linux-kernel - Re: [PATCH] arm64: remove dead code

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Message-ID: <20150717094549.GF18994@arm.com>
Date:	Fri, 17 Jul 2015 10:45:49 +0100
From:	Will Deacon <will.deacon@....com>
To:	Ard Biesheuvel <ard.biesheuvel@...aro.org>
Cc:	"msalter@...hat.com" <msalter@...hat.com>,
	Takahiro Akashi <takahiro.akashi@...aro.org>,
	Geoff Levand <geoff@...radead.org>,
	Catalin Marinas <Catalin.Marinas@....com>,
	Mark Rutland <Mark.Rutland@....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: remove dead code

On Fri, Jul 17, 2015 at 07:50:30AM +0100, Ard Biesheuvel wrote:
> (use Geoff's correct email address)
> 
> On 17 July 2015 at 08:49, Ard Biesheuvel <ard.biesheuvel@...aro.org> wrote:
> > (adding Geoff and Takahiro)
> >
> > On 16 July 2015 at 19:58, Mark Salter <msalter@...hat.com> wrote:
> >> Commit 68234df4ea79 ("arm64: kill flush_cache_all()") removed
> >> soft_reset() from the kernel. This was the only caller of
> >> setup_mm_for_reboot(), so remove that also.
> >>
> >
> > I am wondering if setup_mm_for_reboot() is being used in the kexec
> > patches. Perhaps we should check that before removing it.

Well, given that I can't see any kexec patches on the radar for 4.3, I'm
happy to merge this clean-up and Geoff can reintroduce the function in
his series if he needs it.

Will
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