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| author | Jan Glauber <jan.glauber@de.ibm.com> | 2006-02-01 03:06:33 -0800 |
|---|---|---|
| committer | Linus Torvalds <torvalds@g5.osdl.org> | 2006-02-01 08:53:24 -0800 |
| commit | 32f65f274602b43e8f48314e9769f254da1d8323 (patch) | |
| tree | 143535f6bf1d8c537f3ecb08d81d105720b1cd83 /arch | |
| parent | 9dbafa5368c2b7467bd2ce034b56c54908ceb39e (diff) | |
| download | linux-3.10-32f65f274602b43e8f48314e9769f254da1d8323.tar.gz linux-3.10-32f65f274602b43e8f48314e9769f254da1d8323.tar.bz2 linux-3.10-32f65f274602b43e8f48314e9769f254da1d8323.zip | |
[PATCH] s390: monotonic_clock interface
Add monotonic_clock interface, used by the hangcheck-timer. On s390 this is
the same as sched_clock().
Signed-off-by: Jan Glauber <jan.glauber@de.ibm.com>
Signed-off-by: Martin Schwidefsky <schwidefsky@de.ibm.com>
Signed-off-by: Heiko Carstens <heiko.carstens@de.ibm.com>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>
Diffstat (limited to 'arch')
| -rw-r--r-- | arch/s390/kernel/time.c | 9 |
1 files changed, 9 insertions, 0 deletions
diff --git a/arch/s390/kernel/time.c b/arch/s390/kernel/time.c index efba91b015b..fea043b69b9 100644 --- a/arch/s390/kernel/time.c +++ b/arch/s390/kernel/time.c @@ -64,6 +64,15 @@ unsigned long long sched_clock(void) return ((get_clock() - jiffies_timer_cc) * 125) >> 9; } +/* + * Monotonic_clock - returns # of nanoseconds passed since time_init() + */ +unsigned long long monotonic_clock(void) +{ + return sched_clock(); +} +EXPORT_SYMBOL(monotonic_clock); + void tod_to_timeval(__u64 todval, struct timespec *xtime) { unsigned long long sec; |