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authorPeter Xu <peterx@redhat.com>2021-11-05 13:41:17 -0700
committerLinus Torvalds <torvalds@linux-foundation.org>2021-11-06 13:30:38 -0700
commit73c54763482b841d9c14bad87eec98f80f700e0b (patch)
tree629dc7938941e6c35d9eec7d85c5f7f2042c9811
parent4966455d9100236fd6dd72b0cd00818435fdb25d (diff)
downloadlinux-73c54763482b841d9c14bad87eec98f80f700e0b.tar.gz
mm/hugetlb: drop __unmap_hugepage_range definition from hugetlb.h
Remove __unmap_hugepage_range() from the header file, because it is only
used in hugetlb.c.

Link: https://lkml.kernel.org/r/20210917165108.9341-1-peterx@redhat.com
Signed-off-by: Peter Xu <peterx@redhat.com>
Suggested-by: Mike Kravetz <mike.kravetz@oracle.com>
Reviewed-by: Mike Kravetz <mike.kravetz@oracle.com>
Reviewed-by: John Hubbard <jhubbard@nvidia.com>
Reviewed-by: Muchun Song <songmuchun@bytedance.com>
Reviewed-by: David Hildenbrand <david@redhat.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
-rw-r--r--include/linux/hugetlb.h10
-rw-r--r--mm/hugetlb.c6
2 files changed, 3 insertions, 13 deletions
diff --git a/include/linux/hugetlb.h b/include/linux/hugetlb.h
index 1faebe1cd0ed..3cbf60464398 100644
--- a/include/linux/hugetlb.h
+++ b/include/linux/hugetlb.h
@@ -143,9 +143,6 @@ void __unmap_hugepage_range_final(struct mmu_gather *tlb,
 			  struct vm_area_struct *vma,
 			  unsigned long start, unsigned long end,
 			  struct page *ref_page);
-void __unmap_hugepage_range(struct mmu_gather *tlb, struct vm_area_struct *vma,
-				unsigned long start, unsigned long end,
-				struct page *ref_page);
 void hugetlb_report_meminfo(struct seq_file *);
 int hugetlb_report_node_meminfo(char *buf, int len, int nid);
 void hugetlb_show_meminfo(void);
@@ -385,13 +382,6 @@ static inline void __unmap_hugepage_range_final(struct mmu_gather *tlb,
 	BUG();
 }
 
-static inline void __unmap_hugepage_range(struct mmu_gather *tlb,
-			struct vm_area_struct *vma, unsigned long start,
-			unsigned long end, struct page *ref_page)
-{
-	BUG();
-}
-
 static inline vm_fault_t hugetlb_fault(struct mm_struct *mm,
 			struct vm_area_struct *vma, unsigned long address,
 			unsigned int flags)
diff --git a/mm/hugetlb.c b/mm/hugetlb.c
index 95dc7b83381f..d394d9545c4e 100644
--- a/mm/hugetlb.c
+++ b/mm/hugetlb.c
@@ -4426,9 +4426,9 @@ again:
 	return ret;
 }
 
-void __unmap_hugepage_range(struct mmu_gather *tlb, struct vm_area_struct *vma,
-			    unsigned long start, unsigned long end,
-			    struct page *ref_page)
+static void __unmap_hugepage_range(struct mmu_gather *tlb, struct vm_area_struct *vma,
+				   unsigned long start, unsigned long end,
+				   struct page *ref_page)
 {
 	struct mm_struct *mm = vma->vm_mm;
 	unsigned long address;