DPDK patches and discussions
 help / color / mirror / Atom feed
* [dpdk-dev] [PATCH] vfio: Fix vfio ioctl call to mask INTx
@ 2017-03-28 23:15 Nikhil Rao
  2017-03-28 23:54 ` [dpdk-dev] [PATCH v2] vfio: Fix vfio disable INTx Nikhil Rao
  0 siblings, 1 reply; 4+ messages in thread
From: Nikhil Rao @ 2017-03-28 23:15 UTC (permalink / raw)
  To: anatoly.burakov; +Cc: dev

The flags member of irq_set should be ORed with VFIO_IRQ_SET_ACTION_MASK
and not VFIO_IRQ_SET_ACTION_UNMASK. The bug was found by code inspection.

Fixes: 5c782b3928b8 (\"vfio: interrupts\")

Signed-off-by: Nikhil Rao <nikhil.rao@intel.com>
---
 lib/librte_eal/linuxapp/eal/eal_interrupts.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/lib/librte_eal/linuxapp/eal/eal_interrupts.c b/lib/librte_eal/linuxapp/eal/eal_interrupts.c
index 5bb833e..0d7c7c1 100644
--- a/lib/librte_eal/linuxapp/eal/eal_interrupts.c
+++ b/lib/librte_eal/linuxapp/eal/eal_interrupts.c
@@ -194,7 +194,7 @@ vfio_disable_intx(const struct rte_intr_handle *intr_handle) {
 	irq_set = (struct vfio_irq_set *) irq_set_buf;
 	irq_set->argsz = len;
 	irq_set->count = 1;
-	irq_set->flags = VFIO_IRQ_SET_DATA_NONE | VFIO_IRQ_SET_ACTION_UNMASK;
+	irq_set->flags = VFIO_IRQ_SET_DATA_NONE | VFIO_IRQ_SET_ACTION_MASK;
 	irq_set->index = VFIO_PCI_INTX_IRQ_INDEX;
 	irq_set->start = 0;
 
-- 
2.7.4

^ permalink raw reply	[flat|nested] 4+ messages in thread

end of thread, other threads:[~2017-03-30 15:00 UTC | newest]

Thread overview: 4+ messages (download: mbox.gz / follow: Atom feed)
-- links below jump to the message on this page --
2017-03-28 23:15 [dpdk-dev] [PATCH] vfio: Fix vfio ioctl call to mask INTx Nikhil Rao
2017-03-28 23:54 ` [dpdk-dev] [PATCH v2] vfio: Fix vfio disable INTx Nikhil Rao
2017-03-28 15:28   ` Burakov, Anatoly
2017-03-30 15:00     ` Thomas Monjalon

This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox;
as well as URLs for NNTP newsgroup(s).