x86/mm/pat: Convert split_large_page() to use ptdescs

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Use the ptdesc APIs for all page table allocation and free sites to
allow their separate allocation from struct page in the future.

Update split_large_page() to allocate a ptdesc instead of allocating a
page for use as a page table.

Signed-off-by: Vishal Moola (Oracle) <vishal.moola@gmail.com>
Signed-off-by: Dave Hansen <dave.hansen@linux.intel.com>
Acked-by: Mike Rapoport (Microsoft) <rppt@kernel.org>
Link: https://patch.msgid.link/20260303194828.1406905-5-vishal.moola@gmail.com

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Vishal Moola (Oracle) 2026-03-03 11:48:27 -08:00 • committed by Dave Hansen

parent b2203a9bf5

commit e751303e0a

1 changed files with 7 additions and 6 deletions

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arch/x86/mm/pat/set_memory.c

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