Linux patch 4.14.2504.14-260

Signed-off-by: Mike Pagano <mpagano@gentoo.org>

2 files changed, 416 insertions, 0 deletions

diff --git a/0000_README b/0000_README
index 38fd3722..2892a8e5 100644
--- a/0000_README
+++ b/0000_README
@@ -1043,6 +1043,10 @@ Patch:  1248_linux-4.14.249.patch
 From:   https://www.kernel.org
 Desc:   Linux 4.14.249
 
+Patch:  1249_linux-4.14.250.patch
+From:   https://www.kernel.org
+Desc:   Linux 4.14.250
+
 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/1249_linux-4.14.250.patch b/1249_linux-4.14.250.patch
new file mode 100644
index 00000000..f9fb9a81
--- /dev/null
+++ b/1249_linux-4.14.250.patch
@@ -0,0 +1,412 @@
+diff --git a/Makefile b/Makefile
+index f7559e82d514f..7fed41bc6a4f6 100644
+--- a/Makefile
++++ b/Makefile
+@@ -1,7 +1,7 @@
+ # SPDX-License-Identifier: GPL-2.0
+ VERSION = 4
+ PATCHLEVEL = 14
+-SUBLEVEL = 249
++SUBLEVEL = 250
+ EXTRAVERSION =
+ NAME = Petit Gorille
+ 
+diff --git a/arch/sparc/lib/iomap.c b/arch/sparc/lib/iomap.c
+index c9da9f139694d..f3a8cd491ce0d 100644
+--- a/arch/sparc/lib/iomap.c
++++ b/arch/sparc/lib/iomap.c
+@@ -19,8 +19,10 @@ void ioport_unmap(void __iomem *addr)
+ EXPORT_SYMBOL(ioport_map);
+ EXPORT_SYMBOL(ioport_unmap);
+ 
++#ifdef CONFIG_PCI
+ void pci_iounmap(struct pci_dev *dev, void __iomem * addr)
+ {
+ 	/* nothing to do */
+ }
+ EXPORT_SYMBOL(pci_iounmap);
++#endif
+diff --git a/drivers/ata/libata-core.c b/drivers/ata/libata-core.c
+index 8310beab6b2f8..61dbe6fc29b91 100644
+--- a/drivers/ata/libata-core.c
++++ b/drivers/ata/libata-core.c
+@@ -2276,6 +2276,25 @@ static void ata_dev_config_ncq_prio(struct ata_device *dev)
+ 
+ }
+ 
++static bool ata_dev_check_adapter(struct ata_device *dev,
++				  unsigned short vendor_id)
++{
++	struct pci_dev *pcidev = NULL;
++	struct device *parent_dev = NULL;
++
++	for (parent_dev = dev->tdev.parent; parent_dev != NULL;
++	     parent_dev = parent_dev->parent) {
++		if (dev_is_pci(parent_dev)) {
++			pcidev = to_pci_dev(parent_dev);
++			if (pcidev->vendor == vendor_id)
++				return true;
++			break;
++		}
++	}
++
++	return false;
++}
++
+ static int ata_dev_config_ncq(struct ata_device *dev,
+ 			       char *desc, size_t desc_sz)
+ {
+@@ -2292,6 +2311,13 @@ static int ata_dev_config_ncq(struct ata_device *dev,
+ 		snprintf(desc, desc_sz, "NCQ (not used)");
+ 		return 0;
+ 	}
++
++	if (dev->horkage & ATA_HORKAGE_NO_NCQ_ON_ATI &&
++	    ata_dev_check_adapter(dev, PCI_VENDOR_ID_ATI)) {
++		snprintf(desc, desc_sz, "NCQ (not used)");
++		return 0;
++	}
++
+ 	if (ap->flags & ATA_FLAG_NCQ) {
+ 		hdepth = min(ap->scsi_host->can_queue, ATA_MAX_QUEUE - 1);
+ 		dev->flags |= ATA_DFLAG_NCQ;
+@@ -4565,9 +4591,11 @@ static const struct ata_blacklist_entry ata_device_blacklist [] = {
