From: Jan Kara <jack@suse.cz>
To: <linux-block@vger.kernel.org>
Cc: <linux-fsdevel@vger.kernel.org>, Jens Axboe <axboe@kernel.dk>,
Christoph Hellwig <hch@infradead.org>, Jan Kara <jack@suse.cz>,
reiserfs-devel@vger.kernel.org
Subject: [PATCH 29/32] reiserfs: Convert to blkdev_get_handle_by_dev/path()
Date: Tue, 4 Jul 2023 14:21:56 +0200 [thread overview]
Message-ID: <20230704122224.16257-29-jack@suse.cz> (raw)
In-Reply-To: <20230629165206.383-1-jack@suse.cz>
Convert reiserfs to use blkdev_get_handle_by_dev/path() and pass the
handle around.
CC: reiserfs-devel@vger.kernel.org
Signed-off-by: Jan Kara <jack@suse.cz>
---
fs/reiserfs/journal.c | 56 +++++++++++++++++++-----------------------
fs/reiserfs/procfs.c | 2 +-
fs/reiserfs/reiserfs.h | 11 ++++++---
3 files changed, 33 insertions(+), 36 deletions(-)
diff --git a/fs/reiserfs/journal.c b/fs/reiserfs/journal.c
index 479aa4a57602..9518ff7865f0 100644
--- a/fs/reiserfs/journal.c
+++ b/fs/reiserfs/journal.c
@@ -90,8 +90,7 @@ static int flush_commit_list(struct super_block *s,
static int can_dirty(struct reiserfs_journal_cnode *cn);
static int journal_join(struct reiserfs_transaction_handle *th,
struct super_block *sb);
-static void release_journal_dev(struct super_block *super,
- struct reiserfs_journal *journal);
+static void release_journal_dev(struct reiserfs_journal *journal);
static void dirty_one_transaction(struct super_block *s,
struct reiserfs_journal_list *jl);
static void flush_async_commits(struct work_struct *work);
@@ -1893,7 +1892,7 @@ static void free_journal_ram(struct super_block *sb)
* j_header_bh is on the journal dev, make sure
* not to release the journal dev until we brelse j_header_bh
*/
- release_journal_dev(sb, journal);
+ release_journal_dev(journal);
vfree(journal);
}
@@ -2385,7 +2384,7 @@ static int journal_read(struct super_block *sb)
cur_dblock = SB_ONDISK_JOURNAL_1st_BLOCK(sb);
reiserfs_info(sb, "checking transaction log (%pg)\n",
- journal->j_dev_bd);
+ journal->j_bdev_handle->bdev);
start = ktime_get_seconds();
/*
@@ -2446,7 +2445,7 @@ static int journal_read(struct super_block *sb)
* device and journal device to be the same
*/
d_bh =
- reiserfs_breada(journal->j_dev_bd, cur_dblock,
+ reiserfs_breada(journal->j_bdev_handle->bdev, cur_dblock,
sb->s_blocksize,
SB_ONDISK_JOURNAL_1st_BLOCK(sb) +
SB_ONDISK_JOURNAL_SIZE(sb));
@@ -2585,17 +2584,11 @@ static void journal_list_init(struct super_block *sb)
SB_JOURNAL(sb)->j_current_jl = alloc_journal_list(sb);
}
-static void release_journal_dev(struct super_block *super,
- struct reiserfs_journal *journal)
+static void release_journal_dev(struct reiserfs_journal *journal)
{
- if (journal->j_dev_bd != NULL) {
- void *holder = NULL;
-
- if (journal->j_dev_bd->bd_dev != super->s_dev)
- holder = journal;
-
- blkdev_put(journal->j_dev_bd, holder);
- journal->j_dev_bd = NULL;
+ if (journal->j_bdev_handle) {
+ blkdev_handle_put(journal->j_bdev_handle);
+ journal->j_bdev_handle = NULL;
}
}
@@ -2610,7 +2603,7 @@ static int journal_init_dev(struct super_block *super,
result = 0;
- journal->j_dev_bd = NULL;
+ journal->j_bdev_handle = NULL;
jdev = SB_ONDISK_JOURNAL_DEVICE(super) ?
