linux-kernel - RE: [patch 1/2] x86, ptrace: add version and last remaining sizeto status command

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Message-ID: <029E5BE7F699594398CA44E3DDF55444012EB6BB@swsmsx413.ger.corp.intel.com>
Date:	Tue, 8 Jan 2008 10:17:05 -0000
From:	"Metzger, Markus T" <markus.t.metzger@...el.com>
To:	"Ingo Molnar" <mingo@...e.hu>
Cc:	<ak@...e.de>, <hpa@...or.com>, <linux-kernel@...r.kernel.org>,
	<tglx@...utronix.de>, <markus.t.metzger@...il.com>,
	"Siddha, Suresh B" <suresh.b.siddha@...el.com>,
	<roland@...hat.com>, <akpm@...ux-foundation.org>,
	<mtk.manpages@...il.com>, "Ulrich Drepper" <drepper@...hat.com>
Subject: RE: [patch 1/2] x86, ptrace: add version and last remaining sizeto status command

>-----Original Message-----
>From: Ingo Molnar [mailto:mingo@...e.hu] 
>Sent: Dienstag, 8. Januar 2008 10:50

>please dont use shorts. Lets just us bts_size and no version 
>at all, ok? 

OK.

We need to be careful to add the positive and negative flag for new
features. Otherwise, we cannot distinguish between the default and the
absence of that feature.

>and while at it, how about using u32/u64 for the fields (that's how we 

OK.

>expose ABIs, even if we know that 'unsigned int' is always 32-bit on 
>x86), and add support for COMPAT as well?

COMPAT should already work.

regards,
markus.
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