+ 	{ "Samsung SSD 850*",		NULL,	ATA_HORKAGE_NO_NCQ_TRIM |
+ 						ATA_HORKAGE_ZERO_AFTER_TRIM, },
+ 	{ "Samsung SSD 860*",		NULL,	ATA_HORKAGE_NO_NCQ_TRIM |
+-						ATA_HORKAGE_ZERO_AFTER_TRIM, },
++						ATA_HORKAGE_ZERO_AFTER_TRIM |
++						ATA_HORKAGE_NO_NCQ_ON_ATI, },
+ 	{ "Samsung SSD 870*",		NULL,	ATA_HORKAGE_NO_NCQ_TRIM |
+-						ATA_HORKAGE_ZERO_AFTER_TRIM, },
++						ATA_HORKAGE_ZERO_AFTER_TRIM |
++						ATA_HORKAGE_NO_NCQ_ON_ATI, },
+ 	{ "FCCT*M500*",			NULL,	ATA_HORKAGE_NO_NCQ_TRIM |
+ 						ATA_HORKAGE_ZERO_AFTER_TRIM, },
+ 
+@@ -6860,6 +6888,8 @@ static int __init ata_parse_force_one(char **cur,
+ 		{ "ncq",	.horkage_off	= ATA_HORKAGE_NONCQ },
+ 		{ "noncqtrim",	.horkage_on	= ATA_HORKAGE_NO_NCQ_TRIM },
+ 		{ "ncqtrim",	.horkage_off	= ATA_HORKAGE_NO_NCQ_TRIM },
++		{ "noncqati",	.horkage_on	= ATA_HORKAGE_NO_NCQ_ON_ATI },
++		{ "ncqati",	.horkage_off	= ATA_HORKAGE_NO_NCQ_ON_ATI },
+ 		{ "dump_id",	.horkage_on	= ATA_HORKAGE_DUMP_ID },
+ 		{ "pio0",	.xfer_mask	= 1 << (ATA_SHIFT_PIO + 0) },
+ 		{ "pio1",	.xfer_mask	= 1 << (ATA_SHIFT_PIO + 1) },
+diff --git a/drivers/net/phy/mdio_device.c b/drivers/net/phy/mdio_device.c
+index e24f28924af89..5265180251ea9 100644
+--- a/drivers/net/phy/mdio_device.c
++++ b/drivers/net/phy/mdio_device.c
+@@ -146,6 +146,16 @@ static int mdio_remove(struct device *dev)
+ 	return 0;
+ }
+ 
++static void mdio_shutdown(struct device *dev)
++{
++	struct mdio_device *mdiodev = to_mdio_device(dev);
++	struct device_driver *drv = mdiodev->dev.driver;
++	struct mdio_driver *mdiodrv = to_mdio_driver(drv);
++
++	if (mdiodrv->shutdown)
++		mdiodrv->shutdown(mdiodev);
++}
++
+ /**
+  * mdio_driver_register - register an mdio_driver with the MDIO layer
+  * @new_driver: new mdio_driver to register
+@@ -160,6 +170,7 @@ int mdio_driver_register(struct mdio_driver *drv)
+ 	mdiodrv->driver.bus = &mdio_bus_type;
+ 	mdiodrv->driver.probe = mdio_probe;
+ 	mdiodrv->driver.remove = mdio_remove;
++	mdiodrv->driver.shutdown = mdio_shutdown;
+ 
+ 	retval = driver_register(&mdiodrv->driver);
+ 	if (retval) {
+diff --git a/drivers/net/xen-netback/netback.c b/drivers/net/xen-netback/netback.c
+index ad555a9a3eca1..e1d6dbb4b770d 100644
+--- a/drivers/net/xen-netback/netback.c
++++ b/drivers/net/xen-netback/netback.c
+@@ -492,7 +492,7 @@ check_frags:
+ 				 * the header's copy failed, and they are
+ 				 * sharing a slot, send an error
+ 				 */
+-				if (i == 0 && sharedslot)
++				if (i == 0 && !first_shinfo && sharedslot)
+ 					xenvif_idx_release(queue, pending_idx,
+ 							   XEN_NETIF_RSP_ERROR);
+ 				else
+diff --git a/drivers/scsi/sd.c b/drivers/scsi/sd.c
+index 49d0720a0b7d5..e490cbdaad9bf 100644
+--- a/drivers/scsi/sd.c
++++ b/drivers/scsi/sd.c
