[PATCH 1/2] mm/memory-failure.c: PageHuge is handled at the beginning of memory_failure

Wei Yang
2019-11-18T08:20:26Z

PageHuge is handled by memory_failure_hugetlb(), so this case could be
removed.

Signed-off-by: Wei Yang <richardw.yang@linux.intel.com>
---
mm/memory-failure.c | 5 +----
1 file changed, 1 insertion(+), 4 deletions(-)

diff --git a/mm/memory-failure.c b/mm/memory-failure.c
index 3151c87dff73..392ac277b17d 100644
--- a/mm/memory-failure.c
+++ b/mm/memory-failure.c
@@ -1359,10 +1359,7 @@ int memory_failure(unsigned long pfn, int flags)
* page_remove_rmap() in try_to_unmap_one(). So to determine page status
* correctly, we save a copy of the page flags at this time.
*/
- if (PageHuge(p))
- page_flags = hpage->flags;
- else
- page_flags = p->flags;
+ page_flags = p->flags;

/*
* unpoison always clear PG_hwpoison inside page lock
--
2.17.1