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| author | Frederic Weisbecker <fweisbec@gmail.com> | 2017-01-31 04:09:21 +0100 |
|---|---|---|
| committer | Ingo Molnar <mingo@kernel.org> | 2017-02-01 09:13:48 +0100 |
| commit | 16a6d9be90373fb0b521850cd0185a4d460dd152 (patch) | |
| tree | 0f61f55bc77cfa7edada0f3ad538ddafb5757c4d /kernel/sched/cputime.c | |
| parent | 564b733c899f4e12a64946658960fce80cad0b05 (diff) | |
| download | linux-16a6d9be90373fb0b521850cd0185a4d460dd152.tar.bz2 | |
sched/cputime: Convert guest time accounting to nsecs (u64)
cputime_t is being obsolete and replaced by nsecs units in order to make
internal timestamps less opaque and more granular.
Signed-off-by: Frederic Weisbecker <fweisbec@gmail.com>
Cc: Benjamin Herrenschmidt <benh@kernel.crashing.org>
Cc: Paul Mackerras <paulus@samba.org>
Cc: Michael Ellerman <mpe@ellerman.id.au>
Cc: Heiko Carstens <heiko.carstens@de.ibm.com>
Cc: Martin Schwidefsky <schwidefsky@de.ibm.com>
Cc: Tony Luck <tony.luck@intel.com>
Cc: Fenghua Yu <fenghua.yu@intel.com>
Cc: Peter Zijlstra <peterz@infradead.org>
Cc: Rik van Riel <riel@redhat.com>
Cc: Stanislaw Gruszka <sgruszka@redhat.com>
Cc: Wanpeng Li <wanpeng.li@hotmail.com>
Link: http://lkml.kernel.org/r/1485832191-26889-6-git-send-email-fweisbec@gmail.com
Signed-off-by: Ingo Molnar <mingo@kernel.org>
Diffstat (limited to 'kernel/sched/cputime.c')
| -rw-r--r-- | kernel/sched/cputime.c | 8 |
1 files changed, 4 insertions, 4 deletions
diff --git a/kernel/sched/cputime.c b/kernel/sched/cputime.c index 61e270926e94..8bcd98e2b821 100644 --- a/kernel/sched/cputime.c +++ b/kernel/sched/cputime.c @@ -158,7 +158,7 @@ void account_guest_time(struct task_struct *p, cputime_t cputime) /* Add guest time to process. */ p->utime += cputime; account_group_user_time(p, cputime); - p->gtime += cputime; + p->gtime += cputime_to_nsecs(cputime); /* Add guest time to cpustat. */ if (task_nice(p) > 0) { @@ -824,10 +824,10 @@ void vtime_init_idle(struct task_struct *t, int cpu) local_irq_restore(flags); } -cputime_t task_gtime(struct task_struct *t) +u64 task_gtime(struct task_struct *t) { unsigned int seq; - cputime_t gtime; + u64 gtime; if (!vtime_accounting_enabled()) return t->gtime; @@ -837,7 +837,7 @@ cputime_t task_gtime(struct task_struct *t) gtime = t->gtime; if (t->vtime_snap_whence == VTIME_SYS && t->flags & PF_VCPU) - gtime += vtime_delta(t); + gtime += cputime_to_nsecs(vtime_delta(t)); } while (read_seqcount_retry(&t->vtime_seqcount, seq)); |