aboutsummaryrefslogtreecommitdiff
path: root/kernel/delayacct.c
diff options
context:
space:
mode:
authorKeika Kobayashi <kobayashi.kk@ncos.nec.co.jp>2008-07-25 01:48:53 -0700
committerLinus Torvalds <torvalds@linux-foundation.org>2008-07-25 10:53:47 -0700
commit016ae219b920c4e606088761d3d6070cdf8ba706 (patch)
tree6bf9035016e8d9131a54cf6343e056a5dcdc74aa /kernel/delayacct.c
parent873b47717732c2f33a4b14de02571a4295a02f0c (diff)
downloadlinux-2.6.34-ux500-016ae219b920c4e606088761d3d6070cdf8ba706.tar.gz
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.c3
1 files changed, 3 insertions, 0 deletions
diff --git a/kernel/delayacct.c b/kernel/delayacct.c
index 84b6782a2ce..b3179dad71b 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: