From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from psmtp.com (na3sys010amx190.postini.com [74.125.245.190]) by kanga.kvack.org (Postfix) with SMTP id 545398D0006 for ; Thu, 22 Nov 2012 17:51:09 -0500 (EST) Received: by mail-ee0-f41.google.com with SMTP id d41so6043409eek.14 for ; Thu, 22 Nov 2012 14:51:08 -0800 (PST) From: Ingo Molnar Subject: [PATCH 16/33] sched, numa, mm: Add credits for NUMA placement Date: Thu, 22 Nov 2012 23:49:37 +0100 Message-Id: <1353624594-1118-17-git-send-email-mingo@kernel.org> In-Reply-To: <1353624594-1118-1-git-send-email-mingo@kernel.org> References: <1353624594-1118-1-git-send-email-mingo@kernel.org> Sender: owner-linux-mm@kvack.org List-ID: To: linux-kernel@vger.kernel.org, linux-mm@kvack.org Cc: Peter Zijlstra , Paul Turner , Lee Schermerhorn , Christoph Lameter , Rik van Riel , Mel Gorman , Andrew Morton , Andrea Arcangeli , Linus Torvalds , Thomas Gleixner , Johannes Weiner , Hugh Dickins From: Rik van Riel The NUMA placement code has been rewritten several times, but the basic ideas took a lot of work to develop. The people who put in the work deserve credit for it. Thanks Andrea & Peter :) [ The Documentation/scheduler/numa-problem.txt file should probably be rewritten once we figure out the final details of what the NUMA code needs to do, and why. ] Signed-off-by: Rik van Riel Acked-by: Peter Zijlstra Cc: Andrea Arcangeli Cc: Rik van Riel Cc: Mel Gorman Cc: Linus Torvalds Cc: Andrew Morton Cc: Thomas Gleixner Cc: Hugh Dickins Link: http://lkml.kernel.org/r/20121018171928.24d06af4@cuia.bos.redhat.com Signed-off-by: Ingo Molnar ---- This is against tip.git numa/core --- CREDITS | 1 + kernel/sched/fair.c | 3 +++ mm/memory.c | 2 ++ 3 files changed, 6 insertions(+) diff --git a/CREDITS b/CREDITS index d8fe12a..b4cdc8f 100644 --- a/CREDITS +++ b/CREDITS @@ -125,6 +125,7 @@ D: Author of pscan that helps to fix lp/parport bugs D: Author of lil (Linux Interrupt Latency benchmark) D: Fixed the shm swap deallocation at swapoff time (try_to_unuse message) D: VM hacker +D: NUMA task placement D: Various other kernel hacks S: Imola 40026 S: Italy diff --git a/kernel/sched/fair.c b/kernel/sched/fair.c index 511fbb8..8af0208 100644 --- a/kernel/sched/fair.c +++ b/kernel/sched/fair.c @@ -18,6 +18,9 @@ * * Adaptive scheduling granularity, math enhancements by Peter Zijlstra * Copyright (C) 2007 Red Hat, Inc., Peter Zijlstra + * + * NUMA placement, statistics and algorithm by Andrea Arcangeli, + * CFS balancing changes by Peter Zijlstra. Copyright (C) 2012 Red Hat, Inc. */ #include diff --git a/mm/memory.c b/mm/memory.c index 52ad29d..1f733dc 100644 --- a/mm/memory.c +++ b/mm/memory.c @@ -36,6 +36,8 @@ * (Gerhard.Wichert@pdb.siemens.de) * * Aug/Sep 2004 Changed to four level page tables (Andi Kleen) + * + * 2012 - NUMA placement page faults (Andrea Arcangeli, Peter Zijlstra) */ #include -- 1.7.11.7 -- 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: email@kvack.org