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

Kuniyuki Iwashima
2021-10-02T17:57:09Z

From: "Alejandro Colomar (man-pages)" <alx.manpages@gmail.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@amazon.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/