netdev - RE: [PATCH] net/packet: Allow MSG_NOSIGNAL flag in packet

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Message-ID: <BE1P281MB185890BDC75B0B70C5294C2DA3B59@BE1P281MB1858.DEUP281.PROD.OUTLOOK.COM>
Date:   Thu, 9 Mar 2023 06:38:12 +0000
From:   Adnan Dizdarevic <adnan.dizdarevic@...-intec.de>
To:     Willem de Bruijn <willemdebruijn.kernel@...il.com>
CC:     "axboe@...nel.dk" <axboe@...nel.dk>,
        "asml.silence@...il.com" <asml.silence@...il.com>,
        "davem@...emloft.net" <davem@...emloft.net>,
        "edumazet@...gle.com" <edumazet@...gle.com>,
        "kuba@...nel.org" <kuba@...nel.org>,
        "pabeni@...hat.com" <pabeni@...hat.com>,
        "netdev@...r.kernel.org" <netdev@...r.kernel.org>,
        "linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>
Subject: RE: [PATCH] net/packet: Allow MSG_NOSIGNAL flag in packet_recvmsg

Thanks for the update. I didn't notice it got fixed in the meantime.

-----Original Message-----
From: Willem de Bruijn <willemdebruijn.kernel@...il.com> 
Sent: 08 March 2023 16:38
To: Adnan Dizdarevic <adnan.dizdarevic@...-intec.de>; willemdebruijn.kernel@...il.com
Cc: axboe@...nel.dk; asml.silence@...il.com; davem@...emloft.net; edumazet@...gle.com; kuba@...nel.org; pabeni@...hat.com; netdev@...r.kernel.org; linux-kernel@...r.kernel.org
Subject: RE: [PATCH] net/packet: Allow MSG_NOSIGNAL flag in packet_recvmsg

Adnan Dizdarevic wrote:
> By adding MSG_NOSIGNAL flag to allowed flags in packet_recvmsg, this 
> patch fixes io_uring recvmsg operations returning -EINVAL when used 
> with packet socket file descriptors.
> 
> In io_uring, MSG_NOSIGNAL flag is added in:
> io_uring/net.c/io_recvmsg_prep
> 
> Signed-off-by: Adnan Dizdarevic <adnan.dizdarevic@...-intec.de>

This was discussed two weeks ago and io_uring adapted to no longer require this change.

https://lore.kernel.org/netdev/Y%2Fja3Wi0tIyzXces@eidolon.nox.tf/T/