new_decode_dev(SB_ONDISK_JOURNAL_DEVICE(super)) : super->s_dev;
@@ -2621,36 +2614,37 @@ static int journal_init_dev(struct super_block *super,
if ((!jdev_name || !jdev_name[0])) {
if (jdev == super->s_dev)
holder = NULL;
- journal->j_dev_bd = blkdev_get_by_dev(jdev, blkdev_mode, holder,
- NULL);
- if (IS_ERR(journal->j_dev_bd)) {
- result = PTR_ERR(journal->j_dev_bd);
- journal->j_dev_bd = NULL;
+ journal->j_bdev_handle = blkdev_get_handle_by_dev(jdev,
+ blkdev_mode, holder, NULL);
+ if (IS_ERR(journal->j_bdev_handle)) {
+ result = PTR_ERR(journal->j_bdev_handle);
+ journal->j_bdev_handle = NULL;
reiserfs_warning(super, "sh-458",
"cannot init journal device unknown-block(%u,%u): %i",
MAJOR(jdev), MINOR(jdev), result);
return result;
} else if (jdev != super->s_dev)
- set_blocksize(journal->j_dev_bd, super->s_blocksize);
+ set_blocksize(journal->j_bdev_handle->bdev,
+ super->s_blocksize);
return 0;
}
- journal->j_dev_bd = blkdev_get_by_path(jdev_name, blkdev_mode, holder,
- NULL);
- if (IS_ERR(journal->j_dev_bd)) {
- result = PTR_ERR(journal->j_dev_bd);
- journal->j_dev_bd = NULL;
+ journal->j_bdev_handle = blkdev_get_handle_by_path(jdev_name,
+ blkdev_mode, holder, NULL);
+ if (IS_ERR(journal->j_bdev_handle)) {
+ result = PTR_ERR(journal->j_bdev_handle);
+ journal->j_bdev_handle = NULL;
reiserfs_warning(super, "sh-457",
"journal_init_dev: Cannot open '%s': %i",
jdev_name, result);
return result;
}
- set_blocksize(journal->j_dev_bd, super->s_blocksize);
+ set_blocksize(journal->j_bdev_handle->bdev, super->s_blocksize);
reiserfs_info(super,
"journal_init_dev: journal device: %pg\n",
- journal->j_dev_bd);
+ journal->j_bdev_handle->bdev);
return 0;
}
@@ -2808,7 +2802,7 @@ int journal_init(struct super_block *sb, const char *j_dev_name,
"journal header magic %x (device %pg) does "
"not match to magic found in super block %x",
jh->jh_journal.jp_journal_magic,
- journal->j_dev_bd,
+ journal->j_bdev_handle->bdev,
sb_jp_journal_magic(rs));
brelse(bhjh);
goto free_and_return;
@@ -2832,7 +2826,7 @@ int journal_init(struct super_block *sb, const char *j_dev_name,
reiserfs_info(sb, "journal params: device %pg, size %u, "
"journal first block %u, max trans len %u, max batch %u, "
"max commit age %u, max trans age %u\n",
- journal->j_dev_bd,
+ journal->j_bdev_handle->bdev,
SB_ONDISK_JOURNAL_SIZE(sb),
SB_ONDISK_JOURNAL_1st_BLOCK(sb),
journal->j_trans_max,
diff --git a/fs/reiserfs/procfs.c b/fs/reiserfs/procfs.c
index 3dba8acf4e83..83cb9402e0f9 100644
--- a/fs/reiserfs/procfs.c
+++ b/fs/reiserfs/procfs.c
@@ -354,7 +354,7 @@ static int show_journal(struct seq_file *m, void *unused)
"prepare: \t%12lu\n"
"prepare_retry: \t%12lu\n",
DJP(jp_journal_1st_block),
- SB_JOURNAL(sb)->j_dev_bd,
+ SB_JOURNAL(sb)->j_bdev_handle->bdev,
