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authorPaul Mundt <lethal@linux-sh.org>2012-05-10 04:51:07 +0200
committerPaul Mundt <lethal@linux-sh.org>2012-05-10 04:51:07 +0200
commit15f99cbd071aa402e113d342448603344a337046 (patch)
tree56f98892d1bd38029988eb8931e2321ef7e79aa0 /fs/btrfs/file.c
parentsh64: Kill off unused trap_no/error_code from thread_struct. (diff)
parentsh: Add pinmux for sh7264 (diff)
downloadlinux-15f99cbd071aa402e113d342448603344a337046.tar.xz
linux-15f99cbd071aa402e113d342448603344a337046.zip
Merge branch 'sh/rsk-updates' into sh-latest
Conflicts: arch/sh/Kconfig Signed-off-by: Paul Mundt <lethal@linux-sh.org>
Diffstat (limited to 'fs/btrfs/file.c')
-rw-r--r--fs/btrfs/file.c9
1 files changed, 7 insertions, 2 deletions
diff --git a/fs/btrfs/file.c b/fs/btrfs/file.c
index d83260d7498f..53bf2d764bbc 100644
--- a/fs/btrfs/file.c
+++ b/fs/btrfs/file.c
@@ -567,6 +567,7 @@ int btrfs_drop_extents(struct btrfs_trans_handle *trans, struct inode *inode,
int extent_type;
int recow;
int ret;
+ int modify_tree = -1;
if (drop_cache)
btrfs_drop_extent_cache(inode, start, end - 1, 0);
@@ -575,10 +576,13 @@ int btrfs_drop_extents(struct btrfs_trans_handle *trans, struct inode *inode,
if (!path)
return -ENOMEM;
+ if (start >= BTRFS_I(inode)->disk_i_size)
+ modify_tree = 0;
+
while (1) {
recow = 0;
ret = btrfs_lookup_file_extent(trans, root, path, ino,
- search_start, -1);
+ search_start, modify_tree);
if (ret < 0)
break;
if (ret > 0 && path->slots[0] > 0 && search_start == start) {
@@ -634,7 +638,8 @@ next_slot:
}
search_start = max(key.offset, start);
- if (recow) {
+ if (recow || !modify_tree) {
+ modify_tree = -1;
btrfs_release_path(path);
continue;
}