From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mail143.messagelabs.com (mail143.messagelabs.com [216.82.254.35]) by kanga.kvack.org (Postfix) with SMTP id BFBD26B006A for ; Tue, 15 Dec 2009 22:08:54 -0500 (EST) Received: from m5.gw.fujitsu.co.jp ([10.0.50.75]) by fgwmail5.fujitsu.co.jp (Fujitsu Gateway) with ESMTP id nBG38pHt028257 for (envelope-from kamezawa.hiroyu@jp.fujitsu.com); Wed, 16 Dec 2009 12:08:51 +0900 Received: from smail (m5 [127.0.0.1]) by outgoing.m5.gw.fujitsu.co.jp (Postfix) with ESMTP id E6B4E45DE5D for ; Wed, 16 Dec 2009 12:08:48 +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 5C3D945DE56 for ; Wed, 16 Dec 2009 12:08:48 +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 8322AE18035 for ; Wed, 16 Dec 2009 12:08:37 +0900 (JST) Received: from ml14.s.css.fujitsu.com (ml14.s.css.fujitsu.com [10.249.87.104]) by s5.gw.fujitsu.co.jp (Postfix) with ESMTP id CD034E1803E for ; Wed, 16 Dec 2009 12:08:23 +0900 (JST) Date: Wed, 16 Dec 2009 12:05:19 +0900 From: KAMEZAWA Hiroyuki Subject: [mm][RFC][PATCH 5/11] mm accessor for tomoyo Message-Id: <20091216120519.b65addb7.kamezawa.hiroyu@jp.fujitsu.com> In-Reply-To: <20091216120011.3eecfe79.kamezawa.hiroyu@jp.fujitsu.com> References: <20091216120011.3eecfe79.kamezawa.hiroyu@jp.fujitsu.com> Mime-Version: 1.0 Content-Type: text/plain; charset=US-ASCII Content-Transfer-Encoding: 7bit Sender: owner-linux-mm@kvack.org To: KAMEZAWA Hiroyuki Cc: "linux-kernel@vger.kernel.org" , "linux-mm@kvack.org" , cl@linux-foundation.org, "akpm@linux-foundation.org" , "mingo@elte.hu" , andi@firstfloor.org, minchan.kim@gmail.com List-ID: Replace mmap_sem with mm_accessor(). for security layer. Signed-off-by: KAMEZAWA Hiroyuki --- security/tomoyo/common.c | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) Index: mmotm-mm-accessor/security/tomoyo/common.c =================================================================== --- mmotm-mm-accessor.orig/security/tomoyo/common.c +++ mmotm-mm-accessor/security/tomoyo/common.c @@ -759,14 +759,14 @@ static const char *tomoyo_get_exe(void) if (!mm) return NULL; - down_read(&mm->mmap_sem); + mm_read_lock(mm); for (vma = mm->mmap; vma; vma = vma->vm_next) { if ((vma->vm_flags & VM_EXECUTABLE) && vma->vm_file) { cp = tomoyo_realpath_from_path(&vma->vm_file->f_path); break; } } - up_read(&mm->mmap_sem); + mm_read_unlock(mm); return cp; } -- 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