From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S261824AbTDORZG (for ); Tue, 15 Apr 2003 13:25:06 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S261855AbTDORZG (for ); Tue, 15 Apr 2003 13:25:06 -0400 Received: from mail.gmx.net ([213.165.65.60]:14229 "HELO mail.gmx.net") by vger.kernel.org with SMTP id S261824AbTDORZF (for ); Tue, 15 Apr 2003 13:25:05 -0400 Message-ID: <3E9C4330.1040906@gmx.net> Date: Tue, 15 Apr 2003 19:36:48 +0200 From: Carl-Daniel Hailfinger User-Agent: Mozilla/5.0 (X11; U; Linux i686; en-US; rv:1.2) Gecko/20021126 X-Accept-Language: de, en MIME-Version: 1.0 To: Linus Torvalds CC: Linux Kernel Mailing List Subject: [PATCH] [2.5] include/asm-generic/bitops.h {set,clear}_bit return void X-Enigmail-Version: 0.71.0.0 X-Enigmail-Supports: pgp-inline, pgp-mime Content-Type: text/plain; charset=us-ascii Content-Transfer-Encoding: 7bit Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org Linus, {set,clear}_bit for all arches no longer return int, but void. This patch renames the old generic implementations to test_and_{set,clear}_bit and adds new-style {set,clear}_bit. Regards, Carl-Daniel ===== include/asm-generic/bitops.h 1.2 vs edited ===== --- 1.2/include/asm-generic/bitops.h Fri May 3 02:08:35 2002 +++ edited/include/asm-generic/bitops.h Thu Apr 10 09:12:41 2003 @@ -16,7 +16,31 @@ * C language equivalents written by Theodore Ts'o, 9/26/92 */ +extern __inline__ void set_bit(int nr,long * addr) +{ + int mask; + + addr += nr >> 5; + mask = 1 << (nr & 0x1f); + cli(); + *addr |= mask; + sti(); + return; +} + +extern __inline__ void clear_bit(int nr, long * addr) +{ + int mask; + + addr += nr >> 5; + mask = 1 << (nr & 0x1f); + cli(); + *addr &= ~mask; + sti(); + return; +} + -extern __inline__ int set_bit(int nr,long * addr) +extern __inline__ int test_and_set_bit(int nr,long * addr) { int mask, retval; @@ -29,7 +53,7 @@ return retval; } -extern __inline__ int clear_bit(int nr, long * addr) +extern __inline__ int test_and_clear_bit(int nr, long * addr) { int mask, retval; -- Linux scales to much more than 64 CPUs! See include/linux/smp.h:64 #define MSG_ALL_BUT_SELF 0x8000 /* Assume <32768 CPU's */