+@@ -3454,15 +3454,16 @@ static int sd_probe(struct device *dev)
+ 	}
+ 
+ 	device_initialize(&sdkp->dev);
+-	sdkp->dev.parent = dev;
++	sdkp->dev.parent = get_device(dev);
+ 	sdkp->dev.class = &sd_disk_class;
+ 	dev_set_name(&sdkp->dev, "%s", dev_name(dev));
+ 
+ 	error = device_add(&sdkp->dev);
+-	if (error)
+-		goto out_free_index;
++	if (error) {
++		put_device(&sdkp->dev);
++		goto out;
++	}
+ 
+-	get_device(dev);
+ 	dev_set_drvdata(dev, sdkp);
+ 
+ 	get_device(&sdkp->dev);	/* prevent release before async_schedule */
+diff --git a/drivers/scsi/ses.c b/drivers/scsi/ses.c
+index 62f04c0511cfe..4b993607887cf 100644
+--- a/drivers/scsi/ses.c
++++ b/drivers/scsi/ses.c
+@@ -103,9 +103,16 @@ static int ses_recv_diag(struct scsi_device *sdev, int page_code,
+ 		0
+ 	};
+ 	unsigned char recv_page_code;
++	unsigned int retries = SES_RETRIES;
++	struct scsi_sense_hdr sshdr;
++
++	do {
++		ret = scsi_execute_req(sdev, cmd, DMA_FROM_DEVICE, buf, bufflen,
++				       &sshdr, SES_TIMEOUT, 1, NULL);
++	} while (ret > 0 && --retries && scsi_sense_valid(&sshdr) &&
++		 (sshdr.sense_key == NOT_READY ||
++		  (sshdr.sense_key == UNIT_ATTENTION && sshdr.asc == 0x29)));
+ 
+-	ret =  scsi_execute_req(sdev, cmd, DMA_FROM_DEVICE, buf, bufflen,
+-				NULL, SES_TIMEOUT, SES_RETRIES, NULL);
+ 	if (unlikely(ret))
+ 		return ret;
+ 
+@@ -137,9 +144,16 @@ static int ses_send_diag(struct scsi_device *sdev, int page_code,
+ 		bufflen & 0xff,
+ 		0
+ 	};
++	struct scsi_sense_hdr sshdr;
++	unsigned int retries = SES_RETRIES;
++
++	do {
++		result = scsi_execute_req(sdev, cmd, DMA_TO_DEVICE, buf, bufflen,
++					  &sshdr, SES_TIMEOUT, 1, NULL);
++	} while (result > 0 && --retries && scsi_sense_valid(&sshdr) &&
++		 (sshdr.sense_key == NOT_READY ||
++		  (sshdr.sense_key == UNIT_ATTENTION && sshdr.asc == 0x29)));
+ 
+-	result = scsi_execute_req(sdev, cmd, DMA_TO_DEVICE, buf, bufflen,
+-				  NULL, SES_TIMEOUT, SES_RETRIES, NULL);
+ 	if (result)
+ 		sdev_printk(KERN_ERR, sdev, "SEND DIAGNOSTIC result: %8x\n",
+ 			    result);
+diff --git a/drivers/usb/dwc2/hcd.c b/drivers/usb/dwc2/hcd.c
+index ef7f3b013fcba..ba7528916da4c 100644
+--- a/drivers/usb/dwc2/hcd.c
++++ b/drivers/usb/dwc2/hcd.c
+@@ -5229,6 +5229,10 @@ int dwc2_hcd_init(struct dwc2_hsotg *hsotg)
+ 	hcd->has_tt = 1;
+ 
+ 	res = platform_get_resource(pdev, IORESOURCE_MEM, 0);
++	if (!res) {
++		retval = -EINVAL;
++		goto error1;
++	}
+ 	hcd->rsrc_start = res->start;
+ 	hcd->rsrc_len = resource_size(res);
+ 
+diff --git a/fs/ext2/balloc.c b/fs/ext2/balloc.c
+index e1b3724bebf23..ccd5a7016c196 100644
+--- a/fs/ext2/balloc.c
++++ b/fs/ext2/balloc.c
+@@ -48,10 +48,9 @@ struct ext2_group_desc * ext2_get_group_desc(struct super_block * sb,
+ 	struct ext2_sb_info *sbi = EXT2_SB(sb);
