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| author | Chris Mason <chris.mason@oracle.com> | 2008-07-22 12:08:37 -0400 |
|---|---|---|
| committer | Chris Mason <chris.mason@oracle.com> | 2008-09-25 11:04:05 -0400 |
| commit | e34a5b4f77b8448cf2863ad0cbac35e2c2a86a0a (patch) | |
| tree | 52c9d89d2cb31d70f021a0db8587566018edb0ff /fs/btrfs/extent-tree.c | |
| parent | 6dddcbeb28b34620ad033f1e8d9f6960bafdd7d2 (diff) | |
| download | op-kernel-dev-e34a5b4f77b8448cf2863ad0cbac35e2c2a86a0a.zip op-kernel-dev-e34a5b4f77b8448cf2863ad0cbac35e2c2a86a0a.tar.gz | |
Btrfs: Add some conditional schedules near the alloc_mutex
This helps prevent stalls, especially while the snapshot cleaner is
running hard
Signed-off-by: Chris Mason <chris.mason@oracle.com>
Diffstat (limited to 'fs/btrfs/extent-tree.c')
| -rw-r--r-- | fs/btrfs/extent-tree.c | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/fs/btrfs/extent-tree.c b/fs/btrfs/extent-tree.c index c51cd11..72fa282 100644 --- a/fs/btrfs/extent-tree.c +++ b/fs/btrfs/extent-tree.c @@ -937,6 +937,7 @@ int btrfs_inc_ref(struct btrfs_trans_handle *trans, struct btrfs_root *root, level = btrfs_header_level(buf); nritems = btrfs_header_nritems(buf); for (i = 0; i < nritems; i++) { + cond_resched(); if (level == 0) { u64 disk_bytenr; btrfs_item_key_to_cpu(buf, &key, i); @@ -2189,6 +2190,7 @@ static int noinline drop_leaf_ref(struct btrfs_trans_handle *trans, for (i = 0; i < nritems; i++) { u64 disk_bytenr; + cond_resched(); btrfs_item_key_to_cpu(leaf, &key, i); if (btrfs_key_type(&key) != BTRFS_EXTENT_DATA_KEY) |
