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authorFrederic Weisbecker <[email protected]>2014-03-05 16:22:37 +0100
committerFrederic Weisbecker <[email protected]>2014-03-13 15:56:44 +0100
commitd8a9ce3f8ad2b546b9ebaf65de809da0793f11c5 (patch)
treeb135c1cbf8b3eb31e1ee58a7aa8b0f43f7f6a828 /include/linux
parentbfc3f0281e08066fa8111c3972cff6edc1049864 (diff)
cputime: Bring cputime -> nsecs conversion
We already have nsecs_to_cputime(). Now we need to be able to convert the other way around in order to fix a bug on steal time accounting. Cc: Ingo Molnar <[email protected]> Cc: Marcelo Tosatti <[email protected]> Cc: Peter Zijlstra <[email protected]> Cc: Thomas Gleixner <[email protected]> Acked-by: Rik van Riel <[email protected]> Signed-off-by: Frederic Weisbecker <[email protected]>
Diffstat (limited to 'include/linux')
-rw-r--r--include/linux/cputime.h5
1 files changed, 5 insertions, 0 deletions
diff --git a/include/linux/cputime.h b/include/linux/cputime.h
index 2842ebe2844d..f2eb2ee535ca 100644
--- a/include/linux/cputime.h
+++ b/include/linux/cputime.h
@@ -3,6 +3,11 @@
#include <asm/cputime.h>
+#ifndef cputime_to_nsecs
+# define cputime_to_nsecs(__ct) \
+ (cputime_to_usecs(__ct) * NSEC_PER_USEC)
+#endif
+
#ifndef nsecs_to_cputime
# define nsecs_to_cputime(__nsecs) \
usecs_to_cputime((__nsecs) / NSEC_PER_USEC)