Commit 501dcbe4 authored by Huacai Chen's avatar Huacai Chen
Browse files

LoongArch: Fix the !THP build 



Fix the !THP build by making pmd_pfn() available in all configurations.
Because pmd_pfn() is used in mm/page_vma_mapped.c whether or not THP is
configured.

Signed-off-by: default avatarHuacai Chen <chenhuacai@loongson.cn>
parent a111daf0

arch/loongarch/include/asm/pgtable.h

+5 −5
Original line number Diff line number Diff line
@@ -426,6 +426,11 @@ static inline void update_mmu_cache_pmd(struct vm_area_struct *vma, 


#define kern_addr_valid(addr)	(1)



static inline unsigned long pmd_pfn(pmd_t pmd)

{

	return (pmd_val(pmd) & _PFN_MASK) >> _PFN_SHIFT;

}



#ifdef CONFIG_TRANSPARENT_HUGEPAGE



/* We don't have hardware dirty/accessed bits, generic_pmdp_establish is fine.*/
@@ -497,11 +502,6 @@ static inline pmd_t pmd_mkyoung(pmd_t pmd) 
	return pmd;

}



static inline unsigned long pmd_pfn(pmd_t pmd)

{

	return (pmd_val(pmd) & _PFN_MASK) >> _PFN_SHIFT;

}



static inline struct page *pmd_page(pmd_t pmd)

{

	if (pmd_trans_huge(pmd))