From: "Michael S. Tsirkin" <mst@redhat•com>
To: Gavin Li <gavinl@nvidia•com>
Cc: stephen@networkplumber•org, davem@davemloft•net,
jesse.brandeburg@intel•com, kuba@kernel•org,
sridhar.samudrala@intel•com, jasowang@redhat•com,
loseweigh@gmail•com, netdev@vger•kernel.org,
virtualization@lists•linux-foundation.org,
virtio-dev@lists•oasis-open.org
Subject: Re: [PATCH v6 0/2] Improve virtio performance for 9k mtu
Date: Thu, 29 Sep 2022 03:00:11 -0400 [thread overview]
Message-ID: <20220929025946-mutt-send-email-mst@kernel.org> (raw)
In-Reply-To: <20220914144911.56422-1-gavinl@nvidia.com>
On Wed, Sep 14, 2022 at 05:49:09PM +0300, Gavin Li wrote:
> This small series contains two patches that improves virtio netdevice
> performance for 9K mtu when GRO/ guest TSO is disabled.
>
> Gavin Li (2):
> virtio-net: introduce and use helper function for guest gso support
> checks
series:
Acked-by: Michael S. Tsirkin <mst@redhat•com>
this is net-next material
> ---
> changelog:
> v4->v5
> - Addressed comments from Michael S. Tsirkin
> - Remove unnecessary () in return clause
> v1->v2
> - Add new patch
> ---
> virtio-net: use mtu size as buffer length for big packets
> ---
> changelog:
> v5->v6
> - Addressed comments from Jason and Michael S. Tsirkin
> - Remove wrong commit log description
> - Rename virtnet_set_big_packets_fields with virtnet_set_big_packets
> - Add more test results for different feature combinations
> v4->v5
> - Addressed comments from Michael S. Tsirkin
> - Improve commit message
> v3->v4
> - Addressed comments from Si-Wei
> - Rename big_packets_sg_num with big_packets_num_skbfrags
> v2->v3
> - Addressed comments from Si-Wei
> - Simplify the condition check to enable the optimization
> v1->v2
> - Addressed comments from Jason, Michael, Si-Wei.
> - Remove the flag of guest GSO support, set sg_num for big packets and
> use it directly
> - Recalculate sg_num for big packets in virtnet_set_guest_offloads
> - Replace the round up algorithm with DIV_ROUND_UP
> ---
>
> drivers/net/virtio_net.c | 48 ++++++++++++++++++++++++++--------------
> 1 file changed, 32 insertions(+), 16 deletions(-)
>
> --
> 2.31.1
prev parent reply other threads:[~2022-09-29 7:00 UTC|newest]
Thread overview: 8+ messages / expand[flat|nested] mbox.gz Atom feed top
2022-09-14 14:49 [PATCH v6 0/2] Improve virtio performance for 9k mtu Gavin Li
2022-09-14 14:49 ` [PATCH v6 1/2] virtio-net: introduce and use helper function for guest gso support checks Gavin Li
2022-09-22 1:39 ` Jason Wang
2022-09-14 14:49 ` [PATCH v6 2/2] virtio-net: use mtu size as buffer length for big packets Gavin Li
2022-09-22 1:41 ` Jason Wang
2022-09-29 6:50 ` [virtio-dev] [PATCH v6 0/2] Improve virtio performance for 9k mtu Gavin Li
2022-09-29 7:01 ` Michael S. Tsirkin
2022-09-29 7:00 ` Michael S. Tsirkin [this message]
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