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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>
This commit is contained in:
Al Viro 2012-03-05 13:25:09 -05:00
parent c16fa4f2ad
commit 038c7aa16a
1 changed files with 6 additions and 9 deletions
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15
mm/memory.c
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@ -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;
}
}