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| author | Chris Mason <chris.mason@oracle.com> | 2011-07-25 12:50:50 +0200 |
|---|---|---|
| committer | Chris Mason <chris.mason@oracle.com> | 2011-07-27 18:46:47 +0200 |
| commit | 19b6caf4acbf065dc96b47741d99f1b87243c468 (patch) | |
| tree | 4bce889648c2459e1dbd9fd835a196db26c06f9b /fs/btrfs/file-item.c | |
| parent | Btrfs: remove lockdep magic from btrfs_next_leaf (diff) | |
| download | linux-19b6caf4acbf065dc96b47741d99f1b87243c468.tar.xz linux-19b6caf4acbf065dc96b47741d99f1b87243c468.zip | |
Btrfs: reduce extent_state lock contention for metadata
For metadata buffers that don't straddle pages (all of them), btrfs
can safely use the page uptodate bits and extent_buffer uptodate bit
instead of needing to use the extent_state tree.
This greatly reduces contention on the state tree lock.
Signed-off-by: Chris Mason <chris.mason@oracle.com>
Diffstat (limited to 'fs/btrfs/file-item.c')
0 files changed, 0 insertions, 0 deletions