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Date: Fri, 21 Oct 2011 20:37:00 -0000
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From: Mark Kettenis <mark.kettenis@xs4all.nl>
To: uweigand@de.ibm.com
CC: gdb-patches@sourceware.org, binutils@sourceware.org
In-reply-to: <201110211856.p9LIu92B012443@d06av02.portsmouth.uk.ibm.com>	(uweigand@de.ibm.com)
Subject: Re: [rfc][1/3] Remote core file generation: BFD support
References:  <201110211856.p9LIu92B012443@d06av02.portsmouth.uk.ibm.com>
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X-SW-Source: 2011-10/txt/msg00607.txt.bz2

> 
> Hello,
> 
> when implementing support for core file generation with remote targets
> in GDB I ran into the problem that the elfcore_write_prpsinfo and
> elfcore_write_prstatus are only defined for native targets.  This is
> even though they could be implemented for remote targets if the
> back-end provides the backend_write_core_note callback.
> 
> The following patch provides those functions unconditionally, so that
> they can use the back-end callback if present, and return NULL to
> signal failure if the callback is not available.
> 
> The patch in addition implements the callback for ARM Linux.

There's a bit of a problem with this diff.  You're installing the
callback into the generic ARM vector, but the notes you're writing out
are (almost certainly) Linux-specific.