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authorChris Mason <chris.mason@oracle.com>2007-09-10 19:58:16 -0400
committerDavid Woodhouse <dwmw2@hera.kernel.org>2007-09-10 19:58:16 -0400
commit86479a04eef8f304a13aeb8b64bcc8e506a68268 (patch)
treecda7e66d469bcdc2f41144ea91405aeb96d1f777 /fs/btrfs/tree-defrag.c
parent8e21528f87854314792aaef4d279bc9e5a9be997 (diff)
Add support for defragging files via btrfsctl -d. Avoid OOM on extent tree
defrag. Signed-off-by: Chris Mason <chris.mason@oracle.com>
Diffstat (limited to 'fs/btrfs/tree-defrag.c')
-rw-r--r--fs/btrfs/tree-defrag.c3
1 files changed, 3 insertions, 0 deletions
diff --git a/fs/btrfs/tree-defrag.c b/fs/btrfs/tree-defrag.c
index 35fd20d2464..420597127ed 100644
--- a/fs/btrfs/tree-defrag.c
+++ b/fs/btrfs/tree-defrag.c
@@ -113,6 +113,8 @@ static int defrag_walk_down(struct btrfs_trans_handle *trans,
}
WARN_ON(*level < 0);
WARN_ON(*level >= BTRFS_MAX_LEVEL);
+ clear_buffer_defrag(path->nodes[*level]);
+ clear_buffer_defrag_done(path->nodes[*level]);
btrfs_block_release(root, path->nodes[*level]);
path->nodes[*level] = NULL;
*level += 1;
@@ -143,6 +145,7 @@ static int defrag_walk_up(struct btrfs_trans_handle *trans,
return 0;
} else {
clear_buffer_defrag(path->nodes[*level]);
+ clear_buffer_defrag_done(path->nodes[*level]);
btrfs_block_release(root, path->nodes[*level]);
path->nodes[*level] = NULL;
*level = i + 1;