_get_ctrl(ctrl); ++ if (!try_module_get(ctrl->ops->module)) ++ return -EINVAL; ++ + file->private_data = ctrl; + return 0; + } + ++static int nvme_dev_release(struct inode *inode, struct file *file) ++{ ++ struct nvme_ctrl *ctrl = ++ container_of(inode->i_cdev, struct nvme_ctrl, cdev); ++ ++ module_put(ctrl->ops->module); ++ nvme_put_ctrl(ctrl); ++ return 0; ++} ++ + static int nvme_dev_user_cmd(struct nvme_ctrl *ctrl, void __user *argp) + { + struct nvme_ns *ns; +@@ -3126,6 +3140,7 @@ static long nvme_dev_ioctl(struct file *file, unsigned int cmd, + static const struct file_operations nvme_dev_fops = { + .owner = THIS_MODULE, + .open = nvme_dev_open, ++ .release = nvme_dev_release, + .unlocked_ioctl = nvme_dev_ioctl, + .compat_ioctl = compat_ptr_ioctl, + }; +diff --git a/drivers/nvme/host/fc.c b/drivers/nvme/host/fc.c +index 92c966ac34c20..43c1745ecd45b 100644 +--- a/drivers/nvme/host/fc.c ++++ b/drivers/nvme/host/fc.c +@@ -3668,12 +3668,14 @@ nvme_fc_create_ctrl(struct device *dev, struct nvmf_ctrl_options *opts) + spin_lock_irqsave(&nvme_fc_lock, flags); + list_for_each_entry(lport, &nvme_fc_lport_list, port_list) { + if (lport->localport.node_name != laddr.nn || +- lport->localport.port_name != laddr.pn) ++ lport->localport.port_name != laddr.pn || ++ lport->localport.port_state != FC_OBJSTATE_ONLINE) + continue; + + list_for_each_entry(rport, &lport->endp_list, endp_list) { + if (rport->remoteport.node_name != raddr.nn || +- rport->remoteport.port_name != raddr.pn) ++ rport->remoteport.port_name != raddr.pn || ++ rport->remoteport.port_state != FC_OBJSTATE_ONLINE) + continue; + + /* if fail to get reference fall through. Will error */ +diff --git a/drivers/nvme/host/pci.c b/drivers/nvme/host/pci.c +index 69a19fe241063..cc3ae9c63a01b 100644 +--- a/drivers/nvme/host/pci.c ++++ b/drivers/nvme/host/pci.c +@@ -942,13 +942,6 @@ static inline void nvme_handle_cqe(struct nvme_queue *nvmeq, u16 idx) + struct nvme_completion *cqe = &nvmeq->cqes[idx]; + struct request *req; + +- if (unlikely(cqe->command_id >= nvmeq->q_depth)) { +- dev_warn(nvmeq->dev->ctrl.device, +- "invalid id %d completed on queue %d\n", +- cqe->command_id, le16_to_cpu(cqe->sq_id)); +- return; +- } +- + /* + * AEN requests are special as they don't time out and can + * survive any kind of queue freeze and often don't respond to +@@ -962,6 +955,13 @@ static inline void nvme_handle_cqe(struct nvme_queue *nvmeq, u16 idx) + } + + req = blk_mq_tag_to_rq(nvme_queue_tagset(nvmeq), cqe->command_id); ++ if (unlikely(!req)) { ++ dev_warn(nvmeq->dev->ctrl.device, ++ "invalid id %d completed on queue %d\n", ++ cqe->command_id, le16_to_cpu(cqe->sq_id)); ++ return; ++ } ++ + trace_nvme_sq(req, cqe->sq_head, nvmeq->sq_tail); + nvme_end_request(req, cqe->status, cqe->result); + } +@@ -3093,7 +3093,8 @@ static const struct pci_device_id nvme_id_table[] = { + { PCI_VDEVICE(INTEL, 0xf1a5), /* Intel 600P/P3100 */ + .driver_data = NVME_QUIRK_NO_DEEPEST_PS | + NVME_QUIRK_MEDIUM_PRIO_SQ | +- NVME_QUIRK_NO_TEMP_THRESH_CHANGE }, ++ NVME_QUIRK_NO_TEMP_THRESH_CHANGE | ++ NVME_QUIRK_DISABLE_WRITE_ZEROES, }, + { PCI_VDEVICE(INTEL, 0xf1a6), /* Intel 760p/Pro 7600p */ + .driver_data = NVME_QUIRK_IGNORE_DEV_SUBNQN, }, + { PCI_VDEVICE(INTEL, 0x5845), /* Qemu emulated controller */ +diff --git a/drivers/phy/ti/phy-am654-serdes.c b/drivers/phy/ti/phy-am654-serdes.c +index a174b3c3f010f..819c49af169ac 100644 +--- a/drivers/phy/ti/phy-am654-serdes.c ++++ b/drivers/phy/ti/phy-am654-serdes.c +@@ -725,8 +725,10 @@ static int serdes_am654_probe(struct platform_device *pdev) + pm_runtime_enable(dev); + + phy = devm_phy_create(dev, NULL, &ops); +- if (IS_ERR(phy)) +- return PTR_ERR(phy); ++ if (IS_ERR(phy)) { ++ ret = PTR_ERR(phy); ++ goto clk_err; ++ } + + phy_set_drvdata(phy, am654_phy); + phy_provider = devm_of_phy_provider_register(dev, serdes_am654_xlate); +diff --git a/drivers/pinctrl/mediatek/pinctrl-mtk-common-v2.c b/drivers/pinctrl/mediatek/pinctrl-mtk-common-v2.c +index 2f3dfb56c3fa4..35bbe59357088 100644 +--- a/drivers/pinctrl/mediatek/pinctrl-mtk-common-v2.c ++++ b/drivers/pinctrl/mediatek/pinctrl-mtk-common-v2.c +@@ -259,6 +259,10 @@ bool mtk_is_virt_gpio(struct mtk_pinctrl *hw, unsigned int gpio_n) + + desc = (const struct mtk_pin_desc *)&hw->soc->pins[gpio_n]; + ++ /* if the GPIO is not supported for eint mode */ ++ if (desc->eint.eint_m == NO_EINT_SUPPORT) ++ return virt_gpio; ++ + if (desc->funcs && !desc->funcs[desc->eint.eint_m].name) + virt_gpio = true; + +diff --git a/drivers/pinctrl/mvebu/pinctrl-armada-xp.c b/drivers/pinctrl/mvebu/pinctrl-armada-xp.c +index a767a05fa3a0d..48e2a6c56a83b 100644 +--- a/drivers/pinctrl/mvebu/pinctrl-armada-xp.c ++++ b/drivers/pinctrl/mvebu/pinctrl-armada-xp.c +@@ -414,7 +414,7 @@ static struct mvebu_mpp_mode mv98dx3236_mpp_modes[] = { + MPP_VAR_FUNCTION(0x1, "i2c0", "sck", V_98DX3236_PLUS)), + MPP_MODE(15, + MPP_VAR_FUNCTION(0x0, "gpio", NULL, V_98DX3236_PLUS), +- MPP_VAR_FUNCTION(0x4, "i2c0", "sda", V_98DX3236_PLUS)), ++ MPP_VAR_FUNCTION(0x1, "i2c0", "sda", V_98DX3236_PLUS)), + MPP_MODE(16, + MPP_VAR_FUNCTION(0x0, "gpo", NULL, V_98DX3236_PLUS), + MPP_VAR_FUNCTION(0x4, "dev", "oe", V_98DX3236_PLUS)), +diff --git a/drivers/pinctrl/qcom/pinctrl-sm8250.c b/drivers/pinctrl/qcom/pinctrl-sm8250.c +index a660f1274b667..826df0d637eaa 100644 +--- a/drivers/pinctrl/qcom/pinctrl-sm8250.c ++++ b/drivers/pinctrl/qcom/pinctrl-sm8250.c +@@ -1308,7 +1308,7 @@ static const struct msm_pingroup sm8250_groups[] = { + [178] = PINGROUP(178, WEST, _, _, _, _, _, _, _, _, _), + [179] = PINGROUP(179, WEST, _, _, _, _, _, _, _, _, _), + [180] = UFS_RESET(ufs_reset, 0xb8000), +- [181] = SDC_PINGROUP(sdc2_clk, 0x7000, 14, 6), ++ [181] = SDC_PINGROUP(sdc2_clk, 0xb7000, 14, 6), + [182] = SDC_PINGROUP(sdc2_cmd, 0xb7000, 11, 3), + [183] = SDC_PINGROUP(sdc2_data, 0xb7000, 9, 0), + }; +diff --git a/drivers/scsi/iscsi_tcp.c b/drivers/scsi/iscsi_tcp.c +index b5dd1caae5e92..d10efb66cf193 100644 +--- a/drivers/scsi/iscsi_tcp.c ++++ b/drivers/scsi/iscsi_tcp.c +@@ -736,6 +736,7 @@ static int iscsi_sw_tcp_conn_get_param(struct iscsi_cls_conn *cls_conn, + struct iscsi_tcp_conn *tcp_conn = conn->dd_data; + struct iscsi_sw_tcp_conn *tcp_sw_conn = tcp_conn->dd_data; + struct sockaddr_in6 addr; ++ struct socket *sock; + int rc; + + switch(param) { +@@ -747,13 +748,17 @@ static int iscsi_sw_tcp_conn_get_param(struct iscsi_cls_conn *cls_conn, + spin_unlock_bh(&conn->session->frwd_lock); + return -ENOTCONN; + } ++ sock = tcp_sw_conn->sock; ++ sock_hold(sock->sk); ++ spin_unlock_bh(&conn->session->frwd_lock); ++ + if (param == ISCSI_PARAM_LOCAL_PORT) +- rc = kernel_getsockname(tcp_sw_conn->sock, ++ rc = kernel_getsockname(sock, + (struct sockaddr *)&addr); + else +- rc = kernel_getpeername(tcp_sw_conn->sock, ++ rc = kernel_getpeername(sock, + (struct sockaddr *)&addr); +- spin_unlock_bh(&conn->session->frwd_lock); ++ sock_put(sock->sk); + if (rc < 0) + return rc; + +@@ -775,6 +780,7 @@ static int iscsi_sw_tcp_host_get_param(struct Scsi_Host *shost, + struct iscsi_tcp_conn *tcp_conn; + struct iscsi_sw_tcp_conn *tcp_sw_conn; + struct sockaddr_in6 addr; ++ struct socket *sock; + int rc; + + switch (param) { +@@ -789,16 +795,18 @@ static int iscsi_sw_tcp_host_get_param(struct