Re: Fw: [BUG 2.6.21-rc7] acpi_pm clocksource loses time on x86-64

2007-05-13 Thread Mikael Pettersson
On Thu, 10 May 2007 11:52:33 -0700, john stultz wrote: > On Wed, 2007-05-09 at 11:11 +0200, Mikael Pettersson wrote: > > On Tue, 8 May 2007 15:14:36 -0400, Len Brown wrote: > > > On Friday 04 May 2007 03:42, Mikael Pettersson wrote: > > > > On Thu, 03 May 2007 19:38:50 -0700, john stultz wrote: >

Re: Fw: [BUG 2.6.21-rc7] acpi_pm clocksource loses time on x86-64

2007-05-13 Thread Mikael Pettersson
On Thu, 10 May 2007 11:52:33 -0700, john stultz wrote: On Wed, 2007-05-09 at 11:11 +0200, Mikael Pettersson wrote: On Tue, 8 May 2007 15:14:36 -0400, Len Brown wrote: On Friday 04 May 2007 03:42, Mikael Pettersson wrote: On Thu, 03 May 2007 19:38:50 -0700, john stultz wrote: So

Re: Fw: [BUG 2.6.21-rc7] acpi_pm clocksource loses time on x86-64

2007-05-10 Thread john stultz
On Wed, 2007-05-09 at 11:11 +0200, Mikael Pettersson wrote: > On Tue, 8 May 2007 15:14:36 -0400, Len Brown wrote: > > On Friday 04 May 2007 03:42, Mikael Pettersson wrote: > > > On Thu, 03 May 2007 19:38:50 -0700, john stultz wrote: > > > > > So that slow acpi_pm on x86_64 seems to be

Re: Fw: [BUG 2.6.21-rc7] acpi_pm clocksource loses time on x86-64

2007-05-10 Thread john stultz
On Wed, 2007-05-09 at 11:11 +0200, Mikael Pettersson wrote: On Tue, 8 May 2007 15:14:36 -0400, Len Brown wrote: On Friday 04 May 2007 03:42, Mikael Pettersson wrote: On Thu, 03 May 2007 19:38:50 -0700, john stultz wrote: So that slow acpi_pm on x86_64 seems to be connected w/ the

Re: Fw: [BUG 2.6.21-rc7] acpi_pm clocksource loses time on x86-64

2007-05-09 Thread Mikael Pettersson
On Tue, 8 May 2007 15:14:36 -0400, Len Brown wrote: > On Friday 04 May 2007 03:42, Mikael Pettersson wrote: > > On Thu, 03 May 2007 19:38:50 -0700, john stultz wrote: > > > > So that slow acpi_pm on x86_64 seems to be connected w/ the > > > > idle loop. > > > > I'm guessing the chipset

Re: Fw: [BUG 2.6.21-rc7] acpi_pm clocksource loses time on x86-64

2007-05-09 Thread Mikael Pettersson
On Tue, 8 May 2007 15:14:36 -0400, Len Brown wrote: On Friday 04 May 2007 03:42, Mikael Pettersson wrote: On Thu, 03 May 2007 19:38:50 -0700, john stultz wrote: So that slow acpi_pm on x86_64 seems to be connected w/ the idle loop. I'm guessing the chipset halts the ACPI PM

Re: Fw: [BUG 2.6.21-rc7] acpi_pm clocksource loses time on x86-64

2007-05-08 Thread Len Brown
On Friday 04 May 2007 03:42, Mikael Pettersson wrote: > On Thu, 03 May 2007 19:38:50 -0700, john stultz wrote: > > > So that slow acpi_pm on x86_64 seems to be connected w/ the idle loop. > > > I'm guessing the chipset halts the ACPI PM in lower C states. Do you > > > have any guesses as to what

Re: Fw: [BUG 2.6.21-rc7] acpi_pm clocksource loses time on x86-64

2007-05-08 Thread Len Brown
On Friday 04 May 2007 03:42, Mikael Pettersson wrote: On Thu, 03 May 2007 19:38:50 -0700, john stultz wrote: So that slow acpi_pm on x86_64 seems to be connected w/ the idle loop. I'm guessing the chipset halts the ACPI PM in lower C states. Do you have any guesses as to what might

Re: Fw: [BUG 2.6.21-rc7] acpi_pm clocksource loses time on x86-64

2007-05-04 Thread Mikael Pettersson
On Thu, 03 May 2007 19:38:50 -0700, john stultz wrote: > > So that slow acpi_pm on x86_64 seems to be connected w/ the idle loop. > > I'm guessing the chipset halts the ACPI PM in lower C states. Do you > > have any guesses as to what might differ between x86_64 and i386 ACPI > > idle loops?

