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LoongArch: Fix the !THP build

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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: Huacai Chen <chenhuacai@loongson.cn>
This commit is contained in:
Huacai Chen 2022-06-22 21:56:16 +08:00
parent a111daf0c5
commit 501dcbe495
1 changed files with 5 additions and 5 deletions
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10
arch/loongarch/include/asm/pgtable.h
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@ -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))