Re: system call for finding the number of cpus??
H. Peter Anvin (hpa@zytor.com)
8 Apr 2002 14:58:44 -0700
Followup to: <20020408222742.A28352@infradead.org>
By author: Christoph Hellwig <hch@infradead.org>
In newsgroup: linux.dev.kernel
>
> On Mon, Apr 08, 2002 at 05:25:08PM -0400, Robert Love wrote:
> > Linux does not implement such a syscall. Note
> >
> > cat /proc/cpuinfo | grep processor | wc -l
> >
> > works and is simple; you do not have to do it via script - execute it in
> > your C program, save the one-line output, and atoi() it.
>
> I guess there is at least one architecture on which it breaks..
> See http://people.nl.linux.org/~hch/cpuinfo/ for details.
>
Then that architecture should be fixed.
-hpa
--
<hpa@transmeta.com> at work, <hpa@zytor.com> in private!
"Unix gives you enough rope to shoot yourself in the foot."
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