DJP(jp_journal_dev),
DJP(jp_journal_size),
DJP(jp_journal_trans_max),
diff --git a/fs/reiserfs/reiserfs.h b/fs/reiserfs/reiserfs.h
index 55e85256aae8..8e426392b5c2 100644
--- a/fs/reiserfs/reiserfs.h
+++ b/fs/reiserfs/reiserfs.h
@@ -299,7 +299,7 @@ struct reiserfs_journal {
/* oldest journal block. start here for traverse */
struct reiserfs_journal_cnode *j_first;
- struct block_device *j_dev_bd;
+ struct bdev_handle *j_bdev_handle;
/* first block on s_dev of reserved area journal */
int j_1st_reserved_block;
@@ -2809,9 +2809,12 @@ struct reiserfs_journal_header {
#define journal_hash(t,sb,block) ((t)[_jhashfn((sb),(block)) & JBH_HASH_MASK])
/* We need these to make journal.c code more readable */
-#define journal_find_get_block(s, block) __find_get_block(SB_JOURNAL(s)->j_dev_bd, block, s->s_blocksize)
-#define journal_getblk(s, block) __getblk(SB_JOURNAL(s)->j_dev_bd, block, s->s_blocksize)
-#define journal_bread(s, block) __bread(SB_JOURNAL(s)->j_dev_bd, block, s->s_blocksize)
+#define journal_find_get_block(s, block) __find_get_block(\
+ SB_JOURNAL(s)->j_bdev_handle->bdev, block, s->s_blocksize)
+#define journal_getblk(s, block) __getblk(SB_JOURNAL(s)->j_bdev_handle->bdev,\
+ block, s->s_blocksize)
+#define journal_bread(s, block) __bread(SB_JOURNAL(s)->j_bdev_handle->bdev,\
+ block, s->s_blocksize)
enum reiserfs_bh_state_bits {
BH_JDirty = BH_PrivateStart, /* buffer is in current transaction */
--
2.35.3
next prev parent reply other threads:[~2023-07-04 12:23 UTC|newest]
Thread overview: 61+ messages / expand[flat|nested] mbox.gz Atom feed top
2023-07-04 12:21 [PATCH RFC 0/32] block: Make blkdev_get_by_*() return handle Jan Kara
2023-07-04 12:21 ` [PATCH 01/32] block: Provide blkdev_get_handle_* functions Jan Kara
2023-07-04 12:43 ` Matthew Wilcox
2023-07-04 13:03 ` Jan Kara
2023-07-04 14:06 ` Bart Van Assche
2023-07-04 16:14 ` Matthew Wilcox
2023-07-05 15:19 ` Bart Van Assche
2023-07-05 16:12 ` Jan Kara
2023-07-04 16:28 ` Keith Busch
2023-07-05 10:21 ` Jan Kara
2023-07-06 15:38 ` Christoph Hellwig
2023-07-06 16:14 ` Jan Kara
2023-07-07 11:28 ` Christoph Hellwig
2023-07-07 12:24 ` Jan Kara
2023-07-12 16:06 ` Haris Iqbal
2023-07-31 10:50 ` Jan Kara
2023-07-31 11:13 ` Christoph Hellwig
2023-07-04 12:21 ` [PATCH 02/32] block: Use file->f_flags for determining exclusive opens in file_to_blk_mode() Jan Kara
2023-07-06 15:35 ` Christoph Hellwig
2023-07-06 16:35 ` Jan Kara
2023-07-07 11:29 ` Christoph Hellwig
2023-07-04 12:21 ` [PATCH 03/32] block: Use blkdev_get_handle_by_dev() in blkdev_open() Jan Kara
2023-07-05 5:05 ` Kanchan Joshi
2023-07-05 10:17 ` Jan Kara
2023-07-04 12:21 ` [PATCH 04/32] block: Use blkdev_get_handle_by_dev() in disk_scan_partitions() and blkdev_bszset() Jan Kara
