linux-kernel - Re: [PATCH] mm: Generalize ARCH_HAS_FILTER

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Date:   Tue, 11 Jan 2022 10:19:22 +0000
From:   Catalin Marinas <catalin.marinas@....com>
To:     Anshuman Khandual <anshuman.khandual@....com>
Cc:     linux-mm@...ck.org, Will Deacon <will@...nel.org>,
        Thomas Gleixner <tglx@...utronix.de>,
        Ingo Molnar <mingo@...hat.com>,
        "H. Peter Anvin" <hpa@...or.com>,
        Andrew Morton <akpm@...ux-foundation.org>,
        linux-arm-kernel@...ts.infradead.org, x86@...nel.org,
        linux-kernel@...r.kernel.org
Subject: Re: [PATCH] mm: Generalize ARCH_HAS_FILTER_PGPROT

On Mon, Jan 10, 2022 at 12:11:36PM +0530, Anshuman Khandual wrote:
> ARCH_HAS_FILTER_PGPROT config has duplicate definitions on platforms that
> subscribe it. Instead make it a generic config option which can be selected
> on applicable platforms when required.
> 
> Cc: Catalin Marinas <catalin.marinas@....com>
> Cc: Will Deacon <will@...nel.org>
> Cc: Thomas Gleixner <tglx@...utronix.de>
> Cc: Ingo Molnar <mingo@...hat.com>
> Cc: "H. Peter Anvin" <hpa@...or.com>
> Cc: Andrew Morton <akpm@...ux-foundation.org>
> Cc: linux-arm-kernel@...ts.infradead.org
> Cc: x86@...nel.org
> Cc: linux-mm@...ck.org
> Cc: linux-kernel@...r.kernel.org
> Signed-off-by: Anshuman Khandual <anshuman.khandual@....com>

Assuming this goes in via the mm tree, for arm64:

Acked-by: Catalin Marinas <catalin.marinas@....com>