[RFC V1 06/16] arm64/mm: Convert READ_ONCE() as pudp_get() while accessing PUD

David Hildenbrand (Arm) david at kernel.org
Wed Apr 15 03:32:26 PDT 2026


On 4/10/26 06:50, Anshuman Khandual wrote:
> 
> 
> On 08/04/26 5:45 PM, David Hildenbrand (Arm) wrote:
>> On 2/24/26 06:11, Anshuman Khandual wrote:
>>> Convert all READ_ONCE() based PUD accesses as pudp_get() instead which will
>>> support both D64 and D128 translation regime going forward.
>>>
>>> Cc: Catalin Marinas <catalin.marinas at arm.com>
>>> Cc: Will Deacon <will at kernel.org>
>>> Cc: Ryan Roberts <ryan.roberts at arm.com>
>>> Cc: Mark Rutland <mark.rutland at arm.com>
>>> Cc: linux-arm-kernel at lists.infradead.org
>>> Cc: linux-kernel at vger.kernel.org
>>> Cc: kasan-dev at googlegroups.com
>>> Signed-off-by: Anshuman Khandual <anshuman.khandual at arm.com>
>>> ---
>>
>> I was wondering for a second whether it would be better to structure
>> this as "convert READ_ONCE to use pxxxp_get() in fault.c" instead,
>> essentially, to touch each file only once.
> 
> But will not that create too many patches ?

Good for your patch count? :)

-- 
Cheers,

David



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