From mboxrd@z Thu Jan 1 00:00:00 1970 From: Raymond Subject: Re: CVS compile issue Date: Thu, 11 Aug 2005 22:17:23 +0800 Message-ID: <42FB5DF3.7020109@netvigator.com> References: <1121482166.12420.80.camel@mindpipe> <42FB33B8.8070708@netvigator.com> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii; format=flowed Content-Transfer-Encoding: 7bit Return-path: In-Reply-To: Sender: alsa-devel-admin@lists.sourceforge.net Errors-To: alsa-devel-admin@lists.sourceforge.net List-Unsubscribe: , List-Post: List-Help: List-Subscribe: , List-Archive: To: alsa-devel@lists.sourceforge.net List-Id: alsa-devel@alsa-project.org Takashi Iwai wrote: > At Thu, 11 Aug 2005 19:17:12 +0800, > Raymond wrote: > >>There is a "division by zero" warning for drivers which include >>"driver.h" on Kernel 2.4 >> >> >>gcc32 -D__KERNEL__ -DMODULE=1 -I/alsa/cvs/alsa-driver/include >>-I/lib/modules/2.4.22-1.2199.nptl/build/include -O2 >>-mpreferred-stack-boundary=2 -march=i686 -DLINUX -Wall >>-Wstrict-prototypes -fomit-frame-pointer -Wno-trigraphs -O2 >>-fno-strict-aliasing -fno-common -pipe -DALSA_BUILD -nostdinc >>-iwithprefix include -DMODVERSIONS -include >>/lib/modules/2.4.22-1.2199.nptl/build/include/linux/modversions.h >>-DKBUILD_BASENAME=intel8x0 -c -o intel8x0.o intel8x0.c >>In file included from /alsa/cvs/alsa-driver/include/sound/driver.h:42, >> from intel8x0.c:29: >>/alsa/cvs/alsa-driver/include/adriver.h: In function `jiffies_to_msecs': >>/alsa/cvs/alsa-driver/include/adriver.h:639: warning: division by zero > > > Is it the line: > else if (HZ > 1000 && !(HZ % 1000)) > ==> return (j + (HZ / 1000) - 1)/(HZ / 1000); > > ?? Yes > Where HZ is defined/declared in your kernel? > Fedora Core 1 /usr/src/linux/include/asm/param.h #ifndef HZ #define HZ 100 #endif ------------------------------------------------------- SF.Net email is Sponsored by the Better Software Conference & EXPO September 19-22, 2005 * San Francisco, CA * Development Lifecycle Practices Agile & Plan-Driven Development * Managing Projects & Teams * Testing & QA Security * Process Improvement & Measurement * http://www.sqe.com/bsce5sf