linux-kernel - Re: [PATCH] arm64: add the ability to hook the fault code

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Message-ID: <20140620083946.GF25104@arm.com>
Date:	Fri, 20 Jun 2014 09:39:47 +0100
From:	Will Deacon <will.deacon@....com>
To:	Neil Zhang <zhangwm@...vell.com>
Cc:	Catalin Marinas <Catalin.Marinas@....com>,
	"linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>,
	"linux-arm-kernel@...ts.infradead.org" 
	<linux-arm-kernel@...ts.infradead.org>
Subject: Re: [PATCH] arm64: add the ability to hook the fault code

On Fri, Jun 20, 2014 at 09:33:59AM +0100, Neil Zhang wrote:
> 
> > -----Original Message-----
> > From: Will Deacon [mailto:will.deacon@....com]
> > Sent: 2014年6月20日 16:26
> > To: Neil Zhang
> > Cc: Catalin Marinas; linux-arm-kernel@...ts.infradead.org;
> > linux-kernel@...r.kernel.org
> > Subject: Re: [PATCH] arm64: add the ability to hook the fault code
> > 
> > On Thu, Jun 19, 2014 at 11:54:56AM +0100, Neil Zhang wrote:
> > > Add the ability to hook the fault code for future use.
> > 
> > Do you have a user for this in the kernel tree? I'd rather add the hook with
> > the first user, if it doesn't exist already.
> > 
> 
> Marvell Soc has a feature to use the external abort.
> I didn't submit it since it's a private feature.

In which case, let's wait until we have a user of this in the mainline tree.

Will
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