From mboxrd@z Thu Jan 1 00:00:00 1970 Date: Sat, 20 Nov 2004 11:16:12 -0800 (PST) From: Linus Torvalds Subject: Re: page fault scalability patch V11 [0/7]: overview In-Reply-To: <20041120190818.GX2714@holomorphy.com> Message-ID: References: <20041120042340.GJ2714@holomorphy.com> <419EC829.4040704@yahoo.com.au> <20041120053802.GL2714@holomorphy.com> <419EDB21.3070707@yahoo.com.au> <20041120062341.GM2714@holomorphy.com> <419EE911.20205@yahoo.com.au> <20041119225701.0279f846.akpm@osdl.org> <419EEE7F.3070509@yahoo.com.au> <1834180000.1100969975@[10.10.2.4]> <20041120190818.GX2714@holomorphy.com> MIME-Version: 1.0 Content-Type: TEXT/PLAIN; charset=US-ASCII Sender: owner-linux-mm@kvack.org Return-Path: To: William Lee Irwin III Cc: Nick Piggin , Andrew Morton , clameter@sgi.com, benh@kernel.crashing.org, hugh@veritas.com, linux-mm@kvack.org, linux-ia64@vger.kernel.org, linux-kernel@vger.kernel.org List-ID: On Sat, 20 Nov 2004, William Lee Irwin III wrote: > > "The perfect is the enemy of the good." Yes. But in this case, my suggestion _is_ the good. You seem to be pushing for a really horrid thing which allocates a per-cpu array for each mm_struct. What is it that you have against the per-thread rss? We already have several places that do the thread-looping, so it's not like "you can't do that" is a valid argument. Linus -- To unsubscribe, send a message with 'unsubscribe linux-mm' in the body to majordomo@kvack.org. For more info on Linux MM, see: http://www.linux-mm.org/ . Don't email: aart@kvack.org