From: Miaohe Lin <linmiaohe@huawei.com>
To: <akpm@linux-foundation.org>, <naoya.horiguchi@nec.com>
Cc: <linux-mm@kvack.org>, <linux-kernel@vger.kernel.org>,
<linmiaohe@huawei.com>
Subject: [PATCH v2 8/8] mm/memory-failure.c: remove unnecessary PageTransTail check
Date: Wed, 16 Feb 2022 17:14:31 +0800 [thread overview]
Message-ID: <20220216091431.39406-9-linmiaohe@huawei.com> (raw)
In-Reply-To: <20220216091431.39406-1-linmiaohe@huawei.com>
When we reach here, we're guaranteed to have non-compound page as thp is
already splited. Remove this unnecessary PageTransTail check.
Signed-off-by: Miaohe Lin <linmiaohe@huawei.com>
Acked-by: Naoya Horiguchi <naoya.horiguchi@nec.com>
---
mm/memory-failure.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/mm/memory-failure.c b/mm/memory-failure.c
index 5d2e653a145d..6e7baa90214a 100644
--- a/mm/memory-failure.c
+++ b/mm/memory-failure.c
@@ -1842,7 +1842,7 @@ int memory_failure(unsigned long pfn, int flags)
* 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;
/*
--
2.23.0
prev parent reply other threads:[~2022-02-16 9:15 UTC|newest]
Thread overview: 11+ messages / expand[flat|nested] mbox.gz Atom feed top
2022-02-16 9:14 [PATCH v2 0/8] A few cleanup and fixup patches for memory failure Miaohe Lin
2022-02-16 9:14 ` [PATCH v2 1/8] mm/memory-failure.c: minor clean up for memory_failure_dev_pagemap Miaohe Lin
2022-02-16 9:14 ` [PATCH v2 2/8] mm/memory-failure.c: catch unexpected -EFAULT from vma_address() Miaohe Lin
2022-02-16 9:14 ` [PATCH v2 3/8] mm/memory-failure.c: rework the signaling logic in kill_proc Miaohe Lin
2022-02-16 9:14 ` [PATCH v2 4/8] mm/memory-failure.c: fix race with changing page more robustly Miaohe Lin
2022-02-18 1:13 ` HORIGUCHI NAOYA(堀口 直也)
2022-02-18 1:53 ` Miaohe Lin
2022-02-16 9:14 ` [PATCH v2 5/8] mm/memory-failure.c: remove PageSlab check in hwpoison_filter_dev Miaohe Lin
2022-02-16 9:14 ` [PATCH v2 6/8] mm/memory-failure.c: rework the try_to_unmap logic in hwpoison_user_mappings() Miaohe Lin
2022-02-16 9:14 ` [PATCH v2 7/8] mm/memory-failure.c: remove obsolete comment in __soft_offline_page Miaohe Lin
2022-02-16 9:14 ` Miaohe Lin [this message]
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