[PATCH] fix locking comment in unmap_region()
authorPaolo 'Blaisorblade' Giarrusso <blaisorblade@yahoo.it>
Wed, 21 Sep 2005 16:55:37 +0000 (09:55 -0700)
committerLinus Torvalds <torvalds@g5.osdl.org>
Wed, 21 Sep 2005 17:11:55 +0000 (10:11 -0700)
That comment is plain wrong (we even take the pagetable lock inside
unmap_region()).

Signed-off-by: Paolo 'Blaisorblade' Giarrusso <blaisorblade@yahoo.it>
Acked-by: Hugh Dickins <hugh@veritas.com>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>
mm/mmap.c

index 8b8e05f07cdb3146d9f6d1776d45f1b7045b7491..fa11d91242e8ca4b0d25135b801a0cbc7855dd8c 100644 (file)
--- a/mm/mmap.c
+++ b/mm/mmap.c
@@ -1640,7 +1640,7 @@ static void unmap_vma_list(struct mm_struct *mm, struct vm_area_struct *vma)
 /*
  * Get rid of page table information in the indicated region.
  *
 /*
  * Get rid of page table information in the indicated region.
  *
- * Called with the page table lock held.
+ * Called with the mm semaphore held.
  */
 static void unmap_region(struct mm_struct *mm,
                struct vm_area_struct *vma, struct vm_area_struct *prev,
  */
 static void unmap_region(struct mm_struct *mm,
                struct vm_area_struct *vma, struct vm_area_struct *prev,