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Date:   Wed, 10 Oct 2018 18:08:58 +0100
From:   Catalin Marinas <catalin.marinas@arm.com>
To:     Will Deacon <will.deacon@arm.com>
Cc:     Punit Agrawal <punit.agrawal@arm.com>,
        Jonathan Corbet <corbet@lwn.net>, steve.capper@arm.com,
        Randy Dunlap <rdunlap@infradead.org>,
        linux-doc@vger.kernel.org, linux-kernel@vger.kernel.org,
        linux-arm-kernel@lists.infradead.org
Subject: Re: [PATCH v2] Documentation/arm64: HugeTLB page implementation
Message-ID: <20181010170857.GF212880@arrakis.emea.arm.com>
References: <97e4e5fb-24ed-0545-414a-6a0c0116e6b8@infradead.org>
 <20181008100355.31820-1-punit.agrawal@arm.com>
 <67f4ceb7-d41c-ab7a-4d5e-c147dadf6860@infradead.org>
 <87ftxf7812.fsf@e105922-lin.cambridge.arm.com>
 <20181009115049.GA6248@arm.com>
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On Tue, Oct 09, 2018 at 12:50:49PM +0100, Will Deacon wrote:
> On Tue, Oct 09, 2018 at 11:02:01AM +0100, Punit Agrawal wrote:
> > Randy Dunlap <rdunlap@infradead.org> writes:
> > 
> > > On 10/8/18 3:03 AM, Punit Agrawal wrote:
> > >> Arm v8 architecture supports multiple page sizes - 4k, 16k and
> > >> 64k. Based on the active page size, the Linux port supports
> > >> corresponding hugepage sizes at PMD and PUD(4k only) levels.
> > >> 
> > >> In addition, the architecture also supports caching larger sized
> > >> ranges (composed of multiple entries) at the PTE and PMD level in the
> > >> TLBs using the contiguous bit. The Linux port makes use of this
> > >> architectural support to enable additional hugepage sizes.
> > >> 
> > >> Describe the two different types of hugepages supported by the arm64
> > >> kernel and the hugepage sizes enabled by each.
> > >> 
> > >> Signed-off-by: Punit Agrawal <punit.agrawal@arm.com>
> > >> Cc: Catalin Marinas <catalin.marinas@arm.com>
> > >> Cc: Will Deacon <will.deacon@arm.com>
> > >> Cc: Jonathan Corbet <corbet@lwn.net>
> > >
> > > Acked-by: Randy Dunlap <rdunlap@infradead.org>
> > 
> > Thanks!
> > 
> > Catalin, Will - I assume you'll pick this up at some point? Or do arm64
> > documentation patches get routed by another tree?
> 
> Acked-by: Will Deacon <will.deacon@arm.com>
> 
> Catalin can pick this up for 4.20.

Done.

-- 
Catalin