From mboxrd@z Thu Jan 1 00:00:00 1970 From: Ben Greear Subject: Re: Regression on VIA C3 motherboard, commit: 66f2173e2 Date: Fri, 06 Feb 2009 11:52:58 -0800 Message-ID: <498C951A.3070101@candelatech.com> References: <498A93E5.2080509@candelatech.com> Mime-Version: 1.0 Content-Type: text/plain; charset=ISO-8859-1; format=flowed Content-Transfer-Encoding: 7bit Cc: linux-kernel , NetDev , linux-acpi@vger.kernel.org To: Len Brown Return-path: In-Reply-To: Sender: linux-acpi-owner@vger.kernel.org List-Id: netdev.vger.kernel.org Len Brown wrote: > Thanks for the bisect, Ben. > > Please test the patch below. With this patch, performance is fine, and I do not see my smp hack being exercised. I still have ACPI off in the BIOS, and on in the kernel (ie, no change from the original test case). So, this very well could be the fix. Thanks, Ben > diff --git a/drivers/acpi/tables.c b/drivers/acpi/tables.c > index 775c97a..a885295 100644 > --- a/drivers/acpi/tables.c > +++ b/drivers/acpi/tables.c > @@ -293,7 +293,12 @@ static void __init check_multiple_madt(void) > > int __init acpi_table_init(void) > { > - acpi_initialize_tables(initial_tables, ACPI_MAX_TABLES, 0); > + acpi_status status; > + > + status = acpi_initialize_tables(initial_tables, ACPI_MAX_TABLES, 0); > + if (ACPI_FAILURE(status)) > + return 1; > + > check_multiple_madt(); > return 0; > } -- Ben Greear Candela Technologies Inc http://www.candelatech.com