diff options
| author | Keika Kobayashi <kobayashi.kk@ncos.nec.co.jp> | 2008-07-25 01:48:53 -0700 |
|---|---|---|
| committer | Linus Torvalds <torvalds@linux-foundation.org> | 2008-07-25 10:53:47 -0700 |
| commit | 016ae219b920c4e606088761d3d6070cdf8ba706 (patch) | |
| tree | 6bf9035016e8d9131a54cf6343e056a5dcdc74aa /kernel/delayacct.c | |
| parent | 873b47717732c2f33a4b14de02571a4295a02f0c (diff) | |
| download | lwn-016ae219b920c4e606088761d3d6070cdf8ba706.tar.gz lwn-016ae219b920c4e606088761d3d6070cdf8ba706.zip | |
per-task-delay-accounting: update taskstats for memory reclaim delay
Add members for memory reclaim delay to taskstats, and accumulate them in
__delayacct_add_tsk() .
Signed-off-by: Keika Kobayashi <kobayashi.kk@ncos.nec.co.jp>
Cc: Hiroshi Shimamoto <h-shimamoto@ct.jp.nec.com>
Cc: Balbir Singh <balbir@in.ibm.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'kernel/delayacct.c')
| -rw-r--r-- | kernel/delayacct.c | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/kernel/delayacct.c b/kernel/delayacct.c index 84b6782a2ce4..b3179dad71be 100644 --- a/kernel/delayacct.c +++ b/kernel/delayacct.c @@ -145,8 +145,11 @@ int __delayacct_add_tsk(struct taskstats *d, struct task_struct *tsk) d->blkio_delay_total = (tmp < d->blkio_delay_total) ? 0 : tmp; tmp = d->swapin_delay_total + tsk->delays->swapin_delay; d->swapin_delay_total = (tmp < d->swapin_delay_total) ? 0 : tmp; + tmp = d->freepages_delay_total + tsk->delays->freepages_delay; + d->freepages_delay_total = (tmp < d->freepages_delay_total) ? 0 : tmp; d->blkio_count += tsk->delays->blkio_count; d->swapin_count += tsk->delays->swapin_count; + d->freepages_count += tsk->delays->freepages_count; spin_unlock_irqrestore(&tsk->delays->lock, flags); done: |