Scsi_Host *shost, + return -ENOTCONN; + } + tcp_conn = conn->dd_data; +- + tcp_sw_conn = tcp_conn->dd_data; +- if (!tcp_sw_conn->sock) { ++ sock = tcp_sw_conn->sock; ++ if (!sock) { + spin_unlock_bh(&session->frwd_lock); + return -ENOTCONN; + } ++ sock_hold(sock->sk); ++ spin_unlock_bh(&session->frwd_lock); + +- rc = kernel_getsockname(tcp_sw_conn->sock, ++ rc = kernel_getsockname(sock, + (struct sockaddr *)&addr); +- spin_unlock_bh(&session->frwd_lock); ++ sock_put(sock->sk); + if (rc < 0) + return rc; + +diff --git a/drivers/scsi/sd.c b/drivers/scsi/sd.c +index d90fefffe31b7..4b2117cb84837 100644 +--- a/drivers/scsi/sd.c ++++ b/drivers/scsi/sd.c +@@ -2966,26 +2966,32 @@ static void sd_read_block_characteristics(struct scsi_disk *sdkp) + + if (sdkp->device->type == TYPE_ZBC) { + /* Host-managed */ +- q->limits.zoned = BLK_ZONED_HM; ++ blk_queue_set_zoned(sdkp->disk, BLK_ZONED_HM); + } else { + sdkp->zoned = (buffer[8] >> 4) & 3; +- if (sdkp->zoned == 1 && !disk_has_partitions(sdkp->disk)) { ++ if (sdkp->zoned == 1) { + /* Host-aware */ +- q->limits.zoned = BLK_ZONED_HA; ++ blk_queue_set_zoned(sdkp->disk, BLK_ZONED_HA); + } else { +- /* +- * Treat drive-managed devices and host-aware devices +- * with partitions as regular block devices. +- */ +- q->limits.zoned = BLK_ZONED_NONE; +- if (sdkp->zoned == 2 && sdkp->first_scan) +- sd_printk(KERN_NOTICE, sdkp, +- "Drive-managed SMR disk\n"); ++ /* Regular disk or drive managed disk */ ++ blk_queue_set_zoned(sdkp->disk, BLK_ZONED_NONE); + } + } +- if (blk_queue_is_zoned(q) && sdkp->first_scan) ++ ++ if (!sdkp->first_scan) ++ goto out; ++ ++ if (blk_queue_is_zoned(q)) { + sd_printk(KERN_NOTICE, sdkp, "Host-%s zoned block device\n", + q->limits.zoned == BLK_ZONED_HM ? "managed" : "aware"); ++ } else { ++ if (sdkp->zoned == 1) ++ sd_printk(KERN_NOTICE, sdkp, ++ "Host-aware SMR disk used as regular disk\n"); ++ else if (sdkp->zoned == 2) ++ sd_printk(KERN_NOTICE, sdkp, ++ "Drive-managed SMR disk\n"); ++ } + + out: + kfree(buffer); +@@ -3398,10 +3404,6 @@ static int sd_probe(struct device *dev) + sdkp->first_scan = 1; + sdkp->max_medium_access_timeouts = SD_MAX_MEDIUM_TIMEOUTS; + +- error = sd_zbc_init_disk(sdkp); +- if (error) +- goto out_free_index; +- + sd_revalidate_disk(gd); + + gd->flags = GENHD_FL_EXT_DEVT; +diff --git a/drivers/scsi/sd.h b/drivers/scsi/sd.h +index 3a74f4b45134f..9c24de305c6b9 100644 +--- a/drivers/scsi/sd.h ++++ b/drivers/scsi/sd.h +@@ -213,7 +213,6 @@ static inline int sd_is_zoned(struct scsi_disk *sdkp) + + #ifdef CONFIG_BLK_DEV_ZONED + +-int sd_zbc_init_disk(struct scsi_disk *sdkp); + void sd_zbc_release_disk(struct scsi_disk *sdkp); + extern int sd_zbc_read_zones(struct scsi_disk *sdkp, unsigned char *buffer); + extern void sd_zbc_print_zones(struct scsi_disk *sdkp); +@@ -229,17 +228,6 @@ blk_status_t sd_zbc_prepare_zone_append(struct scsi_cmnd *cmd, sector_t *lba, + + #else /* CONFIG_BLK_DEV_ZONED */ + +-static inline int sd_zbc_init(void) +-{ +- return 0; +-} +- +-static inline int sd_zbc_init_disk(struct scsi_disk *sdkp) +-{ +- return 0; +-} +- +-static inline void sd_zbc_exit(void) {} + static inline void sd_zbc_release_disk(struct scsi_disk *sdkp) {} + + static inline int sd_zbc_read_zones(struct scsi_disk *sdkp, +@@ -260,7 +248,7 @@ static inline blk_status_t sd_zbc_setup_zone_mgmt_cmnd(struct scsi_cmnd *cmd, + static inline unsigned int sd_zbc_complete(struct scsi_cmnd *cmd, + unsigned int good_bytes, struct scsi_sense_hdr *sshdr) + { +- return 0; ++ return good_bytes; + } + + static inline blk_status_t sd_zbc_prepare_zone_append(struct scsi_cmnd *cmd, +diff --git a/drivers/scsi/sd_zbc.c b/drivers/scsi/sd_zbc.c +index 6f7eba66687e9..8384b5dcfa029 100644 +--- a/drivers/scsi/sd_zbc.c ++++ b/drivers/scsi/sd_zbc.c +@@ -633,6 +633,45 @@ static int sd_zbc_check_capacity(struct scsi_disk *sdkp, unsigned char *buf, + return 0; + } + ++void sd_zbc_print_zones(struct scsi_disk *sdkp) ++{ ++ if (!sd_is_zoned(sdkp) || !sdkp->capacity) ++ return; ++ ++ if (sdkp->capacity & (sdkp->zone_blocks - 1)) ++ sd_printk(KERN_NOTICE, sdkp, ++ "%u zones of %u logical blocks + 1 runt zone\n", ++ sdkp->nr_zones - 1, ++ sdkp->zone_blocks); ++ else ++ sd_printk(KERN_NOTICE, sdkp, ++ "%u zones of %u logical blocks\n", ++ sdkp->nr_zones, ++ sdkp->zone_blocks); ++} ++ ++static int sd_zbc_init_disk(struct scsi_disk *sdkp) ++{ ++ sdkp->zones_wp_offset = NULL; ++ spin_lock_init(&sdkp->zones_wp_offset_lock); ++ sdkp->rev_wp_offset = NULL; ++ mutex_init(&sdkp->rev_mutex); ++ INIT_WORK(&sdkp->zone_wp_offset_work, sd_zbc_update_wp_offset_workfn); ++ sdkp->zone_wp_update_buf = kzalloc(SD_BUF_SIZE, GFP_KERNEL); ++ if (!sdkp->zone_wp_update_buf) ++ return -ENOMEM; ++ ++ return 0; ++} ++ ++void sd_zbc_release_disk(struct scsi_disk *sdkp) ++{ ++ kvfree(sdkp->zones_wp_offset); ++ sdkp->zones_wp_offset = NULL; ++ kfree(sdkp->zone_wp_update_buf); ++ sdkp->zone_wp_update_buf = NULL; ++} ++ + static void sd_zbc_revalidate_zones_cb(struct gendisk *disk) + { + struct scsi_disk *sdkp = scsi_disk(disk); +@@ -645,8 +684,30 @@ static int sd_zbc_revalidate_zones(struct scsi_disk *sdkp, + unsigned int nr_zones) + { + struct gendisk *disk = sdkp->disk; ++ struct request_queue *q = disk->queue; ++ u32 max_append; + int ret = 0; + ++ /* ++ * For all zoned disks, initialize zone append emulation data if not ++ * already done. This is necessary also for host-aware disks used as ++ * regular disks due to the presence of partitions as these partitions ++ * may be deleted and the disk zoned model changed back from ++ * BLK_ZONED_NONE to BLK_ZONED_HA. ++ */ ++ if (sd_is_zoned(sdkp) && !sdkp->zone_wp_update_buf) { ++ ret = sd_zbc_init_disk(sdkp); ++ if (ret) ++ return ret; ++ } ++ ++ /* ++ * There is nothing to do for regular disks, including host-aware disks ++ * that have partitions. ++ */ ++ if (!blk_queue_is_zoned(q)) ++ return 0; ++ + /* + * Make sure revalidate zones are serialized to ensure exclusive + * updates of the scsi disk data. +@@ -681,6 +742,19 @@ static int sd_zbc_revalidate_zones(struct scsi_disk *sdkp, + kvfree(sdkp->rev_wp_offset); + sdkp->rev_wp_offset = NULL; + ++ if (ret) { ++ sdkp->zone_blocks = 0; ++ sdkp->nr_zones = 0; ++ sdkp->capacity = 0; ++ goto unlock; ++ } ++ ++ max_append = min_t(u32, logical_to_sectors(sdkp->device, zone_blocks), ++ q->limits.max_segments << (PAGE_SHIFT - 9)); ++ max_append = min_t(u32, max_append, queue_max_hw_sectors(q)); ++ ++ blk_queue_max_zone_append_sectors(q, max_append); ++ + unlock: + mutex_unlock(&sdkp->rev_mutex); + +@@ -693,7 +767,6 @@ int sd_zbc_read_zones(struct scsi_disk *sdkp, unsigned char *buf) + struct request_queue *q = disk->queue; + unsigned int nr_zones; + u32 zone_blocks = 0; +- u32 max_append; + int ret; + + if (!sd_is_zoned(sdkp)) +@@ -726,20 +799,6 @@ int sd_zbc_read_zones(struct scsi_disk *sdkp, unsigned char *buf) + if (ret) + goto err; + +- /* +- * On the first scan 'chunk_sectors' isn't setup yet, so calling +- * blk_queue_max_zone_append_sectors() will result in a WARN(). Defer +- * this setting to the second scan. +- */ +- if (sdkp->first_scan) +- return 0; +- +- max_append = min_t(u32, logical_to_sectors(sdkp->device, zone_blocks), +- q->limits.max_segments << (PAGE_SHIFT - 9)); +- max_append = min_t(u32, max_append, queue_max_hw_sectors(q)); +- +- blk_queue_max_zone_append_sectors(q, max_append); +- + return 0; + + err: +@@ -747,45 +806,3 @@ err: + + return ret; + } +- +-void sd_zbc_print_zones(struct scsi_disk *sdkp) +-{ +- if (!sd_is_zoned(sdkp) || !sdkp->capacity) +- return; +- +- if (sdkp->capacity & (sdkp->zone_blocks - 1)) +- sd_printk(KERN_NOTICE, sdkp, +- "%u zones of %u logical blocks + 1 runt zone\n", +- sdkp->nr_zones - 1, +- sdkp->zone_blocks); +- else +- sd_printk(KERN_NOTICE, sdkp, +- "%u zones of %u logical blocks\n", +- sdkp->nr_zones, +- sdkp->zone_blocks); +-} +- +-int sd_zbc_init_disk(struct scsi_disk *sdkp) +-{ +- if (!sd_is_zoned(sdkp)) +- return 0; +- +- sdkp->zones_wp_offset = NULL; +- spin_lock_init(&sdkp->zones_wp_offset_lock); +- sdkp->rev_wp_offset = NULL; +- mutex_init(&sdkp->rev_mutex); +- INIT_WORK(&sdkp->zone_wp_offset_work, sd_zbc_update_wp_offset_workfn); +- sdkp->zone_wp_update_buf = kzalloc(SD_BUF_SIZE, GFP_KERNEL); +- if (!sdkp->zone_wp_update_buf) +- return -ENOMEM; +- +- return 0; +-} +- +-void sd_zbc_release_disk(struct scsi_disk *sdkp) +-{ +- kvfree(sdkp->zones_wp_offset); +- sdkp->zones_wp_offset = NULL; +- kfree(sdkp->zone_wp_update_buf); +- sdkp->zone_wp_update_buf = NULL; +-} +diff --git a/drivers/spi/spi-fsl-espi.c b/drivers/spi/spi-fsl-espi.c +index e60581283a247..6d148ab70b93e 100644 +--- a/drivers/spi/spi-fsl-espi.c ++++ b/drivers/spi/spi-fsl-espi.c +@@ -564,13 +564,14 @@ static void fsl_espi_cpu_irq(struct fsl_espi *espi, u32 events) + static irqreturn_t fsl_espi_irq(s32 irq, void *context_data) + { + struct fsl_espi *espi = context_data; +- u32 events; ++ u32 events, mask; + + spin_lock(&espi->lock); + + /* Get interrupt events(tx/rx) */ + events = fsl_espi_read_reg(espi, ESPI_SPIE); +- if (!events) { ++ mask = fsl_espi_read_reg(espi, ESPI_SPIM); ++ if (!(events & mask)) { + spin_unlock(&espi->lock); + return IRQ_NONE; + } +diff --git a/drivers/target/target_core_transport.c b/drivers/target/target_core_transport.c +index e6e1fa68de542..94f4f05b5002c 100644 +--- a/drivers/target/target_core_transport.c ++++ b/drivers/target/target_core_transport.c +@@ -1840,7 +1840,8 @@ int target_submit_tmr(struct se_cmd *se_cmd, struct se_session *se_sess, + * out unpacked_lun for the original se_cmd. + */ + if (tm_type == TMR_ABORT_TASK && (flags & TARGET_SCF_LOOKUP_LUN_FROM_TAG)) { +- if (!target_lookup_lun_from_tag(se_sess, tag, &unpacked_lun)) ++ if (!target_lookup_lun_from_tag(se_sess, tag, ++ &se_cmd->orig_fe_lun)) + goto failure; + } + +diff --git a/drivers/usb/core/driver.c b/drivers/usb/core/driver.c +index 7e73e989645bd..b351962279e4d 100644 +--- a/drivers/usb/core/driver.c ++++ b/drivers/usb/core/driver.c +@@ -269,8 +269,30 @@ static int usb_probe_device(struct device *dev) + if (error) + return error; + ++ /* Probe the USB device with the driver in hand, but only ++ * defer to a generic driver in case the current USB ++ * device driver has an id_table or a match function; i.e., ++ * when the device driver was explicitly matched against ++ * a device. ++ * ++ * If the device driver does not have either of these, ++ * then we assume that it can bind to any device and is ++ * not truly a more specialized/non-generic driver, so a ++ * return value of -ENODEV should not force the device ++ * to be handled by the generic USB driver, as there ++ * can still be another, more specialized, device driver. ++ * ++ * This accommodates the usbip driver. ++ * ++ * TODO: What if, in the future, there are multiple ++ * specialized USB device drivers for a particular device? ++ * In such cases, there is a need to try all matching ++ * specialised device drivers prior to setting the ++ * use_generic_driver bit. ++ */ + error = udriver->probe(udev); +- if (error == -ENODEV && udriver != &usb_generic_driver) { ++ if (error == -ENODEV && udriver != &usb_generic_driver && ++ (udriver->id_table || udriver->match)) { + udev->use_generic_driver = 1; + return -EPROBE_DEFER; + } +@@ -831,14 +853,17 @@ static int usb_device_match(struct device *dev, struct device_driver *drv) + udev = to_usb_device(dev); + udrv = to_usb_device_driver(drv); + +- if (udrv->id_table && +- usb_device_match_id(udev, udrv->id_table) != NULL) { +- return 1; +- } ++ if (udrv->id_table) ++ return usb_device_match_id(udev, udrv->id_table) != NULL; + + if (udrv->match) + return udrv->match(udev); +- return 0; ++ ++ /* If the device driver under consideration does not have a ++ * id_table or a match function, then let the driver's probe ++ * function decide. ++ */ ++ return 1; + + } else if (is_usb_interface(dev)) { + struct usb_interface *intf; +@@ -905,26 +930,19 @@ static int usb_uevent(struct device *dev, struct kobj_uevent_env *env) + return 0; + } + +-static bool is_dev_usb_generic_driver(struct device *dev) +-{ +- struct usb_device_driver *udd = dev->driver ? +- to_usb_device_driver(dev->driver) : NULL; +- +- return udd == &usb_generic_driver; +-} +- + static int __usb_bus_reprobe_drivers(struct device *dev, void *data) + { + struct usb_device_driver *new_udriver = data; + struct usb_device *udev; + int ret; + +- if (!is_dev_usb_generic_driver(dev)) ++ /* Don't reprobe if current driver isn't usb_generic_driver */ ++ if (dev->driver != &usb_generic_driver.drvwrap.driver) + return 0; + + udev = to_usb_device(dev); + if (usb_device_match_id(udev, new_udriver->id_table) == NULL && +- (!new_udriver->match || new_udriver->match(udev) != 0)) ++ (!new_udriver->match || new_udriver->match(udev) == 0)) + return 0; + + ret = device_reprobe(dev); +diff --git a/drivers/usb/gadget/function/f_ncm.c b/drivers/usb/gadget/function/f_ncm.c +index b4206b0dede54..1f638759a9533 100644 +--- a/drivers/usb/gadget/function/f_ncm.c ++++ b/drivers/usb/gadget/function/f_ncm.c +@@ -1189,7 +1189,6 @@ static int ncm_unwrap_ntb(struct gether *port, + const struct ndp_parser_opts *opts = ncm->parser_opts; + unsigned crc_len = ncm->is_crc ? sizeof(uint32_t) : 0; + int dgram_counter; +- bool ndp_after_header; + + /* dwSignature */ + if (get_unaligned_le32(tmp) != opts->nth_sign) { +@@ -1216,7 +1215,6 @@ static int ncm_unwrap_ntb(struct gether *port, + } + + ndp_index = get_ncm(&tmp, opts->ndp_index); +- ndp_after_header = false; + + /* Run through all the NDP's in the NTB */ + do { +@@ -1232,8 +1230,6 @@ static int ncm_unwrap_ntb(struct gether *port, + ndp_index); + goto err; + } +- if (ndp_index == opts->nth_size) +- ndp_after_header = true; + + /* + * walk through NDP +@@ -1312,37 +1308,13 @@ static int ncm_unwrap_ntb(struct gether *port, + index2 = get_ncm(&tmp, opts->dgram_item_len); + dg_len2 = get_ncm(&tmp, opts->dgram_item_len); + +- if (index2 == 0 || dg_len2 == 0) +- break; +- + /* wDatagramIndex[1] */ +- if (ndp_after_header) { +- if (index2 < opts->nth_size + opts->ndp_size) { +- INFO(port->func.config->cdev, +- "Bad index: %#X\n", index2); +- goto err; +- } +- } else { +- if (index2 < opts->nth_size + opts->dpe_size) { +- INFO(port->func.config->cdev, +- "Bad index: %#X\n", index2); +- goto err; +- } +- } + if (index2 > block_len - opts->dpe_size) { + INFO(port->func.config->cdev, + "Bad index: %#X\n", index2); + goto err; + } + +- /* wDatagramLength[1] */ +- if ((dg_len2 < 14 + crc_len) || +- (dg_len2 > frame_max)) { +- INFO(port->func.config->cdev, +- "Bad dgram length: %#X\n", dg_len); +- goto err; +- } +- + /* + * Copy the data into a new skb. + * This ensures the truesize is correct +@@ -1359,6 +1331,8 @@ static int ncm_unwrap_ntb(struct gether *port, + ndp_len -= 2 * (opts->dgram_item_len * 2); + + dgram_counter++; ++ if (index2 == 0 || dg_len2 == 0) ++ break; + } while (ndp_len > 2 * (opts->dgram_item_len * 2)); + } while (ndp_index); + +diff --git a/drivers/usb/usbip/stub_dev.c b/drivers/usb/usbip/stub_dev.c +index 9d7d642022d1f..2305d425e6c9a 100644 +--- a/drivers/usb/usbip/stub_dev.c ++++ b/drivers/usb/usbip/stub_dev.c +@@ -461,11 +461,6 @@ static void stub_disconnect(struct usb_device *udev) + return; + } + +-static bool usbip_match(struct usb_device *udev) +-{ +- return true; +-} +- + #ifdef CONFIG_PM + + /* These functions need usb_port_suspend and usb_port_resume, +@@ -491,7 +486,6 @@ struct usb_device_driver stub_driver = { + .name = "usbip-host", + .probe = stub_probe, + .disconnect = stub_disconnect, +- .match = usbip_match, + #ifdef CONFIG_PM + .suspend = stub_suspend, + .resume = stub_resume, +diff --git a/drivers/xen/events/events_base.c b/drivers/xen/events/events_base.c +index 90b8f56fbadb1..6f02c18fa65c8 100644 +--- a/drivers/xen/events/events_base.c ++++ b/drivers/xen/events/events_base.c +@@ -92,6 +92,8 @@ static bool (*pirq_needs_eoi)(unsigned irq); + /* Xen will never allocate port zero for any purpose. */ + #define VALID_EVTCHN(chn) ((chn) != 0) + ++static struct irq_info *legacy_info_ptrs[NR_IRQS_LEGACY]; ++ + static struct irq_chip xen_dynamic_chip; + static struct irq_chip xen_percpu_chip; + static struct irq_chip xen_pirq_chip; +@@ -156,7 +158,18 @@ int get_evtchn_to_irq(evtchn_port_t evtchn) + /* Get info for IRQ */ + struct irq_info *info_for_irq(unsigned irq) + { +- return irq_get_chip_data(irq); ++ if (irq < nr_legacy_irqs()) ++ return legacy_info_ptrs[irq]; ++ else ++ return irq_get_chip_data(irq); ++} ++ ++static void set_info_for_irq(unsigned int irq, struct irq_info *info) ++{ ++ if (irq < nr_legacy_irqs()) ++ legacy_info_ptrs[irq] = info; ++ else ++ irq_set_chip_data(irq, info); + } + + /* Constructors for packed IRQ information. */ +@@ -377,7 +390,7 @@ static void xen_irq_init(unsigned irq) + info->type = IRQT_UNBOUND; + info->refcnt = -1; + +- irq_set_chip_data(irq, info); ++ set_info_for_irq(irq, info); + + list_add_tail(&info->list, &xen_irq_list_head); + } +@@ -426,14 +439,14 @@ static int __must_check xen_allocate_irq_gsi(unsigned gsi) + + static void xen_free_irq(unsigned irq) + { +- struct irq_info *info = irq_get_chip_data(irq); ++ struct irq_info *info = info_for_irq(irq); + + if (WARN_ON(!info)) + return; + + list_del(&info->list); + +- irq_set_chip_data(irq, NULL); ++ set_info_for_irq(irq, NULL); + + WARN_ON(info->refcnt > 0); + +@@ -603,7 +616,7 @@ EXPORT_SYMBOL_GPL(xen_irq_from_gsi); + static void __unbind_from_irq(unsigned int irq) + { + evtchn_port_t evtchn = evtchn_from_irq(irq); +- struct irq_info *info = irq_get_chip_data(irq); ++ struct irq_info *info = info_for_irq(irq); + + if (info->refcnt > 0) { + info->refcnt--; +@@ -1108,7 +1121,7 @@ int bind_ipi_to_irqhandler(enum ipi_vector ipi, + + void unbind_from_irqhandler(unsigned int irq, void *dev_id) + { +- struct irq_info *info = irq_get_chip_data(irq); ++ struct irq_info *info = info_for_irq(irq); + + if (WARN_ON(!info)) + return; +@@ -1142,7 +1155,7 @@ int evtchn_make_refcounted(evtchn_port_t evtchn) + if (irq == -1) + return -ENOENT; + +- info = irq_get_chip_data(irq); ++ info = info_for_irq(irq); + + if (!info) + return -ENOENT; +@@ -1170,7 +1183,7 @@ int evtchn_get(evtchn_port_t evtchn) + if (irq == -1) + goto done; + +- info = irq_get_chip_data(irq); ++ info = info_for_irq(irq); + + if (!info) + goto done; +diff --git a/fs/autofs/waitq.c b/fs/autofs/waitq.c +index 74c886f7c51cb..5ced859dac539 100644 +--- a/fs/autofs/waitq.c ++++ b/fs/autofs/waitq.c +@@ -53,7 +53,7 @@ static int autofs_write(struct autofs_sb_info *sbi, + + mutex_lock(&sbi->pipe_mutex); + while (bytes) { +- wr = kernel_write(file, data, bytes, &file->f_pos); ++ wr = __kernel_write(file, data, bytes, NULL); + if (wr <= 0) + break; + data += wr; +diff --git a/fs/btrfs/dev-replace.c b/fs/btrfs/dev-replace.c +index db93909b25e08..eb86e4b88c73a 100644 +--- a/fs/btrfs/dev-replace.c ++++ b/fs/btrfs/dev-replace.c +@@ -599,6 +599,37 @@ static void btrfs_rm_dev_replace_unblocked(struct btrfs_fs_info *fs_info) + wake_up(&fs_info->dev_replace.replace_wait); + } + ++/* ++ * When finishing the device replace, before swapping the source device with the ++ * target device we must update the chunk allocation state in the target device, ++ * as it is empty because replace works by directly copying the chunks and not ++ * through the normal chunk allocation path. ++ */ ++static int btrfs_set_target_alloc_state(struct btrfs_device *srcdev, ++ struct btrfs_device *tgtdev) ++{ ++ struct extent_state *cached_state = NULL; ++ u64 start = 0; ++ u64 found_start; ++ u64 found_end; ++ int ret = 0; ++ ++ lockdep_assert_held(&srcdev->fs_info->chunk_mutex); ++ ++ while (!find_first_extent_bit(&srcdev->alloc_state, start, ++ &found_start, &found_end, ++ CHUNK_ALLOCATED, &cached_state)) { ++ ret = set_extent_bits(&tgtdev->alloc_state, found_start, ++ found_end, CHUNK_ALLOCATED); ++ if (ret) ++ break; ++ start = found_end + 1; ++ } ++ ++ free_extent_state(cached_state); ++ return ret; ++} ++ + static int btrfs_dev_replace_finishing(struct btrfs_fs_info *fs_info, + int scrub_ret) + { +@@ -673,8 +704,14 @@ static int btrfs_dev_replace_finishing(struct btrfs_fs_info *fs_info, + dev_replace->time_stopped = ktime_get_real_seconds(); + dev_replace->item_needs_writeback = 1; + +- /* replace old device with new one in mapping tree */ ++ /* ++ * Update allocation state in the new device and replace the old device ++ * with the new one in the mapping tree. ++ */ + if (!scrub_ret) { ++ scrub_ret = btrfs_set_target_alloc_state(src_device, tgt_device); ++ if (scrub_ret) ++ goto error; + btrfs_dev_replace_update_device_in_mapping_tree(fs_info, + src_device, + tgt_device); +@@ -685,6 +722,7 @@ static int btrfs_dev_replace_finishing(struct btrfs_fs_info *fs_info, + btrfs_dev_name(src_device), + src_device->devid, + rcu_str_deref(tgt_device->name), scrub_ret); ++error: + up_write(&dev_replace->rwsem); + mutex_unlock(&fs_info->chunk_mutex); + mutex_unlock(&fs_info->fs_devices->device_list_mutex); +diff --git a/fs/eventpoll.c b/fs/eventpoll.c +index 8107e06d7f6f5..4df61129566d4 100644 +--- a/fs/eventpoll.c ++++ b/fs/eventpoll.c +@@ -218,8 +218,7 @@ struct eventpoll { + struct file *file; + + /* used to optimize loop detection check */ +- struct list_head visited_list_link; +- int visited; ++ u64 gen; + + #ifdef CONFIG_NET_RX_BUSY_POLL + /* used to track busy poll napi_id */ +@@ -274,6 +273,8 @@ static long max_user_watches __read_mostly; + */ + static DEFINE_MUTEX(epmutex); + ++static u64 loop_check_gen = 0; ++ + /* Used to check for epoll file descriptor inclusion loops */ + static struct nested_calls poll_loop_ncalls; + +@@ -283,9 +284,6 @@ static struct kmem_cache *epi_cache __read_mostly; + /* Slab cache used to allocate "struct eppoll_entry" */ + static struct kmem_cache *pwq_cache __read_mostly; + +-/* Visited nodes during ep_loop_check(), so we can unset them when we finish */ +-static LIST_HEAD(visited_list); +- + /* + * List of files with newly added links, where we may need to limit the number + * of emanating paths. Protected by the epmutex. +@@ -1450,7 +1448,7 @@ static int reverse_path_check(void) + + static int ep_create_wakeup_source(struct epitem *epi) + { +- const char *name; ++ struct name_snapshot n; + struct wakeup_source *ws; + + if (!epi->ep->ws) { +@@ -1459,8 +1457,9 @@ static int ep_create_wakeup_source(struct epitem *epi) + return -ENOMEM; + } + +- name = epi->ffd.file->f_path.dentry->d_name.name; +- ws = wakeup_source_register(NULL, name); ++ take_dentry_name_snapshot(&n, epi->ffd.file->f_path.dentry); ++ ws = wakeup_source_register(NULL, n.name.name); ++ release_dentry_name_snapshot(&n); + + if (!ws) + return -ENOMEM; +@@ -1522,6 +1521,22 @@ static int ep_insert(struct eventpoll *ep, const struct epoll_event *event, + RCU_INIT_POINTER(epi->ws, NULL); + } + ++ /* Add the current item to the list of active epoll hook for this file */ ++ spin_lock(&tfile->f_lock); ++ list_add_tail_rcu(&epi->fllink, &tfile->f_ep_links); ++ spin_unlock(&tfile->f_lock); ++ ++ /* ++ * Add the current item to the RB tree. All RB tree operations are ++ * protected by "mtx", and ep_insert() is called with "mtx" held. ++ */ ++ ep_rbtree_insert(ep, epi); ++ ++ /* now check if we've created too many backpaths */ ++ error = -EINVAL; ++ if (full_check && reverse_path_check()) ++ goto error_remove_epi; ++ + /* Initialize the poll table using the queue callback */ + epq.epi = epi; + init_poll_funcptr(&epq.pt, ep_ptable_queue_proc); +@@ -1544,22 +1559,6 @@ static int ep_insert(struct eventpoll *ep, const struct epoll_event *event, + if (epi->nwait < 0) + goto error_unregister; + +- /* Add the current item to the list of active epoll hook for this file */ +- spin_lock(&tfile->f_lock); +- list_add_tail_rcu(&epi->fllink, &tfile->f_ep_links); +- spin_unlock(&tfile->f_lock); +- +- /* +- * Add the current item to the RB tree. All RB tree operations are +- * protected by "mtx", and ep_insert() is called with "mtx" held. +- */ +- ep_rbtree_insert(ep, epi); +- +- /* now check if we've created too many backpaths */ +- error = -EINVAL; +- if (full_check && reverse_path_check()) +- goto error_remove_epi; +- + /* We have to drop the new item inside our item list to keep track of it */ + write_lock_irq(&ep->lock); + +@@ -1588,6 +1587,8 @@ static int ep_insert(struct eventpoll *ep, const struct epoll_event *event, + + return 0; + ++error_unregister: ++ ep_unregister_pollwait(ep, epi); + error_remove_epi: + spin_lock(&tfile->f_lock); + list_del_rcu(&epi->fllink); +@@ -1595,9 +1596,6 @@ error_remove_epi: + + rb_erase_cached(&epi->rbn, &ep->rbr); + +-error_unregister: +- ep_unregister_pollwait(ep, epi); +- + /* + * We need to do this because an event could have been arrived on some + * allocated wait queue. Note that we don't care about the ep->ovflist +@@ -1972,13 +1970,12 @@ static int ep_loop_check_proc(void *priv, void *cookie, int call_nests) + struct epitem *epi; + + mutex_lock_nested(&ep->mtx, call_nests + 1); +- ep->visited = 1; +- list_add(&ep->visited_list_link, &visited_list); ++ ep->gen = loop_check_gen; + for (rbp = rb_first_cached(&ep->rbr); rbp; rbp = rb_next(rbp)) { + epi = rb_entry(rbp, struct epitem, rbn); + if (unlikely(is_file_epoll(epi->ffd.file))) { + ep_tovisit = epi->ffd.file->private_data; +- if (ep_tovisit->visited) ++ if (ep_tovisit->gen == loop_check_gen) + continue; + error = ep_call_nested(&poll_loop_ncalls, + ep_loop_check_proc, epi->ffd.file, +@@ -2019,18 +2016,8 @@ static int ep_loop_check_proc(void *priv, void *cookie, int call_nests) + */ + static int ep_loop_check(struct eventpoll *ep, struct file *file) + { +- int ret; +- struct eventpoll *ep_cur, *ep_next; +- +- ret = ep_call_nested(&poll_loop_ncalls, ++ return ep_call_nested(&poll_loop_ncalls, + ep_loop_check_proc, file, ep, current); +- /* clear visited list */ +- list_for_each_entry_safe(ep_cur, ep_next, &visited_list, +- visited_list_link) { +- ep_cur->visited = 0; +- list_del(&ep_cur->visited_list_link); +- } +- return ret; + } + + static void clear_tfile_check_list(void) +@@ -2195,11 +2182,13 @@ int do_epoll_ctl(int epfd, int op, int fd, struct epoll_event *epds, + goto error_tgt_fput; + if (op == EPOLL_CTL_ADD) { + if (!list_empty(&f.file->f_ep_links) || ++ ep->gen == loop_check_gen || + is_file_epoll(tf.file)) { + mutex_unlock(&ep->mtx); + error = epoll_mutex_lock(&epmutex, 0, nonblock); + if (error) + goto error_tgt_fput; ++ loop_check_gen++; + full_check = 1; + if (is_file_epoll(tf.file)) { + error = -ELOOP; +@@ -2263,6 +2252,7 @@ int do_epoll_ctl(int epfd, int op, int fd, struct epoll_event *epds, + error_tgt_fput: + if (full_check) { + clear_tfile_check_list(); ++ loop_check_gen++; + mutex_unlock(&epmutex); + } + +diff --git a/fs/fuse/file.c b/fs/fuse/file.c +index 83d917f7e5425..98e170cc0b932 100644 +--- a/fs/fuse/file.c ++++ b/fs/fuse/file.c +@@ -3091,11 +3091,10 @@ fuse_direct_IO(struct kiocb *iocb, struct iov_iter *iter) + ssize_t ret = 0; + struct file *file = iocb->ki_filp; + struct fuse_file *ff = file->private_data; +- bool async_dio = ff->fc->async_dio; + loff_t pos = 0; + struct inode *inode; + loff_t i_size; +- size_t count = iov_iter_count(iter); ++ size_t count = iov_iter_count(iter), shortened = 0; + loff_t offset = iocb->ki_pos; + struct fuse_io_priv *io; + +@@ -3103,17 +3102,9 @@ fuse_direct_IO(struct kiocb *iocb, struct iov_iter *iter) + inode = file->f_mapping->host; + i_size = i_size_read(inode); + +- if ((iov_iter_rw(iter) == READ) && (offset > i_size)) ++ if ((iov_iter_rw(iter) == READ) && (offset >= i_size)) + return 0; + +- /* optimization for short read */ +- if (async_dio && iov_iter_rw(iter) != WRITE && offset + count > i_size) { +- if (offset >= i_size) +- return 0; +- iov_iter_truncate(iter, fuse_round_up(ff->fc, i_size - offset)); +- count = iov_iter_count(iter); +- } +- + io = kmalloc(sizeof(struct fuse_io_priv), GFP_KERNEL); + if (!io) + return -ENOMEM; +@@ -3129,15 +3120,22 @@ fuse_direct_IO(struct kiocb *iocb, struct iov_iter *iter) + * By default, we want to optimize all I/Os with async request + * submission to the client filesystem if supported. + */ +- io->async = async_dio; ++ io->async = ff->fc->async_dio; + io->iocb = iocb; + io->blocking = is_sync_kiocb(iocb); + ++ /* optimization for short read */ ++ if (io->async && !io->write && offset + count > i_size) { ++ iov_iter_truncate(iter, fuse_round_up(ff->fc, i_size - offset)); ++ shortened = count - iov_iter_count(iter); ++ count -= shortened; ++ } ++ + /* + * We cannot asynchronously extend the size of a file. + * In such case the aio will behave exactly like sync io. + */ +- if ((offset + count > i_size) && iov_iter_rw(iter) == WRITE) ++ if ((offset + count > i_size) && io->write) + io->blocking = true; + + if (io->async && io->blocking) { +@@ -3155,6 +3153,7 @@ fuse_direct_IO(struct kiocb *iocb, struct iov_iter *iter) + } else { + ret = __fuse_direct_read(io, iter, &pos); + } ++ iov_iter_reexpand(iter, iov_iter_count(iter) + shortened); + + if (io->async) { + bool blocking = io->blocking; +diff --git a/fs/io_uring.c b/fs/io_uring.c +index 1d5640cc2a488..ebc3586b18795 100644 +--- a/fs/io_uring.c ++++ b/fs/io_uring.c +@@ -3318,7 +3318,7 @@ static int io_epoll_ctl_prep(struct io_kiocb *req, + #if defined(CONFIG_EPOLL) + if (sqe->ioprio || sqe->buf_index) + return -EINVAL; +- if (unlikely(req->ctx->flags & IORING_SETUP_IOPOLL)) ++ if (unlikely(req->ctx->flags & (IORING_SETUP_IOPOLL | IORING_SETUP_SQPOLL))) + return -EINVAL; + + req->epoll.epfd = READ_ONCE(sqe->fd); +@@ -3435,7 +3435,7 @@ static int io_fadvise(struct io_kiocb *req, bool force_nonblock) + + static int io_statx_prep(struct io_kiocb *req, const struct io_uring_sqe *sqe) + { +- if (unlikely(req->ctx->flags & IORING_SETUP_IOPOLL)) ++ if (unlikely(req->ctx->flags & (IORING_SETUP_IOPOLL | IORING_SETUP_SQPOLL))) + return -EINVAL; + if (sqe->ioprio || sqe->buf_index) + return -EINVAL; +@@ -4310,6 +4310,8 @@ static int io_poll_double_wake(struct wait_queue_entry *wait, unsigned mode, + if (mask && !