From: Robert Love <rml@tech9.net>
To: "Kuppuswamy, " Priyadarshini <Priyadarshini.Kuppuswamy@compaq.com>
Cc: linux-kernel@vger.kernel.org
Subject: Re: system call for finding the number of cpus??
Date: 08 Apr 2002 17:25:08 -0400 [thread overview]
Message-ID: <1018301108.913.167.camel@phantasy> (raw)
In-Reply-To: <6B003D25ADBDE347B5542AFE6A55B42E01A4451A@tayexc13.americas.cpqcorp.net>
On Mon, 2002-04-08 at 17:18, Kuppuswamy, Priyadarshini wrote:
> I have a script that is using the /cpu/procinfo file to determine the
> number of cpus present in the system. But I would like to implement it
> using a system call rather than use the environment variables?? I couldn't
> find a system call for linux that would give me the result. Could anyone
> please let me know if there is one for redhat linux??
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.
Robert Love
next prev parent reply other threads:[~2002-04-08 21:25 UTC|newest]
Thread overview: 20+ messages / expand[flat|nested] mbox.gz Atom feed top
2002-04-08 21:18 system call for finding the number of cpus?? Kuppuswamy, Priyadarshini
2002-04-08 21:25 ` Robert Love [this message]
2002-04-08 21:27 ` Christoph Hellwig
2002-04-08 21:37 ` Mark Hahn
2002-04-08 22:02 ` Dr. David Alan Gilbert
2002-04-11 10:11 ` Rusty Russell
2002-04-08 21:58 ` H. Peter Anvin
2002-04-09 14:28 ` Vince Weaver
2002-04-08 21:51 ` J.A. Magallon
2002-04-08 22:59 ` David Ford
2002-04-08 21:56 ` Davide Libenzi
2002-04-08 21:58 ` J.A. Magallon
2002-04-08 22:08 ` Davide Libenzi
2002-04-09 1:12 ` Nicholas Miell
2002-04-09 15:37 ` Tigran Aivazian
-- strict thread matches above, loose matches on Subject: below --
2002-04-08 21:54 Kuppuswamy, Priyadarshini
2002-04-08 22:05 ` Davide Libenzi
2002-04-08 22:12 ` J.A. Magallon
2002-04-09 5:36 ` Bernd Eckenfels
2002-04-09 15:39 ` Tigran Aivazian
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