Subject: Re: [patch 1/3] powerpc: Move 64bit VDSO to improve context switch performance

From: Andreas Schwab <[email-masked]>
Date: Fri, 02 Oct 2009 21:14:37 +0200

Anton Blanchard <[email-masked]> writes:

> On 64bit applications the VDSO is the only thing in segment 0. Since the VDSO
> is position independent we can remove the hint and let get_unmapped_area pick
> an area.

This breaks gdb.  The section table in the VDSO image when mapped into
the process no longer contains meaningful values, and gdb rejects it.

Andreas.

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Andreas Schwab, [email-masked]
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