From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mail191.messagelabs.com (mail191.messagelabs.com [216.82.242.19]) by kanga.kvack.org (Postfix) with SMTP id 39D51600370 for ; Wed, 14 Apr 2010 01:03:49 -0400 (EDT) Received: from m5.gw.fujitsu.co.jp ([10.0.50.75]) by fgwmail6.fujitsu.co.jp (Fujitsu Gateway) with ESMTP id o3E53kbm002939 for (envelope-from kamezawa.hiroyu@jp.fujitsu.com); Wed, 14 Apr 2010 14:03:46 +0900 Received: from smail (m5 [127.0.0.1]) by outgoing.m5.gw.fujitsu.co.jp (Postfix) with ESMTP id 7045F45DE53 for ; Wed, 14 Apr 2010 14:03:46 +0900 (JST) Received: from s5.gw.fujitsu.co.jp (s5.gw.fujitsu.co.jp [10.0.50.95]) by m5.gw.fujitsu.co.jp (Postfix) with ESMTP id 4176945DE51 for ; Wed, 14 Apr 2010 14:03:46 +0900 (JST) Received: from s5.gw.fujitsu.co.jp (localhost.localdomain [127.0.0.1]) by s5.gw.fujitsu.co.jp (Postfix) with ESMTP id 181991DB8038 for ; Wed, 14 Apr 2010 14:03:46 +0900 (JST) Received: from m105.s.css.fujitsu.com (m105.s.css.fujitsu.com [10.249.87.105]) by s5.gw.fujitsu.co.jp (Postfix) with ESMTP id C4BCD1DB8040 for ; Wed, 14 Apr 2010 14:03:45 +0900 (JST) Date: Wed, 14 Apr 2010 13:59:45 +0900 From: KAMEZAWA Hiroyuki Subject: Re: [PATCH] mm: disallow direct reclaim page writeback Message-Id: <20100414135945.2b0a1e0d.kamezawa.hiroyu@jp.fujitsu.com> In-Reply-To: <20100414014041.GD2493@dastard> References: <1271117878-19274-1-git-send-email-david@fromorbit.com> <20100413095815.GU25756@csn.ul.ie> <20100413111902.GY2493@dastard> <20100413193428.GI25756@csn.ul.ie> <20100413202021.GZ13327@think> <20100414014041.GD2493@dastard> Mime-Version: 1.0 Content-Type: text/plain; charset=US-ASCII Content-Transfer-Encoding: 7bit Sender: owner-linux-mm@kvack.org To: Dave Chinner Cc: Chris Mason , Mel Gorman , linux-kernel@vger.kernel.org, linux-mm@kvack.org, linux-fsdevel@vger.kernel.org List-ID: On Wed, 14 Apr 2010 11:40:41 +1000 Dave Chinner wrote: > 50) 3168 64 xfs_vm_writepage+0xab/0x160 [xfs] > 51) 3104 384 shrink_page_list+0x65e/0x840 > 52) 2720 528 shrink_zone+0x63f/0xe10 A bit OFF TOPIC. Could you share disassemble of shrink_zone() ? In my environ. 00000000000115a0 : 115a0: 55 push %rbp 115a1: 48 89 e5 mov %rsp,%rbp 115a4: 41 57 push %r15 115a6: 41 56 push %r14 115a8: 41 55 push %r13 115aa: 41 54 push %r12 115ac: 53 push %rbx 115ad: 48 83 ec 78 sub $0x78,%rsp 115b1: e8 00 00 00 00 callq 115b6 115b6: 48 89 75 80 mov %rsi,-0x80(%rbp) disassemble seems to show 0x78 bytes for stack. And no changes to %rsp until retrun. I may misunderstand something... Thanks, -Kame -- 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