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From: "Aurélien Aptel" <aaptel@suse.com>
To: Ronnie Sahlberg <lsahlber@redhat.com>,
	linux-cifs <linux-cifs@vger.kernel.org>
Cc: Steve French <smfrench@gmail.com>
Subject: Re: [PATCH] cifs: handle -EINTR in cifs_setattr
Date: Tue, 06 Oct 2020 12:56:38 +0200	[thread overview]
Message-ID: <87ft6ripw9.fsf@suse.com> (raw)
In-Reply-To: <20201006052643.6298-1-lsahlber@redhat.com>

Hi Ronnie,

Ronnie Sahlberg <lsahlber@redhat.com> writes:
> Some calls that set attributes, like utimensat(), are not supposed to return
> -EINTR and thus do not have handlers for this in glibc which causes us
> to leak -EINTR to the applications which are also unprepared to handle it.

EINTR happens when the task receives a signal right?

https://www.gnu.org/software/libc/manual/html_node/Interrupted-Primitives.html

Given what you said and what the glibc doc reads it seems like the fix
should go in glibc. Otherwise we need to care about every single syscall.

Cheers,
-- 
Aurélien Aptel / SUSE Labs Samba Team
GPG: 1839 CB5F 9F5B FB9B AA97  8C99 03C8 A49B 521B D5D3
SUSE Software Solutions Germany GmbH, Maxfeldstr. 5, 90409 Nürnberg, DE
GF: Felix Imendörffer, Mary Higgins, Sri Rasiah HRB 247165 (AG München)

  reply	other threads:[~2020-10-06 10:56 UTC|newest]

Thread overview: 14+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2020-10-06  5:26 [PATCH] cifs: handle -EINTR in cifs_setattr Ronnie Sahlberg
2020-10-06 10:56 ` Aurélien Aptel [this message]
2020-10-06 22:22   ` ronnie sahlberg
2020-10-07  1:44     ` Steve French
2020-10-07  2:48       ` Steve French
2020-10-07 10:45     ` Aurélien Aptel
2020-10-08 23:31       ` ronnie sahlberg
  -- strict thread matches above, loose matches on Subject: below --
2020-10-08 23:32 Ronnie Sahlberg
2020-10-09  5:43 ` Steve French
2020-10-06  2:26 Ronnie Sahlberg
2020-10-06  4:32 ` Steve French
2020-10-06  5:06   ` Shyam Prasad N
2020-10-06  5:09     ` Shyam Prasad N
2020-10-06  5:23     ` ronnie sahlberg

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