linux-kernel - Re: 2.6.21-rc1: T60 resume from suspend to RAM issues

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Message-ID: <20070227113308.GE10548@mellanox.co.il>
Date:	Tue, 27 Feb 2007 13:33:08 +0200
From:	"Michael S. Tsirkin" <mst@...lanox.co.il>
To:	Ingo Molnar <mingo@...e.hu>
Cc:	Andrew Morton <akpm@...ux-foundation.org>,
	linux-kernel@...r.kernel.org, bunk@...sta.de, pavel@...e.cz,
	linux-pm@...ux-foundation.org, linux-acpi@...r.kernel.org,
	len.brown@...el.com, mingo@...hat.com
Subject: Re: 2.6.21-rc1: T60 resume from suspend to RAM issues

> Quoting Ingo Molnar <mingo@...e.hu>:
> Subject: Re: 2.6.21-rc1: T60 resume from suspend to RAM issues
> 
> 
> * Michael S. Tsirkin <mst@...lanox.co.il> wrote:
> 
> > > > > Do you believe that the second problem was caused by dynticks?
> > > > 
> > > > Assuming these are 2 different problems, yes, the second one seems 
> > > > to be caused by dyntics.
> > > 
> > > on my T60 current -git does not resume even without dynticks. 
> > > v2.6.20 with the same .config resumes fine (except for the display).
> > > 
> > > after pressing Fn/F4 the disk light flashes briefly, which suggests 
> > > that action is probably back to the Linux kernel at that point, and 
> > > that we hung somewhere there. Will try a bisection thing.
> > 
> > That's exactly the behaviour I have with DynTicks: the disk light 
> > flashes briefly.
> 
> it flashes here briefly even if suspend works fine.

Yes of course. The difference with 2.6.21-rc1 is that flashing the LED
is all it does :)


-- 
MST
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