Re: [virtio-dev] [PATCH v6 0/2] Improve virtio performance for 9k mtu

["Michael S. Tsirkin" <mst@redhat.com>]

On Thu, Sep 29, 2022 at 02:50:00PM +0800, Gavin Li wrote:
> 
> On 9/14/2022 10:49 PM, Gavin Li wrote:
> > External email: Use caution opening links or attachments
> > 
> > 
> > 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
> > ---
> > 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
> > 
> > 
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> Did you get a chance to pull these short series?

Not in net-next yet for some reason, I was hoping it
will get some testing here. I'll put it in my tree
for next for now so it gets tested. Thanks!

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