linux-kernel - Re: [RFC] [PATCH 10/16] x86

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Message-ID: <20061113230923.GD13832@in.ibm.com>
Date:	Mon, 13 Nov 2006 18:09:23 -0500
From:	Vivek Goyal <vgoyal@...ibm.com>
To:	Pavel Machek <pavel@...e.cz>
Cc:	Andi Kleen <ak@...e.de>,
	linux kernel mailing list <linux-kernel@...r.kernel.org>,
	Reloc Kernel List <fastboot@...ts.osdl.org>,
	ebiederm@...ssion.com, akpm@...l.org, hpa@...or.com,
	magnus.damm@...il.com, lwang@...hat.com, dzickus@...hat.com,
	"Rafael J. Wysocki" <rjw@...k.pl>
Subject: Re: [RFC] [PATCH 10/16] x86_64: 64bit PIC ACPI wakeup

On Tue, Nov 14, 2006 at 12:01:56AM +0100, Pavel Machek wrote:
> Hi!
> 
> > > - Killed lots of dead code
> > > - Improve the cpu sanity checks to verify long mode
> > >   is enabled when we wake up.
> > > - Removed the need for modifying any existing kernel page table.
> > > - Moved wakeup_level4_pgt into the wakeup routine so we can
> > >   run the kernel above 4G.
> > > - Increased the size of the wakeup routine to 8K.
> > > - Renamed the variables to use the 64bit register names.
> > > - Lots of misc cleanups to match trampoline.S
> > > 
> > > I don't have a configuration I can test this but it compiles cleanly
> > > and it should work, the code is very similar to the SMP trampoline,
> > > which I have tested.  At least now the comments about still running in
> > > low memory are actually correct.
> > > 
> > > Vivek has tested this patch for suspend to memory and it works fine.
> > 
> > Suspend is unfortunately quite fragile.
> > 
> > pavel, rafael can you please test and review this patch? 
> 
> > (full patch is on l-k)
> 
> Based on comments, it looks like there'll be new version of patch,
> anyway? Vivek, would you cc me?
> 								Pavel

Hi Pavel,

Sure I will.

Thanks
Vivek 
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