From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1752758AbbCWN0i (ORCPT ); Mon, 23 Mar 2015 09:26:38 -0400 Received: from mail-pd0-f172.google.com ([209.85.192.172]:35830 "EHLO mail-pd0-f172.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752504AbbCWN0d (ORCPT ); Mon, 23 Mar 2015 09:26:33 -0400 From: Sergey Senozhatsky To: Andrew Morton , Minchan Kim Cc: Nitin Gupta , linux-mm@kvack.org, linux-kernel@vger.kernel.org, Sergey Senozhatsky , Sergey Senozhatsky Subject: [PATCH 2/2] zsmalloc: remove extra cond_resched() in __zs_compact Date: Mon, 23 Mar 2015 22:26:39 +0900 Message-Id: <1427117199-2763-3-git-send-email-sergey.senozhatsky@gmail.com> X-Mailer: git-send-email 2.3.3.262.ge80e85a In-Reply-To: <1427117199-2763-1-git-send-email-sergey.senozhatsky@gmail.com> References: <1427117199-2763-1-git-send-email-sergey.senozhatsky@gmail.com> Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Do not perform cond_resched() before the busy compaction loop in __zs_compact(), because this loop does it when needed. Signed-off-by: Sergey Senozhatsky --- mm/zsmalloc.c | 2 -- 1 file changed, 2 deletions(-) diff --git a/mm/zsmalloc.c b/mm/zsmalloc.c index d1bbb04..d920e8b 100644 --- a/mm/zsmalloc.c +++ b/mm/zsmalloc.c @@ -1715,8 +1715,6 @@ static unsigned long __zs_compact(struct zs_pool *pool, struct page *dst_page = NULL; unsigned long nr_total_migrated = 0; - cond_resched(); - spin_lock(&class->lock); while ((src_page = isolate_source_page(class))) { -- 2.3.3.262.ge80e85a