From: "H. Peter Anvin" <hpa@zytor.com>
To: Arjan van de Ven <arjan@infradead.org>
Cc: Venki Pallipadi <venkatesh.pallipadi@intel.com>,
Ingo Molnar <mingo@elte.hu>, Thomas Gleixner <tglx@linutronix.de>,
linux-kernel <linux-kernel@vger.kernel.org>
Subject: Re: [PATCH] x86: Support always running TSC on Intel CPUs
Date: Mon, 17 Nov 2008 19:27:27 -0800 [thread overview]
Message-ID: <4922361F.3000608@zytor.com> (raw)
In-Reply-To: <20081117192629.664fc364@infradead.org>
Arjan van de Ven wrote:
>>>
>> I believe there are CPUs -- again, in the P3-era range at least --
>> which invoke C2 from the chipset on thermal conditions (and basically
>> PWM the CPU.) I'd like to get that clarified so we don't trip up on
>> that.
>
> p3-era cpus didn't stop tsc in c2 afaik.
>
OK, that's an important distinction too, then.
-hpa
next prev parent reply other threads:[~2008-11-18 3:31 UTC|newest]
Thread overview: 17+ messages / expand[flat|nested] mbox.gz Atom feed top
2008-11-18 0:11 [PATCH] x86: Support always running TSC on Intel CPUs Venki Pallipadi
2008-11-18 0:13 ` H. Peter Anvin
2008-11-18 0:16 ` Pallipadi, Venkatesh
2008-11-18 0:18 ` H. Peter Anvin
2008-11-18 0:49 ` Venki Pallipadi
2008-11-18 0:52 ` H. Peter Anvin
2008-11-18 1:05 ` Venki Pallipadi
2008-11-18 1:07 ` H. Peter Anvin
2008-11-18 3:26 ` Arjan van de Ven
2008-11-18 3:27 ` H. Peter Anvin [this message]
2008-11-18 8:09 ` Ingo Molnar
2008-11-18 14:55 ` Joe Korty
2008-11-18 16:05 ` Ingo Molnar
2008-11-18 16:47 ` Pallipadi, Venkatesh
2008-11-18 16:54 ` Joe Korty
2008-11-18 17:01 ` H. Peter Anvin
2008-11-18 16:48 ` Joe Korty
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