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| author | H. Peter Anvin <hpa@zytor.com> | 2009-08-25 15:40:29 -0700 |
|---|---|---|
| committer | H. Peter Anvin <hpa@zytor.com> | 2009-08-25 15:40:29 -0700 |
| commit | e8a2eb47e6ca03d4a4f98f0beef73720c5dddc0c (patch) | |
| tree | 31c4d7718111abddfaaa8d3fb14ab4a7e2554cd9 /drivers/s390/crypto/ap_bus.c | |
| parent | 8b5a10fc6fd02289ea03480f93382b1a99006142 (diff) | |
| parent | c62e43202e7cf50ca24bce58b255df7bf5de69d0 (diff) | |
Merge commit 'origin/x86/urgent' into x86/asm
Diffstat (limited to 'drivers/s390/crypto/ap_bus.c')
| -rw-r--r-- | drivers/s390/crypto/ap_bus.c | 9 |
1 files changed, 7 insertions, 2 deletions
diff --git a/drivers/s390/crypto/ap_bus.c b/drivers/s390/crypto/ap_bus.c index 727a809636d8..ed3dcdea7fe1 100644 --- a/drivers/s390/crypto/ap_bus.c +++ b/drivers/s390/crypto/ap_bus.c @@ -1145,12 +1145,17 @@ ap_config_timeout(unsigned long ptr) */ static inline void ap_schedule_poll_timer(void) { + ktime_t hr_time; if (ap_using_interrupts() || ap_suspend_flag) return; if (hrtimer_is_queued(&ap_poll_timer)) return; - hrtimer_start(&ap_poll_timer, ktime_set(0, poll_timeout), - HRTIMER_MODE_ABS); + if (ktime_to_ns(hrtimer_expires_remaining(&ap_poll_timer)) <= 0) { + hr_time = ktime_set(0, poll_timeout); + hrtimer_forward_now(&ap_poll_timer, hr_time); + hrtimer_restart(&ap_poll_timer); + } + return; } /** |