From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1755218Ab0EQXtZ (ORCPT ); Mon, 17 May 2010 19:49:25 -0400 Received: from mail-pv0-f174.google.com ([74.125.83.174]:41611 "EHLO mail-pv0-f174.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752846Ab0EQXtX (ORCPT ); Mon, 17 May 2010 19:49:23 -0400 DomainKey-Signature: a=rsa-sha1; c=nofws; d=gmail.com; s=gamma; h=from:to:cc:subject:date:message-id:x-mailer; b=JhpkRbW19TVZXvhpowkCXo8u6q/0v2mb5RLYKDzd1/FAAsszk4yhALKAkR7/5fr1Cp 2PK6q1YSZ2wkA5Nq9u6ajP9r8U4RSj+yvGe2YfKrhxZzbodNBsd2DZYMb9Yj7TAE8MfO vg+mNB9srVZc/bv9laGU6+O0KFOgc9sM7cYGQ= From: Akinobu Mita To: linux-kernel@vger.kernel.org Cc: Akinobu Mita , Thomas Gleixner , Ingo Molnar , "H. Peter Anvin" , x86@kernel.org Subject: [PATCH] x86/mmiotrace: remove redundant instruction prefix checks Date: Tue, 18 May 2010 08:48:30 +0900 Message-Id: <1274140110-5841-1-git-send-email-akinobu.mita@gmail.com> X-Mailer: git-send-email 1.6.0.6 Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Get rid of the duplicated entries in prefix_codes[] to eliminate redundant checks by skip_prefix(). Signed-off-by: Akinobu Mita Cc: Thomas Gleixner Cc: Ingo Molnar Cc: "H. Peter Anvin" Cc: x86@kernel.org --- arch/x86/mm/pf_in.c | 2 +- 1 files changed, 1 insertions(+), 1 deletions(-) diff --git a/arch/x86/mm/pf_in.c b/arch/x86/mm/pf_in.c index df3d5c8..308e325 100644 --- a/arch/x86/mm/pf_in.c +++ b/arch/x86/mm/pf_in.c @@ -34,7 +34,7 @@ /* IA32 Manual 3, 2-1 */ static unsigned char prefix_codes[] = { 0xF0, 0xF2, 0xF3, 0x2E, 0x36, 0x3E, 0x26, 0x64, - 0x65, 0x2E, 0x3E, 0x66, 0x67 + 0x65, 0x66, 0x67 }; /* IA32 Manual 3, 3-432*/ static unsigned int reg_rop[] = { -- 1.6.0.6