From mboxrd@z Thu Jan 1 00:00:00 1970 Date: Mon, 15 Nov 2004 16:07:29 -0600 From: Brent Casavant Reply-To: Brent Casavant Subject: Re: [PATCH] Use MPOL_INTERLEAVE for tmpfs files In-Reply-To: Message-ID: References: MIME-Version: 1.0 Content-Type: TEXT/PLAIN; charset=US-ASCII Sender: owner-linux-mm@kvack.org Return-Path: To: Hugh Dickins Cc: "Martin J. Bligh" , Andi Kleen , "Adam J. Richter" , colpatch@us.ibm.com, linux-kernel@vger.kernel.org, linux-mm@kvack.org List-ID: On Thu, 11 Nov 2004, Hugh Dickins wrote: > The first (against 2.6.10-rc1-mm5) being my reversion of NULL sbinfo > in shmem.c, to make it easier for others to add things into sbinfo > without having to worry about NULL cases. So that goes back to > allocating an sbinfo even for the internal mount: I've rounded up to > L1_CACHE_BYTES to avoid false sharing, but even so, please test it out > on your 512-way to make sure I haven't screwed up the scalability we > got before - thanks. If you find it okay, I'll send to akpm soonish. OK, tried it at 508P (the last 4P had a hardware problem). The performance results are all in line with what we'd accomplished with NULL sbinfo, so the patch is good by me. Brent -- Brent Casavant If you had nothing to fear, bcasavan@sgi.com how then could you be brave? Silicon Graphics, Inc. -- Queen Dama, Source Wars -- 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