netdev - Re: [PATCH] io_uring: remove MSG

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Message-ID: <Y/ja3Wi0tIyzXces@eidolon.nox.tf>
Date:   Fri, 24 Feb 2023 16:42:21 +0100
From:   David Lamparter <equinox@...c24.net>
To:     David Lamparter <equinox@...c24.net>
Cc:     io-uring@...r.kernel.org, netdev@...r.kernel.org,
        Eric Dumazet <edumazet@...gle.com>,
        Jens Axboe <axboe@...nel.dk>
Subject: Re: [PATCH] io_uring: remove MSG_NOSIGNAL from recvmsg

On Fri, Feb 24, 2023 at 04:01:24PM +0100, David Lamparter wrote:
> MSG_NOSIGNAL is not applicable for the receiving side, SIGPIPE is
> generated when trying to write to a "broken pipe".  AF_PACKET's
> packet_recvmsg() does enforce this, giving back EINVAL when MSG_NOSIGNAL
> is set - making it unuseable in io_uring's recvmsg.
> ---
> > Sure, or perhaps David wanted to take care of this.
> 
> Here you go.  But maybe give me a few hours to test/confirm...

Unsurprisingly, it works as expected.