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Re: [PATCH 1/2]percpu: introduce read mostly percpu API

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From: H. Peter Anvin
Subject: Re: [PATCH 1/2]percpu: introduce read mostly percpu API
Date: Tuesday, October 19, 2010 - 11:00 pm

On 10/19/2010 10:18 PM, Eric Dumazet wrote:

The logic is that those variables are less likely to end up dirty in the
cache.  It is, however, much less of an issue for percpu variables,
since dirty lines there aren't quite so likely to bounce around.

	-hpa

-- 
H. Peter Anvin, Intel Open Source Technology Center
I work for Intel.  I don't speak on their behalf.

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Messages in current thread:
[PATCH 1/2]percpu: introduce read mostly percpu API, Shaohua Li, (Tue Oct 19, 8:07 pm)
Re: [PATCH 1/2]percpu: introduce read mostly percpu API, Eric Dumazet, (Tue Oct 19, 10:18 pm)
Re: [PATCH 1/2]percpu: introduce read mostly percpu API, H. Peter Anvin, (Tue Oct 19, 11:00 pm)
Re: [PATCH 1/2]percpu: introduce read mostly percpu API, Andi Kleen, (Wed Oct 20, 12:35 am)
Re: [PATCH 1/2]percpu: introduce read mostly percpu API, Eric Dumazet, (Wed Oct 20, 12:53 am)
Re: [PATCH 1/2]percpu: introduce read mostly percpu API, H. Peter Anvin, (Wed Oct 20, 2:33 pm)
Re: [PATCH 1/2]percpu: introduce read mostly percpu API, H. Peter Anvin, (Wed Oct 20, 2:38 pm)
Re: [PATCH 1/2]percpu: introduce read mostly percpu API, H. Peter Anvin, (Wed Oct 20, 2:42 pm)
[tip:x86/mm] percpu: Introduce a read-mostly percpu API, tip-bot for Shaohua Li, (Wed Oct 20, 4:06 pm)
Re: [tip:x86/mm] percpu: Introduce a read-mostly percpu API, Shaohua Li, (Wed Oct 20, 6:38 pm)
Re: [tip:x86/mm] percpu: Introduce a read-mostly percpu API, H. Peter Anvin, (Wed Oct 20, 7:53 pm)
Re: [tip:x86/mm] percpu: Introduce a read-mostly percpu API, Eric Dumazet, (Wed Oct 20, 10:33 pm)
Re: [tip:x86/mm] percpu: Introduce a read-mostly percpu API, H. Peter Anvin, (Wed Oct 20, 10:54 pm)
Re: [tip:x86/mm] percpu: Introduce a read-mostly percpu API, Eric Dumazet, (Wed Oct 20, 11:07 pm)
Re: [tip:x86/mm] percpu: Introduce a read-mostly percpu API, H. Peter Anvin, (Wed Oct 20, 11:09 pm)
Re: [tip:x86/mm] percpu: Introduce a read-mostly percpu API, H. Peter Anvin, (Wed Oct 20, 11:10 pm)
Re: [tip:x86/mm] percpu: Introduce a read-mostly percpu API, Shaohua Li, (Wed Oct 20, 11:17 pm)
Re: [tip:x86/mm] percpu: Introduce a read-mostly percpu API, Eric Dumazet, (Wed Oct 20, 11:48 pm)
Re: [tip:x86/mm] percpu: Introduce a read-mostly percpu API, H. Peter Anvin, (Wed Oct 20, 11:54 pm)
[tip:x86/mm] x86-32, percpu: Correct the ordering of the p ..., tip-bot for H. Peter ..., (Thu Oct 21, 12:40 am)