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Re: [PATCH for mm] Remove iBCS support

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From: Andi Kleen <andi@...>
To: David Newall <davidn@...>
Cc: Adrian Bunk <bunk@...>, Ingo Molnar <mingo@...>, Andi Kleen <andi@...>, <akpm@...>, <linux-kernel@...>
Subject: Re: [PATCH for mm] Remove iBCS support
Date: Thursday, January 24, 2008 - 4:37 pm

> The performance benefit is trivial,

That's actually not true when you're talking about potential cache misses.
Cache misses are very expensive.

-Andi

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Messages in current thread:
[PATCH for mm] Remove iBCS support, Andi Kleen, (Sat Jan 19, 12:59 am)
Re: [PATCH for mm] Remove iBCS support, Ingo Molnar, (Fri Jan 25, 8:17 am)
Re: [PATCH for mm] Remove iBCS support, David Newall, (Sat Jan 19, 10:27 pm)
Re: [PATCH for mm] Remove iBCS support, Andi Kleen, (Sat Jan 19, 11:11 pm)
Re: [PATCH for mm] Remove iBCS support, David Newall, (Sun Jan 20, 12:46 am)
Re: [PATCH for mm] Remove iBCS support, Andi Kleen, (Sun Jan 20, 1:18 am)
Re: [PATCH for mm] Remove iBCS support, David Newall, (Sun Jan 20, 1:33 am)
Re: [PATCH for mm] Remove iBCS support, Alan Cox, (Sun Jan 20, 9:06 am)
Re: [PATCH for mm] Remove iBCS support, David Newall, (Sun Jan 20, 9:43 am)
Re: [PATCH for mm] Remove iBCS support, Alan Cox, (Sun Jan 20, 9:51 am)
Re: [PATCH for mm] Remove iBCS support, Andi Kleen, (Sun Jan 20, 1:55 am)
Re: [PATCH for mm] Remove iBCS support, David Newall, (Sun Jan 20, 2:23 am)
Re: [PATCH for mm] Remove iBCS support, Andi Kleen, (Sun Jan 20, 3:29 am)
Re: [PATCH for mm] Remove iBCS support, David Newall, (Sun Jan 20, 9:37 pm)
Re: [PATCH for mm] Remove iBCS support, Ingo Molnar, (Tue Jan 22, 7:12 am)
Re: [PATCH for mm] Remove iBCS support, David Newall, (Tue Jan 22, 11:13 am)
Re: [PATCH for mm] Remove iBCS support, Alan Cox, (Tue Jan 22, 12:50 pm)
Re: [PATCH for mm] Remove iBCS support, David Newall, (Thu Jan 24, 1:08 pm)
Re: [PATCH for mm] Remove iBCS support, Adrian Bunk, (Tue Jan 22, 12:01 pm)
Re: [PATCH for mm] Remove iBCS support, David Newall, (Thu Jan 24, 1:04 pm)
Re: [PATCH for mm] Remove iBCS support, Adrian Bunk, (Thu Jan 24, 1:24 pm)
Re: [PATCH for mm] Remove iBCS support, David Newall, (Thu Jan 24, 1:55 pm)
Re: [PATCH for mm] Remove iBCS support, Pavel Machek, (Thu Jan 24, 3:51 pm)
Re: [PATCH for mm] Remove iBCS support, David Newall, (Thu Jan 24, 10:17 pm)
Re: [PATCH for mm] Remove iBCS support, Andi Kleen, (Thu Jan 24, 4:37 pm)
Re: [PATCH for mm] Remove iBCS support, David Newall, (Thu Jan 24, 10:16 pm)
Re: [PATCH for mm] Remove iBCS support, Adrian Bunk, (Thu Jan 24, 2:14 pm)
Re: [PATCH for mm] Remove iBCS support, David Newall, (Thu Jan 24, 10:14 pm)
Re: [PATCH for mm] Remove iBCS support, Alan Cox, (Fri Jan 25, 12:40 pm)
Re: [PATCH for mm] Remove iBCS support, , (Fri Jan 25, 1:12 am)
Re: [PATCH for mm] Remove iBCS support, Ingo Molnar, (Tue Jan 22, 11:49 am)
Re: [PATCH for mm] Remove iBCS support, David Newall, (Thu Jan 24, 1:01 pm)
Re: [PATCH for mm] Remove iBCS support, Karl Kiniger, (Tue Jan 22, 8:42 am)
Re: [PATCH for mm] Remove iBCS support, Karl Kiniger, (Tue Jan 22, 6:24 am)
Re: [PATCH for mm] Remove iBCS support, Andi Kleen, (Wed Jan 23, 4:48 am)
Re: [PATCH for mm] Remove iBCS support, Karl Kiniger, (Wed Jan 23, 10:12 am)
Re: [PATCH for mm] Remove iBCS support, Andi Kleen, (Wed Jan 23, 10:24 am)
Re: [PATCH for mm] Remove iBCS support, David Newall, (Thu Jan 24, 1:06 pm)
Re: [PATCH for mm] Remove iBCS support, David Newall, (Tue Jan 22, 11:06 am)
Re: [PATCH for mm] Remove iBCS support, Adrian Bunk, (Tue Jan 22, 11:52 am)