linux-kernel - Re: [linux-pm] [PATCH v2] Add suspend/resume for HPET

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Message-Id: <200703312113.52789.david-b@pacbell.net>
Date:	Sat, 31 Mar 2007 21:13:51 -0700
From:	David Brownell <david-b@...bell.net>
To:	"Jeff Chua" <jeff.chua.linux@...il.com>
Cc:	linux-pm@...ts.linux-foundation.org,
	"Adrian Bunk" <bunk@...sta.de>,
	"Andrew Morton" <akpm@...ux-foundation.org>,
	"Eric W. Biederman" <ebiederm@...ssion.com>, gregkh@...e.de,
	"Ingo Molnar" <mingo@...e.hu>,
	"Jens Axboe" <jens.axboe@...cle.com>, jgarzik@...ox.com,
	"Linus Torvalds" <torvalds@...ux-foundation.org>,
	linux-acpi@...r.kernel.org, linux-ide@...r.kernel.org,
	"Linux Kernel Mailing List" <linux-kernel@...r.kernel.org>,
	linux-pci@...ey.karlin.mff.cuni.cz,
	"Maxim Levitsky" <maximlevitsky@...il.com>,
	"Michael S. Tsirkin" <mst@...lanox.co.il>,
	"Sergei Shtylyov" <sshtylyov@...mvista.com>,
	"Thomas Gleixner" <tglx@...utronix.de>
Subject: Re: [linux-pm] [PATCH v2] Add suspend/resume for HPET

On Saturday 31 March 2007 8:13 pm, Jeff Chua wrote:
> On 4/1/07, David Brownell <david-b@...bell.net> wrote:
> > for those will all get grouped together ... suspended "very late" and
> > resumed "very early", regardless of when they get registered.  Pretty
> > much the driver model parts of what Linus was suggesting; clockevent
> > bits would still be needed.
> 
> I tested your patch with CONFIG_NO_HZ=y, but it still hangs while
> suspending to disk (before the percent saving).

Of course.  No clockevent updates...

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