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Commit d70c17d4 authored by Chen Gang's avatar Chen Gang Committed by Linus Torvalds
Browse files

include/linux/hugetlb.h: use bool instead of int for hugepage_migration_supported() 



It is used as a pure bool function within kernel source wide.

Signed-off-by: default avatarChen Gang <gang.chen.5i5j@gmail.com>
Signed-off-by: default avatarAndrew Morton <akpm@linux-foundation.org>
Signed-off-by: default avatarLinus Torvalds <torvalds@linux-foundation.org>
parent 7fab358d

include/linux/hugetlb.h

+3 −3
Original line number Diff line number Diff line
@@ -452,12 +452,12 @@ static inline pgoff_t basepage_index(struct page *page) 


extern void dissolve_free_huge_pages(unsigned long start_pfn,

				     unsigned long end_pfn);

static inline int hugepage_migration_supported(struct hstate *h)

static inline bool hugepage_migration_supported(struct hstate *h)

{

#ifdef CONFIG_ARCH_ENABLE_HUGEPAGE_MIGRATION

	return huge_page_shift(h) == PMD_SHIFT;

#else

	return 0;

	return false;

#endif

}
@@ -519,7 +519,7 @@ static inline pgoff_t basepage_index(struct page *page) 
	return page->index;

}

#define dissolve_free_huge_pages(s, e)	do {} while (0)

#define hugepage_migration_supported(h)	0

#define hugepage_migration_supported(h)	false



static inline spinlock_t *huge_pte_lockptr(struct hstate *h,

					   struct mm_struct *mm, pte_t *pte)