From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1757866AbYERLdQ (ORCPT ); Sun, 18 May 2008 07:33:16 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1753355AbYERLdD (ORCPT ); Sun, 18 May 2008 07:33:03 -0400 Received: from anchor-post-33.mail.demon.net ([194.217.242.91]:1269 "EHLO anchor-post-33.mail.demon.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1753302AbYERLdC (ORCPT ); Sun, 18 May 2008 07:33:02 -0400 Subject: [PATCH] selinux: reorder inode_security_struct to increase objs/slab on 64bit From: Richard Kennedy To: sds@tycho.nsa.gov, jmorris@namei.org Cc: lkml Content-Type: text/plain Date: Sun, 18 May 2008 12:32:57 +0100 Message-Id: <1211110377.3021.8.camel@castor.localdomain> Mime-Version: 1.0 X-Mailer: Evolution 2.12.3 (2.12.3-4.fc8) Content-Transfer-Encoding: 7bit Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org reorder inode_security_struct to remove padding on 64 bit builds size reduced from 72 to 64 bytes increasing objects per slab to 64. Signed-off-by: Richard Kennedy --- This patch is against 2.6.26-r2 & boots successfully on my AMD64 desktop. Richard diff --git a/security/selinux/include/objsec.h b/security/selinux/include/objsec.h index 032c235..5f0be19 100644 --- a/security/selinux/include/objsec.h +++ b/security/selinux/include/objsec.h @@ -43,8 +43,8 @@ struct inode_security_struct { u32 sid; /* SID of this object */ u16 sclass; /* security class of this object */ unsigned char initialized; /* initialization flag */ - struct mutex lock; unsigned char inherit; /* inherit SID from parent entry */ + struct mutex lock; }; struct file_security_struct {