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x86/mm: Remove the arch-specific p4d_leaf() definition

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P4D huge pages are not supported yet, let's use the generic definition
in <linux/pgtable.h>.

[ mingo: Cleaned up the changelog. ]

Signed-off-by: Baoquan He <bhe@redhat.com>
Signed-off-by: Ingo Molnar <mingo@kernel.org>
Reviewed-by: Oscar Salvador <osalvador@suse.de>
Link: https://lore.kernel.org/r/20250331081327.256412-7-bhe@redhat.com
This commit is contained in:
Baoquan He
2025-03-31 16:13:26 +08:00
committed by Ingo Molnar
parent b0510ac74e
commit c083eff324
1 changed files with 0 additions and 7 deletions
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7
arch/x86/include/asm/pgtable.h
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@@ -292,13 +292,6 @@ static inline unsigned long pgd_pfn(pgd_t pgd)
return (pgd_val(pgd) & PTE_PFN_MASK) >> PAGE_SHIFT;
}
#define p4d_leaf p4d_leaf
static inline bool p4d_leaf(p4d_t p4d)
{
/* No 512 GiB pages yet */
return 0;
}
#define pte_page(pte) pfn_to_page(pte_pfn(pte))
#define pmd_leaf pmd_leaf