From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1755249AbZA1VqR (ORCPT ); Wed, 28 Jan 2009 16:46:17 -0500 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1753100AbZA1Vpe (ORCPT ); Wed, 28 Jan 2009 16:45:34 -0500 Received: from www.tglx.de ([62.245.132.106]:45159 "EHLO www.tglx.de" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752864AbZA1Vpe (ORCPT ); Wed, 28 Jan 2009 16:45:34 -0500 Message-Id: <20090128212709.159344214@linutronix.de> References: <20090128211912.300823284@linutronix.de> User-Agent: quilt/0.46-1 Date: Wed, 28 Jan 2009 21:29:08 -0000 From: Thomas Gleixner To: LKML Cc: Steven Rostedt , Ingo Molnar , Carsten Emde , Carsten Emde Subject: [patch-rt 1/4] ftrace: fix swapped nibbles in tracer raw hex output Content-Disposition: inline; filename=fix-swapped-nibbles-in-tracer-raw-hex-output-backport-from-2-6-28-mainline.patch Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org backport from 2.6.28 mainline Signed-off-by: Carsten Emde Signed-off-by: Thomas Gleixner --- kernel/trace/trace.c | 7 ++----- 1 file changed, 2 insertions(+), 5 deletions(-) Index: linux-2.6.26/kernel/trace/trace.c =================================================================== --- linux-2.6.26.orig/kernel/trace/trace.c +++ linux-2.6.26/kernel/trace/trace.c @@ -421,7 +421,6 @@ trace_seq_putmem_hex(struct trace_seq *s { unsigned char hex[HEX_CHARS]; unsigned char *data = mem; - unsigned char byte; int i, j; BUG_ON(len >= HEX_CHARS); @@ -431,10 +430,8 @@ trace_seq_putmem_hex(struct trace_seq *s #else for (i = len-1, j = 0; i >= 0; i--) { #endif - byte = data[i]; - - hex[j++] = hex2asc[byte & 0x0f]; - hex[j++] = hex2asc[byte >> 4]; + hex[j++] = hex_asc_hi(data[i]); + hex[j++] = hex_asc_lo(data[i]); } hex[j++] = ' '; --