From: "H. Peter Anvin" <hpa@zytor.com>
To: Andi Kleen <andi@firstfloor.org>
Cc: Borislav Petkov <bp@amd64.org>,
linux-kernel@vger.kernel.org, kay.sievers@vrfy.org,
trenn@suse.de, Andi Kleen <ak@linux.intel.com>,
davej@redhat.com
Subject: Re: [PATCH 07/10] cpufreq: Add support for x86 cpuinfo auto loading
Date: Thu, 15 Dec 2011 17:19:46 -0800 [thread overview]
Message-ID: <4EEA9CB2.9020709@zytor.com> (raw)
In-Reply-To: <20111208143725.GD24062@one.firstfloor.org>
On 12/08/2011 06:37 AM, Andi Kleen wrote:
>> Well, there is CPUID_8000_0007_EDX[7] which denotes the presence
>> of the P-state registers. It probably could be added to
>> init_scattered_cpuid_features() but there's still special handling
>> needed for K8.
>
> Dave is probably right that it's not worth moving the list.
>
>> Can you do both a family and a feature bit test with the autoprobing
>> code?
>
Another similar question: is it possible to key a load on more than one
CPU feature? It's fairly common that you need more than one feature for
a specific piece of code to function, and it would be good to be able to
represent it.
-hpa
next prev parent reply other threads:[~2011-12-16 1:20 UTC|newest]
Thread overview: 32+ messages / expand[flat|nested] mbox.gz Atom feed top
2011-12-08 0:41 Updated cpu module autoprobing patchkit Andi Kleen
2011-12-08 0:41 ` [PATCH 01/10] Add driver auto probing for x86 features Andi Kleen
2011-12-08 1:57 ` H. Peter Anvin
2011-12-08 9:35 ` Jean Delvare
2011-12-08 14:45 ` Andi Kleen
2011-12-09 20:16 ` Jean Delvare
2011-12-09 20:24 ` Andi Kleen
2011-12-09 20:28 ` Jean Delvare
2011-12-16 1:25 ` H. Peter Anvin
2011-12-08 0:41 ` [PATCH 02/10] crypto: Add support for x86 cpuid auto loading for x86 crypto drivers Andi Kleen
2011-12-08 0:41 ` [PATCH 03/10] intel-idle: convert to x86_cpu_id auto probing Andi Kleen
2011-12-08 0:41 ` [PATCH 04/10] ACPI: Load acpi-cpufreq from processor driver automatically Andi Kleen
2011-12-08 0:41 ` [PATCH 05/10] HWMON: Convert via-cputemp to x86 cpuid autoprobing Andi Kleen
2011-12-08 10:51 ` Jean Delvare
2011-12-08 0:41 ` [PATCH 06/10] HWMON: Convert coretemp " Andi Kleen
2011-12-08 2:40 ` Guenter Roeck
2011-12-08 7:24 ` Jean Delvare
2011-12-08 16:09 ` Guenter Roeck
2011-12-08 16:13 ` Jean Delvare
2011-12-08 20:58 ` Andi Kleen
2011-12-08 14:35 ` Andi Kleen
2011-12-08 0:41 ` [PATCH 07/10] cpufreq: Add support for x86 cpuinfo auto loading Andi Kleen
2011-12-08 1:07 ` Dave Jones
2011-12-08 1:13 ` Andi Kleen
2011-12-08 1:24 ` Dave Jones
2011-12-08 4:01 ` Andi Kleen
2011-12-08 8:49 ` Borislav Petkov
2011-12-08 14:37 ` Andi Kleen
2011-12-16 1:19 ` H. Peter Anvin [this message]
2011-12-16 2:12 ` Andi Kleen
2011-12-08 0:41 ` [PATCH 08/10] x86: autoload microcode driver on Intel and AMD systems Andi Kleen
2011-12-08 0:41 ` [PATCH 09/10] x86: Add a test module for cpu loading Andi Kleen
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