Re: [patch] suspend debugging: simulate suspend-to-RAM

From: Pavel Machek
Date: Thu Jan 25 2007 - 08:30:43 EST


On Thu 2007-01-25 14:29:24, Rafael J. Wysocki wrote:
> On Thursday, 25 January 2007 14:07, Pavel Machek wrote:
> > Hi!
> >
> > > Subject: [patch] suspend debugging: simulate suspend-to-RAM
> > > From: Ingo Molnar <mingo@xxxxxxx>
> > >
> > > most resume bugs are due to the kernel hanging or crashing while trying
> > > to resume a specific device. It is extremely hard to debug such hangs
> > > because often when the hang happens there's no console available
> > > yet.
> >
> > While the functionality is useful, no I do not think this should be
> > configured by sysctl or kernel parameter.
> >
> > Perhaps right interface is "echo fake-mem > /sys/power/state"?
>
> Yes, the "test" and "testproc" debug modes are started via /sys/power/state,
> so let's make it consistent.

Ok, so this one should be "testmem".
Pavel
--
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