Thread (37 messages) 37 messages, 3 authors, 2024-05-29

Re: [RFC PATCH v4 03/16] mm: Provide mm_struct and address to huge_ptep_get()

From: Oscar Salvador <osalvador@suse.de>
Date: 2024-05-28 04:12:32
Also in: linux-mm, lkml

On Mon, May 27, 2024 at 03:30:01PM +0200, Christophe Leroy wrote:
On powerpc 8xx huge_ptep_get() will need to know whether the given
ptep is a PTE entry or a PMD entry. This cannot be known with the
PMD entry itself because there is no easy way to know it from the
content of the entry.

So huge_ptep_get() will need to know either the size of the page
or get the pmd.

In order to be consistent with huge_ptep_get_and_clear(), give
mm and address to huge_ptep_get().

Signed-off-by: Christophe Leroy <redacted>
Reviewed-by: Oscar Salvador <osalvador@suse.de>

 

-- 
Oscar Salvador
SUSE Labs
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