(mask & poll->events)) + return 0; + ++ list_del_init(&wait->entry); ++ + if (poll && poll->head) { + bool done; + +@@ -5040,6 +5042,8 @@ static int io_async_cancel(struct io_kiocb *req) + static int io_files_update_prep(struct io_kiocb *req, + const struct io_uring_sqe *sqe) + { ++ if (unlikely(req->ctx->flags & IORING_SETUP_SQPOLL)) ++ return -EINVAL; + if (unlikely(req->flags & (REQ_F_FIXED_FILE | REQ_F_BUFFER_SELECT))) + return -EINVAL; + if (sqe->ioprio || sqe->rw_flags) +diff --git a/fs/nfs/dir.c b/fs/nfs/dir.c +index 5a331da5f55ad..785f46217f11a 100644 +--- a/fs/nfs/dir.c ++++ b/fs/nfs/dir.c +@@ -579,6 +579,9 @@ int nfs_readdir_page_filler(nfs_readdir_descriptor_t *desc, struct nfs_entry *en + xdr_set_scratch_buffer(&stream, page_address(scratch), PAGE_SIZE); + + do { ++ if (entry->label) ++ entry->label->len = NFS4_MAXLABELLEN; ++ + status = xdr_decode(desc, entry, &stream); + if (status != 0) { + if (status == -EAGAIN) +diff --git a/fs/nfs/flexfilelayout/flexfilelayout.c b/fs/nfs/flexfilelayout/flexfilelayout.c +index 048272d60a165..f9348ed1bcdad 100644 +--- a/fs/nfs/flexfilelayout/flexfilelayout.c ++++ b/fs/nfs/flexfilelayout/flexfilelayout.c +@@ -838,6 +838,7 @@ ff_layout_pg_init_read(struct nfs_pageio_descriptor *pgio, + struct nfs4_ff_layout_mirror *mirror; + struct nfs4_pnfs_ds *ds; + int ds_idx; ++ u32 i; + + retry: + ff_layout_pg_check_layout(pgio, req); +@@ -864,14 +865,14 @@ retry: + goto retry; + } + +- mirror = FF_LAYOUT_COMP(pgio->pg_lseg, ds_idx); ++ for (i = 0; i < pgio->pg_mirror_count; i++) { ++ mirror = FF_LAYOUT_COMP(pgio->pg_lseg, i); ++ pgm = &pgio->pg_mirrors[i]; ++ pgm->pg_bsize = mirror->mirror_ds->ds_versions[0].rsize; ++ } + + pgio->pg_mirror_idx = ds_idx; + +- /* read always uses only one mirror - idx 0 for pgio layer */ +- pgm = &pgio->pg_mirrors[0]; +- pgm->pg_bsize = mirror->mirror_ds->ds_versions[0].rsize; +- + if (NFS_SERVER(pgio->pg_inode)->flags & + (NFS_MOUNT_SOFT|NFS_MOUNT_SOFTERR)) + pgio->pg_maxretrans = io_maxretrans; +diff --git a/fs/nfs/nfs42proc.c b/fs/nfs/nfs42proc.c +index e2ae54b35dfe1..395a468e349b0 100644 +--- a/fs/nfs/nfs42proc.c ++++ b/fs/nfs/nfs42proc.c +@@ -355,7 +355,15 @@ static ssize_t _nfs42_proc_copy(struct file *src, + + truncate_pagecache_range(dst_inode, pos_dst, + pos_dst + res->write_res.count); +- ++ spin_lock(&dst_inode->i_lock); ++ NFS_I(dst_inode)->cache_validity |= (NFS_INO_REVAL_PAGECACHE | ++ NFS_INO_REVAL_FORCED | NFS_INO_INVALID_SIZE | ++ NFS_INO_INVALID_ATTR | NFS_INO_INVALID_DATA); ++ spin_unlock(&dst_inode->i_lock); ++ spin_lock(&src_inode->i_lock); ++ NFS_I(src_inode)->cache_validity |= (NFS_INO_REVAL_PAGECACHE | ++ NFS_INO_REVAL_FORCED | NFS_INO_INVALID_ATIME); ++ spin_unlock(&src_inode->i_lock); + status = res->write_res.count; + out: + if (args->sync) +diff --git a/fs/pipe.c b/fs/pipe.c +index 60dbee4571436..117db82b10af5 100644 +--- a/fs/pipe.c ++++ b/fs/pipe.c +@@ -106,25 +106,6 @@ void pipe_double_lock(struct pipe_inode_info *pipe1, + } + } + +-/* Drop the inode semaphore and wait for a pipe event, atomically */ +-void pipe_wait(struct pipe_inode_info *pipe) +-{ +- DEFINE_WAIT(rdwait); +- DEFINE_WAIT(wrwait); +- +- /* +- * Pipes are system-local resources, so sleeping on them +- * is considered a noninteractive wait: +- */ +- prepare_to_wait(&pipe->rd_wait, &rdwait, TASK_INTERRUPTIBLE); +- prepare_to_wait(&pipe->wr_wait, &wrwait, TASK_INTERRUPTIBLE); +- pipe_unlock(pipe); +- schedule(); +- finish_wait(&pipe->rd_wait, &rdwait); +- finish_wait(&pipe->wr_wait, &wrwait); +- pipe_lock(pipe); +-} +- + static void anon_pipe_buf_release(struct pipe_inode_info *pipe, + struct pipe_buffer *buf) + { +@@ -1035,12 +1016,52 @@ SYSCALL_DEFINE1(pipe, int __user *, fildes) + return do_pipe2(fildes, 0); + } + ++/* ++ * This is the stupid "wait for pipe to be readable or writable" ++ * model. ++ * ++ * See pipe_read/write() for the proper kind of exclusive wait, ++ * but that requires that we wake up any other readers/writers ++ * if we then do not end up reading everything (ie the whole ++ * "wake_next_reader/writer" logic in pipe_read/write()). ++ */ ++void pipe_wait_readable(struct pipe_inode_info *pipe) ++{ ++ pipe_unlock(pipe); ++ wait_event_interruptible(pipe->rd_wait, pipe_readable(pipe)); ++ pipe_lock(pipe); ++} ++ ++void pipe_wait_writable(struct pipe_inode_info *pipe) ++{ ++ pipe_unlock(pipe); ++ wait_event_interruptible(pipe->wr_wait, pipe_writable(pipe)); ++ pipe_lock(pipe); ++} ++ ++/* ++ * This depends on both the wait (here) and the wakeup (wake_up_partner) ++ * holding the pipe lock, so "*cnt" is stable and we know a wakeup cannot ++ * race with the count check and waitqueue prep. ++ * ++ * Normally in order to avoid races, you'd do the prepare_to_wait() first, ++ * then check the condition you're waiting for, and only then sleep. But ++ * because of the pipe lock, we can check the condition before being on ++ * the wait queue. ++ * ++ * We use the 'rd_wait' waitqueue for pipe partner waiting. ++ */ + static int wait_for_partner(struct pipe_inode_info *pipe, unsigned int *cnt) + { ++ DEFINE_WAIT(rdwait); + int cur = *cnt; + + while (cur == *cnt) { +- pipe_wait(pipe); ++ prepare_to_wait(&pipe->rd_wait, &rdwait, TASK_INTERRUPTIBLE); ++ pipe_unlock(pipe); ++ schedule(); ++ finish_wait(&pipe->rd_wait, &rdwait); ++ pipe_lock(pipe); + if (signal_pending(current)) + break; + } +@@ -1050,7 +1071,6 @@ static int wait_for_partner(struct pipe_inode_info *pipe, unsigned int *cnt) + static void wake_up_partner(struct pipe_inode_info *pipe) + { + wake_up_interruptible_all(&pipe->rd_wait); +- wake_up_interruptible_all(&pipe->wr_wait); + } + + static int fifo_open(struct inode *inode, struct file *filp) +diff --git a/fs/read_write.c b/fs/read_write.c +index 4fb797822567a..9a5cb9c2f0d46 100644 +--- a/fs/read_write.c ++++ b/fs/read_write.c +@@ -538,6 +538,14 @@ ssize_t __kernel_write(struct file *file, const void *buf, size_t count, loff_t + inc_syscw(current); + return ret; + } ++/* ++ * This "EXPORT_SYMBOL_GPL()" is more of a "EXPORT_SYMBOL_DONTUSE()", ++ * but autofs is one of the few internal kernel users that actually ++ * wants this _and_ can be built as a module. So we need to export ++ * this symbol for autofs, even though it really isn't appropriate ++ * for any other kernel modules. ++ */ ++EXPORT_SYMBOL_GPL(__kernel_write); + + ssize_t kernel_write(struct file *file, const void *buf, size_t count, + loff_t *pos) +diff --git a/fs/splice.c b/fs/splice.c +index d7c8a7c4db07f..c3d00dfc73446 100644 +--- a/fs/splice.c ++++ b/fs/splice.c +@@ -563,7 +563,7 @@ static int splice_from_pipe_next(struct pipe_inode_info *pipe, struct splice_des + sd->need_wakeup = false; + } + +- pipe_wait(pipe); ++ pipe_wait_readable(pipe); + } + + return 1; +@@ -1077,7 +1077,7 @@ static int wait_for_space(struct pipe_inode_info *pipe, unsigned flags) + return -EAGAIN; + if (signal_pending(current)) + return -ERESTARTSYS; +- pipe_wait(pipe); ++ pipe_wait_writable(pipe); + } + } + +@@ -1454,7 +1454,7 @@ static int ipipe_prep(struct pipe_inode_info *pipe, unsigned int flags) + ret = -EAGAIN; + break; + } +- pipe_wait(pipe); ++ pipe_wait_readable(pipe); + } + + pipe_unlock(pipe); +@@ -1493,7 +1493,7 @@ static int opipe_prep(struct pipe_inode_info *pipe, unsigned int flags) + ret = -ERESTARTSYS; + break; + } +- pipe_wait(pipe); ++ pipe_wait_writable(pipe); + } + + pipe_unlock(pipe); +diff --git a/fs/vboxsf/super.c b/fs/vboxsf/super.c +index 8fe03b4a0d2b0..25aade3441922 100644 +--- a/fs/vboxsf/super.c ++++ b/fs/vboxsf/super.c +@@ -384,7 +384,7 @@ fail_nomem: + + static int vboxsf_parse_monolithic(struct fs_context *fc, void *data) + { +- char *options = data; ++ unsigned char *options = data; + + if (options && options[0] == VBSF_MOUNT_SIGNATURE_BYTE_0 && + options[1] == VBSF_MOUNT_SIGNATURE_BYTE_1 && +diff --git a/include/linux/blkdev.h b/include/linux/blkdev.h +index 57241417ff2f8..1af8c9ac50a4b 100644 +--- a/include/linux/blkdev.h ++++ b/include/linux/blkdev.h +@@ -354,6 +354,8 @@ struct queue_limits { + typedef int (*report_zones_cb)(struct blk_zone *zone, unsigned int idx, + void *data); + ++void blk_queue_set_zoned(struct gendisk *disk, enum blk_zoned_model model); ++ + #ifdef CONFIG_BLK_DEV_ZONED + + #define BLK_ALL_ZONES ((unsigned int)-1) +diff --git a/include/linux/memstick.h b/include/linux/memstick.h +index da4c65f9435ff..ebf73d4ee9690 100644 +--- a/include/linux/memstick.h ++++ b/include/linux/memstick.h +@@ -281,6 +281,7 @@ struct memstick_host { + + struct memstick_dev *card; + unsigned int retries; ++ bool removing; + + /* Notify the host that some requests are pending. */ + void (*request)(struct memstick_host *host); +diff --git a/include/linux/pipe_fs_i.h b/include/linux/pipe_fs_i.h +index 50afd0d0084ca..5d2705f1d01c3 100644 +--- a/include/linux/pipe_fs_i.h ++++ b/include/linux/pipe_fs_i.h +@@ -240,8 +240,9 @@ extern unsigned int pipe_max_size; + extern unsigned long pipe_user_pages_hard; + extern unsigned long pipe_user_pages_soft; + +-/* Drop the inode semaphore and wait for a pipe event, atomically */ +-void pipe_wait(struct pipe_inode_info *pipe); ++/* Wait for a pipe to be readable/writable while dropping the pipe lock */ ++void pipe_wait_readable(struct pipe_inode_info *); ++void pipe_wait_writable(struct pipe_inode_info *); + + struct pipe_inode_info *alloc_pipe_info(void); + void free_pipe_info(struct pipe_inode_info *); +diff --git a/kernel/trace/ftrace.c b/kernel/trace/ftrace.c +index b5cb5be3ca6f6..b3d0d266fb737 100644 +--- a/kernel/trace/ftrace.c ++++ b/kernel/trace/ftrace.c +@@ -6877,16 +6877,14 @@ static void ftrace_ops_assist_func(unsigned long ip, unsigned long parent_ip, + { + int bit; + +- if ((op->flags & FTRACE_OPS_FL_RCU) && !rcu_is_watching()) +- return; +- + bit = trace_test_and_set_recursion(TRACE_LIST_START, TRACE_LIST_MAX); + if (bit < 0) + return; + + preempt_disable_notrace(); + +- op->func(ip, parent_ip, op, regs); ++ if (!(op->flags & FTRACE_OPS_FL_RCU) || rcu_is_watching()) ++ op->func(ip, parent_ip, op, regs); + + preempt_enable_notrace(); + trace_clear_recursion(bit); +diff --git a/kernel/trace/trace.c b/kernel/trace/trace.c +index 6fc6da55b94e2..68c0ff4bd02fa 100644 +--- a/kernel/trace/trace.c ++++ b/kernel/trace/trace.c +@@ -3507,13 +3507,15 @@ struct trace_entry *trace_find_next_entry(struct trace_iterator *iter, + if (iter->ent && iter->ent != iter->temp) { + if ((!iter->temp || iter->temp_size < iter->ent_size) && + !WARN_ON_ONCE(iter->temp == static_temp_buf)) { +- kfree(iter->temp); +- iter->temp = kmalloc(iter->ent_size, GFP_KERNEL); +- if (!iter->temp) ++ void *temp; ++ temp = kmalloc(iter->ent_size, GFP_KERNEL); ++ if (!temp) + return NULL; ++ kfree(iter->temp); ++ iter->temp = temp; ++ iter->temp_size = iter->ent_size; + } + memcpy(iter->temp, iter->ent, iter->ent_size); +- iter->temp_size = iter->ent_size; + iter->ent = iter->temp; + } + entry = __find_next_entry(iter, ent_cpu, NULL, ent_ts); +@@ -3743,14 +3745,14 @@ unsigned long trace_total_entries(struct trace_array *tr) + + static void print_lat_help_header(struct seq_file *m) + { +- seq_puts(m, "# _------=> CPU# \n" +- "# / _-----=> irqs-off \n" +- "# | / _----=> need-resched \n" +- "# || / _---=> hardirq/softirq \n" +- "# ||| / _--=> preempt-depth \n" +- "# |||| / delay \n" +- "# cmd pid ||||| time | caller \n" +- "# \\ / ||||| \\ | / \n"); ++ seq_puts(m, "# _------=> CPU# \n" ++ "# / _-----=> irqs-off \n" ++ "# | / _----=> need-resched \n" ++ "# || / _---=> hardirq/softirq \n" ++ "# ||| / _--=> preempt-depth \n" ++ "# |||| / delay \n" ++ "# cmd pid ||||| time | caller \n" ++ "# \\ / ||||| \\ | / \n"); + } + + static void print_event_info(struct array_buffer *buf, struct seq_file *m) +@@ -3771,26 +3773,26 @@ static void print_func_help_header(struct array_buffer *buf, struct seq_file *m, + + print_event_info(buf, m); + +- seq_printf(m, "# TASK-PID %s CPU# TIMESTAMP FUNCTION\n", tgid ? "TGID " : ""); +- seq_printf(m, "# | | %s | | |\n", tgid ? " | " : ""); ++ seq_printf(m, "# TASK-PID %s CPU# TIMESTAMP FUNCTION\n", tgid ? " TGID " : ""); ++ seq_printf(m, "# | | %s | | |\n", tgid ? " | " : ""); + } + + static void print_func_help_header_irq(struct array_buffer *buf, struct seq_file *m, + unsigned int flags) + { + bool tgid = flags & TRACE_ITER_RECORD_TGID; +- const char *space = " "; +- int prec = tgid ? 10 : 2; ++ const char *space = " "; ++ int prec = tgid ? 12 : 2; + + print_event_info(buf, m); + +- seq_printf(m, "# %.*s _-----=> irqs-off\n", prec, space); +- seq_printf(m, "# %.*s / _----=> need-resched\n", prec, space); +- seq_printf(m, "# %.*s| / _---=> hardirq/softirq\n", prec, space); +- seq_printf(m, "# %.*s|| / _--=> preempt-depth\n", prec, space); +- seq_printf(m, "# %.*s||| / delay\n", prec, space); +- seq_printf(m, "# TASK-PID %.*sCPU# |||| TIMESTAMP FUNCTION\n", prec, " TGID "); +- seq_printf(m, "# | | %.*s | |||| | |\n", prec, " | "); ++ seq_printf(m, "# %.*s _-----=> irqs-off\n", prec, space); ++ seq_printf(m, "# %.*s / _----=> need-resched\n", prec, space); ++ seq_printf(m, "# %.*s| / _---=> hardirq/softirq\n", prec, space); ++ seq_printf(m, "# %.*s|| / _--=> preempt-depth\n", prec, space); ++ seq_printf(m, "# %.*s||| / delay\n", prec, space); ++ seq_printf(m, "# TASK-PID %.*s CPU# |||| TIMESTAMP FUNCTION\n", prec, " TGID "); ++ seq_printf(m, "# | | %.