linux-kernel - Re: [PATCH 1/6] arm64, vdso: Define vdso

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Date:   Tue, 6 Jun 2017 10:49:48 +0100
From:   Will Deacon <will.deacon@....com>
To:     Catalin Marinas <catalin.marinas@....com>
Cc:     Kees Cook <keescook@...omium.org>,
        Andrew Morton <akpm@...ux-foundation.org>,
        Jisheng Zhang <jszhang@...vell.com>,
        linux-kernel@...r.kernel.org
Subject: Re: [PATCH 1/6] arm64, vdso: Define vdso_{start,end} as array

On Tue, Jun 06, 2017 at 10:43:52AM +0100, Catalin Marinas wrote:
> On Mon, Jun 05, 2017 at 09:52:30PM -0700, Kees Cook wrote:
> > Adjust vdso_{start|end} to be char arrays to avoid compile-time analysis
> > that flags "too large" memcmp() calls with CONFIG_FORTIFY_SOURCE.
> > 
> > Suggested-by: Mark Rutland <mark.rutland@....com>
> > Signed-off-by: Kees Cook <keescook@...omium.org>
> > Cc: Catalin Marinas <catalin.marinas@....com>
> > Cc: Will Deacon <will.deacon@....com>
> > Cc: Jisheng Zhang <jszhang@...vell.com>
> 
> Acked-by: Catalin Marinas <catalin.marinas@....com>

Kees -- I'm assuming this series is going via some other tree, but let me
know if you want this patch to go via arm64.

Will