linux-kernel - Re: [linux-pm] intermittent suspend problem again

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: <200910312011.04005.rjw@sisk.pl>
Date:	Sat, 31 Oct 2009 20:11:03 +0100
From:	"Rafael J. Wysocki" <rjw@...k.pl>
To:	Ferenc Wagner <wferi@...f.hu>
Cc:	Alan Jenkins <sourcejedi.lkml@...glemail.com>,
	linux-pm@...ts.linux-foundation.org,
	Jesse Barnes <jbarnes@...tuousgeek.org>,
	Andrew Morton <akpm@...ux-foundation.org>,
	yakui.zhao@...el.com, LKML <linux-kernel@...r.kernel.org>,
	ACPI Devel Maling List <linux-acpi@...r.kernel.org>,
	Len Brown <lenb@...nel.org>
Subject: Re: [linux-pm] intermittent suspend problem again

On Saturday 31 October 2009, Ferenc Wagner wrote:
> Alan Jenkins <sourcejedi.lkml@...glemail.com> writes:
> 
> > On 10/30/09, Rafael J. Wysocki <rjw@...k.pl> wrote:
> >> On Friday 30 October 2009, Ferenc Wagner wrote:
> >>> "Rafael J. Wysocki" <rjw@...k.pl> writes:
> >>>
> >>>> On Thursday 29 October 2009, Ferenc Wagner wrote:
> >>>>
> >>>>> and saving the image as well.  If s2disk didn't report funny huge
> >>>>> negative ratios all the time,
> >>>>
> >>>> Hmm.  This looks like a bug in s2disk.
> >>>
> >>> Definitely.  Do you also experience this?
> >>
> >> Not really, but I use newer versions.
> >>
> >>> Probably an easy one, but I've never had the chance to check the CVS
> >>> version (running 0.7 at the moment).  I can probably give 0.8 a spin
> >>> if you deem necessary.  I always thought it wasn't more than a
> >>> cosmetic flaw.
> >>
> >> It probably is.  You can try the current version from my git tree at:
> >> git://git.kernel.org/pub/scm/linux/kernel/git/rafael/suspend-utils.git
> >
> > I seem to recall reporting this and finding that the latest version
> > fixed the bug simply by removing the code which printed the ratio :-).
> 
> Heh, maybe, but the version compiled from Rafael's git tree prints the
> ratio all right, and its value is even positive and less than 1.  So I
> confirm that the ratio issue is fixed.  I'll be running with this
> version from now on, and if it exhibits the same original issue, I'll
> switch to shutdown mode and gather some experience running that.

Well, the problem you reported is a kernel issue and switching to the newer
user space is not likely to help.

Best,
Rafael
--
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@...r.kernel.org
More majordomo info at  http://vger.kernel.org/majordomo-info.html
Please read the FAQ at  http://www.tux.org/lkml/