From: David Miller <davem@davemloft.net>
To: akpm@linux-foundation.org
Cc: lkml@davidb.org, linux-kernel@vger.kernel.org,
drepper@redhat.com, mtk-manpages@gmx.net
Subject: Re: compat_sys_times() bogus until jiffies >= 0.
Date: Wed, 07 Nov 2007 16:50:22 -0800 (PST) [thread overview]
Message-ID: <20071107.165022.69369307.davem@davemloft.net> (raw)
In-Reply-To: <20071107152833.6f302c2a.akpm@linux-foundation.org>
From: Andrew Morton <akpm@linux-foundation.org>
Date: Wed, 7 Nov 2007 15:28:33 -0800
> Perhaps this is a bug in glibc: it is interpreting the times() return value
> in the same way as other syscalls.
The problem is more likely that we are failing to
invoke force_successful_syscall_return() here.
Otherwise the syscall return path interprets negative
values as errors, and sets the cpu condition codes.
And that is what userspace is actually checking for
to determine if there is an error or not.
next prev parent reply other threads:[~2007-11-08 0:50 UTC|newest]
Thread overview: 37+ messages / expand[flat|nested] mbox.gz Atom feed top
2007-11-07 22:47 David Brown
2007-11-07 23:28 ` Andrew Morton
2007-11-08 0:18 ` Andrew Morton
2007-11-08 0:54 ` Andreas Schwab
2007-11-08 1:17 ` Andrew Morton
2007-11-08 1:53 ` Paul Mackerras
2007-11-08 2:09 ` David Miller
2007-11-08 10:20 ` Andreas Schwab
2007-11-08 14:42 ` Chris Friesen
2007-11-09 18:20 ` Ulrich Drepper
2007-12-20 11:36 ` Michael Kerrisk
2007-12-20 11:51 ` David Miller
2007-12-22 0:42 ` Andi Kleen
2007-12-22 1:41 ` David Miller
2007-12-22 1:45 ` David Miller
2007-12-22 1:53 ` Andi Kleen
2007-12-22 4:36 ` David Miller
2007-12-22 12:47 ` Andi Kleen
2007-12-22 1:49 ` Andi Kleen
2007-11-08 19:25 ` Denys Vlasenko
2007-11-08 3:07 ` Andrew Morton
2007-11-08 3:13 ` David Miller
2007-11-08 5:15 ` Paul Mackerras
2007-11-08 6:24 ` David Miller
2007-11-08 4:59 ` Paul Mackerras
2007-11-08 5:20 ` Andrew Morton
2007-11-08 5:36 ` Paul Mackerras
2007-11-08 6:12 ` Andrew Morton
2007-11-08 6:25 ` David Miller
2007-11-08 7:09 ` Andrew Morton
2007-11-08 7:14 ` David Miller
2007-11-08 8:53 ` Paul Mackerras
2007-11-08 6:22 ` David Miller
2007-11-08 19:27 ` Denys Vlasenko
2007-11-08 0:50 ` David Miller [this message]
2007-11-08 1:13 ` Andrew Morton
2007-11-08 6:00 ` David Brown
Reply instructions:
You may reply publicly to this message via plain-text email
using any one of the following methods:
* Save the following mbox file, import it into your mail client,
and reply-to-all from there: mbox
Avoid top-posting and favor interleaved quoting:
https://en.wikipedia.org/wiki/Posting_style#Interleaved_style
* Reply using the --to, --cc, and --in-reply-to
switches of git-send-email(1):
git send-email \
--in-reply-to=20071107.165022.69369307.davem@davemloft.net \
--to=davem@davemloft.net \
--cc=akpm@linux-foundation.org \
--cc=drepper@redhat.com \
--cc=linux-kernel@vger.kernel.org \
--cc=lkml@davidb.org \
--cc=mtk-manpages@gmx.net \
/path/to/YOUR_REPLY
https://kernel.org/pub/software/scm/git/docs/git-send-email.html
* If your mail client supports setting the In-Reply-To header
via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line
before the message body.
This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox
all inboxes | Powered by JetHome®