From: Jan Kara <jack@suse.cz>
To: Yu Kuai <yukuai1@huaweicloud.com>
Cc: axboe@kernel.dk, roger.pau@citrix.com, colyli@suse.de,
kent.overstreet@gmail.com, joern@lazybastard.org,
miquel.raynal@bootlin.com, richard@nod.at, vigneshr@ti.com,
sth@linux.ibm.com, hoeppner@linux.ibm.com, hca@linux.ibm.com,
gor@linux.ibm.com, agordeev@linux.ibm.com, jejb@linux.ibm.com,
martin.petersen@oracle.com, clm@fb.com, josef@toxicpanda.com,
dsterba@suse.com, viro@zeniv.linux.org.uk, brauner@kernel.org,
nico@fluxnic.net, xiang@kernel.org, chao@kernel.org,
tytso@mit.edu, adilger.kernel@dilger.ca, jack@suse.com,
konishi.ryusuke@gmail.com, willy@infradead.org,
akpm@linux-foundation.org, hare@suse.de, p.raghav@samsung.com,
linux-block@vger.kernel.org, linux-kernel@vger.kernel.org,
xen-devel@lists.xenproject.org, linux-bcache@vger.kernel.org,
linux-mtd@lists.infradead.org, linux-s390@vger.kernel.org,
linux-scsi@vger.kernel.org, linux-bcachefs@vger.kernel.org,
linux-btrfs@vger.kernel.org, linux-fsdevel@vger.kernel.org,
linux-erofs@lists.ozlabs.org, linux-ext4@vger.kernel.org,
linux-nilfs@vger.kernel.org, yukuai3@huawei.com,
yi.zhang@huawei.com, yangerkun@huawei.com
Subject: Re: [PATCH RFC v3 for-6.8/block 13/17] jbd2: use bdev apis
Date: Thu, 4 Jan 2024 13:11:50 +0100 [thread overview]
Message-ID: <20240104121150.cxrykpptpgnwkqge@quack3> (raw)
In-Reply-To: <20231221085846.1768977-1-yukuai1@huaweicloud.com>
On Thu 21-12-23 16:58:46, Yu Kuai wrote:
> From: Yu Kuai <yukuai3@huawei.com>
>
> Avoid to access bd_inode directly, prepare to remove bd_inode from
> block_device.
>
> Signed-off-by: Yu Kuai <yukuai3@huawei.com>
Looks good to me. Feel free to add:
Reviewed-by: Jan Kara <jack@suse.cz>
But note there are changes pending to this code for the coming merge window
so you'll have to rebase...
Honza
> ---
> fs/jbd2/journal.c | 3 +--
> fs/jbd2/recovery.c | 6 ++----
> 2 files changed, 3 insertions(+), 6 deletions(-)
>
> diff --git a/fs/jbd2/journal.c b/fs/jbd2/journal.c
> index ed53188472f9..f1b5ffeaf02a 100644
> --- a/fs/jbd2/journal.c
> +++ b/fs/jbd2/journal.c
> @@ -2003,8 +2003,7 @@ 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,
> - byte_start, byte_stop);
> + truncate_bdev_range(journal->j_dev, 0, byte_start, byte_stop);
>
> if (flags & JBD2_JOURNAL_FLUSH_DISCARD) {
> err = blkdev_issue_discard(journal->j_dev,
> diff --git a/fs/jbd2/recovery.c b/fs/jbd2/recovery.c
> index 01f744cb97a4..6b6a2c4585fa 100644
> --- a/fs/jbd2/recovery.c
> +++ b/fs/jbd2/recovery.c
> @@ -290,7 +290,6 @@ int jbd2_journal_recover(journal_t *journal)
>
> struct recovery_info info;
> errseq_t wb_err;
> - struct address_space *mapping;
>
> memset(&info, 0, sizeof(info));
> sb = journal->j_superblock;
> @@ -309,8 +308,7 @@ int jbd2_journal_recover(journal_t *journal)
> }
>
> wb_err = 0;
> - mapping = journal->j_fs_dev->bd_inode->i_mapping;
> - errseq_check_and_advance(&mapping->wb_err, &wb_err);
> + bdev_wb_err_check_and_advance(journal->j_fs_dev, &wb_err);
> err = do_one_pass(journal, &info, PASS_SCAN);
