commit df2ccbac56a7e11715c25f2c1617dafb6db040b1
Author: Matthew Dillon <dillon@apollo.backplane.com>
Date: Sat Jun 20 14:49:12 2009 -0700
HAMMER VFS - Add hinting capability to block allocator, hint B-Tree
* A hammer_off_t can now be supplied to the blockmap allocator as a hint.
* Use the hinting mechanism to better-localize B-Tree node allocations
and meta-data updates.
Summary of changes:
sys/vfs/hammer/hammer.h | 8 +++--
sys/vfs/hammer/hammer_blockmap.c | 57 +++++++++++++++++++++++++++++++++----
sys/vfs/hammer/hammer_btree.c | 48 ++++++++++++++++++++++++++++----
sys/vfs/hammer/hammer_disk.h | 7 ++++
sys/vfs/hammer/hammer_mirror.c | 3 +-
sys/vfs/hammer/hammer_object.c | 11 ++++---
sys/vfs/hammer/hammer_ondisk.c | 11 ++++---
sys/vfs/hammer/hammer_reblock.c | 21 ++++++++++++--
8 files changed, 136 insertions(+), 30 deletions(-)
http://gitweb.dragonflybsd.org/dragonfly.git/commitdiff/df2ccbac56a7e11715c25f2c1617dafb6db040b1
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DragonFly BSD source repository