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VM: make unmap_vmas() return void

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same story - nobody uses it and it's been pointless since
"mm: Remove i_mmap_lock lockbreak" went in.

Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
This commit is contained in:
Al Viro
2012-03-05 13:41:15 -05:00
parent 853f5e2640
commit 6e8bb0193a
3 changed files with 3 additions and 8 deletions
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6
mm/memory.c
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@@ -1316,8 +1316,6 @@ static void unmap_page_range(struct mmu_gather *tlb,
* @nr_accounted: Place number of unmapped pages in vm-accountable vma's here
* @details: details of nonlinear truncation or shared cache invalidation
*
* Returns the end address of the unmapping (restart addr if interrupted).
*
* Unmap all pages in the vma list.
*
* Only addresses between `start' and `end' will be unmapped.
@@ -1329,7 +1327,7 @@ static void unmap_page_range(struct mmu_gather *tlb,
* ensure that any thus-far unmapped pages are flushed before unmap_vmas()
* drops the lock and schedules.
*/
unsigned long unmap_vmas(struct mmu_gather *tlb,
void unmap_vmas(struct mmu_gather *tlb,
struct vm_area_struct *vma, unsigned long start_addr,
unsigned long end_addr, unsigned long *nr_accounted,
struct zap_details *details)
@@ -1372,11 +1370,9 @@ unsigned long unmap_vmas(struct mmu_gather *tlb,
} else
unmap_page_range(tlb, vma, start, end, details);
}
start = end;
}
mmu_notifier_invalidate_range_end(mm, start_addr, end_addr);
return start; /* which is now the end (or restart) address */
}
/**