linux-kernel - Re: [PATCH net-next v4 2/6] virtio/vsock: add 'VIRTIO_VSOCK_SEQ

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Message-ID: <14e42fc4-3b78-6865-80bf-e19adfa4c506@kaspersky.com>
Date:   Sun, 5 Sep 2021 18:52:09 +0300
From:   Arseny Krasnov <arseny.krasnov@...persky.com>
To:     "Michael S. Tsirkin" <mst@...hat.com>
CC:     Stefan Hajnoczi <stefanha@...hat.com>,
        Stefano Garzarella <sgarzare@...hat.com>,
        Jason Wang <jasowang@...hat.com>,
        "David S. Miller" <davem@...emloft.net>,
        Jakub Kicinski <kuba@...nel.org>,
        Norbert Slusarek <nslusarek@....net>,
        Andra Paraschiv <andraprs@...zon.com>,
        Colin Ian King <colin.king@...onical.com>,
        "kvm@...r.kernel.org" <kvm@...r.kernel.org>,
        "virtualization@...ts.linux-foundation.org" 
        <virtualization@...ts.linux-foundation.org>,
        "netdev@...r.kernel.org" <netdev@...r.kernel.org>,
        "linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>,
        "stsp2@...dex.ru" <stsp2@...dex.ru>,
        "oxffffaa@...il.com" <oxffffaa@...il.com>
Subject: Re: [PATCH net-next v4 2/6] virtio/vsock: add 'VIRTIO_VSOCK_SEQ_EOR'
 bit.


On 05.09.2021 18:50, Michael S. Tsirkin wrote:
> On Fri, Sep 03, 2021 at 09:15:20AM +0300, Arseny Krasnov wrote:
>> This bit is used to handle POSIX MSG_EOR flag passed from
>> userspace in 'send*()' system calls. It marks end of each
>> record and is visible to receiver using 'recvmsg()' system
>> call.
>>
>> Signed-off-by: Arseny Krasnov <arseny.krasnov@...persky.com>
>> Reviewed-by: Stefano Garzarella <sgarzare@...hat.com>
> Spec patch for this?

Hello, here it is

https://lists.oasis-open.org/archives/virtio-comment/202109/msg00008.html

>
>> ---
>>  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
>