Date: Tue, 17 Apr 2018 21:56:02 +0200 From: Arnd Bergmann <arnd@...db.de> To: Mark Rutland <mark.rutland@....com> Cc: Linux ARM <linux-arm-kernel@...ts.infradead.org>, Catalin Marinas <catalin.marinas@....com>, cdall@...nel.org, drjones@...hat.com, kvmarm@...ts.cs.columbia.edu, linux-arch <linux-arch@...r.kernel.org>, Marc Zyngier <marc.zyngier@....com>, Ramana Radhakrishnan <ramana.radhakrishnan@....com>, Suzuki K Poulose <suzuki.poulose@....com>, Will Deacon <will.deacon@....com>, Linux Kernel Mailing List <linux-kernel@...r.kernel.org>, Adam Wallis <awallis@...eaurora.org>, Kernel Hardening <kernel-hardening@...ts.openwall.com> Subject: Re: [PATCHv3 06/11] asm-generic: mm_hooks: allow hooks to be overridden individually On Tue, Apr 17, 2018 at 8:37 PM, Mark Rutland <mark.rutland@....com> wrote: > Currently, an architecture must either implement all of the mm hooks > itself, or use all of those provided by the asm-generic implementation. > When an architecture only needs to override a single hook, it must copy > the stub implementations from the asm-generic version. > > To avoid this repetition, allow each hook to be overridden indiviually, > by placing each under an #ifndef block. As architectures providing their > own hooks can't include this file today, this shouldn't adversely affect > any existing hooks. > > Signed-off-by: Mark Rutland <mark.rutland@....com> > Cc: Arnd Bergmann <arnd@...db.de> > Cc: linux-arch@...r.kernel.org Acked-by: Arnd Bergmann <arnd@...db.de>
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