From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1761393AbZCNAiN (ORCPT ); Fri, 13 Mar 2009 20:38:13 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1753687AbZCNAT3 (ORCPT ); Fri, 13 Mar 2009 20:19:29 -0400 Received: from kroah.org ([198.145.64.141]:34762 "EHLO coco.kroah.org" rhost-flags-OK-OK-OK-FAIL) by vger.kernel.org with ESMTP id S1753196AbZCNATQ (ORCPT ); Fri, 13 Mar 2009 20:19:16 -0400 X-Mailbox-Line: From gregkh@mini.kroah.org Fri Mar 13 17:07:47 2009 Message-Id: <20090314000747.483821602@mini.kroah.org> User-Agent: quilt/0.48-1 Date: Fri, 13 Mar 2009 17:06:04 -0700 From: Greg KH To: linux-kernel@vger.kernel.org, stable@kernel.org Cc: Justin Forbes , Zwane Mwaikambo , "Theodore Ts'o" , Randy Dunlap , Dave Jones , Chuck Wolber , Chris Wedgwood , Michael Krufky , Chuck Ebbert , Domenico Andreoli , Willy Tarreau , Rodrigo Rubira Branco , Jake Edge , Eugene Teo , torvalds@linux-foundation.org, akpm@linux-foundation.org, alan@lxorguk.ukuu.org.uk, Wu Fengguang Subject: [patch 56/96] proc: fix kflags to uflags copying in /proc/kpageflags References: <20090314000508.803142980@mini.kroah.org> Content-Disposition: inline; filename=proc-fix-kflags-to-uflags-copying-in-proc-kpageflags.patch In-Reply-To: <20090314001449.GA4485@kroah.com> Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org 2.6.27-stable review patch. If anyone has any objections, please let us know. ------------------ From: Wu Fengguang commit ad3bdefe877afb47480418fdb05ecd42842de65e upstream. Fix kpf_copy_bit(src,dst) to be kpf_copy_bit(dst,src) to match the actual call patterns, e.g. kpf_copy_bit(kflags, KPF_LOCKED, PG_locked). This misplacement of src/dst only affected reporting of PG_writeback, PG_reclaim and PG_buddy. For others kflags==uflags so not affected. Signed-off-by: Wu Fengguang Reviewed-by: KOSAKI Motohiro Signed-off-by: Linus Torvalds Signed-off-by: Greg Kroah-Hartman --- fs/proc/proc_misc.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) --- a/fs/proc/proc_misc.c +++ b/fs/proc/proc_misc.c @@ -797,7 +797,7 @@ static struct file_operations proc_kpage #define KPF_RECLAIM 9 #define KPF_BUDDY 10 -#define kpf_copy_bit(flags, srcpos, dstpos) (((flags >> srcpos) & 1) << dstpos) +#define kpf_copy_bit(flags, dstpos, srcpos) (((flags >> srcpos) & 1) << dstpos) static ssize_t kpageflags_read(struct file *file, char __user *buf, size_t count, loff_t *ppos)