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| author | Chris Mason | 2008-07-23 05:06:41 +0200 |
|---|---|---|
| committer | Chris Mason | 2008-09-25 17:04:05 +0200 |
| commit | c286ac48ed7aaf53586f575af6053ae2a0f8554a (patch) | |
| tree | 794cb0e7269c62568e39c160b0f0f03e181c1d93 /fs/btrfs/ctree.h | |
| parent | Btrfs: Add some conditional schedules near the alloc_mutex (diff) | |
| download | kernel-qcow2-linux-c286ac48ed7aaf53586f575af6053ae2a0f8554a.tar.gz kernel-qcow2-linux-c286ac48ed7aaf53586f575af6053ae2a0f8554a.tar.xz kernel-qcow2-linux-c286ac48ed7aaf53586f575af6053ae2a0f8554a.zip | |
Btrfs: alloc_mutex latency reduction
This releases the alloc_mutex in a few places that hold it for over long
operations. btrfs_lookup_block_group is changed so that it doesn't need
the mutex at all.
Signed-off-by: Chris Mason <chris.mason@oracle.com>
Diffstat (limited to 'fs/btrfs/ctree.h')
| -rw-r--r-- | fs/btrfs/ctree.h | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/fs/btrfs/ctree.h b/fs/btrfs/ctree.h index eeb5afa6e9b1..90504ba7f838 100644 --- a/fs/btrfs/ctree.h +++ b/fs/btrfs/ctree.h @@ -483,6 +483,7 @@ struct btrfs_block_group_cache { struct btrfs_key key; struct btrfs_block_group_item item; struct btrfs_space_info *space_info; + spinlock_t lock; u64 pinned; u64 flags; int cached; |