diff options
| author | Linus Torvalds <torvalds@linux-foundation.org> | 2009-07-27 12:16:38 -0700 |
|---|---|---|
| committer | Linus Torvalds <torvalds@linux-foundation.org> | 2009-07-27 12:16:38 -0700 |
| commit | 760dcc6e1839e7ca82507698fb077d5d78b24964 (patch) | |
| tree | 7b6ea512ea8cebd1573a77b9ff17c0c8a9865ddd /drivers/s390/crypto/ap_bus.c | |
| parent | 4897f1011aff7534b8e319404f7cd4028de7a453 (diff) | |
| parent | 8d406c6de2e67b5bae3c43b62b492c4ff63afb92 (diff) | |
Merge branch 'for-linus' of git://git390.marist.edu/pub/scm/linux-2.6
* 'for-linus' of git://git390.marist.edu/pub/scm/linux-2.6:
[S390] zcrypt: fix scheduling of hrtimer ap_poll_timer
[S390] vdso: clock_gettime of CLOCK_THREAD_CPUTIME_ID with noexec=on
[S390] vdso: fix per cpu area allocation
[S390] hibernation: fix register corruption on machine checks
[S390] hibernation: fix lowcore handling
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 727a809636d..ed3dcdea7fe 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; } /** |