Virtualization - Oct 2023 - [PATCH net-next v2 00/12] vsock/virtio: continue MSG_ZEROCOPY support

On Wed, Oct 04, 2023 at 07:22:04PM +0300, Arseniy Krasnov
wrote:
>
>
>On 04.10.2023 08:25, Arseniy Krasnov wrote:
>>
>>
>> On 03.10.2023 19:26, Stefano Garzarella wrote:
>>> Hi Arseniy,
>>>
>>> On Sun, Oct 01, 2023 at 12:02:56AM +0300, Arseniy Krasnov wrote:
>>>> Hello,
>>>>
>>>> this patchset contains second and third parts of another big
patchset
>>>> for MSG_ZEROCOPY flag support:
>>>>
https://lore.kernel.org/netdev/20230701063947.3422088-1-AVKrasnov at
sberdevices.ru/
>>>>
>>>> During review of this series, Stefano Garzarella <sgarzare
at redhat.com>
>>>> suggested to split it for three parts to simplify review and
merging:
>>>>
>>>> 1) virtio and vhost updates (for fragged skbs) (merged to
net-next, see
>>>> ? link below)
>>>> 2) AF_VSOCK updates (allows to enable MSG_ZEROCOPY mode and
read
>>>> ? tx completions) and update for Documentation/. <-- this
patchset
>>>> 3) Updates for tests and utils. <-- this patchset
>>>>
>>>> Part 1) was merged:
>>>>
https://git.kernel.org/pub/scm/linux/kernel/git/netdev/net-next.git/commit/?id=71b263e79370348349553ecdf46f4a69eb436dc7
>>>>
>>>> Head for this patchset is:
>>>>
https://git.kernel.org/pub/scm/linux/kernel/git/netdev/net-next.git/commit/?id=236f3873b517acfaf949c23bb2d5dec13bfd2da2
>>>>
>>>> Link to v1:
>>>>
https://lore.kernel.org/netdev/20230922052428.4005676-1-avkrasnov at
salutedevices.com/
>>>>
>>>> Changelog:
>>>> v1 -> v2:
>>>> * Patchset rebased and tested on new HEAD of net-next (see hash
above).
>>>> * See per-patch changelog after ---.
>>>
>>> Thanks for this new version.
>>> I started to include vsock_uring_test in my test suite and tests
are
>>> going well.
>>>
>>> I reviewed code patches, I still need to review the tests.
>>> I'll do that by the end of the week, but they looks good!
>>
>> Thanks for review! Ok, I'll wait for tests review, and then send
next
>> version.
>
>Got your comments from review. I'll update patches by:
>1) Trying to avoid touching util.c/util.h
I mean, we can touch it ;-) but for this case it looks like we don't
need most of that functions to be there.

At least for now. If we need them to be used in more places, then it
makes sense.
>2) Add new header with functions shared between util vsock_perf and
>tests
We can do this also later in another PR as cleanup if you prefer.

Thanks,
Stefano