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Message-ID: <c60213c2-572f-47cb-ba7c-812de9a8519f@gmail.com> Date: Sun, 10 Dec 2023 01:18:00 +0000 From: Pavel Begunkov <asml.silence@...il.com> To: patchwork-bot+netdevbpf@...nel.org Cc: io-uring@...r.kernel.org, axboe@...nel.dk, jannh@...gle.com, davem@...emloft.net, kuba@...nel.org, edumazet@...gle.com, pabeni@...hat.com, netdev@...r.kernel.org Subject: Re: [PATCH RESEND] io_uring/af_unix: disable sending io_uring over sockets On 12/9/23 21:30, patchwork-bot+netdevbpf@...nel.org wrote: > Hello: > > This patch was applied to netdev/net.git (main) > by David S. Miller <davem@...emloft.net>: > > On Wed, 6 Dec 2023 13:55:19 +0000 you wrote: >> File reference cycles have caused lots of problems for io_uring >> in the past, and it still doesn't work exactly right and races with >> unix_stream_read_generic(). The safest fix would be to completely >> disallow sending io_uring files via sockets via SCM_RIGHT, so there >> are no possible cycles invloving registered files and thus rendering >> SCM accounting on the io_uring side unnecessary. >> >> [...] > > Here is the summary with links: > - [RESEND] io_uring/af_unix: disable sending io_uring over sockets > https://git.kernel.org/netdev/net/c/69db702c8387 It has already been taken by Jens into the io_uring tree, and a pr with it was merged by Linus. I think it should be dropped from the net tree? -- Pavel Begunkov
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