linux-kernel - Re: 2.6.27-rc8+

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Date:	Mon, 6 Oct 2008 00:29:42 +0200
From:	"Rafael J. Wysocki" <rjw@...k.pl>
To:	Dmitry Torokhov <dmitry.torokhov@...il.com>
Cc:	linux-kernel@...r.kernel.org
Subject: Re: 2.6.27-rc8+ - first impressions

On Sunday, 5 of October 2008, Dmitry Torokhov wrote:
> On Sun, Oct 05, 2008 at 09:19:13PM +0200, Rafael J. Wysocki wrote:
> > On Sunday, 5 of October 2008, Dmitry Torokhov wrote:
> > > On Sun, Oct 05, 2008 at 08:59:49PM +0200, Rafael J. Wysocki wrote:
> > > > On Sunday, 5 of October 2008, Dmitry Torokhov wrote:
> > > > > Hi,
> > > > > 
> > > > > Lats night I loaded 2.6.27-rc8-tip for the first time on my AMD Turion
> > > > > 64 laptop that is normally runs with Fedora distribution kernel.
> > > > > Compared to 2.6.25 the thing is broken - hdparm reports about 3MB/sec
> > > > > speed, fans are constantly on, everything seems sluggish.
> > > > > 
> > > > > Booting with hpet=force (HPET is disabled in BIOS) hangs the box
> > > > > somewhere in tty_init.
> > > > 
> > > > Is that an HP box, by chance?
> > > > 
> > > 
> > > Yeah, HP nx6115.
> > 
> > Oh well.
> > 
> > Please send me the output of dmidecode from it.
> > 
> 
> Here you go:

Thanks.

Please see if the appended patch helps.

Rafael


Not-yet-signed-off-by: Rafael J. Wysocki <rjw@...k.pl>
---
 arch/x86/kernel/acpi/boot.c |   16 ++++++++++++++++
 1 file changed, 16 insertions(+)

Index: linux-2.6/arch/x86/kernel/acpi/boot.c
===================================================================
--- linux-2.6.orig/arch/x86/kernel/acpi/boot.c
+++ linux-2.6/arch/x86/kernel/acpi/boot.c
@@ -1605,6 +1605,14 @@ static struct dmi_system_id __initdata a
 	 */
 	{
 	 .callback = dmi_ignore_irq0_timer_override,
+	 .ident = "HP nx6115 laptop",
+	 .matches = {
+		     DMI_MATCH(DMI_SYS_VENDOR, "Hewlett-Packard"),
+		     DMI_MATCH(DMI_PRODUCT_NAME, "HP Compaq nx6115"),
+		     },
+	 },
+	{
+	 .callback = dmi_ignore_irq0_timer_override,
 	 .ident = "HP NX6125 laptop",
 	 .matches = {
 		     DMI_MATCH(DMI_SYS_VENDOR, "Hewlett-Packard"),
@@ -1619,6 +1627,14 @@ static struct dmi_system_id __initdata a
 		     DMI_MATCH(DMI_PRODUCT_NAME, "HP Compaq nx6325"),
 		     },
 	 },
+	{
+	 .callback = dmi_ignore_irq0_timer_override,
+	 .ident = "HP 6715b laptop",
+	 .matches = {
+		     DMI_MATCH(DMI_SYS_VENDOR, "Hewlett-Packard"),
+		     DMI_MATCH(DMI_PRODUCT_NAME, "HP Compaq 6715b"),
+		     },
+	 },
 	{}
 };
 
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