linux-kernel - Re: [patch] generic rwsems

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Message-ID: <20070413132200.GT2986@holomorphy.com>
Date:	Fri, 13 Apr 2007 06:22:00 -0700
From:	William Lee Irwin III <wli@...omorphy.com>
To:	Nick Piggin <npiggin@...e.de>
Cc:	David Howells <dhowells@...hat.com>,
	Andrew Morton <akpm@...ux-foundation.org>,
	Andi Kleen <ak@...e.de>,
	Linux Kernel Mailing List <linux-kernel@...r.kernel.org>,
	Linux Memory Management List <linux-mm@...ck.org>,
	Linus Torvalds <torvalds@...ux-foundation.org>
Subject: Re: [patch] generic rwsems

On Fri, Apr 13, 2007 at 02:43:03PM +0200, Nick Piggin wrote:
> Yes, this is the case on our 2 premiere SMP powerhouse architectures,
> sparc32 and parsic.

sparc32 is ultra-legacy and I have a tremendous amount of work to do on
SMP there. I don't feel that efficiency of locking primitives is a
crucial issue for sparc32.


-- wli
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