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| author | Peter Zijlstra <peterz@infradead.org> | 2007-11-15 01:59:15 +0100 |
|---|---|---|
| committer | Linus Torvalds <torvalds@woody.linux-foundation.org> | 2007-11-15 03:45:38 +0100 |
| commit | 5fce25a9df4865bdd5e3dc4853b269dc1677a02a (patch) | |
| tree | 207fe2bf726bac89e402eb738b9548cfc7cae2f5 /include/asm-s390/percpu.h | |
| parent | make getdelays cgroupstats aware (diff) | |
| download | linux-5fce25a9df4865bdd5e3dc4853b269dc1677a02a.tar.xz linux-5fce25a9df4865bdd5e3dc4853b269dc1677a02a.zip | |
mm: speed up writeback ramp-up on clean systems
We allow violation of bdi limits if there is a lot of room on the system.
Once we hit half the total limit we start enforcing bdi limits and bdi
ramp-up should happen. Doing it this way avoids many small writeouts on an
otherwise idle system and should also speed up the ramp-up.
Signed-off-by: Peter Zijlstra <a.p.zijlstra@chello.nl>
Reviewed-by: Fengguang Wu <wfg@mail.ustc.edu.cn>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'include/asm-s390/percpu.h')
0 files changed, 0 insertions, 0 deletions