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| author | Laurent Vivier <Laurent.Vivier@bull.net> | 2007-10-15 17:00:19 +0200 |
|---|---|---|
| committer | Ingo Molnar <mingo@elte.hu> | 2007-10-15 17:00:19 +0200 |
| commit | 9ac52315d4cf5f561f36dabaf0720c00d3553162 (patch) | |
| tree | afe7284f34a65d2540fcb2a9b764834f9d790fa7 /kernel/exit.c | |
| parent | 5e84cfde51cf303d368fcb48f22059f37b3872de (diff) | |
| download | linux-9ac52315d4cf5f561f36dabaf0720c00d3553162.tar.bz2 | |
sched: guest CPU accounting: add guest-CPU /proc/<pid>/stat fields
like for cpustat, introduce the "gtime" (guest time of the task) and
"cgtime" (guest time of the task children) fields for the
tasks. Modify signal_struct and task_struct.
Modify /proc/<pid>/stat to display these new fields.
Signed-off-by: Laurent Vivier <Laurent.Vivier@bull.net>
Acked-by: Avi Kivity <avi@qumranet.com>
Signed-off-by: Ingo Molnar <mingo@elte.hu>
Diffstat (limited to 'kernel/exit.c')
| -rw-r--r-- | kernel/exit.c | 6 |
1 files changed, 6 insertions, 0 deletions
diff --git a/kernel/exit.c b/kernel/exit.c index 993369ee94d1..7f7959de4a87 100644 --- a/kernel/exit.c +++ b/kernel/exit.c @@ -111,6 +111,7 @@ static void __exit_signal(struct task_struct *tsk) */ sig->utime = cputime_add(sig->utime, tsk->utime); sig->stime = cputime_add(sig->stime, tsk->stime); + sig->gtime = cputime_add(sig->gtime, tsk->gtime); sig->min_flt += tsk->min_flt; sig->maj_flt += tsk->maj_flt; sig->nvcsw += tsk->nvcsw; @@ -1242,6 +1243,11 @@ static int wait_task_zombie(struct task_struct *p, int noreap, cputime_add(p->stime, cputime_add(sig->stime, sig->cstime))); + psig->cgtime = + cputime_add(psig->cgtime, + cputime_add(p->gtime, + cputime_add(sig->gtime, + sig->cgtime))); psig->cmin_flt += p->min_flt + sig->min_flt + sig->cmin_flt; psig->cmaj_flt += |