linux-kernel - Re: [PATCH -next v7 5/6] arm64/mm: Enable ARCH_SUPPORTS_PAGE_TABLE

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Message-ID: <Yna3tc9nnfG9r2aY@arm.com>
Date:   Sat, 7 May 2022 19:17:25 +0100
From:   Catalin Marinas <catalin.marinas@....com>
To:     Tong Tiangen <tongtiangen@...wei.com>
Cc:     Thomas Gleixner <tglx@...utronix.de>,
        Ingo Molnar <mingo@...hat.com>, Borislav Petkov <bp@...en8.de>,
        Dave Hansen <dave.hansen@...ux.intel.com>, x86@...nel.org,
        "H. Peter Anvin" <hpa@...or.com>,
        Pasha Tatashin <pasha.tatashin@...een.com>,
        Anshuman Khandual <anshuman.khandual@....com>,
        Andrew Morton <akpm@...ux-foundation.org>,
        Will Deacon <will@...nel.org>,
        Paul Walmsley <paul.walmsley@...ive.com>,
        Palmer Dabbelt <palmer@...belt.com>,
        Albert Ou <aou@...s.berkeley.edu>,
        linux-kernel@...r.kernel.org, linux-mm@...ck.org,
        linux-arm-kernel@...ts.infradead.org,
        linux-riscv@...ts.infradead.org,
        Kefeng Wang <wangkefeng.wang@...wei.com>,
        Guohanjun <guohanjun@...wei.com>
Subject: Re: [PATCH -next v7 5/6] arm64/mm: Enable
 ARCH_SUPPORTS_PAGE_TABLE_CHECK

On Sat, May 07, 2022 at 11:01:13AM +0000, Tong Tiangen wrote:
> From: Kefeng Wang <wangkefeng.wang@...wei.com>
> 
> As commit d283d422c6c4 ("x86: mm: add x86_64 support for page table check")
> , enable ARCH_SUPPORTS_PAGE_TABLE_CHECK on arm64.
> 
> Add additional page table check stubs for page table helpers, these stubs
> can be used to check the existing page table entries.
> 
> Signed-off-by: Kefeng Wang <wangkefeng.wang@...wei.com>
> Signed-off-by: Tong Tiangen <tongtiangen@...wei.com>
> Reviewed-by: Pasha Tatashin <pasha.tatashin@...een.com>

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