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Date:   Thu, 28 Feb 2019 11:49:35 +0000
From:   Steven Price <>
To:     David Miller <>
Subject: Re: [PATCH v3 20/34] sparc: mm: Add p?d_large() definitions

On 27/02/2019 18:38, David Miller wrote:
> From: Steven Price <>
> Date: Wed, 27 Feb 2019 17:05:54 +0000
>> walk_page_range() is going to be allowed to walk page tables other than
>> those of user space. For this it needs to know when it has reached a
>> 'leaf' entry in the page tables. This information is provided by the
>> p?d_large() functions/macros.
>> For sparc, we don't support large pages, so add stubs returning 0.
>> CC: "David S. Miller" <>
>> CC:
>> Signed-off-by: Steven Price <>
> Sparc does support large pages on 64-bit, just not at this level.  It
> would be nice if the commit message was made more accurate.  

Yes you are right, I fear I only looked at the 32 bit changes when I
wrote the commit message. I'll clarify the difference between 32/64 bit.

> Other than that:
> Acked-by: David S. Miller <>



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