linux-kernel - Re: [RFC PATCH v3 2/6] virtio/vsock: add 'VIRTIO_VSOCK_SEQ

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Date:   Tue, 24 Aug 2021 11:53:01 +0200
From:   Stefano Garzarella <sgarzare@...hat.com>
To:     Arseny Krasnov <arseny.krasnov@...persky.com>
Cc:     Stefan Hajnoczi <stefanha@...hat.com>,
        "Michael S. Tsirkin" <mst@...hat.com>,
        Jason Wang <jasowang@...hat.com>,
        "David S. Miller" <davem@...emloft.net>,
        Jakub Kicinski <kuba@...nel.org>,
        Colin Ian King <colin.king@...onical.com>,
        Andra Paraschiv <andraprs@...zon.com>,
        Norbert Slusarek <nslusarek@....net>, kvm@...r.kernel.org,
        virtualization@...ts.linux-foundation.org, netdev@...r.kernel.org,
        linux-kernel@...r.kernel.org, stsp2@...dex.ru, oxffffaa@...il.co
Subject: Re: [RFC PATCH v3 2/6] virtio/vsock: add 'VIRTIO_VSOCK_SEQ_EOR' bit.

On Mon, Aug 16, 2021 at 11:51:23AM +0300, Arseny Krasnov wrote:
>This bit is used to handle POSIX MSG_EOR flag passed from
>userspace in 'sendXXX()' system calls. It marks end of each

Maybe better 'send*()'.

>record and is visible to receiver using 'recvmsg()' system
>call.
>
>Signed-off-by: Arseny Krasnov <arseny.krasnov@...persky.com>
>---
> include/uapi/linux/virtio_vsock.h | 1 +
> 1 file changed, 1 insertion(+)
>
>diff --git a/include/uapi/linux/virtio_vsock.h b/include/uapi/linux/virtio_vsock.h
>index 8485b004a5f8..64738838bee5 100644
>--- a/include/uapi/linux/virtio_vsock.h
>+++ b/include/uapi/linux/virtio_vsock.h
>@@ -98,6 +98,7 @@ enum virtio_vsock_shutdown {
> /* VIRTIO_VSOCK_OP_RW flags values */
> enum virtio_vsock_rw {
> 	VIRTIO_VSOCK_SEQ_EOM = 1,
>+	VIRTIO_VSOCK_SEQ_EOR = 2,
> };
>
> #endif /* _UAPI_LINUX_VIRTIO_VSOCK_H */
>-- 
>2.25.1
>

Reviewed-by: Stefano Garzarella <sgarzare@...hat.com>