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authorYan <yanzheng@21cn.com>2008-01-30 11:54:04 -0500
committerChris Mason <chris.mason@oracle.com>2008-09-25 11:04:00 -0400
commitb1632b10c0133992fd0290b4836c47661bed4396 (patch)
treefea55aa96e9e0588889458745e1094db8d14b7ee
parent5a01a2e3a9d4dc9cb4871dde4d832a3b8de9f748 (diff)
Btrfs: Align extent length to sectorsize in
--- Signed-off-by: Chris Mason <chris.mason@oracle.com>
-rw-r--r--fs/btrfs/inode.c2
1 files changed, 2 insertions, 0 deletions
diff --git a/fs/btrfs/inode.c b/fs/btrfs/inode.c
index 5a38443a24e..de17c61dfa0 100644
--- a/fs/btrfs/inode.c
+++ b/fs/btrfs/inode.c
@@ -823,6 +823,8 @@ search_again:
btrfs_file_extent_num_bytes(leaf, fi);
extent_num_bytes = inode->i_size -
found_key.offset + root->sectorsize - 1;
+ extent_num_bytes = extent_num_bytes &
+ ~((u64)root->sectorsize - 1);
btrfs_set_file_extent_num_bytes(leaf, fi,
extent_num_bytes);
num_dec = (orig_num_bytes -