From: Guoqing Jiang <guoqing.jiang@cloud.ionos.com>
To: akpm@linux-foundation.org
Cc: linux-mm@kvack.org, linux-kernel@vger.kernel.org,
david@fromorbit.com, hch@infradead.org, willy@infradead.org,
Guoqing Jiang <guoqing.jiang@cloud.ionos.com>
Subject: [UPDATE PATCH 10/10] mm/migrate.c: call detach_page_private to cleanup code
Date: Tue, 19 May 2020 23:40:49 +0200 [thread overview]
Message-ID: <20200519214049.15179-1-guoqing.jiang@cloud.ionos.com> (raw)
In-Reply-To: <20200517214718.468-1-guoqing.jiang@cloud.ionos.com>
We can cleanup code a little by call detach_page_private here.
Signed-off-by: Guoqing Jiang <guoqing.jiang@cloud.ionos.com>
---
Add the cast to fix type mismatch warning, sorry for the mistake.
mm/migrate.c | 5 +----
1 file changed, 1 insertion(+), 4 deletions(-)
diff --git a/mm/migrate.c b/mm/migrate.c
index 7160c1556f79..44546d407e40 100644
--- a/mm/migrate.c
+++ b/mm/migrate.c
@@ -797,10 +797,7 @@ static int __buffer_migrate_page(struct address_space *mapping,
if (rc != MIGRATEPAGE_SUCCESS)
goto unlock_buffers;
- ClearPagePrivate(page);
- set_page_private(newpage, page_private(page));
- set_page_private(page, 0);
- put_page(page);
+ set_page_private(newpage, (unsigned long)detach_page_private(page));
get_page(newpage);
bh = head;
--
2.17.1
parent reply other threads:[~2020-05-19 21:41 UTC|newest]
Thread overview: expand[flat|nested] mbox.gz Atom feed
[parent not found: <20200517214718.468-1-guoqing.jiang@cloud.ionos.com>]
Reply instructions:
You may reply publicly to this message via plain-text email
using any one of the following methods:
* Save the following mbox file, import it into your mail client,
and reply-to-all from there: mbox
Avoid top-posting and favor interleaved quoting:
https://en.wikipedia.org/wiki/Posting_style#Interleaved_style
* Reply using the --to, --cc, and --in-reply-to
switches of git-send-email(1):
git send-email \
--in-reply-to=20200519214049.15179-1-guoqing.jiang@cloud.ionos.com \
--to=guoqing.jiang@cloud.ionos.com \
--cc=akpm@linux-foundation.org \
--cc=david@fromorbit.com \
--cc=hch@infradead.org \
--cc=linux-kernel@vger.kernel.org \
--cc=linux-mm@kvack.org \
--cc=willy@infradead.org \
/path/to/YOUR_REPLY
https://kernel.org/pub/software/scm/git/docs/git-send-email.html
* If your mail client supports setting the In-Reply-To header
via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line
before the message body.
This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox