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(parent: 3b30c22) | patch
Btrfs: avoid allocation clusters that are too spread out
authorChris Mason <chris.mason@oracle.com>
Tue, 9 Jun 2009 22:35:15 +0000 (18:35 -0400)
committerChris Mason <chris.mason@oracle.com>
Wed, 10 Jun 2009 15:29:51 +0000 (11:29 -0400)
commitc604480171c510c1beeb81b82418e5bc4de8f1ae
tree54be031aa42874f827e1c7d2aa79f1ec54b36a33tree | snapshot
parent3b30c22f64a6bb297719c60e494af1d26563f584commit | diff
Btrfs: avoid allocation clusters that are too spread out

In SSD mode for data, and all the time for metadata the allocator
will try to find a cluster of nearby blocks for allocations.  This
commit adds extra checks to make sure that each free block in the
cluster is close to the last one.

Signed-off-by: Chris Mason <chris.mason@oracle.com>
fs/btrfs/free-space-cache.c diff | blob | history
Domain: System / Kernel;