From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1754629AbaIXPJV (ORCPT ); Wed, 24 Sep 2014 11:09:21 -0400 Received: from gum.cmpxchg.org ([85.214.110.215]:48543 "EHLO gum.cmpxchg.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1753505AbaIXPJO (ORCPT ); Wed, 24 Sep 2014 11:09:14 -0400 From: Johannes Weiner To: Andrew Morton Cc: Greg Thelen , Vladimir Davydov , Dave Hansen , Michal Hocko , linux-mm@kvack.org, cgroups@vger.kernel.org, linux-kernel@vger.kernel.org Subject: [patch 0/3] mm: memcontrol: performance fixlets for 3.18 Date: Wed, 24 Sep 2014 11:08:55 -0400 Message-Id: <1411571338-8178-1-git-send-email-hannes@cmpxchg.org> X-Mailer: git-send-email 2.1.0 Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Hi Andrew, here are 2 memcg performance fixlets for 3.18. One improves uncharge batching to reduce expensive res_counter ops and irq-toggling, the other one allows THP charges to succeed under cache pressure. Thanks! include/linux/swap.h | 6 ++- mm/memcontrol.c | 116 +++++++++++++------------------------------------ mm/swap.c | 27 +++++++++--- mm/swap_state.c | 14 ++---- mm/vmscan.c | 7 +-- 5 files changed, 63 insertions(+), 107 deletions(-)