[127/262] mm/hugetlb: drop __unmap_hugepage_range definition from hugetlb.h

Commit Message

Andrew Morton Nov. 5, 2021, 8:41 p.m. UTC

From: Peter Xu <[e-mail]>
Subject: 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/[e-mail]
Signed-off-by: Peter Xu <[e-mail]>
Suggested-by: Mike Kravetz <[e-mail]>
Reviewed-by: Mike Kravetz <[e-mail]>
Reviewed-by: John Hubbard <[e-mail]>
Reviewed-by: Muchun Song <[e-mail]>
Reviewed-by: David Hildenbrand <[e-mail]>
Signed-off-by: Andrew Morton <[e-mail]>
---

 include/linux/hugetlb.h |   10 ----------
 mm/hugetlb.c            |    6 +++---
 2 files changed, 3 insertions(+), 13 deletions(-)

Patch

--- a/include/linux/hugetlb.h~mm-hugetlb-drop-__unmap_hugepage_range-definition-from-hugetlbh
+++ a/include/linux/hugetlb.h
@@ -143,9 +143,6 @@  void __unmap_hugepage_range_final(struct
 			  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);
@@ -382,13 +379,6 @@  static inline void __unmap_hugepage_rang
 			struct vm_area_struct *vma, unsigned long start,
 			unsigned long end, struct page *ref_page)
 {
-	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();
 }
 
--- a/mm/hugetlb.c~mm-hugetlb-drop-__unmap_hugepage_range-definition-from-hugetlbh
+++ a/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;