Messages in this thread Patch in this message | | | From | Hongchen Zhang <> | Subject | [PATCH] MIPS: fix pmd_mkinvalid | Date | Tue, 31 May 2022 12:36:09 +0800 |
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pmd_mkinvalid should not clear dirty flag,otherwise the pmd dirty flag,it's ok to just clear _PAGE_VALID.
Signed-off-by: Hongchen Zhang <zhanghongchen@loongson.cn> --- arch/mips/include/asm/pgtable.h | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/arch/mips/include/asm/pgtable.h b/arch/mips/include/asm/pgtable.h index 374c632..d30a186 100644 --- a/arch/mips/include/asm/pgtable.h +++ b/arch/mips/include/asm/pgtable.h @@ -698,7 +698,7 @@ static inline pmd_t pmd_modify(pmd_t pmd, pgprot_t newprot) static inline pmd_t pmd_mkinvalid(pmd_t pmd) { - pmd_val(pmd) &= ~(_PAGE_PRESENT | _PAGE_VALID | _PAGE_DIRTY); + pmd_val(pmd) &= ~_PAGE_VALID; return pmd; } -- 1.8.3.1
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