+ 
+ 	if (block_group >= sbi->s_groups_count) {
+-		ext2_error (sb, "ext2_get_group_desc",
+-			    "block_group >= groups_count - "
+-			    "block_group = %d, groups_count = %lu",
+-			    block_group, sbi->s_groups_count);
++		WARN(1, "block_group >= groups_count - "
++		     "block_group = %d, groups_count = %lu",
++		     block_group, sbi->s_groups_count);
+ 
+ 		return NULL;
+ 	}
+@@ -59,10 +58,9 @@ struct ext2_group_desc * ext2_get_group_desc(struct super_block * sb,
+ 	group_desc = block_group >> EXT2_DESC_PER_BLOCK_BITS(sb);
+ 	offset = block_group & (EXT2_DESC_PER_BLOCK(sb) - 1);
+ 	if (!sbi->s_group_desc[group_desc]) {
+-		ext2_error (sb, "ext2_get_group_desc",
+-			    "Group descriptor not loaded - "
+-			    "block_group = %d, group_desc = %lu, desc = %lu",
+-			     block_group, group_desc, offset);
++		WARN(1, "Group descriptor not loaded - "
++		     "block_group = %d, group_desc = %lu, desc = %lu",
++		      block_group, group_desc, offset);
+ 		return NULL;
+ 	}
+ 
+diff --git a/include/linux/libata.h b/include/linux/libata.h
+index c5c34fd78c5a5..23bc460e6d863 100644
+--- a/include/linux/libata.h
++++ b/include/linux/libata.h
+@@ -441,6 +441,7 @@ enum {
+ 	ATA_HORKAGE_NOTRIM	= (1 << 24),	/* don't use TRIM */
+ 	ATA_HORKAGE_MAX_SEC_1024 = (1 << 25),	/* Limit max sects to 1024 */
+ 	ATA_HORKAGE_MAX_TRIM_128M = (1 << 26),	/* Limit max trim size to 128M */
++	ATA_HORKAGE_NO_NCQ_ON_ATI = (1 << 27),	/* Disable NCQ on ATI chipset */
+ 
+ 	 /* DMA mask for user DMA control: User visible values; DO NOT
+ 	    renumber */
+diff --git a/include/linux/mdio.h b/include/linux/mdio.h
+index ca08ab16ecdc9..780c4859ce2da 100644
+--- a/include/linux/mdio.h
++++ b/include/linux/mdio.h
+@@ -63,6 +63,9 @@ struct mdio_driver {
+ 
+ 	/* Clears up any memory if needed */
+ 	void (*remove)(struct mdio_device *mdiodev);
++
++	/* Quiesces the device on system shutdown, turns off interrupts etc */
++	void (*shutdown)(struct mdio_device *mdiodev);
+ };
+ #define to_mdio_driver(d)						\
+ 	container_of(to_mdio_common_driver(d), struct mdio_driver, mdiodrv)
+diff --git a/include/linux/timerqueue.h b/include/linux/timerqueue.h
+index 78b8cc73f12fc..aff122f1062a8 100644
+--- a/include/linux/timerqueue.h
++++ b/include/linux/timerqueue.h
+@@ -12,8 +12,7 @@ struct timerqueue_node {
+ };
+ 
+ struct timerqueue_head {
+-	struct rb_root head;
+-	struct timerqueue_node *next;
++	struct rb_root_cached rb_root;
+ };
+ 
+ 
+@@ -29,13 +28,14 @@ extern struct timerqueue_node *timerqueue_iterate_next(
+  *
+  * @head: head of timerqueue
+  *
+- * Returns a pointer to the timer node that has the
+- * earliest expiration time.
++ * Returns a pointer to the timer node that has the earliest expiration time.
