netdev - Re: [PATCH] unix.7: Add a description for ENFILE.

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Date:   Sun, 3 Oct 2021 02:56:53 +0900
From:   Kuniyuki Iwashima <kuniyu@...zon.co.jp>
To:     <alx.manpages@...il.com>
CC:     <benh@...zon.com>, <kuni1840@...il.com>, <kuniyu@...zon.co.jp>,
        <linux-man@...r.kernel.org>, <mtk.manpages@...il.com>,
        <netdev@...r.kernel.org>
Subject: Re: [PATCH] unix.7: Add a description for ENFILE.

From:   "Alejandro Colomar (man-pages)" <alx.manpages@...il.com>
Date:   Sat, 2 Oct 2021 19:44:52 +0200
> Hello Kuniyuki,
> 
> On 9/29/21 3:38 AM, Kuniyuki Iwashima wrote:
> > When creating UNIX domain sockets, the kernel used to return -ENOMEM on
> > error where it should return -ENFILE.  The behaviour has been wrong since
> > 2.2.4 and fixed in the recent commit f4bd73b5a950 ("af_unix: Return errno
> > instead of NULL in unix_create1().").
> > 
> > Signed-off-by: Kuniyuki Iwashima <kuniyu@...zon.co.jp>
> > ---
> > Note to maintainers of man-pages, the commit is merged in the net tree [0]
> > but not in the Linus' tree yet.
> > 
> > [0]: https://git.kernel.org/pub/scm/linux/kernel/git/netdev/net.git/commit/?id=f4bd73b5a950
> 
> Thanks!
> 
> The patch looks good to me, so could you ping back when this is merged 
> in Linus's tree?

Thanks, sure!
Is that -stable?
The pull-request from net-next hit the Linus' 5.14-rc4 tree few days ago.
https://lore.kernel.org/linux-kernel/20210930163002.4159171-1-kuba@kernel.org/
https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=4de593fb965fc2bd11a0b767e0c65ff43540a6e4

Best regards,
Kuniyuki


> 
> Cheers,
> 
> Alex
> 
> > ---
> >   man7/unix.7 | 3 +++
> >   1 file changed, 3 insertions(+)
> > 
> > diff --git a/man7/unix.7 b/man7/unix.7
> > index 6d30b25cd..2dc96fea1 100644
> > --- a/man7/unix.7
> > +++ b/man7/unix.7
> > @@ -721,6 +721,9 @@ invalid state for the applied operation.
> >   called on an already connected socket or a target address was
> >   specified on a connected socket.
> >   .TP
> > +.B ENFILE
> > +The system-wide limit on the total number of open files has been reached.
> > +.TP
> >   .B ENOENT
> >   The pathname in the remote address specified to
> >   .BR connect (2)
> > 
> 
> 
> -- 
> Alejandro Colomar
> Linux man-pages comaintainer; https://www.kernel.org/doc/man-pages/
> http://www.alejandro-colomar.es/