linux-ext4 - [PATCH block/for-next v2 13/16] jbd2: use new helper to get inode from block

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 for Android: free password hash cracker in your pocket

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

Message-Id: <20231127062252.2367645-4-yukuai1@huaweicloud.com>
Date: Mon, 27 Nov 2023 14:22:49 +0800
From: Yu Kuai <yukuai1@...weicloud.com>
To: hch@...radead.org,
	ming.lei@...hat.com,
	axboe@...nel.dk,
	roger.pau@...rix.com,
	colyli@...e.de,
	kent.overstreet@...il.com,
	joern@...ybastard.org,
	miquel.raynal@...tlin.com,
	richard@....at,
	vigneshr@...com,
	sth@...ux.ibm.com,
	hoeppner@...ux.ibm.com,
	hca@...ux.ibm.com,
	gor@...ux.ibm.com,
	agordeev@...ux.ibm.com,
	jejb@...ux.ibm.com,
	martin.petersen@...cle.com,
	clm@...com,
	josef@...icpanda.com,
	dsterba@...e.com,
	viro@...iv.linux.org.uk,
	brauner@...nel.org,
	nico@...xnic.net,
	xiang@...nel.org,
	chao@...nel.org,
	tytso@....edu,
	adilger.kernel@...ger.ca,
	agruenba@...hat.com,
	jack@...e.com,
	konishi.ryusuke@...il.com,
	dchinner@...hat.com,
	linux@...ssschuh.net,
	min15.li@...sung.com,
	yukuai3@...wei.com,
	dlemoal@...nel.org,
	willy@...radead.org,
	akpm@...ux-foundation.org,
	hare@...e.de,
	p.raghav@...sung.com
Cc: linux-block@...r.kernel.org,
	linux-kernel@...r.kernel.org,
	xen-devel@...ts.xenproject.org,
	linux-bcache@...r.kernel.org,
	linux-mtd@...ts.infradead.org,
	linux-s390@...r.kernel.org,
	linux-scsi@...r.kernel.org,
	linux-bcachefs@...r.kernel.org,
	linux-btrfs@...r.kernel.org,
	linux-fsdevel@...r.kernel.org,
	linux-erofs@...ts.ozlabs.org,
	linux-ext4@...r.kernel.org,
	gfs2@...ts.linux.dev,
	linux-nilfs@...r.kernel.org,
	yukuai1@...weicloud.com,
	yi.zhang@...wei.com,
	yangerkun@...wei.com
Subject: [PATCH block/for-next v2 13/16] jbd2: use new helper to get inode from block_device

From: Yu Kuai <yukuai3@...wei.com>

Which is more efficiency, and also prepare to remove the field
'bd_inode' from block_device.

Signed-off-by: Yu Kuai <yukuai3@...wei.com>
---
 fs/jbd2/journal.c  | 3 ++-
 fs/jbd2/recovery.c | 2 +-
 2 files changed, 3 insertions(+), 2 deletions(-)

diff --git a/fs/jbd2/journal.c b/fs/jbd2/journal.c
index ed53188472f9..e2d034cc9dc0 100644
--- a/fs/jbd2/journal.c
+++ b/fs/jbd2/journal.c
@@ -2003,7 +2003,8 @@ static int __jbd2_journal_erase(journal_t *journal, unsigned int flags)
 		byte_count = (block_stop - block_start + 1) *
 				journal->j_blocksize;
 
-		truncate_inode_pages_range(journal->j_dev->bd_inode->i_mapping,
+		truncate_inode_pages_range(
+				bdev_inode(journal->j_dev)->i_mapping,
 				byte_start, byte_stop);
 
 		if (flags & JBD2_JOURNAL_FLUSH_DISCARD) {
diff --git a/fs/jbd2/recovery.c b/fs/jbd2/recovery.c
index 01f744cb97a4..7774efe872e8 100644
--- a/fs/jbd2/recovery.c
+++ b/fs/jbd2/recovery.c
@@ -309,7 +309,7 @@ int jbd2_journal_recover(journal_t *journal)
 	}
 
 	wb_err = 0;
-	mapping = journal->j_fs_dev->bd_inode->i_mapping;
+	mapping = bdev_inode(journal->j_fs_dev)->i_mapping;
 	errseq_check_and_advance(&mapping->wb_err, &wb_err);
 	err = do_one_pass(journal, &info, PASS_SCAN);
 	if (!err)
-- 
2.39.2