linux-kernel - Re: [patch] PM: suspend/resume debugging should depend on SOFTWARE

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Message-Id: <1164350350.6128.9.camel@Homer.simpson.net>
Date:	Fri, 24 Nov 2006 07:39:10 +0100
From:	Mike Galbraith <efault@....de>
To:	"Rafael J. Wysocki" <rjw@...k.pl>
Cc:	Pavel Machek <pavel@...e.cz>, Linus Torvalds <torvalds@...l.org>,
	Chuck Ebbert <76306.1226@...puserve.com>,
	linux-kernel <linux-kernel@...r.kernel.org>,
	Andrew Morton <akpm@...l.org>
Subject: Re: [patch] PM: suspend/resume debugging should depend on
	SOFTWARE_SUSPEND

On Thu, 2006-11-23 at 22:36 +0100, Rafael J. Wysocki wrote:
> On Thursday, 23 November 2006 22:36, Mike Galbraith wrote:
> > On Thu, 2006-11-23 at 13:39 +0000, Pavel Machek wrote:
> > > 
> > > Try that -rt kernel, but turn off dyntick/hires timers. Also try
> > > hitting keyboard while resuming.
> > 
> > Hmm, I'll try that.  Interesting (read odd from my perspective) that the
> > rt kernel gets much further.  This is pretty hard to look at.
> 
> Is your system an i386?

Yeah, single P4/HT supermarket box.

I tried the dynticks/hires-timers/kbd suggestion, no difference.  It
still boots in medicated snail mode, and emits a stream of IRQ9: nobody
cared messages (fasteoi acpi, irqpoll = nogo) while doing so.

	-Mike

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