[PATCH 1/3] arm64: mm: Add p?d_large() definitions

Steven Price steven.price at arm.com
Mon Jul 1 20:03:51 AEST 2019


On 01/07/2019 10:27, Will Deacon wrote:
> Hi Nick,
> 
> On Sun, Jun 23, 2019 at 07:44:44PM +1000, Nicholas Piggin wrote:
>> 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 will be provided by the
>> p?d_large() functions/macros.
> 
> I can't remember whether or not I asked this before, but why not call
> this macro p?d_leaf() if that's what it's identifying? "Large" and "huge"
> are usually synonymous, so I find this naming needlessly confusing based
> on this patch in isolation.

Hi Will,

You replied to my posting of this patch before[1], to which you said:

> I've have thought p?d_leaf() might match better with your description
> above, but I'm not going to quibble on naming.

Have you changed your mind about quibbling? ;)

Steve

[1]
https://lore.kernel.org/lkml/20190611153650.GB4324@fuggles.cambridge.arm.com/


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