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authorChris Mason <chris.mason@oracle.com>2009-09-02 15:22:30 -0400
committerChris Mason <chris.mason@oracle.com>2009-09-11 13:31:07 -0400
commit9655d2982b53fdb38a9e0f2f11315b99b92d66e2 (patch)
treee1271f2f2a3c2c356e0692b36a2d4742b5d651d8 /crypto/chainiv.c
parentd5550c6315fe0647b7ac21a6a736bf4a42620eac (diff)
Btrfs: use a cached state for extent state operations during delalloc
This changes the btrfs code to find delalloc ranges in the extent state tree to use the new state caching code from set/test bit. It reduces one of the biggest causes of rbtree searches in the writeback path. test_range_bit is also modified to take the cached state as a starting point while searching. Signed-off-by: Chris Mason <chris.mason@oracle.com>
Diffstat (limited to 'crypto/chainiv.c')
0 files changed, 0 insertions, 0 deletions