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author | Dmitry Torokhov <dmitry.torokhov@gmail.com> | 2011-11-29 13:51:07 +0400 |
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committer | Dmitry Torokhov <dmitry.torokhov@gmail.com> | 2011-11-29 13:51:07 +0400 |
commit | 0d2cd91bf7b1a7cc1d638296111fcc2bcf5c0bb4 (patch) | |
tree | d2ca69347816c27f9dc352581f5d0fe76811cd49 /drivers/s390/crypto/ap_bus.c | |
parent | 3d95fd6ad8d3cf582a70ed65660017114b6e4065 (diff) | |
parent | caca6a03d365883564885f2c1da3e88dcf65d139 (diff) | |
download | linux-0d2cd91bf7b1a7cc1d638296111fcc2bcf5c0bb4.tar.xz |
Merge commit 'v3.2-rc3' into next
Diffstat (limited to 'drivers/s390/crypto/ap_bus.c')
-rw-r--r-- | drivers/s390/crypto/ap_bus.c | 23 |
1 files changed, 17 insertions, 6 deletions
diff --git a/drivers/s390/crypto/ap_bus.c b/drivers/s390/crypto/ap_bus.c index b77ae519d79c..ec94f049e995 100644 --- a/drivers/s390/crypto/ap_bus.c +++ b/drivers/s390/crypto/ap_bus.c @@ -1271,18 +1271,16 @@ ap_config_timeout(unsigned long ptr) } /** - * ap_schedule_poll_timer(): Schedule poll timer. + * __ap_schedule_poll_timer(): Schedule poll timer. * * Set up the timer to run the poll tasklet */ -static inline void ap_schedule_poll_timer(void) +static inline void __ap_schedule_poll_timer(void) { ktime_t hr_time; spin_lock_bh(&ap_poll_timer_lock); - if (ap_using_interrupts() || ap_suspend_flag) - goto out; - if (hrtimer_is_queued(&ap_poll_timer)) + if (hrtimer_is_queued(&ap_poll_timer) || ap_suspend_flag) goto out; if (ktime_to_ns(hrtimer_expires_remaining(&ap_poll_timer)) <= 0) { hr_time = ktime_set(0, poll_timeout); @@ -1294,6 +1292,18 @@ out: } /** + * ap_schedule_poll_timer(): Schedule poll timer. + * + * Set up the timer to run the poll tasklet + */ +static inline void ap_schedule_poll_timer(void) +{ + if (ap_using_interrupts()) + return; + __ap_schedule_poll_timer(); +} + +/** * ap_poll_read(): Receive pending reply messages from an AP device. * @ap_dev: pointer to the AP device * @flags: pointer to control flags, bit 2^0 is set if another poll is @@ -1374,8 +1384,9 @@ static int ap_poll_write(struct ap_device *ap_dev, unsigned long *flags) *flags |= 1; *flags |= 2; break; - case AP_RESPONSE_Q_FULL: case AP_RESPONSE_RESET_IN_PROGRESS: + __ap_schedule_poll_timer(); + case AP_RESPONSE_Q_FULL: *flags |= 2; break; case AP_RESPONSE_MESSAGE_TOO_BIG: |