[PATCH v5 15/26] mm/hugetlb: Drop __unmap_hugepage_range definition from hugetlb.h

Peter Xu
2021-07-15T20:16:46Z

Drop it in the header since it's only used in hugetlb.c.

Suggested-by: Mike Kravetz <mike.kravetz@oracle.com>
Signed-off-by: Peter Xu <peterx@redhat.com>
---
include/linux/hugetlb.h | 10 ----------
mm/hugetlb.c | 6 +++---
2 files changed, 3 insertions(+), 13 deletions(-)

diff --git a/include/linux/hugetlb.h b/include/linux/hugetlb.h
index f7ca1a3870ea..c30f39815e13 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 924553aa8f78..4bdd637b0c29 100644
--- a/mm/hugetlb.c
+++ b/mm/hugetlb.c
@@ -4331,9 +4331,9 @@ int copy_hugetlb_page_range(struct mm_struct *dst, struct mm_struct *src,
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;
--
2.31.1