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hugetlb: rename hugepage_migration_support() to ..._supported()

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We already have a function named hugepages_supported(), and the similar
name hugepage_migration_support() is a bit unconfortable, so let's rename
it hugepage_migration_supported().

Signed-off-by: Naoya Horiguchi <n-horiguchi@ah.jp.nec.com>
Acked-by: Hugh Dickins <hughd@google.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
This commit is contained in:
Naoya Horiguchi 2014-06-04 16:10:56 -07:00 committed by Linus Torvalds
parent 1fdb412bd8
commit 100873d7a7
3 changed files with 4 additions and 4 deletions
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4
include/linux/hugetlb.h
View File

@ -397,7 +397,7 @@ static inline pgoff_t basepage_index(struct page *page)
extern void dissolve_free_huge_pages(unsigned long start_pfn, extern void dissolve_free_huge_pages(unsigned long start_pfn,
unsigned long end_pfn); unsigned long end_pfn);
static inline int hugepage_migration_support(struct hstate *h) static inline int hugepage_migration_supported(struct hstate *h)
{ {
#ifdef CONFIG_ARCH_ENABLE_HUGEPAGE_MIGRATION #ifdef CONFIG_ARCH_ENABLE_HUGEPAGE_MIGRATION
return huge_page_shift(h) == PMD_SHIFT; return huge_page_shift(h) == PMD_SHIFT;
@ -453,7 +453,7 @@ static inline pgoff_t basepage_index(struct page *page)
return page->index; return page->index;
} }
#define dissolve_free_huge_pages(s, e) do {} while (0) #define dissolve_free_huge_pages(s, e) do {} while (0)
#define hugepage_migration_support(h) 0 #define hugepage_migration_supported(h) 0
static inline spinlock_t *huge_pte_lockptr(struct hstate *h, static inline spinlock_t *huge_pte_lockptr(struct hstate *h,
struct mm_struct *mm, pte_t *pte) struct mm_struct *mm, pte_t *pte)

2
mm/hugetlb.c
View File

@ -544,7 +544,7 @@ static struct page *dequeue_huge_page_node(struct hstate *h, int nid)
/* Movability of hugepages depends on migration support. */ /* Movability of hugepages depends on migration support. */
static inline gfp_t htlb_alloc_mask(struct hstate *h) static inline gfp_t htlb_alloc_mask(struct hstate *h)
{ {
if (hugepages_treat_as_movable || hugepage_migration_support(h)) if (hugepages_treat_as_movable || hugepage_migration_supported(h))
return GFP_HIGHUSER_MOVABLE; return GFP_HIGHUSER_MOVABLE;
else else
return GFP_HIGHUSER; return GFP_HIGHUSER;

2
mm/migrate.c
View File

@ -1039,7 +1039,7 @@ static int unmap_and_move_huge_page(new_page_t get_new_page,
* tables or check whether the hugepage is pmd-based or not before * tables or check whether the hugepage is pmd-based or not before
* kicking migration. * kicking migration.
*/ */
if (!hugepage_migration_support(page_hstate(hpage))) { if (!hugepage_migration_supported(page_hstate(hpage))) {
putback_active_hugepage(hpage); putback_active_hugepage(hpage);
return -ENOSYS; return -ENOSYS;
} }