*s | |||| | |\n", prec, " | "); + } + + void +diff --git a/kernel/trace/trace_output.c b/kernel/trace/trace_output.c +index 73976de7f8cc8..a8d719263e1bc 100644 +--- a/kernel/trace/trace_output.c ++++ b/kernel/trace/trace_output.c +@@ -497,7 +497,7 @@ lat_print_generic(struct trace_seq *s, struct trace_entry *entry, int cpu) + + trace_find_cmdline(entry->pid, comm); + +- trace_seq_printf(s, "%8.8s-%-5d %3d", ++ trace_seq_printf(s, "%8.8s-%-7d %3d", + comm, entry->pid, cpu); + + return trace_print_lat_fmt(s, entry); +@@ -588,15 +588,15 @@ int trace_print_context(struct trace_iterator *iter) + + trace_find_cmdline(entry->pid, comm); + +- trace_seq_printf(s, "%16s-%-5d ", comm, entry->pid); ++ trace_seq_printf(s, "%16s-%-7d ", comm, entry->pid); + + if (tr->trace_flags & TRACE_ITER_RECORD_TGID) { + unsigned int tgid = trace_find_tgid(entry->pid); + + if (!tgid) +- trace_seq_printf(s, "(-----) "); ++ trace_seq_printf(s, "(-------) "); + else +- trace_seq_printf(s, "(%5d) ", tgid); ++ trace_seq_printf(s, "(%7d) ", tgid); + } + + trace_seq_printf(s, "[%03d] ", iter->cpu); +@@ -636,7 +636,7 @@ int trace_print_lat_context(struct trace_iterator *iter) + trace_find_cmdline(entry->pid, comm); + + trace_seq_printf( +- s, "%16s %5d %3d %d %08x %08lx ", ++ s, "%16s %7d %3d %d %08x %08lx ", + comm, entry->pid, iter->cpu, entry->flags, + entry->preempt_count, iter->idx); + } else { +@@ -917,7 +917,7 @@ static enum print_line_t trace_ctxwake_print(struct trace_iterator *iter, + S = task_index_to_char(field->prev_state); + trace_find_cmdline(field->next_pid, comm); + trace_seq_printf(&iter->seq, +- " %5d:%3d:%c %s [%03d] %5d:%3d:%c %s\n", ++ " %7d:%3d:%c %s [%03d] %7d:%3d:%c %s\n", + field->prev_pid, + field->prev_prio, + S, delim, +diff --git a/lib/random32.c b/lib/random32.c +index 3d749abb9e80d..1786f78bf4c53 100644 +--- a/lib/random32.c ++++ b/lib/random32.c +@@ -48,7 +48,7 @@ static inline void prandom_state_selftest(void) + } + #endif + +-DEFINE_PER_CPU(struct rnd_state, net_rand_state); ++DEFINE_PER_CPU(struct rnd_state, net_rand_state) __latent_entropy; + + /** + * prandom_u32_state - seeded pseudo-random number generator. +diff --git a/net/mac80211/rx.c b/net/mac80211/rx.c +index 5c5af4b5fc080..f2c3ac648fc08 100644 +--- a/net/mac80211/rx.c ++++ b/net/mac80211/rx.c +@@ -451,7 +451,8 @@ ieee80211_add_rx_radiotap_header(struct ieee80211_local *local, + else if (status->bw == RATE_INFO_BW_5) + channel_flags |= IEEE80211_CHAN_QUARTER; + +- if (status->band == NL80211_BAND_5GHZ) ++ if (status->band == NL80211_BAND_5GHZ || ++ status->band == NL80211_BAND_6GHZ) + channel_flags |= IEEE80211_CHAN_OFDM | IEEE80211_CHAN_5GHZ; + else if (status->encoding != RX_ENC_LEGACY) + channel_flags |= IEEE80211_CHAN_DYN | IEEE80211_CHAN_2GHZ; +diff --git a/net/mac80211/vht.c b/net/mac80211/vht.c +index 9c6045f9c24da..d1b64d0751f2e 100644 +--- a/net/mac80211/vht.c ++++ b/net/mac80211/vht.c +@@ -168,10 +168,7 @@ ieee80211_vht_cap_ie_to_sta_vht_cap(struct ieee80211_sub_if_data *sdata, + /* take some capabilities as-is */ + cap_info = le32_to_cpu(vht_cap_ie->vht_cap_info); + vht_cap->cap = cap_info; +- vht_cap->cap &= IEEE80211_VHT_CAP_MAX_MPDU_LENGTH_3895 | +- IEEE80211_VHT_CAP_MAX_MPDU_LENGTH_7991 | +- IEEE80211_VHT_CAP_MAX_MPDU_LENGTH_11454 | +- IEEE80211_VHT_CAP_RXLDPC | ++ vht_cap->cap &= IEEE80211_VHT_CAP_RXLDPC | + IEEE80211_VHT_CAP_VHT_TXOP_PS | + IEEE80211_VHT_CAP_HTC_VHT | + IEEE80211_VHT_CAP_MAX_A_MPDU_LENGTH_EXPONENT_MASK | +@@ -180,6 +177,9 @@ ieee80211_vht_cap_ie_to_sta_vht_cap(struct ieee80211_sub_if_data *sdata, + IEEE80211_VHT_CAP_RX_ANTENNA_PATTERN | + IEEE80211_VHT_CAP_TX_ANTENNA_PATTERN; + ++ vht_cap->cap |= min_t(u32, cap_info & IEEE80211_VHT_CAP_MAX_MPDU_MASK, ++ own_cap.cap & IEEE80211_VHT_CAP_MAX_MPDU_MASK); ++ + /* and some based on our own capabilities */ + switch (own_cap.cap & IEEE80211_VHT_CAP_SUPP_CHAN_WIDTH_MASK) { + case IEEE80211_VHT_CAP_SUPP_CHAN_WIDTH_160MHZ: +diff --git a/scripts/dtc/Makefile b/scripts/dtc/Makefile +index 0b44917f981c7..d4129e0275e4a 100644 +--- a/scripts/dtc/Makefile ++++ b/scripts/dtc/Makefile +@@ -10,7 +10,7 @@ dtc-objs := dtc.o flattree.o fstree.o data.o livetree.o treesource.o \ + dtc-objs += dtc-lexer.lex.o dtc-parser.tab.o + + # Source files need to get at the userspace version of libfdt_env.h to compile +-HOST_EXTRACFLAGS := -I $(srctree)/$(src)/libfdt ++HOST_EXTRACFLAGS += -I $(srctree)/$(src)/libfdt + + ifeq ($(shell pkg-config --exists yaml-0.1 2>/dev/null && echo yes),) + ifneq ($(CHECK_DT_BINDING)$(CHECK_DTBS),) +diff --git a/scripts/kallsyms.c b/scripts/kallsyms.c +index 6dc3078649fa0..e8b26050f5458 100644 +--- a/scripts/kallsyms.c ++++ b/scripts/kallsyms.c +@@ -82,6 +82,7 @@ static char *sym_name(const struct sym_entry *s) + + static bool is_ignored_symbol(const char *name, char type) + { ++ /* Symbol names that exactly match to the following are ignored.*/ + static const char * const ignored_symbols[] = { + /* + * Symbols which vary between passes. Passes 1 and 2 must have +@@ -104,6 +105,7 @@ static bool is_ignored_symbol(const char *name, char type) + NULL + }; + ++ /* Symbol names that begin with the following are ignored.*/ + static const char * const ignored_prefixes[] = { + "$", /* local symbols for ARM, MIPS, etc. */ + ".LASANPC", /* s390 kasan local symbols */ +@@ -112,6 +114,7 @@ static bool is_ignored_symbol(const char *name, char type) + NULL + }; + ++ /* Symbol names that end with the following are ignored.*/ + static const char * const ignored_suffixes[] = { + "_from_arm", /* arm */ + "_from_thumb", /* arm */ +@@ -119,9 +122,15 @@ static bool is_ignored_symbol(const char *name, char type) + NULL + }; + ++ /* Symbol names that contain the following are ignored.*/ ++ static const char * const ignored_matches[] = { ++ ".long_branch.", /* ppc stub */ ++ ".plt_branch.", /* ppc stub */ ++ NULL ++ }; ++ + const char * const *p; + +- /* Exclude symbols which vary between passes. */ + for (p = ignored_symbols; *p; p++) + if (!strcmp(name, *p)) + return true; +@@ -137,6 +146,11 @@ static bool is_ignored_symbol(const char *name, char type) + return true; + } + ++ for (p = ignored_matches; *p; p++) { ++ if (strstr(name, *p)) ++ return true; ++ } ++ + if (type == 'U' || type == 'u') + return true; + /* exclude debugging symbols */ +diff --git a/tools/io_uring/io_uring-bench.c b/tools/io_uring/io_uring-bench.c +index 0f257139b003e..7703f01183854 100644 +--- a/tools/io_uring/io_uring-bench.c ++++ b/tools/io_uring/io_uring-bench.c +@@ -130,7 +130,7 @@ static int io_uring_register_files(struct submitter *s) + s->nr_files); + } + +-static int gettid(void) ++static int lk_gettid(void) + { + return syscall(__NR_gettid); + } +@@ -281,7 +281,7 @@ static void *submitter_fn(void *data) + struct io_sq_ring *ring = &s->sq_ring; + int ret, prepped; + +- printf("submitter=%d\n", gettid()); ++ printf("submitter=%d\n", lk_gettid()); + + srand48_r(pthread_self(), &s->rand); + +diff --git a/tools/lib/bpf/Makefile b/tools/lib/bpf/Makefile +index c820b0be9d637..9ae8f4ef0aac2 100644 +--- a/tools/lib/bpf/Makefile ++++ b/tools/lib/bpf/Makefile +@@ -59,7 +59,7 @@ FEATURE_USER = .libbpf + FEATURE_TESTS = libelf libelf-mmap zlib bpf reallocarray + FEATURE_DISPLAY = libelf zlib bpf + +-INCLUDES = -I. -I$(srctree)/tools/include -I$(srctree)/tools/arch/$(ARCH)/include/uapi -I$(srctree)/tools/include/uapi ++INCLUDES = -I. -I$(srctree)/tools/include -I$(srctree)/tools/include/uapi + FEATURE_CHECK_CFLAGS-bpf = $(INCLUDES) + + check_feat := 1 |