lists.openwall.net   lists  /  announce  owl-users  owl-dev  john-users  john-dev  passwdqc-users  yescrypt  popa3d-users  /  oss-security  kernel-hardening  musl  sabotage  tlsify  passwords  /  crypt-dev  xvendor  /  Bugtraq  Full-Disclosure  linux-kernel  linux-netdev  linux-ext4  linux-hardening  linux-cve-announce  PHC 
Open Source and information security mailing list archives
 
Hash Suite: Windows password security audit tool. GUI, reports in PDF.
[<prev] [next>] [<thread-prev] [thread-next>] [day] [month] [year] [list]
Message-Id: <200704182245.24156.mail@earthworm.de>
Date:	Wed, 18 Apr 2007 22:45:18 +0200
From:	Christian Hesse <mail@...thworm.de>
To:	Ingo Molnar <mingo@...e.hu>
Cc:	linux-kernel@...r.kernel.org,
	Linus Torvalds <torvalds@...ux-foundation.org>,
	Andrew Morton <akpm@...ux-foundation.org>,
	Con Kolivas <kernel@...ivas.org>,
	Nick Piggin <npiggin@...e.de>, Mike Galbraith <efault@....de>,
	Arjan van de Ven <arjan@...radead.org>,
	Thomas Gleixner <tglx@...utronix.de>,
	suspend2-devel@...ts.suspend2.net
Subject: Re: CFS and suspend2: hang in atomic copy

On Wednesday 18 April 2007, Ingo Molnar wrote:
> * Christian Hesse <mail@...thworm.de> wrote:
> > On Friday 13 April 2007, Ingo Molnar wrote:
> > > as usual, any sort of feedback, bugreports, fixes and suggestions are
> > > more than welcome,
> >
> > When trying to suspend a system patched
> > with suspend2 2.2.9.11 it hangs with "doing atomic copy". Pressing the
> > ESC key results in a message that it tries to abort suspend, but then
> > still hangs.
>
> i took a quick look at suspend2 and it makes some use of yield().
> There's a bug in CFS's yield code, i've attached a patch that should fix
> it, does it make any difference to the hang?

This patch should apply cleanly against what? The second hunk is ignored as it 
has already been applied. Is this correct?

But no, it does not change anything. Let me know if you have any other patches 
to test.
-- 
Regards,
Chris

Download attachment "signature.asc " of type "application/pgp-signature" (190 bytes)

Powered by blists - more mailing lists

Powered by Openwall GNU/*/Linux Powered by OpenVZ