diff options
| author | Tejun Heo <tj@kernel.org> | 2016-05-09 12:34:39 -0400 |
|---|---|---|
| committer | Tejun Heo <tj@kernel.org> | 2016-05-09 12:34:39 -0400 |
| commit | 698f6700a6f19ba4550a722eaacf9f9d212b3fd9 (patch) | |
| tree | ff63c9a23fe47870df8788ff5e7d9a552f6d4ed1 /drivers/xen | |
| parent | 7780081c1f04a4ea31331b5579ca010cc1f26c74 (diff) | |
| parent | 13f307711b127d30fcf333a04365a217baf9ca2b (diff) | |
| download | linux-698f6700a6f19ba4550a722eaacf9f9d212b3fd9.tar.gz linux-698f6700a6f19ba4550a722eaacf9f9d212b3fd9.tar.bz2 linux-698f6700a6f19ba4550a722eaacf9f9d212b3fd9.zip | |
Merge branch '4.7/scsi-queue' of git://git.kernel.org/pub/scm/linux/kernel/git/mkp/scsi into for-4.7-zac
Pulling in the dependencies for further ZAC changes.
Signed-off-by: Tejun Heo <tj@kernel.org>
Diffstat (limited to 'drivers/xen')
| -rw-r--r-- | drivers/xen/events/events_base.c | 28 |
1 files changed, 24 insertions, 4 deletions
diff --git a/drivers/xen/events/events_base.c b/drivers/xen/events/events_base.c index 488017a0806a..cb7138c97c69 100644 --- a/drivers/xen/events/events_base.c +++ b/drivers/xen/events/events_base.c @@ -484,9 +484,19 @@ static void eoi_pirq(struct irq_data *data) struct physdev_eoi eoi = { .irq = pirq_from_irq(data->irq) }; int rc = 0; - irq_move_irq(data); + if (!VALID_EVTCHN(evtchn)) + return; - if (VALID_EVTCHN(evtchn)) + if (unlikely(irqd_is_setaffinity_pending(data))) { + int masked = test_and_set_mask(evtchn); + + clear_evtchn(evtchn); + + irq_move_masked_irq(data); + + if (!masked) + unmask_evtchn(evtchn); + } else clear_evtchn(evtchn); if (pirq_needs_eoi(data->irq)) { @@ -1357,9 +1367,19 @@ static void ack_dynirq(struct irq_data *data) { int evtchn = evtchn_from_irq(data->irq); - irq_move_irq(data); + if (!VALID_EVTCHN(evtchn)) + return; - if (VALID_EVTCHN(evtchn)) + if (unlikely(irqd_is_setaffinity_pending(data))) { + int masked = test_and_set_mask(evtchn); + + clear_evtchn(evtchn); + + irq_move_masked_irq(data); + + if (!masked) + unmask_evtchn(evtchn); + } else clear_evtchn(evtchn); } |