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authorFrederic Weisbecker <fweisbec@gmail.com>2017-01-05 18:11:44 +0100
committerIngo Molnar <mingo@kernel.org>2017-01-14 09:54:11 +0100
commit1213699ab426608ff1925ab263dd6925102bb92a (patch)
tree4da90bc02ab78b462f4e8590958de5645a8908c8 /kernel/sched/cputime.c
parentc31cc6a5187e8b09ccee34f81728a90f80e872e7 (diff)
downloadop-kernel-dev-1213699ab426608ff1925ab263dd6925102bb92a.zip
op-kernel-dev-1213699ab426608ff1925ab263dd6925102bb92a.tar.gz
sched/cputime: Export account_guest_time()
In order to prepare for CONFIG_VIRT_CPU_ACCOUNTING_NATIVE=y to delay cputime accounting to the tick, let's allow archs to account cputime directly to gtime. Signed-off-by: Frederic Weisbecker <fweisbec@gmail.com> Acked-by: Thomas Gleixner <tglx@linutronix.de> Cc: Benjamin Herrenschmidt <benh@kernel.crashing.org> Cc: Christian Borntraeger <borntraeger@de.ibm.com> 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: Tony Luck <tony.luck@intel.com> Cc: Wanpeng Li <wanpeng.li@hotmail.com> Link: http://lkml.kernel.org/r/1483636310-6557-5-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.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/kernel/sched/cputime.c b/kernel/sched/cputime.c
index aad4283..5813ee4 100644
--- a/kernel/sched/cputime.c
+++ b/kernel/sched/cputime.c
@@ -151,7 +151,7 @@ void account_user_time(struct task_struct *p, cputime_t cputime)
* @p: the process that the cpu time gets accounted to
* @cputime: the cpu time spent in virtual machine since the last update
*/
-static void account_guest_time(struct task_struct *p, cputime_t cputime)
+void account_guest_time(struct task_struct *p, cputime_t cputime)
{
u64 *cpustat = kcpustat_this_cpu->cpustat;
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