aboutsummaryrefslogtreecommitdiffstats
path: root/drivers/s390/crypto/ap_bus.c
diff options
context:
space:
mode:
Diffstat (limited to 'drivers/s390/crypto/ap_bus.c')
-rw-r--r--drivers/s390/crypto/ap_bus.c9
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)
1145 */ 1145 */
1146static inline void ap_schedule_poll_timer(void) 1146static inline void ap_schedule_poll_timer(void)
1147{ 1147{
1148 ktime_t hr_time;
1148 if (ap_using_interrupts() || ap_suspend_flag) 1149 if (ap_using_interrupts() || ap_suspend_flag)
1149 return; 1150 return;
1150 if (hrtimer_is_queued(&ap_poll_timer)) 1151 if (hrtimer_is_queued(&ap_poll_timer))
1151 return; 1152 return;
1152 hrtimer_start(&ap_poll_timer, ktime_set(0, poll_timeout), 1153 if (ktime_to_ns(hrtimer_expires_remaining(&ap_poll_timer)) <= 0) {
1153 HRTIMER_MODE_ABS); 1154 hr_time = ktime_set(0, poll_timeout);
1155 hrtimer_forward_now(&ap_poll_timer, hr_time);
1156 hrtimer_restart(&ap_poll_timer);
1157 }
1158 return;
1154} 1159}
1155 1160
1156/** 1161/**