2023-07-04 12:21 ` [PATCH 05/32] drdb: Convert to use blkdev_get_handle_by_path() Jan Kara
2023-07-04 12:21 ` [PATCH 06/32] pktcdvd: Convert to blkdev_get_handle_by_dev() Jan Kara
2023-07-04 12:21 ` [PATCH 07/32] rnbd-srv: Convert to use blkdev_get_handle_by_path() Jan Kara
2023-07-12 15:54 ` Haris Iqbal
2023-07-04 12:21 ` [PATCH 08/32] xen/blkback: Convert to blkdev_get_handle_by_dev() Jan Kara
2023-07-04 12:21 ` [PATCH 09/32] zram: Convert to use blkdev_get_handle_by_dev() Jan Kara
2023-07-05 0:52 ` Sergey Senozhatsky
2023-07-04 12:21 ` [PATCH 10/32] bcache: Convert to blkdev_get_handle_by_path() Jan Kara
2023-07-04 13:06 ` Coly Li
2023-07-04 12:21 ` [PATCH 11/32] dm: Convert to blkdev_get_handle_by_dev() Jan Kara
2023-07-04 12:21 ` [PATCH 12/32] md: " Jan Kara
2023-07-04 12:21 ` [PATCH 13/32] mtd: block2mtd: Convert to blkdev_get_handle_by_dev/path() Jan Kara
2023-07-04 12:21 ` [PATCH 14/32] nvmet: Convert to blkdev_get_handle_by_path() Jan Kara
2023-07-04 12:21 ` [PATCH 15/32] s390/dasd: " Jan Kara
2023-07-04 12:21 ` [PATCH 16/32] scsi: target: " Jan Kara
2023-07-04 12:21 ` [PATCH 17/32] PM: hibernate: Convert to blkdev_get_handle_by_dev() Jan Kara
2023-07-04 12:21 ` [PATCH 18/32] PM: hibernate: Drop unused snapshot_test argument Jan Kara
2023-07-04 12:21 ` [PATCH 19/32] mm/swap: Convert to use blkdev_get_handle_by_dev() Jan Kara
2023-07-04 12:21 ` [PATCH 20/32] fs: Convert to blkdev_get_handle_by_path() Jan Kara
2023-07-04 12:21 ` [PATCH 21/32] btrfs: " Jan Kara
2023-07-04 12:21 ` [PATCH 22/32] erofs: Convert to use blkdev_get_handle_by_path() Jan Kara
2023-07-06 15:16 ` Gao Xiang
2023-07-04 12:21 ` [PATCH 23/32] ext4: Convert to blkdev_get_handle_by_dev() Jan Kara
2023-07-04 12:21 ` [PATCH 24/32] f2fs: Convert to blkdev_get_handle_by_dev/path() Jan Kara
2023-07-04 12:21 ` [PATCH 25/32] jfs: Convert to blkdev_get_handle_by_dev() Jan Kara
2023-07-05 15:16 ` Dave Kleikamp
2023-07-04 12:21 ` [PATCH 26/32] nfs/blocklayout: Convert to use blkdev_get_handle_by_dev/path() Jan Kara
2023-07-04 12:21 ` [PATCH 27/32] nilfs2: Convert to use blkdev_get_handle_by_path() Jan Kara
2023-07-21 5:22 ` Ryusuke Konishi
2023-07-04 12:21 ` [PATCH 28/32] ocfs2: Convert to use blkdev_get_handle_by_dev() Jan Kara
2023-07-05 10:55 ` Joseph Qi
2023-07-04 12:21 ` Jan Kara [this message]
2023-07-04 12:21 ` [PATCH 30/32] xfs: Convert to blkdev_get_handle_by_path() Jan Kara
2023-07-04 12:21 ` [PATCH 31/32] block: Remove blkdev_get_by_*() functions Jan Kara
2023-07-04 12:21 ` [PATCH 32/32] block: Rename blkdev_get_handle_by_*() and blkdev_handle_put() Jan Kara
2023-07-06 14:54 ` [PATCH RFC 0/32] block: Make blkdev_get_by_*() return handle Christoph Hellwig
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