Unverified Commit 3133287b authored Feb 20, 2020 by Alexandre Ghiti Committed by Palmer Dabbelt Mar 05, 2020

riscv: Use pd_leaf macros to define pd_huge



The newly introduced p*d_leaf macros allow to check if an entry of the
page table map to a physical page instead of the next level. To avoid
duplication of code, use those macros to determine if a page table entry
points to a hugepage.

Suggested-by: Paul Walmsley <paul.walmsley@sifive.com>
Signed-off-by: Alexandre Ghiti <alex@ghiti.fr>
Reviewed-by: Anup Patel <anup@brainfault.org>
Signed-off-by: Palmer Dabbelt <palmerdabbelt@google.com>

parent abc71bf0

arch/riscv/mm/hugetlbpage.c

+2 −4

Original line number	Diff line number	Diff line
		@@ -4,14 +4,12 @@

		int pud_huge(pud_t pud)
		{
		return pud_present(pud) &&
		(pud_val(pud) & (_PAGE_READ \| _PAGE_WRITE \| _PAGE_EXEC));
		return pud_leaf(pud);
		}

		int pmd_huge(pmd_t pmd)
		{
		return pmd_present(pmd) &&
		(pmd_val(pmd) & (_PAGE_READ \| _PAGE_WRITE \| _PAGE_EXEC));
		return pmd_leaf(pmd);
		}

		static __init int setup_hugepagesz(char *opt)

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