Subject: Re: system calls
From: Rodrigo Ramos <rodrigo.ramos@triforsec.com.br>
To: Robert Love <rml@novell.com>
Cc: linux-kernel@vger.kernel.org
In-Reply-To: <1107020858.11159.15.camel@localhost>
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	 <1107020858.11159.15.camel@localhost>
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Date: Mon, 31 Jan 2005 09:04:19 -0300
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Hi Robert,

Thank you very much for your help. It really helped me.
When a say groups a mean classes like File Structure, Process Related
and etc. But I already got what I needed... Once again Thank you very
much.

Best Regards,
Rodrigo Ramos
http://www.triforsec.com.br

On Sat, 2005-01-29 at 14:47, Robert Love wrote:
> On Sat, 2005-01-29 at 10:53 -0300, Rodrigo Ramos wrote:
>=20
> > I would like to know how many groups of system calls are there at Linux
> > 2.4 and 2.6? Where can I find these informations in the Kernel?
>=20
> I don't know what you mean by groups (a nonempty set G with binary
> operation * s.t. G is associativity, there exists e in G s.t. e*a=3Da*e=
=3Da,
> and there exists i in G s.t. i*b=3Db*i=3De?).
>=20
> System calls are implemented per-architecture.  You can see the list at
> the bottom of arch/i386/kernel/entry.S.  There is about 290.
>=20
> System calls are prefixed by "sys_".  Thus, read(2) is implemented in
> the kernel as sys_read().  It, for example, can be found in
> fs/read_write.c.
>=20
> Hope this helps.
>=20
> 	Robert Love
>=20
>=20
>=20
>=20

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