[patch 07/18] Use page_cache_xxx in mm/migrate.c

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V2->V3:
- Only use mapping in remove_file_migration_ptes after it was checked
  for NULL.

Use page_cache_xxx in mm/migrate.c

Reviewed-by: Dave Chinner <dgc@xxxxxxx>
Signed-off-by: Christoph Lameter <clameter@xxxxxxx>
---
 mm/migrate.c |    3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

Index: linux-2.6.24-rc6-mm1/mm/migrate.c
===================================================================
--- linux-2.6.24-rc6-mm1.orig/mm/migrate.c	2007-12-26 20:14:13.726253698 -0800
+++ linux-2.6.24-rc6-mm1/mm/migrate.c	2007-12-26 20:20:50.804618309 -0800
@@ -197,11 +197,12 @@ static void remove_file_migration_ptes(s
 	struct vm_area_struct *vma;
 	struct address_space *mapping = page_mapping(new);
 	struct prio_tree_iter iter;
-	pgoff_t pgoff = new->index << (PAGE_CACHE_SHIFT - PAGE_SHIFT);
+	pgoff_t pgoff;
 
 	if (!mapping)
 		return;
 
+	pgoff = new->index << mapping_order(mapping);
 	spin_lock(&mapping->i_mmap_lock);
 
 	vma_prio_tree_foreach(vma, &iter, &mapping->i_mmap, pgoff, pgoff)

-- 
-
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