diff mbox

[1/3] irq_poll: Fix irq_poll_sched()

Message ID 5684EDA3.60802@sandisk.com (mailing list archive)
State Accepted
Headers show

Commit Message

Bart Van Assche Dec. 31, 2015, 8:56 a.m. UTC 
The IRQ_POLL_F_SCHED bit is set as long as polling is ongoing.
This means that irq_poll_sched() must proceed if this bit has
not yet been set.

Fixes: commit ea51190c0315 ("irq_poll: fold irq_poll_sched_prep into irq_poll_sched").
Signed-off-by: Bart Van Assche <bart.vanassche@sandisk.com>
Reviewed-by: Christoph Hellwig <hch@lst.de>
---
 lib/irq_poll.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

Comments

Sagi Grimberg Jan. 3, 2016, 11:15 a.m. UTC | #1 
Looks good,

Reviewed-by: Sagi Grimberg <sagig@mellanox.com>
--
To unsubscribe from this list: send the line "unsubscribe linux-rdma" in
the body of a message to majordomo@vger.kernel.org
More majordomo info at  http://vger.kernel.org/majordomo-info.html
diff mbox

Patch

diff --git a/lib/irq_poll.c b/lib/irq_poll.c
index 2836620..836f7db 100644
--- a/lib/irq_poll.c
+++ b/lib/irq_poll.c
@@ -29,7 +29,7 @@  void irq_poll_sched(struct irq_poll *iop)
 
 	if (test_bit(IRQ_POLL_F_DISABLE, &iop->state))
 		return;
-	if (!test_and_set_bit(IRQ_POLL_F_SCHED, &iop->state))
+	if (test_and_set_bit(IRQ_POLL_F_SCHED, &iop->state))
 		return;
 
 	local_irq_save(flags);