linux-kernel - Re: [PATCH] common implementation of iterative div/mod

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Date:	Wed, 14 May 2008 13:21:08 +0200
From:	Andi Kleen <andi@...stfloor.org>
To:	Jeremy Fitzhardinge <jeremy@...p.org>
CC:	Andrew Morton <akpm@...ux-foundation.org>,
	Segher Boessenkool <segher@...nel.crashing.org>,
	Robert Hancock <hancockr@...w.ca>,
	Christian Kujau <lists@...dbynature.de>,
	LKML <linux-kernel@...r.kernel.org>, Ingo Molnar <mingo@...e.hu>,
	Thomas Gleixner <tglx@...utronix.de>,
	john stultz <johnstul@...ibm.com>
Subject: Re: [PATCH] common implementation of iterative div/mod


> It's:
> jeremy@...worth:~/hg/xen/paravirt/linux-x86_64$ gcc -v
> Reading specs from /usr/lib/gcc/x86_64-linux/3.4.4/specs
> Configured with: ../src/configure -v
> --enable-languages=c,c++,java,f77,pascal,objc,ada,treelang --prefix=/usr
> --libexecdir=/usr/lib --with-gxx-include-dir=/usr/include/c++/3.4
> --enable-shared --with-system-zlib --enable-nls
> --without-included-gettext --program-suffix=-3.4 --enable-__cxa_atexit
> --enable-libstdcxx-allocator=mt --enable-clocale=gnu
> --enable-libstdcxx-debug --enable-java-gc=boehm --enable-java-awt=gtk
> --disable-werror x86_64-linux
> Thread model: posix
> gcc version 3.4.4 20050314 (prerelease) (Debian 3.4.3-13)
> 
> I think this is still a supported compiler, isn't it?

Yes. Here's a patch. You probably didn't see problems because you either
don't have a glibc that supports the vdso or none of your programs
gets the timezone from gettimeofday() [that is very obscure obsolete
functionality anyways, normally it should be gotten from the disk locales]

-Andi





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