From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1753372Ab3JULZq (ORCPT ); Mon, 21 Oct 2013 07:25:46 -0400 Received: from e06smtp10.uk.ibm.com ([195.75.94.106]:54216 "EHLO e06smtp10.uk.ibm.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752974Ab3JULZp (ORCPT ); Mon, 21 Oct 2013 07:25:45 -0400 From: Heiko Carstens To: Andrew Morton , Christoph Lameter , Tejun Heo Cc: "H. Peter Anvin" , Ingo Molnar , Thomas Gleixner , linux-kernel@vger.kernel.org, Heiko Carstens Subject: [PATCH 1/2] percpu: remove this_cpu_xor() implementation Date: Mon, 21 Oct 2013 13:25:36 +0200 Message-Id: <1382354737-59872-2-git-send-email-heiko.carstens@de.ibm.com> X-Mailer: git-send-email 1.8.3.4 In-Reply-To: <1382354737-59872-1-git-send-email-heiko.carstens@de.ibm.com> References: <1382354737-59872-1-git-send-email-heiko.carstens@de.ibm.com> X-TM-AS-MML: No X-Content-Scanned: Fidelis XPS MAILER x-cbid: 13102111-4966-0000-0000-0000073EA543 Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org There is not a single user in the whole kernel. Besides that this_cpu_xor() is broken anyway since it gets translated to this_cpu_or() (see __pcpu_size_call() line). So instead of fixing an unused definition just remove it. Signed-off-by: Heiko Carstens --- include/linux/percpu.h | 32 -------------------------------- 1 file changed, 32 deletions(-) diff --git a/include/linux/percpu.h b/include/linux/percpu.h index cc88172..fd6ffe4 100644 --- a/include/linux/percpu.h +++ b/include/linux/percpu.h @@ -375,22 +375,6 @@ do { \ # define this_cpu_or(pcp, val) __pcpu_size_call(this_cpu_or_, (pcp), (val)) #endif -#ifndef this_cpu_xor -# ifndef this_cpu_xor_1 -# define this_cpu_xor_1(pcp, val) _this_cpu_generic_to_op((pcp), (val), ^=) -# endif -# ifndef this_cpu_xor_2 -# define this_cpu_xor_2(pcp, val) _this_cpu_generic_to_op((pcp), (val), ^=) -# endif -# ifndef this_cpu_xor_4 -# define this_cpu_xor_4(pcp, val) _this_cpu_generic_to_op((pcp), (val), ^=) -# endif -# ifndef this_cpu_xor_8 -# define this_cpu_xor_8(pcp, val) _this_cpu_generic_to_op((pcp), (val), ^=) -# endif -# define this_cpu_xor(pcp, val) __pcpu_size_call(this_cpu_or_, (pcp), (val)) -#endif - #define _this_cpu_generic_add_return(pcp, val) \ ({ \ typeof(pcp) ret__; \ @@ -629,22 +613,6 @@ do { \ # define __this_cpu_or(pcp, val) __pcpu_size_call(__this_cpu_or_, (pcp), (val)) #endif -#ifndef __this_cpu_xor -# ifndef __this_cpu_xor_1 -# define __this_cpu_xor_1(pcp, val) __this_cpu_generic_to_op((pcp), (val), ^=) -# endif -# ifndef __this_cpu_xor_2 -# define __this_cpu_xor_2(pcp, val) __this_cpu_generic_to_op((pcp), (val), ^=) -# endif -# ifndef __this_cpu_xor_4 -# define __this_cpu_xor_4(pcp, val) __this_cpu_generic_to_op((pcp), (val), ^=) -# endif -# ifndef __this_cpu_xor_8 -# define __this_cpu_xor_8(pcp, val) __this_cpu_generic_to_op((pcp), (val), ^=) -# endif -# define __this_cpu_xor(pcp, val) __pcpu_size_call(__this_cpu_xor_, (pcp), (val)) -#endif - #define __this_cpu_generic_add_return(pcp, val) \ ({ \ __this_cpu_add(pcp, val); \ -- 1.8.3.4