Message-ID: <43574499-f016-c62d-6d3e-868139ff66c2@kernel.dk>
Date:   Wed, 8 Mar 2023 08:35:55 -0700
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Subject: Re: [PATCH] net/packet: Allow MSG_NOSIGNAL flag in packet_recvmsg
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To:     Adnan Dizdarevic <adnan.dizdarevic@eks-intec.de>,
        "willemdebruijn.kernel@gmail.com" <willemdebruijn.kernel@gmail.com>
Cc:     "asml.silence@gmail.com" <asml.silence@gmail.com>,
        "davem@davemloft.net" <davem@davemloft.net>,
        "edumazet@google.com" <edumazet@google.com>,
        "kuba@kernel.org" <kuba@kernel.org>,
        "pabeni@redhat.com" <pabeni@redhat.com>,
        "netdev@vger.kernel.org" <netdev@vger.kernel.org>,
        "linux-kernel@vger.kernel.org" <linux-kernel@vger.kernel.org>
References: <BE1P281MB18589C91B10886A86B26EB6BA3B49@BE1P281MB1858.DEUP281.PROD.OUTLOOK.COM>
From:   Jens Axboe <axboe@kernel.dk>
In-Reply-To: <BE1P281MB18589C91B10886A86B26EB6BA3B49@BE1P281MB1858.DEUP281.PROD.OUTLOOK.COM>
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On 3/8/23 8:18 AM, 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

FWIW, this did get fixed in io_uring, it's in 6.3-rc1 and is making
its way into the stable releases too:

https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=7605c43d67face310b4b87dee1a28bc0c8cd8c0f

-- 
Jens Axboe