linux-kernel - Re: [PATCH v3] x86/uprobes: implement x86 specific arch_uprobe_*

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Message-ID: <20120830151146.GA26769@redhat.com>
Date:	Thu, 30 Aug 2012 17:11:46 +0200
From:	Oleg Nesterov <oleg@...hat.com>
To:	Ananth N Mavinakayanahalli <ananth@...ibm.com>
Cc:	Sebastian Andrzej Siewior <bigeasy@...utronix.de>,
	linux-kernel@...r.kernel.org, x86@...nel.org,
	Peter Zijlstra <a.p.zijlstra@...llo.nl>,
	Arnaldo Carvalho de Melo <acme@...stprotocols.net>,
	Roland McGrath <roland@...hat.com>,
	Srikar Dronamraju <srikar@...ux.vnet.ibm.com>,
	stan_shebs@...tor.com
Subject: Re: [PATCH v3] x86/uprobes: implement x86 specific
	arch_uprobe_*_step

On 08/30, Ananth N Mavinakayanahalli wrote:
>
> On Thu, Aug 30, 2012 at 04:37:24PM +0200, Oleg Nesterov wrote:
> >
> > So. We can add "weak arch_uprobe" hooks, fix x86, and after powerpc is
> > merged change both powerpc and x86 in one patch (remove "weak" hooks
> > and move enable/disable into arch_pre/post_xol).
> >
> > Or. We can apply the patch I sent right now, you can fix powerpc later,
> > when it is merged. This all is for 3.7 anyway, and fixup is trivial.
> >
> > I agree either way. Which way do you prefer?
>
> I prefer fixing both together later, just so nothing breaks while intial
> testing, etc.

OK.

Oleg.

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