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authorChris Mason <chris.mason@oracle.com>2007-08-08 20:17:12 -0400
committerDavid Woodhouse <dwmw2@hera.kernel.org>2007-08-08 20:17:12 -0400
commit409eb95d7f6632d5af32b795244ce68a29e49319 (patch)
treed652da6d5c5055a5f090e3327e512d752d430279 /fs/btrfs/tree-defrag.c
parent26b8003f10569a9155b7539ef5a7379ee0c6b050 (diff)
downloadop-kernel-dev-409eb95d7f6632d5af32b795244ce68a29e49319.zip
op-kernel-dev-409eb95d7f6632d5af32b795244ce68a29e49319.tar.gz
Btrfs: Further reduce the concurrency penalty of defrag and drop_snapshot
Signed-off-by: Chris Mason <chris.mason@oracle.com>
Diffstat (limited to 'fs/btrfs/tree-defrag.c')
-rw-r--r--fs/btrfs/tree-defrag.c7
1 files changed, 2 insertions, 5 deletions
diff --git a/fs/btrfs/tree-defrag.c b/fs/btrfs/tree-defrag.c
index 15d0a48..7ea66b4 100644
--- a/fs/btrfs/tree-defrag.c
+++ b/fs/btrfs/tree-defrag.c
@@ -148,7 +148,6 @@ int btrfs_defrag_leaves(struct btrfs_trans_handle *trans,
int level;
int orig_level;
int i;
- int num_runs = 0;
if (root->ref_cows == 0) {
goto out;
@@ -200,10 +199,8 @@ int btrfs_defrag_leaves(struct btrfs_trans_handle *trans,
break;
if (wret < 0)
ret = wret;
- if (num_runs++ > 8) {
- ret = -EAGAIN;
- break;
- }
+ ret = -EAGAIN;
+ break;
}
for (i = 0; i <= orig_level; i++) {
if (path->nodes[i]) {
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