On Thu, 11 Aug 2022 04:11:22 -0400, "Michael S. Tsirkin" <[email protected]>
wrote:
> On Thu, Aug 11, 2022 at 04:02:56PM +0800, Xuan Zhuo wrote:
> > When dev is set to DOWN state, napi has been disabled, if we modify the
> > ring size at this time, we should not call napi_disable() again, which
> > will cause stuck.
> >
> > And all operations are under the protection of rtnl_lock, so there is no
> > need to consider concurrency issues.
> >
> > PS.
> > Hi Michael, I don't know which way is more convenient for you, so I split
> > the
> > commit into two commits, so you can fixup to my previous commit:
> >
> > virtio_net: support tx queue resize
> > virtio_net: support rx queue resize
> >
> > Xuan Zhuo (2):
> > virtio_net: fix for stuck when change rx ring size with dev down
> > virtio_net: fix for stuck when change tx ring size with dev down
> >
> > drivers/net/virtio_net.c | 14 ++++++++++----
> > 1 file changed, 10 insertions(+), 4 deletions(-)
>
>
> Which patches does this fix?
> Maybe I should squash.
These two:
virtio_net: support tx queue resize
virtio_net: support rx queue resize
Thanks.
>
> > --
> > 2.31.0
>
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