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sched/cputime: Push time to account_system_time() in nsecs

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This is one more step toward converting cputime accounting to pure nsecs.

Signed-off-by: Frederic Weisbecker <fweisbec@gmail.com>
Cc: Benjamin Herrenschmidt <benh@kernel.crashing.org>
Cc: Fenghua Yu <fenghua.yu@intel.com>
Cc: Heiko Carstens <heiko.carstens@de.ibm.com>
Cc: Linus Torvalds <torvalds@linux-foundation.org>
Cc: Martin Schwidefsky <schwidefsky@de.ibm.com>
Cc: Michael Ellerman <mpe@ellerman.id.au>
Cc: Paul Mackerras <paulus@samba.org>
Cc: Peter Zijlstra <peterz@infradead.org>
Cc: Rik van Riel <riel@redhat.com>
Cc: Stanislaw Gruszka <sgruszka@redhat.com>
Cc: Thomas Gleixner <tglx@linutronix.de>
Cc: Tony Luck <tony.luck@intel.com>
Cc: Wanpeng Li <wanpeng.li@hotmail.com>
Link: http://lkml.kernel.org/r/1485832191-26889-25-git-send-email-fweisbec@gmail.com
Signed-off-by: Ingo Molnar <mingo@kernel.org>
This commit is contained in:
Frederic Weisbecker
2017-01-31 04:09:40 +01:00
committed by Ingo Molnar
parent 18b43a9bd7
commit fb8b049c98
6 changed files with 40 additions and 40 deletions
Download Patch File Download Diff File Expand all files Collapse all files

15
arch/powerpc/kernel/time.c
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@@ -57,6 +57,7 @@
#include <linux/clk-provider.h>
#include <linux/suspend.h>
#include <linux/rtc.h>
#include <linux/cputime.h>
#include <asm/trace.h>
#include <asm/io.h>
@@ -72,7 +73,6 @@
#include <asm/smp.h>
#include <asm/vdso_datapage.h>
#include <asm/firmware.h>
#include <asm/cputime.h>
#include <asm/asm-prototypes.h>
/* powerpc clocksource/clockevent code */
@@ -399,7 +399,7 @@ void vtime_flush(struct task_struct *tsk)
tsk->utimescaled += cputime_to_nsecs(acct->utime_scaled);
if (acct->gtime)
account_guest_time(tsk, acct->gtime);
account_guest_time(tsk, cputime_to_nsecs(acct->gtime));
if (acct->steal_time)
account_steal_time(cputime_to_nsecs(acct->steal_time));
@@ -408,16 +408,17 @@ void vtime_flush(struct task_struct *tsk)
account_idle_time(cputime_to_nsecs(acct->idle_time));
if (acct->stime)
account_system_index_time(tsk, acct->stime, CPUTIME_SYSTEM);
account_system_index_time(tsk, cputime_to_nsecs(acct->stime),
CPUTIME_SYSTEM);
if (acct->stime_scaled)
tsk->stimescaled += cputime_to_nsecs(acct->stime_scaled);
if (acct->hardirq_time)
account_system_index_time(tsk, acct->hardirq_time, CPUTIME_IRQ);
account_system_index_time(tsk, cputime_to_nsecs(acct->hardirq_time),
CPUTIME_IRQ);
if (acct->softirq_time)
account_system_index_time(tsk, acct->softirq_time, CPUTIME_SOFTIRQ);
account_system_index_time(tsk, cputime_to_nsecs(acct->softirq_time),
CPUTIME_SOFTIRQ);
acct->utime = 0;
acct->utime_scaled = 0;