Re: Fw: [BUG 2.6.21-rc7] acpi_pm clocksource loses time on x86-64

2007-05-04 Thread Mikael Pettersson
On Thu, 03 May 2007 19:38:50 -0700, john stultz wrote: So that slow acpi_pm on x86_64 seems to be connected w/ the idle loop. I'm guessing the chipset halts the ACPI PM in lower C states. Do you have any guesses as to what might differ between x86_64 and i386 ACPI idle loops? Or might

Re: Fw: [BUG 2.6.21-rc7] acpi_pm clocksource loses time on x86-64

2007-05-03 Thread john stultz
On Wed, 2007-05-02 at 11:10 -0700, john stultz wrote: > On Sun, 2007-04-29 at 17:24 +0200, Mikael Pettersson wrote: > > On Thu, 26 Apr 2007 15:42:44 -0700, john stultz wrote: > > >Another shot in the dark: > > > > > >I wonder if the ACPI PM counter is halting in idle. Does booting w/ > >

Re: Fw: [BUG 2.6.21-rc7] acpi_pm clocksource loses time on x86-64

2007-05-03 Thread john stultz
On Wed, 2007-05-02 at 11:10 -0700, john stultz wrote: On Sun, 2007-04-29 at 17:24 +0200, Mikael Pettersson wrote: On Thu, 26 Apr 2007 15:42:44 -0700, john stultz wrote: Another shot in the dark: I wonder if the ACPI PM counter is halting in idle. Does booting w/ idle=poll change the

Re: Fw: [BUG 2.6.21-rc7] acpi_pm clocksource loses time on x86-64

2007-05-02 Thread john stultz
On Sun, 2007-04-29 at 17:24 +0200, Mikael Pettersson wrote: > On Thu, 26 Apr 2007 15:42:44 -0700, john stultz wrote: > >Another shot in the dark: > > > >I wonder if the ACPI PM counter is halting in idle. Does booting w/ > >idle=poll change the behavior? (Please do this while your laptop is >

Re: Fw: [BUG 2.6.21-rc7] acpi_pm clocksource loses time on x86-64

2007-05-02 Thread john stultz
On Sun, 2007-04-29 at 17:24 +0200, Mikael Pettersson wrote: On Thu, 26 Apr 2007 15:42:44 -0700, john stultz wrote: Another shot in the dark: I wonder if the ACPI PM counter is halting in idle. Does booting w/ idle=poll change the behavior? (Please do this while your laptop is plugged in, as

Re: Fw: [BUG 2.6.21-rc7] acpi_pm clocksource loses time on x86-64

2007-04-17 Thread john stultz
On Tue, 2007-04-17 at 10:09 -0700, Andrew Morton wrote: > I guess this counts as a regression. > > Begin forwarded message: > > Date: Tue, 17 Apr 2007 14:16:25 +0200 (MEST) > From: Mikael Pettersson > To: linux-kernel@vger.kernel.org > Subject: [BUG 2.6.21-rc7] acpi_pm clocksource loses

Re: Fw: [BUG 2.6.21-rc7] acpi_pm clocksource loses time on x86-64

2007-04-17 Thread john stultz
On Tue, 2007-04-17 at 10:09 -0700, Andrew Morton wrote: I guess this counts as a regression. Begin forwarded message: Date: Tue, 17 Apr 2007 14:16:25 +0200 (MEST) From: Mikael Pettersson To: linux-kernel@vger.kernel.org Subject: [BUG 2.6.21-rc7] acpi_pm clocksource loses time on