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In-Reply-To: <200411042318.iA4NICiH027518@magilla.sf.frob.com>
To: Roland McGrath <roland@redhat.com>
Cc: libc-hacker@sources.redhat.com, Benjamin Herrenschmidt <benh@au1.ibm.com>,
        Alan Modra <amodra@bigpond.net.au>, libc-alpha@sources.redhat.com
MIME-Version: 1.0
Subject: Re: Questions about VDSO
From: Steve Munroe <sjmunroe@us.ibm.com>
Message-ID: <OF0ACADE79.C3831400-ON86256F43.0058A812-86256F43.005919F6@us.ibm.com>
Date: Fri, 05 Nov 2004 16:13:00 -0000
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X-SW-Source: 2004-11/txt/msg00015.txt.bz2

Roland McGrath <roland@redhat.com> wrote on 11/04/2004 05:18:12 PM:

> If you are not providing a syscall entry point, then you should not 
define
> AT_SYSINFO at all, since its meaning (as used so far) is to be the 
syscall
> entry point.  You have a vdso with no syscall entry point, just define
> AT_SYSINFO_EHDR.
> 

OK I'll work up a patch to enable AT_SYSINFO_EHDR only support of 
starters. Then enable powerpc32/powerpc64 to use it.

Steven J. Munroe
Linux on Power Toolchain Architect
IBM Corporation, Linux Technology Center