linux-kernel - Re: [PATCH 1/2] hw-breakpoints: Accept breakpoints on NULL address

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Message-ID: <4B7DB266.10105@intcomgrp.com>
Date:	Thu, 18 Feb 2010 16:34:30 -0500
From:	James Kosin <jkosin@...comgrp.com>
To:	linux-kernel@...r.kernel.org
Subject: Re: [PATCH 1/2] hw-breakpoints: Accept breakpoints on NULL address

On 2/18/2010 4:20 PM, Roland McGrath wrote:
> Setting a watchpoint on address 0 seems like an entirely reasonable thing
> to do.  This change looks right to me.
> 
> Thanks,
> Roland

Okay with me.  Most platforms use address 0x0000 for the RESET vector.
Nice to catch; only problem was if it was a true RESET the information
is gone anyway.
If not a true RESET, the caller tried to call a function at 0x0000 which
then really isn't allowed under most circumstances.

James
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