Unverified Commit 141682f5 authored by Nanyong Sun's avatar Nanyong Sun Committed by Palmer Dabbelt
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riscv: mm: make pmd_bad() check leaf condition 



In the definition in Documentation/vm/arch_pgtable_helpers.rst,
pmd_bad() means test a non-table mapped PMD, so it should also
return true when it is a leaf page.

Signed-off-by: default avatarNanyong Sun <sunnanyong@huawei.com>
Signed-off-by: default avatarPalmer Dabbelt <palmerdabbelt@google.com>
parent f5397c3e

arch/riscv/include/asm/pgtable.h

+1 −1
Original line number Diff line number Diff line
@@ -184,7 +184,7 @@ static inline int pmd_none(pmd_t pmd) 


static inline int pmd_bad(pmd_t pmd)

{

	return !pmd_present(pmd);

	return !pmd_present(pmd) || (pmd_val(pmd) & _PAGE_LEAF);

}



#define pmd_leaf	pmd_leaf