Otherwise we may not notice that pte was softdirty because pte_mksoft_dirty
helper _returns_ new pte but not modifies argument.
CC: Pavel Emelyanov <xe...@parallels.com>
CC: Andrew Morton <a...@linux-foundation.org>
Signed-off-by: Cyrill Gorcunov <gorcu...@openvz.org>
---
mm/memory.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
Index: linux-2.6.git/mm/memory.c
===================================================================
--- linux-2.6.git.orig/mm/memory.c
+++ linux-2.6.git/mm/memory.c
@@ -2744,7 +2744,7 @@ void do_set_pte(struct vm_area_struct *v
if (write)
entry = maybe_mkwrite(pte_mkdirty(entry), vma);
else if (pte_file(*pte) && pte_file_soft_dirty(*pte))
- pte_mksoft_dirty(entry);
+ entry = pte_mksoft_dirty(entry);
if (anon) {
inc_mm_counter_fast(vma->vm_mm, MM_ANONPAGES);
page_add_new_anon_rmap(page, vma, address);
--
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