From: Yu Kuai <yuku...@huawei.com> Avoid to access bd_inode directly, prepare to remove bd_inode from block_devcie.
Signed-off-by: Yu Kuai <yuku...@huawei.com> --- 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