linux-kernel - Re: [patch 2.6.26-rc4-git] PM: boot time suspend selftest

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Message-Id: <20080530120451.5cb9d664.akpm@linux-foundation.org>
Date:	Fri, 30 May 2008 12:04:51 -0700
From:	Andrew Morton <akpm@...ux-foundation.org>
To:	Ingo Molnar <mingo@...e.hu>
Cc:	David Brownell <david-b@...bell.net>, linux-kernel@...r.kernel.org,
	linux-pm@...ts.linux-foundation.org, pavel@...e.cz
Subject: Re: [patch 2.6.26-rc4-git] PM: boot time suspend selftest

On Fri, 30 May 2008 12:59:48 +0200 Ingo Molnar <mingo@...e.hu> wrote:

> * Andrew Morton <akpm@...ux-foundation.org> wrote:
> 
> > > +	WARN_ON_ONCE(msec > (TEST_SUSPEND_SECONDS * 1000));
> > 
> > We should have a comment here explaining what we're warning about.  
> > Why would it take more that five seconds?
> 
> i asked for that because we had regressions in the past in the form of 
> "it takes one minute to resume".

It is not possible for a reader to learn this from either the kernel
source nor from the changelogs.

Hence...

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