linux-kernel - [PATCH 2/2] f2fs: use a page temporarily for encrypted gced page

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [<thread-prev] [thread-next>] [day] [month] [year] [list]

Date:	Tue, 14 Jul 2015 12:18:22 -0700
From:	Jaegeuk Kim <jaegeuk@...nel.org>
To:	linux-kernel@...r.kernel.org, linux-fsdevel@...r.kernel.org,
	linux-f2fs-devel@...ts.sourceforge.net
Cc:	Jaegeuk Kim <jaegeuk@...nel.org>
Subject: [PATCH 2/2] f2fs: use a page temporarily for encrypted gced page

That encrypted page is used temporarily, so we don't need to mark it accessed.

Signed-off-by: Jaegeuk Kim <jaegeuk@...nel.org>
---
 fs/f2fs/gc.c | 5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)

diff --git a/fs/f2fs/gc.c b/fs/f2fs/gc.c
index db11861..ca562df 100644
--- a/fs/f2fs/gc.c
+++ b/fs/f2fs/gc.c
@@ -552,7 +552,10 @@ static void move_encrypted_block(struct inode *inode, block_t bidx)
 	fio.page = page;
 	fio.blk_addr = dn.data_blkaddr;
 
-	fio.encrypted_page = grab_cache_page(META_MAPPING(fio.sbi), fio.blk_addr);
+	fio.encrypted_page = pagecache_get_page(META_MAPPING(fio.sbi),
+					fio.blk_addr,
+					FGP_LOCK|FGP_CREAT,
+					GFP_NOFS);
 	if (!fio.encrypted_page)
 		goto put_out;
 
-- 
2.1.1

--
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@...r.kernel.org
More majordomo info at  http://vger.kernel.org/majordomo-info.html
Please read the FAQ at  http://www.tux.org/lkml/