[PATCHv9-rebased2 04/37] mm-thp-make-swapin-readahead-under-down_read-of-mmap_sem-fix-2-fix

From: Kirill A. Shutemov
Date: Wed Jun 15 2016 - 16:20:13 EST


From: Andrew Morton <akpm@xxxxxxxxxxxxxxxxxxxx>

update comment to match new code

Cc: Andrea Arcangeli <aarcange@xxxxxxxxxx>
Cc: Ebru Akagunduz <ebru.akagunduz@xxxxxxxxx>
Cc: Kirill A. Shutemov <kirill.shutemov@xxxxxxxxxxxxxxx>
Cc: Rik van Riel <riel@xxxxxxxxxx>
Cc: Sergey Senozhatsky <sergey.senozhatsky.work@xxxxxxxxx>
Cc: Stephen Rothwell <sfr@xxxxxxxxxxxxxxxx>
Cc: Vlastimil Babka <vbabka@xxxxxxx>
Signed-off-by: Andrew Morton <akpm@xxxxxxxxxxxxxxxxxxxx>
---
mm/huge_memory.c | 6 +++---
1 file changed, 3 insertions(+), 3 deletions(-)

diff --git a/mm/huge_memory.c b/mm/huge_memory.c
index 1777b806de96..d7ccc8558187 100644
--- a/mm/huge_memory.c
+++ b/mm/huge_memory.c
@@ -2502,9 +2502,9 @@ static void collapse_huge_page(struct mm_struct *mm,
}

/*
- * __collapse_huge_page_swapin always returns with mmap_sem
- * locked. If it fails, release mmap_sem and jump directly
- * label out. Continuing to collapse causes inconsistency.
+ * __collapse_huge_page_swapin always returns with mmap_sem locked.
+ * If it fails, release mmap_sem and jump directly out.
+ * Continuing to collapse causes inconsistency.
*/
if (!__collapse_huge_page_swapin(mm, vma, address, pmd)) {
mem_cgroup_cancel_charge(new_page, memcg, true);
--
2.8.1