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authorVenkatesh Pallipadi <venki@google.com>2010-12-21 17:09:01 -0800
committerIngo Molnar <mingo@elte.hu>2011-01-26 12:33:20 +0100
commita1dabb6bfffccb897eff3e1d102dacf2a4bedf3b (patch)
tree412e36223e65fca0bd8ea7db6a57553a25799245 /include/linux/jiffies.h
parentsoftirqs: Free up pf flag PF_KSOFTIRQD (diff)
downloadlinux-dev-a1dabb6bfffccb897eff3e1d102dacf2a4bedf3b.tar.xz
linux-dev-a1dabb6bfffccb897eff3e1d102dacf2a4bedf3b.zip
time: Add nsecs_to_cputime64 interface for asm-generic
Add nsecs_to_cputime64 interface. This is used in following patches that updates cpu irq stat based on ns granularity info in IRQ_TIME_ACCOUNTING. Tested-by: Shaun Ruffell <sruffell@digium.com> Signed-off-by: Venkatesh Pallipadi <venki@google.com> Signed-off-by: Peter Zijlstra <a.p.zijlstra@chello.nl> LKML-Reference: <1292980144-28796-3-git-send-email-venki@google.com> Signed-off-by: Ingo Molnar <mingo@elte.hu>
Diffstat (limited to 'include/linux/jiffies.h')
-rw-r--r--include/linux/jiffies.h1
1 files changed, 1 insertions, 0 deletions
diff --git a/include/linux/jiffies.h b/include/linux/jiffies.h
index 6811f4bfc6e7..922aa313c9f9 100644
--- a/include/linux/jiffies.h
+++ b/include/linux/jiffies.h
@@ -307,6 +307,7 @@ extern clock_t jiffies_to_clock_t(long x);
extern unsigned long clock_t_to_jiffies(unsigned long x);
extern u64 jiffies_64_to_clock_t(u64 x);
extern u64 nsec_to_clock_t(u64 x);
+extern u64 nsecs_to_jiffies64(u64 n);
extern unsigned long nsecs_to_jiffies(u64 n);
#define TIMESTAMP_SIZE 30