+  */
+ static inline
+ struct timerqueue_node *timerqueue_getnext(struct timerqueue_head *head)
+ {
+-	return head->next;
++	struct rb_node *leftmost = rb_first_cached(&head->rb_root);
++
++	return rb_entry(leftmost, struct timerqueue_node, node);
+ }
+ 
+ static inline void timerqueue_init(struct timerqueue_node *node)
+@@ -45,7 +45,6 @@ static inline void timerqueue_init(struct timerqueue_node *node)
+ 
+ static inline void timerqueue_init_head(struct timerqueue_head *head)
+ {
+-	head->head = RB_ROOT;
+-	head->next = NULL;
++	head->rb_root = RB_ROOT_CACHED;
+ }
+ #endif /* _LINUX_TIMERQUEUE_H */
+diff --git a/lib/timerqueue.c b/lib/timerqueue.c
+index 4a720ed4fdafd..7f8324a639c85 100644
+--- a/lib/timerqueue.c
++++ b/lib/timerqueue.c
+@@ -38,9 +38,10 @@
+  */
+ bool timerqueue_add(struct timerqueue_head *head, struct timerqueue_node *node)
+ {
+-	struct rb_node **p = &head->head.rb_node;
++	struct rb_node **p = &head->rb_root.rb_root.rb_node;
+ 	struct rb_node *parent = NULL;
+-	struct timerqueue_node  *ptr;
++	struct timerqueue_node *ptr;
++	bool leftmost = true;
+ 
+ 	/* Make sure we don't add nodes that are already added */
+ 	WARN_ON_ONCE(!RB_EMPTY_NODE(&node->node));
+@@ -48,19 +49,17 @@ bool timerqueue_add(struct timerqueue_head *head, struct timerqueue_node *node)
+ 	while (*p) {
+ 		parent = *p;
+ 		ptr = rb_entry(parent, struct timerqueue_node, node);
+-		if (node->expires < ptr->expires)
++		if (node->expires < ptr->expires) {
+ 			p = &(*p)->rb_left;
+-		else
++		} else {
+ 			p = &(*p)->rb_right;
++			leftmost = false;
++		}
+ 	}
+ 	rb_link_node(&node->node, parent, p);
+-	rb_insert_color(&node->node, &head->head);
++	rb_insert_color_cached(&node->node, &head->rb_root, leftmost);
+ 
+-	if (!head->next || node->expires < head->next->expires) {
+-		head->next = node;
+-		return true;
+-	}
+-	return false;
++	return leftmost;
+ }
+ EXPORT_SYMBOL_GPL(timerqueue_add);
+ 
+@@ -76,15 +75,10 @@ bool timerqueue_del(struct timerqueue_head *head, struct timerqueue_node *node)
+ {
+ 	WARN_ON_ONCE(RB_EMPTY_NODE(&node->node));
+ 
+-	/* update next pointer */
+-	if (head->next == node) {
+-		struct rb_node *rbn = rb_next(&node->node);
+-
+-		head->next = rb_entry_safe(rbn, struct timerqueue_node, node);
+-	}
+-	rb_erase(&node->node, &head->head);
++	rb_erase_cached(&node->node, &head->rb_root);
+ 	RB_CLEAR_NODE(&node->node);
+-	return head->next != NULL;
++
++	return !RB_EMPTY_ROOT(&head->rb_root.rb_root);
+ }
+ EXPORT_SYMBOL_GPL(timerqueue_del);
+ 
+diff --git a/tools/usb/testusb.c b/tools/usb/testusb.c
+index 2d89b5f686b14..791aadef2d597 100644
+--- a/tools/usb/testusb.c
++++ b/tools/usb/testusb.c
+@@ -278,12 +278,6 @@ nomem:
+ 	}
+ 
+ 	entry->ifnum = ifnum;
+-
+-	/* FIXME update USBDEVFS_CONNECTINFO so it tells about high speed etc */
+-
+-	fprintf(stderr, "%s speed\t%s\t%u\n",
+-		speed(entry->speed), entry->name, entry->ifnum);
+-
+ 	entry->next = testdevs;
+ 	testdevs = entry;
+ 	return 0;
+@@ -312,6 +306,14 @@ static void *handle_testdev (void *arg)
+ 		return 0;
+ 	}
+ 
++	status  =  ioctl(fd, USBDEVFS_GET_SPEED, NULL);
++	if (status < 0)
++		fprintf(stderr, "USBDEVFS_GET_SPEED failed %d\n", status);
++	else
++		dev->speed = status;
++	fprintf(stderr, "%s speed\t%s\t%u\n",
++			speed(dev->speed), dev->name, dev->ifnum);
++
+ restart:
+ 	for (i = 0; i < TEST_CASES; i++) {
+ 		if (dev->test != -1 && dev->test != i)