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Message-ID: <9e16ad625a6ba27c2e491d147dbed2c22a8b378b.camel@redhat.com> Date: Thu, 11 May 2023 10:03:40 +0200 From: Paolo Abeni <pabeni@...hat.com> To: Jens Axboe <axboe@...nel.dk>, io-uring@...r.kernel.org Cc: torvalds@...ux-foundation.org, "David S. Miller" <davem@...emloft.net>, Eric Dumazet <edumazet@...gle.com>, Jakub Kicinski <kuba@...nel.org>, netdev@...r.kernel.org Subject: Re: [PATCH 1/3] net: set FMODE_NOWAIT for sockets On Tue, 2023-05-09 at 09:19 -0600, Jens Axboe wrote: > The socket read/write functions deal with O_NONBLOCK and IOCB_NOWAIT > just fine, so we can flag them as being FMODE_NOWAIT compliant. With > this, we can remove socket special casing in io_uring when checking > if a file type is sane for nonblocking IO, and it's also the defined > way to flag file types as such in the kernel. > > Cc: "David S. Miller" <davem@...emloft.net> > Cc: Eric Dumazet <edumazet@...gle.com> > Cc: Jakub Kicinski <kuba@...nel.org> > Cc: netdev@...r.kernel.org > Signed-off-by: Jens Axboe <axboe@...nel.dk> > --- > net/socket.c | 1 + > 1 file changed, 1 insertion(+) > > diff --git a/net/socket.c b/net/socket.c > index a7b4b37d86df..6861dbbfadb6 100644 > --- a/net/socket.c > +++ b/net/socket.c > @@ -471,6 +471,7 @@ struct file *sock_alloc_file(struct socket *sock, int flags, const char *dname) > return file; > } > > + file->f_mode |= FMODE_NOWAIT; > sock->file = file; > file->private_data = sock; > stream_open(SOCK_INODE(sock), file); The patch looks sane to me: Reviewed-by: Paolo Abeni <pabeni@...hat.com> I understand the intention is merging patch via the io_uring tree? If so, no objections on my side: hopefully it should not cause any conflicts with the netdev tree. Thanks, Paolo
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