From: Len Brown <lenb@kernel.org>
To: Daniel Drake <dsd@gentoo.org>
Cc: davej@redhat.com, duaneg@dghda.com, prakash@punnoor.de,
jhoblitt@ifa.hawaii.edu, linux-kernel@vger.kernel.org
Subject: Re: [PATCH] powernow-k8: depend on acpi-processor for SMP systems
Date: Thu, 17 May 2007 14:13:42 -0400 [thread overview]
Message-ID: <200705171413.42595.lenb@kernel.org> (raw)
In-Reply-To: <20070516235050.9B4237B409F@zog.reactivated.net>
On Wednesday 16 May 2007 19:50, Daniel Drake wrote:
> powernow-k8 uses PSB BIOS tables to read frequency info on UP systems, but
> on SMP it requires the acpi-processor driver. Kconfig should be updated
> accordingly to avoid the issues that users are running into.
>
> http://bugzilla.kernel.org/show_bug.cgi?id=8075
> https://bugs.gentoo.org/show_bug.cgi?id=178585
>
> Signed-off-by: Daniel Drake <dsd@gentoo.org>
>
> Index: linux/arch/i386/kernel/cpu/cpufreq/Kconfig
> ===================================================================
> --- linux.orig/arch/i386/kernel/cpu/cpufreq/Kconfig
> +++ linux/arch/i386/kernel/cpu/cpufreq/Kconfig
> @@ -81,6 +81,7 @@ config X86_POWERNOW_K7_ACPI
> config X86_POWERNOW_K8
> tristate "AMD Opteron/Athlon64 PowerNow!"
> select CPU_FREQ_TABLE
> + select ACPI_PROCESSOR if SMP
> depends on EXPERIMENTAL
> help
> This adds the CPUFreq driver for mobile AMD Opteron/Athlon64 processors.
Unfortunately this patch will not actually enable ACPI_PROCESSOR in
the SMP=y ACPI=n case. "select" doesn't work for targets that
have dependencies.
-Len
next prev parent reply other threads:[~2007-05-17 18:15 UTC|newest]
Thread overview: 16+ messages / expand[flat|nested] mbox.gz Atom feed top
2007-05-16 23:50 [PATCH] powernow-k8: depend on acpi-processor for SMP systems Daniel Drake
2007-05-17 0:03 ` Dave Jones
2007-05-17 0:26 ` Joshua Hoblitt
2007-05-17 0:37 ` Dave Jones
2007-05-17 0:54 ` Daniel Drake
2007-05-17 1:03 ` Ed Sweetman
2007-05-17 9:02 ` Pavel Machek
2007-05-17 10:24 ` Ed Sweetman
2007-06-04 10:52 ` Pavel Machek
2007-05-17 18:13 ` Len Brown [this message]
2007-05-17 18:23 ` Dave Jones
2007-05-17 21:29 ` Ed Sweetman
2007-05-17 21:40 ` Ed Sweetman
2007-05-17 21:52 ` Dave Jones
2007-05-17 22:15 ` Ed Sweetman
2007-05-17 21:43 ` Dave Jones
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