From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1761590Ab2COOgj (ORCPT ); Thu, 15 Mar 2012 10:36:39 -0400 Received: from mail-bk0-f46.google.com ([209.85.214.46]:34166 "EHLO mail-bk0-f46.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1761209Ab2COOgg (ORCPT ); Thu, 15 Mar 2012 10:36:36 -0400 From: Sasha Levin To: johnstul@us.ibm.com, tglx@linutronix.de, linux-kernel@vger.kernel.org Cc: Sasha Levin Subject: [PATCH 1/2] math: Introduce div64_long Date: Thu, 15 Mar 2012 12:36:13 -0400 Message-Id: <1331829374-31543-1-git-send-email-levinsasha928@gmail.com> X-Mailer: git-send-email 1.7.8.4 Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Add a div64_long macro which is used to devide a 64bit number by a long (which can be 4 bytes on 32bit systems and 8 bytes on 64bit systems). Suggested-by: Thomas Gleixner Signed-off-by: Sasha Levin --- include/linux/math64.h | 4 ++++ 1 files changed, 4 insertions(+), 0 deletions(-) diff --git a/include/linux/math64.h b/include/linux/math64.h index 23fcdfc..b8ba855 100644 --- a/include/linux/math64.h +++ b/include/linux/math64.h @@ -6,6 +6,8 @@ #if BITS_PER_LONG == 64 +#define div64_long(x,y) div64_s64((x),(y)) + /** * div_u64_rem - unsigned 64bit divide with 32bit divisor with remainder * @@ -45,6 +47,8 @@ static inline s64 div64_s64(s64 dividend, s64 divisor) #elif BITS_PER_LONG == 32 +#define div64_long(x,y) div_s64((x),(y)) + #ifndef div_u64_rem static inline u64 div_u64_rem(u64 dividend, u32 divisor, u32 *remainder) { -- 1.7.8.4