Commit 177bd2a9 authored by Matthew Wilcox (Oracle)'s avatar Matthew Wilcox (Oracle)
Browse files

mips: Make pmd_pfn() available in all configurations 



Whether or not the platform supports PMD sized pages, we need to
provide pmd_pfn() for an upcoming patch.

Signed-off-by: default avatarMatthew Wilcox (Oracle) <willy@infradead.org>
parent 7106c51e

arch/mips/include/asm/pgtable.h

+5 −5
Original line number Diff line number Diff line
@@ -86,6 +86,11 @@ extern void paging_init(void); 
 */

#define pmd_phys(pmd)		virt_to_phys((void *)pmd_val(pmd))



static inline unsigned long pmd_pfn(pmd_t pmd)

{

	return pmd_val(pmd) >> _PFN_SHIFT;

}



#ifndef CONFIG_MIPS_HUGE_TLB_SUPPORT

#define pmd_page(pmd)		(pfn_to_page(pmd_phys(pmd) >> PAGE_SHIFT))

#endif /* CONFIG_MIPS_HUGE_TLB_SUPPORT */
@@ -422,11 +427,6 @@ static inline int pmd_write(pmd_t pmd) 
	return !!(pmd_val(pmd) & _PAGE_WRITE);

}



static inline unsigned long pmd_pfn(pmd_t pmd)

{

	return pmd_val(pmd) >> _PFN_SHIFT;

}



static inline struct page *pmd_page(pmd_t pmd)

{

	if (pmd_val(pmd) & _PAGE_HUGE)