1 files changed, 38 insertions, 0 deletions
diff --git a/app-emulation/containerd/files/containerd-1.0.3_p20180223-remove-c-constant-redefinitions.patch b/app-emulation/containerd/files/containerd-1.0.3_p20180223-remove-c-constant-redefinitions.patch
new file mode 100644
index 000000000000..f08fab6e592d
--- /dev/null
+++ b/app-emulation/containerd/files/containerd-1.0.3_p20180223-remove-c-constant-redefinitions.patch
@@ -0,0 +1,38 @@
+From 9686d822284aa8fc9d4d136cc01314f5bf455cba Mon Sep 17 00:00:00 2001
+From: Stephen J Day <stephen.day@docker.com>
+Date: Fri, 2 Mar 2018 13:23:31 -0800
+Subject: [PATCH] btrfs: remove C constant redefinitions
+
+Signed-off-by: Stephen J Day <stephen.day@docker.com>
+---
+ btrfs.go | 10 +++-------
+ 1 file changed, 3 insertions(+), 7 deletions(-)
+
+diff --git a/vendor/github.com/containerd/btrfs/btrfs.go b/vendor/github.com/containerd/btrfs/btrfs.go
+index 1deab47..efdf528 100644
+--- a/vendor/github.com/containerd/btrfs/btrfs.go
++++ b/vendor/github.com/containerd/btrfs/btrfs.go
+@@ -7,10 +7,6 @@ import "sort"
+ #include <btrfs/ioctl.h>
+ #include "btrfs.h"
+ 
+-// Required because Go has struct casting rules for negative numbers
+-const __u64 u64_BTRFS_LAST_FREE_OBJECTID = (__u64)BTRFS_LAST_FREE_OBJECTID;
+-const __u64 negative_one = (__u64)-1;
+-
+ static char* get_name_btrfs_ioctl_vol_args_v2(struct btrfs_ioctl_vol_args_v2* btrfs_struct) {
+ 	return btrfs_struct->name;
+ }
+@@ -100,9 +96,9 @@ func subvolMap(path string) (map[uint64]*Info, error) {
+ 	args.key.min_type = C.BTRFS_ROOT_ITEM_KEY
+ 	args.key.max_type = C.BTRFS_ROOT_BACKREF_KEY
+ 	args.key.min_objectid = C.BTRFS_FS_TREE_OBJECTID
+-	args.key.max_objectid = C.u64_BTRFS_LAST_FREE_OBJECTID
+-	args.key.max_offset = C.negative_one
+-	args.key.max_transid = C.negative_one
++	args.key.max_objectid = C.BTRFS_LAST_FREE_OBJECTID
++	args.key.max_offset = ^C.__u64(0)
++	args.key.max_transid = ^C.__u64(0)
+ 
+ 	subvolsByID := make(map[uint64]*Info)
+