From: Long Li <longli@microsoft.com>
To: stephen <stephen@networkplumber.org>,
Alan Elder <alan.elder@microsoft.com>
Cc: Ferruh Yigit <ferruh.yigit@amd.com>,
Andrew Rybchenko <andrew.rybchenko@oktetlabs.ru>,
"dev@dpdk.org" <dev@dpdk.org>
Subject: RE: [PATCH] net/netvsc: fix number Tx queues > Rx queues
Date: Fri, 1 Mar 2024 02:03:58 +0000 [thread overview]
Message-ID: <SJ1PR21MB34572B93500F6265A337B5A0CE5E2@SJ1PR21MB3457.namprd21.prod.outlook.com> (raw)
In-Reply-To: <20240229135332.17f2fa50@hermes.local>
> Subject: Re: [PATCH] net/netvsc: fix number Tx queues > Rx queues
>
> On Thu, 29 Feb 2024 19:29:11 +0000
> Alan Elder <alan.elder@microsoft.com> wrote:
>
> > The previous code allowed the number of Tx queues to be set higher
> > than the number of Rx queues. If a packet was sent on a Tx queue with
> > index
> > >= number Rx queues there was a segfault.
> >
> > This commit fixes the issue by creating an Rx queue for every Tx queue
> > meaning that an event buffer is allocated to handle receiving Tx
> > completion messages.
> >
> > mbuf pool and Rx ring are not allocated for these additional Rx queues
> > and RSS configuration ensures that no packets are received on them.
> >
> > Fixes: 4e9c73e96e83 ("net/netvsc: add Hyper-V network device")
> > Cc: sthemmin@microsoft.com
> > Cc: stable@dpdk.org
> >
> > Signed-off-by: Alan Elder <alan.elder@microsoft.com>
>
> Don't have Azure account to test, but looks good to me.
>
> Acked-by: Stephen Hemminger <stephen@networkplumber.org>
Please hold on while we are discussing this patch internally with its interaction with MANA.
Long
next prev parent reply other threads:[~2024-03-01 2:04 UTC|newest]
Thread overview: 19+ messages / expand[flat|nested] mbox.gz Atom feed top
2024-02-29 19:29 Alan Elder
2024-02-29 21:53 ` Stephen Hemminger
2024-03-01 2:03 ` Long Li [this message]
2024-03-08 18:21 ` Alan Elder
2024-03-08 18:09 ` [PATCH v2] " Alan Elder
2024-03-11 22:31 ` Ferruh Yigit
2024-03-12 19:08 ` Long Li
2024-03-19 14:16 ` [PATCH v3] " Alan Elder
2024-03-19 18:40 ` Long Li
2024-04-11 11:38 ` Ferruh Yigit
2024-04-11 20:45 ` [EXTERNAL] " Alan Elder
2024-04-12 10:23 ` Ferruh Yigit
2024-04-12 16:50 ` Alan Elder
2024-04-15 17:54 ` Ferruh Yigit
2024-04-15 14:40 ` [PATCH v4] " Alan Elder
2024-04-15 18:11 ` Ferruh Yigit
2024-04-17 23:45 ` Long Li
2024-05-01 7:43 ` Morten Brørup
2024-03-19 14:19 ` [PATCH v2] " Alan Elder
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