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Btrfs: fix locking issue in btrfs_remove_block_group
[safe/jmp/linux-2.6]
/
fs
/
btrfs
/
ref-cache.h
diff --git
a/fs/btrfs/ref-cache.h
b/fs/btrfs/ref-cache.h
index
6175647
..
16f3183
100644
(file)
--- a/
fs/btrfs/ref-cache.h
+++ b/
fs/btrfs/ref-cache.h
@@
-19,8
+19,11
@@
#define __REFCACHE__
struct btrfs_extent_info {
+ /* bytenr and num_bytes find the extent in the extent allocation tree */
u64 bytenr;
u64 num_bytes;
+
+ /* objectid and offset find the back reference for the file */
u64 objectid;
u64 offset;
};