Merge branch 'sysfs-fsdevices-4.2-part1' of git://git.kernel.org/pub/scm/linux/kernel...

[cascardo/linux.git] / mm / memory-failure.c

diff --git a/mm/memory-failure.c b/mm/memory-failure.c
index 22e0f27..501820c 100644 (file)
--- a/mm/memory-failure.c
+++ b/mm/memory-failure.c
@@ -1777,12 +1777,12 @@ int soft_offline_page(struct page *page, int flags)
        } else if (ret == 0) { /* for free pages */
                if (PageHuge(page)) {
                        set_page_hwpoison_huge_page(hpage);
-                       dequeue_hwpoisoned_huge_page(hpage);
-                       atomic_long_add(1 << compound_order(hpage),
+                       if (!dequeue_hwpoisoned_huge_page(hpage))
+                               atomic_long_add(1 << compound_order(hpage),
                                        &num_poisoned_pages);
                } else {
-                       SetPageHWPoison(page);
-                       atomic_long_inc(&num_poisoned_pages);
+                       if (!TestSetPageHWPoison(page))
+                               atomic_long_inc(&num_poisoned_pages);
                }
        }
        unset_migratetype_isolate(page, MIGRATE_MOVABLE);