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authorDave Airlie <airlied@redhat.com>2016-05-09 13:49:56 +1000
committerDave Airlie <airlied@redhat.com>2016-05-09 13:49:56 +1000
commitbafb86f5bc3173479002555dea7f31d943b12332 (patch)
tree6ec94c96460faf782cdb8781339560e13e0918b0 /mm/migrate.c
parentba391646d0d43aee3596b616113cce0f22dde627 (diff)
parent44549e8f5eea4e0a41b487b63e616cb089922b99 (diff)
Merge tag 'v4.6-rc7' into drm-next
Merge this back as we've built up a fair few conflicts, and I have some newer trees to pull in.
Diffstat (limited to 'mm/migrate.c')
-rw-r--r--mm/migrate.c8
1 files changed, 7 insertions, 1 deletions
diff --git a/mm/migrate.c b/mm/migrate.c
index 6c822a7b27e0..f9dfb18a4eba 100644
--- a/mm/migrate.c
+++ b/mm/migrate.c
@@ -975,7 +975,13 @@ out:
dec_zone_page_state(page, NR_ISOLATED_ANON +
page_is_file_cache(page));
/* Soft-offlined page shouldn't go through lru cache list */
- if (reason == MR_MEMORY_FAILURE) {
+ if (reason == MR_MEMORY_FAILURE && rc == MIGRATEPAGE_SUCCESS) {
+ /*
+ * With this release, we free successfully migrated
+ * page and set PG_HWPoison on just freed page
+ * intentionally. Although it's rather weird, it's how
+ * HWPoison flag works at the moment.
+ */
put_page(page);
if (!test_set_page_hwpoison(page))
num_poisoned_pages_inc();