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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 /include/linux/kernel_stat.h
parentc31cc6a5187e8b09ccee34f81728a90f80e872e7 (diff)
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 'include/linux/kernel_stat.h')
-rw-r--r--include/linux/kernel_stat.h1
1 files changed, 1 insertions, 0 deletions
diff --git a/include/linux/kernel_stat.h b/include/linux/kernel_stat.h
index 14b63bb714d4..cfd6c0c6d4e8 100644
--- a/include/linux/kernel_stat.h
+++ b/include/linux/kernel_stat.h
@@ -79,6 +79,7 @@ static inline unsigned int kstat_cpu_irqs_sum(unsigned int cpu)
}
extern void account_user_time(struct task_struct *, cputime_t);
+extern void account_guest_time(struct task_struct *, cputime_t);
extern void account_system_time(struct task_struct *, int, cputime_t);
extern void account_system_index_time(struct task_struct *, cputime_t,
enum cpu_usage_stat);