From: Matthew Wilcox <willy@xxxxxxxxxxxxxxx>
It would make more sense to have all the return values from
vmf_insert_pfn_pmd() encoded in one place instead of having to follow
the convention into insert_pfn(). Suggested by Jeff Moyer.
Signed-off-by: Matthew Wilcox <willy@xxxxxxxxxxxxxxx>
---
mm/huge_memory.c | 6 +++---
1 file changed, 3 insertions(+), 3 deletions(-)
diff --git a/mm/huge_memory.c b/mm/huge_memory.c
index 26d0fc1..5ffdcaa 100644
--- a/mm/huge_memory.c
+++ b/mm/huge_memory.c
@@ -837,7 +837,7 @@ int do_huge_pmd_anonymous_page(struct mm_struct *mm, struct vm_area_struct *vma,
return 0;
}
-static int insert_pfn_pmd(struct vm_area_struct *vma, unsigned long addr,
+static void insert_pfn_pmd(struct vm_area_struct *vma, unsigned long addr,
pmd_t *pmd, unsigned long pfn, pgprot_t prot, bool write)
{
struct mm_struct *mm = vma->vm_mm;
@@ -855,7 +855,6 @@ static int insert_pfn_pmd(struct vm_area_struct *vma, unsigned long addr,
update_mmu_cache_pmd(vma, addr, pmd);
}
spin_unlock(ptl);
- return VM_FAULT_NOPAGE;
}
int vmf_insert_pfn_pmd(struct vm_area_struct *vma, unsigned long addr,
@@ -877,7 +876,8 @@ int vmf_insert_pfn_pmd(struct vm_area_struct *vma, unsigned long addr,
return VM_FAULT_SIGBUS;
if (track_pfn_insert(vma, &pgprot, pfn))
return VM_FAULT_SIGBUS;
- return insert_pfn_pmd(vma, addr, pmd, pfn, pgprot, write);
+ insert_pfn_pmd(vma, addr, pmd, pfn, pgprot, write);
+ return VM_FAULT_NOPAGE;
}
int copy_huge_pmd(struct mm_struct *dst_mm, struct mm_struct *src_mm,
--
2.1.4
--
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