From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from psmtp.com (na3sys010amx137.postini.com [74.125.245.137]) by kanga.kvack.org (Postfix) with SMTP id AC0A56B00A8 for ; Tue, 3 Jan 2012 17:37:56 -0500 (EST) Date: Tue, 3 Jan 2012 14:37:54 -0800 From: Andrew Morton Subject: Re: [PATCH v5 8/8] mm: add vmstat counters for tracking PCP drains Message-Id: <20120103143754.f2640d24.akpm@linux-foundation.org> In-Reply-To: References: <1325499859-2262-1-git-send-email-gilad@benyossef.com> <1325499859-2262-9-git-send-email-gilad@benyossef.com> <4F033F44.6020403@gmail.com> Mime-Version: 1.0 Content-Type: text/plain; charset=US-ASCII Content-Transfer-Encoding: 7bit Sender: owner-linux-mm@kvack.org List-ID: To: Gilad Ben-Yossef Cc: KOSAKI Motohiro , linux-kernel@vger.kernel.org, Christoph Lameter , Chris Metcalf , Peter Zijlstra , Frederic Weisbecker , linux-mm@kvack.org, Pekka Enberg , Matt Mackall , Sasha Levin , Rik van Riel , Andi Kleen , Mel Gorman , Alexander Viro , Avi Kivity On Tue, 3 Jan 2012 21:00:17 +0200 Gilad Ben-Yossef wrote: > > NAK. > > > > PCP_GLOBAL_IPI_SAVED is only useful at development phase. I can't > > imagine normal admins use it. > > As the description explains, the purpose of the patch is to show why i > claim the previous > patch is useful. I did not meant it to be applied to mainline. Right. The thing to do is to use this patch to determine the effectiveness of the preceding patchset and then present a summary of the results in the other patch's changelog. This is precisely what you did and the results look pretty good. -- 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/ . Fight unfair telecom internet charges in Canada: sign http://stopthemeter.ca/ Don't email: email@kvack.org