> if (!err)
> err = do_one_pass(journal, &info, PASS_REVOKE);
> @@ -334,7 +332,7 @@ int jbd2_journal_recover(journal_t *journal)
> err2 = sync_blockdev(journal->j_fs_dev);
> if (!err)
> err = err2;
> - err2 = errseq_check_and_advance(&mapping->wb_err, &wb_err);
> + err2 = bdev_wb_err_check_and_advance(journal->j_fs_dev, &wb_err);
> if (!err)
> err = err2;
> /* Make sure all replayed data is on permanent storage */
> --
> 2.39.2
>
--
Jan Kara <jack@suse.com>
SUSE Labs, CR
next prev parent reply other threads:[~2024-01-04 12:11 UTC|newest]
Thread overview: 37+ messages / expand[flat|nested] mbox.gz Atom feed top
2023-12-21 8:56 [PATCH RFC v3 for-6.8/block 00/17] block: don't access bd_inode directly from other modules Yu Kuai
2023-12-21 8:56 ` [PATCH RFC v3 for-6.8/block 01/17] block: add some bdev apis Yu Kuai
2023-12-21 8:56 ` [PATCH RFC v3 for-6.8/block 02/17] xen/blkback: use bdev api in xen_update_blkif_status() Yu Kuai
2024-01-04 11:06 ` Jan Kara
2024-01-04 12:19 ` Yu Kuai
2024-01-04 15:16 ` Jan Kara
2024-01-05 6:08 ` Christoph Hellwig
2023-12-21 8:56 ` [PATCH RFC v3 for-6.8/block 03/17] bcache: use bdev api in read_super() Yu Kuai
2023-12-21 8:56 ` [PATCH RFC v3 for-6.8/block 04/17] mtd: block2mtd: use bdev apis Yu Kuai
2024-01-04 11:28 ` Jan Kara
2024-01-04 12:22 ` Yu Kuai
2024-01-05 6:10 ` Christoph Hellwig
2024-01-05 10:31 ` Yu Kuai
2023-12-21 8:57 ` [PATCH RFC v3 for-6.8/block 05/17] s390/dasd: use bdev api in dasd_format() Yu Kuai
2023-12-21 8:57 ` [PATCH RFC v3 for-6.8/block 06/17] scsicam: use bdev api in scsi_bios_ptable() Yu Kuai
2023-12-21 8:57 ` [PATCH RFC v3 for-6.8/block 07/17] bcachefs: remove dead function bdev_sectors() Yu Kuai
2024-04-11 17:49 ` Kent Overstreet
2023-12-21 8:57 ` [PATCH RFC v3 for-6.8/block 08/17] bio: export bio_add_folio_nofail() Yu Kuai
2023-12-21 8:57 ` [PATCH RFC v3 for-6.8/block 09/17] btrfs: use bdev apis Yu Kuai
2023-12-23 17:31 ` Matthew Wilcox
2023-12-23 18:39 ` Kent Overstreet
2024-01-04 11:49 ` Jan Kara
2024-04-10 17:28 ` David Sterba
2023-12-21 8:57 ` [PATCH RFC v3 for-6.8/block 10/17] cramfs: use bdev apis in cramfs_blkdev_read() Yu Kuai
2023-12-21 8:58 ` [PATCH RFC v3 for-6.8/block 11/17] erofs: use bdev api Yu Kuai
2024-01-04 12:02 ` Jan Kara
2024-01-04 12:32 ` Yu Kuai
2024-01-05 4:43 ` Gao Xiang
2023-12-21 8:58 ` [PATCH RFC v3 for-6.8/block 12/17] nilfs2: use bdev api in nilfs_attach_log_writer() Yu Kuai
2023-12-21 14:54 ` Ryusuke Konishi
2023-12-21 8:58 ` [PATCH RFC v3 for-6.8/block 13/17] jbd2: use bdev apis Yu Kuai
2024-01-04 12:11 ` Jan Kara [this message]
2023-12-21 8:58 ` [PATCH RFC v3 for-6.8/block 14/17] buffer: add a new helper to read sb block Yu Kuai
2024-01-04 12:22 ` Jan Kara
2023-12-21 8:58 ` [PATCH RFC v3 for-6.8/block 15/17] ext4: use " Yu Kuai
2023-12-21 8:59 ` [PATCH RFC v3 for-6.8/block 16/17] ext4: remove block_device_ejected() Yu Kuai
2023-12-21 8:59 ` [PATCH RFC v3 for-6.8/block 17/17] ext4: use bdev apis Yu Kuai
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