From: John Stultz <johnstul@us.ibm.com>
To: Martin Schwidefsky <schwidefsky@de.ibm.com>
Cc: Frans Pop <elendil@planet.nl>,
linux-s390@vger.kernel.org, Roman Zippel <zippel@linux-m68k.org>,
Thomas Gleixner <tglx@linutronix.de>,
Linux Kernel Mailing List <linux-kernel@vger.kernel.org>
Subject: Re: [BUG,2.6.28,s390] Fails to boot in Hercules S/390 emulator - hang traced
Date: Wed, 18 Mar 2009 08:39:18 -0700 [thread overview]
Message-ID: <1237390758.32698.4.camel@jstultz-laptop> (raw)
In-Reply-To: <20090318102825.32c821f3@skybase>
On Wed, 2009-03-18 at 10:28 +0100, Martin Schwidefsky wrote:
> On Tue, 17 Mar 2009 19:54:57 -0700
> john stultz <johnstul@us.ibm.com> wrote:
>
> > Martin: I'm not sure if the problem here is the __div64_32
> > implementation or if the emulator is doing something wrong here. Might
> > need some help from you in sorting this out.
>
> __div64_31 is incorrect. Patch and description see below.
>
> How long did you debug this until you finally got down to div64 as the
> cause of this? It must have taken you hours!
:) Yea, not counting s390 environment ramp up.
Thanks for the quick turnaround on the fix!
-john
next prev parent reply other threads:[~2009-03-18 15:39 UTC|newest]
Thread overview: 35+ messages / expand[flat|nested] mbox.gz Atom feed top
2009-03-08 1:30 [BUG,2.6.28,s390] Fails to boot in Hercules S/390 emulator Frans Pop
2009-03-08 7:21 ` Frans Pop
2009-03-09 15:04 ` Frans Pop
2009-03-11 1:00 ` john stultz
2009-03-11 9:00 ` Frans Pop
2009-03-11 16:03 ` Frans Pop
2009-03-11 17:05 ` Frans Pop
2009-03-11 19:05 ` Frans Pop
2009-03-12 0:34 ` john stultz
2009-03-12 4:47 ` john stultz
2009-03-12 6:51 ` Frans Pop
2009-03-17 5:15 ` john stultz
2009-03-17 14:39 ` Frans Pop
2009-03-12 0:30 ` john stultz
2009-03-12 0:47 ` john stultz
2009-03-12 1:30 ` Thomas Gleixner
2009-03-12 1:57 ` john stultz
2009-03-12 7:50 ` Thomas Gleixner
2009-03-12 17:05 ` [BUG,2.6.28,s390] Fails to boot in Hercules S/390 emulator - hang traced Frans Pop
2009-03-13 11:48 ` Frans Pop
2009-03-13 17:34 ` Frans Pop
2009-03-17 5:09 ` john stultz
2009-03-18 2:26 ` john stultz
2009-03-18 2:54 ` john stultz
2009-03-18 9:28 ` Martin Schwidefsky
2009-03-18 12:07 ` Frans Pop
2009-03-18 15:48 ` John Stultz
2009-03-23 0:11 ` Frans Pop
2009-03-23 22:19 ` John Stultz
2009-03-24 8:23 ` Martin Schwidefsky
2009-04-14 22:27 ` [PATCH] Avoid possible endless loop when using jiffies clocksource and ONESHOT mode clockevent john stultz
2009-03-18 15:39 ` John Stultz [this message]
2009-03-10 3:09 ` [BUG,2.6.28,s390] Fails to boot in Hercules S/390 emulator John Stultz
2009-03-10 3:37 ` Frans Pop
2009-03-10 3:38 ` John Stultz
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