linux-kernel - Re: [PATCH] arm64: Move jump_label_init() before parse_early

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Message-ID: <CAG_fn=UhdoyWjFPxdFOJ7XFRHb62RErxFjOKnFeHtMJWTib7pg@mail.gmail.com>
Date:   Fri, 28 Jun 2019 11:26:34 +0200
From:   Alexander Potapenko <glider@...gle.com>
To:     Catalin Marinas <catalin.marinas@....com>
Cc:     Kees Cook <keescook@...omium.org>,
        LKML <linux-kernel@...r.kernel.org>, Qian Cai <cai@....pw>,
        Ard Biesheuvel <ard.biesheuvel@...aro.org>,
        Andrew Morton <akpm@...ux-foundation.org>, will@...nel.org
Subject: Re: [PATCH] arm64: Move jump_label_init() before parse_early_param()

On Thu, Jun 27, 2019 at 6:25 PM Catalin Marinas <catalin.marinas@....com> wrote:
>
> On Thu, Jun 27, 2019 at 08:58:03AM -0700, Kees Cook wrote:
> > On Thu, Jun 27, 2019 at 09:02:08AM +0100, Catalin Marinas wrote:
> > > On Wed, Jun 26, 2019 at 01:51:15PM -0700, Kees Cook wrote:
> > > > This moves arm64 jump_label_init() from smp_prepare_boot_cpu() to
> > > > setup_arch(), as done already on x86, in preparation from early param
> > > > usage in the init_on_alloc/free() series:
> > > > https://lkml.kernel.org/r/1561572949.5154.81.camel@lca.pw
> > >
> > > This looks fine to me. Is there any other series to be merged soon that
> > > depends on this patch (the init_on_alloc/fail one)? If not, I can queue
> > > it for 5.3.
> >
> > Yes, but that series will be in 5.3 also, so there's rush for 5.2. Do
> > you want Alexander (via akpm) to include it in his series instead of it going
> > through the arm64 tree?
>
> It's pretty late for 5.2, especially since it hasn't had extensive
> testing (though I'm fairly sure it won't break). Anyway, it's better if
> it goes together with Alexander's series.
Am I understanding right this is already covered by Kees having sent
his patch to -mm tree and I don't need to explicitly include it into
my series?
> Acked-by: Catalin Marinas <catalin.marinas@....com>



-- 
Alexander Potapenko
Software Engineer

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