Message ID | 1426671309-13645-9-git-send-email-jasowang@redhat.com |
---|---|
State | New |
Headers | show |
On Wed, Mar 18, 2015 at 05:34:58PM +0800, Jason Wang wrote: > Virtqueue were indexed from zero, so don't delete virtqueue whose > index is n->max_queues * 2 + 1. > > Cc: Michael S. Tsirkin <mst@redhat.com> > Signed-off-by: Jason Wang <jasowang@redhat.com> Bugfix? needed on master? stable? > --- > hw/net/virtio-net.c | 2 +- > 1 file changed, 1 insertion(+), 1 deletion(-) > > diff --git a/hw/net/virtio-net.c b/hw/net/virtio-net.c > index 59f76bc..b6fac9c 100644 > --- a/hw/net/virtio-net.c > +++ b/hw/net/virtio-net.c > @@ -1309,7 +1309,7 @@ static void virtio_net_set_multiqueue(VirtIONet *n, int multiqueue) > > n->multiqueue = multiqueue; > > - for (i = 2; i <= n->max_queues * 2 + 1; i++) { > + for (i = 2; i < n->max_queues * 2 + 1; i++) { > virtio_del_queue(vdev, i); > } > > -- > 2.1.0
On Wed, Mar 18, 2015 at 9:06 PM, Michael S. Tsirkin <mst@redhat.com> wrote: > On Wed, Mar 18, 2015 at 05:34:58PM +0800, Jason Wang wrote: >> Virtqueue were indexed from zero, so don't delete virtqueue whose >> index is n->max_queues * 2 + 1. >> >> Cc: Michael S. Tsirkin <mst@redhat.com> >> Signed-off-by: Jason Wang <jasowang@redhat.com> > > Bugfix? needed on master? stable? Only for host that supports more than 8 tuntap queues. But seems a candidate for both master and stable. I will post this with patch 7 as an independent patches just for 2.3. > >> --- >> hw/net/virtio-net.c | 2 +- >> 1 file changed, 1 insertion(+), 1 deletion(-) >> >> diff --git a/hw/net/virtio-net.c b/hw/net/virtio-net.c >> index 59f76bc..b6fac9c 100644 >> --- a/hw/net/virtio-net.c >> +++ b/hw/net/virtio-net.c >> @@ -1309,7 +1309,7 @@ static void >> virtio_net_set_multiqueue(VirtIONet *n, int multiqueue) >> >> n->multiqueue = multiqueue; >> >> - for (i = 2; i <= n->max_queues * 2 + 1; i++) { >> + for (i = 2; i < n->max_queues * 2 + 1; i++) { >> virtio_del_queue(vdev, i); >> } >> >> -- >> 2.1.0 >
diff --git a/hw/net/virtio-net.c b/hw/net/virtio-net.c index 59f76bc..b6fac9c 100644 --- a/hw/net/virtio-net.c +++ b/hw/net/virtio-net.c @@ -1309,7 +1309,7 @@ static void virtio_net_set_multiqueue(VirtIONet *n, int multiqueue) n->multiqueue = multiqueue; - for (i = 2; i <= n->max_queues * 2 + 1; i++) { + for (i = 2; i < n->max_queues * 2 + 1; i++) { virtio_del_queue(vdev, i); }
Virtqueue were indexed from zero, so don't delete virtqueue whose index is n->max_queues * 2 + 1. Cc: Michael S. Tsirkin <mst@redhat.com> Signed-off-by: Jason Wang <jasowang@redhat.com> --- hw/net/virtio-net.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-)