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Re: Questions about VDSO
- From: Steve Munroe <sjmunroe at us dot ibm dot com>
- To: Roland McGrath <roland at redhat dot com>
- Cc: libc-hacker at sources dot redhat dot com, Benjamin Herrenschmidt <benh at au1 dot ibm dot com>, Alan Modra <amodra at bigpond dot net dot au>, libc-alpha at sources dot redhat dot com
- Date: Fri, 5 Nov 2004 10:13:12 -0600
- Subject: Re: Questions about VDSO
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