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authorAl Viro <viro@zeniv.linux.org.uk>2012-03-05 13:25:09 -0500
committerAl Viro <viro@zeniv.linux.org.uk>2012-03-20 21:39:50 -0400
commit038c7aa16a38059ac23dfe9caa6954226ea20728 (patch)
treeb851af73694ff7e0cd69ce90c7506c82122215c1 /mm/memory.c
parentc16fa4f2ad19908a47c63d8fa436a1178438c7e7 (diff)
downloadop-kernel-dev-038c7aa16a38059ac23dfe9caa6954226ea20728.zip
op-kernel-dev-038c7aa16a38059ac23dfe9caa6954226ea20728.tar.gz
VM: unmap_page_range() can return void
return value is always the 4th ('end') argument. Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
Diffstat (limited to 'mm/memory.c')
-rw-r--r--mm/memory.c15
1 files changed, 6 insertions, 9 deletions
diff --git a/mm/memory.c b/mm/memory.c
index fa2f04e..1b6712a 100644
--- a/mm/memory.c
+++ b/mm/memory.c
@@ -1282,10 +1282,10 @@ static inline unsigned long zap_pud_range(struct mmu_gather *tlb,
return addr;
}
-static unsigned long unmap_page_range(struct mmu_gather *tlb,
- struct vm_area_struct *vma,
- unsigned long addr, unsigned long end,
- struct zap_details *details)
+static void unmap_page_range(struct mmu_gather *tlb,
+ struct vm_area_struct *vma,
+ unsigned long addr, unsigned long end,
+ struct zap_details *details)
{
pgd_t *pgd;
unsigned long next;
@@ -1305,8 +1305,6 @@ static unsigned long unmap_page_range(struct mmu_gather *tlb,
} while (pgd++, addr = next, addr != end);
tlb_end_vma(tlb, vma);
mem_cgroup_uncharge_end();
-
- return addr;
}
/**
@@ -1371,10 +1369,9 @@ unsigned long unmap_vmas(struct mmu_gather *tlb,
*/
if (vma->vm_file)
unmap_hugepage_range(vma, start, end, NULL);
-
- start = end;
} else
- start = unmap_page_range(tlb, vma, start, end, details);
+ unmap_page_range(tlb, vma, start, end, details);
+ start = end;
}
}
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