From 2a4b3ded5c76fbe373d6415b1b3ad4841f15c9bd Mon Sep 17 00:00:00 2001 From: Harvey Harrison Date: Sat, 18 Oct 2008 20:27:06 -0700 Subject: [PATCH] mm: hugetlb.c make functions static, use NULL rather than 0 mm/hugetlb.c:265:17: warning: symbol 'resv_map_alloc' was not declared. Should it be static? mm/hugetlb.c:277:6: warning: symbol 'resv_map_release' was not declared. Should it be static? mm/hugetlb.c:292:9: warning: Using plain integer as NULL pointer mm/hugetlb.c:1750:5: warning: symbol 'unmap_ref_private' was not declared. Should it be static? Signed-off-by: Harvey Harrison Acked-by: Andy Whitcroft Signed-off-by: Andrew Morton Signed-off-by: Linus Torvalds --- mm/hugetlb.c | 12 +++++------- 1 file changed, 5 insertions(+), 7 deletions(-) diff --git a/mm/hugetlb.c b/mm/hugetlb.c index 2fc7fddd9b1f..ab79cd4dd23c 100644 --- a/mm/hugetlb.c +++ b/mm/hugetlb.c @@ -262,7 +262,7 @@ struct resv_map { struct list_head regions; }; -struct resv_map *resv_map_alloc(void) +static struct resv_map *resv_map_alloc(void) { struct resv_map *resv_map = kmalloc(sizeof(*resv_map), GFP_KERNEL); if (!resv_map) @@ -274,7 +274,7 @@ struct resv_map *resv_map_alloc(void) return resv_map; } -void resv_map_release(struct kref *ref) +static void resv_map_release(struct kref *ref) { struct resv_map *resv_map = container_of(ref, struct resv_map, refs); @@ -289,7 +289,7 @@ static struct resv_map *vma_resv_map(struct vm_area_struct *vma) if (!(vma->vm_flags & VM_SHARED)) return (struct resv_map *)(get_vma_private_data(vma) & ~HPAGE_RESV_MASK); - return 0; + return NULL; } static void set_vma_resv_map(struct vm_area_struct *vma, struct resv_map *map) @@ -1747,10 +1747,8 @@ void unmap_hugepage_range(struct vm_area_struct *vma, unsigned long start, * from other VMAs and let the children be SIGKILLed if they are faulting the * same region. */ -int unmap_ref_private(struct mm_struct *mm, - struct vm_area_struct *vma, - struct page *page, - unsigned long address) +static int unmap_ref_private(struct mm_struct *mm, struct vm_area_struct *vma, + struct page *page, unsigned long address) { struct vm_area_struct *iter_vma; struct address_space *mapping;