From: Miaohe Lin <linmiaohe@huawei.com>
Date: Tue, 22 Mar 2022 21:44:33 +0000 (-0700)
Subject: mm/memory-failure.c: remove unnecessary PageTransTail check
X-Git-Tag: v5.18-rc1~168^2~108
X-Git-Url: http://git.ipfire.org/?a=commitdiff_plain;h=b04d3eebebf8372f83924db6c1e4fbdcab7cafc2;p=thirdparty%2Flinux.git

mm/memory-failure.c: remove unnecessary PageTransTail check

When we reach here, we're guaranteed to have non-compound page as thp is
already splited.  Remove this unnecessary PageTransTail check.

Link: https://lkml.kernel.org/r/20220218090118.1105-9-linmiaohe@huawei.com
Signed-off-by: Miaohe Lin <linmiaohe@huawei.com>
Acked-by: Naoya Horiguchi <naoya.horiguchi@nec.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
---

diff --git a/mm/memory-failure.c b/mm/memory-failure.c
index e997bfd8a8409..80fc9dca4d21c 100644
--- a/mm/memory-failure.c
+++ b/mm/memory-failure.c
@@ -1844,7 +1844,7 @@ try_again:
 	 * page_lock. We need wait writeback completion for this page or it
 	 * may trigger vfs BUG while evict inode.
 	 */
-	if (!PageTransTail(p) && !PageLRU(p) && !PageWriteback(p))
+	if (!PageLRU(p) && !PageWriteback(p))
 		goto identify_page_state;
 
 	/*