linux-kernel - Re: [PATCH 6/6] hrtimer: Update hrtimer base offsets each hrtimer

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] [day] [month] [year] [list]

Date:	Sun, 15 Jul 2012 22:28:36 +0200
From:	"Rafael J. Wysocki" <rjw@...k.pl>
To:	Andreas Schwab <schwab@...ux-m68k.org>,
	John Stultz <johnstul@...ibm.com>
Cc:	Linux Kernel <linux-kernel@...r.kernel.org>,
	Ingo Molnar <mingo@...nel.org>,
	Peter Zijlstra <a.p.zijlstra@...llo.nl>,
	Prarit Bhargava <prarit@...hat.com>,
	Thomas Gleixner <tglx@...utronix.de>, stable@...r.kernel.org,
	Benjamin Herrenschmidt <benh@...nel.crashing.org>,
	linuxppc-dev@...ts.ozlabs.org,
	Linux PM list <linux-pm@...r.kernel.org>
Subject: Re: [PATCH 6/6] hrtimer: Update hrtimer base offsets each hrtimer_interrupt

On Sunday, July 15, 2012, Andreas Schwab wrote:
> This breaks resume on the iBook G4 (PowerBook6,7).  Apparently during or
> before noirq resume the system is hanging by the same amount of time as
> the system was sleeping.

I'm able to reproduce this problem on Toshiba Portege R500 with similar
symptoms, although that box sometimes hangs hard during resume from system
suspend with the "caps lock" LED blinking.

Reverting the patch fixes the problem 100% of the time.

Thanks,
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/