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ext4: factor out ext4_fast_commit_init()

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Factor out ext4_fast_commit_init(). No functional change.

Signed-off-by: Jason Yan <yanaijie@huawei.com>
Reviewed-by: Jan Kara <jack@suse.cz>
Reviewed-by: Ritesh Harjani (IBM) <ritesh.list@gmail.com>
Link: https://lore.kernel.org/r/20220916141527.1012715-6-yanaijie@huawei.com
Signed-off-by: Theodore Ts'o <tytso@mit.edu>
This commit is contained in:
Jason Yan 2022-09-16 22:15:16 +08:00 committed by Theodore Ts'o
parent 4a8557b094
commit f7314a6732
1 changed files with 25 additions and 18 deletions
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43
fs/ext4/super.c
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@ -4395,6 +4395,30 @@ static int ext4_handle_clustersize(struct super_block *sb, int blocksize)
return 0;
}
static void ext4_fast_commit_init(struct super_block *sb)
{
struct ext4_sb_info *sbi = EXT4_SB(sb);
/* Initialize fast commit stuff */
atomic_set(&sbi->s_fc_subtid, 0);
INIT_LIST_HEAD(&sbi->s_fc_q[FC_Q_MAIN]);
INIT_LIST_HEAD(&sbi->s_fc_q[FC_Q_STAGING]);
INIT_LIST_HEAD(&sbi->s_fc_dentry_q[FC_Q_MAIN]);
INIT_LIST_HEAD(&sbi->s_fc_dentry_q[FC_Q_STAGING]);
sbi->s_fc_bytes = 0;
ext4_clear_mount_flag(sb, EXT4_MF_FC_INELIGIBLE);
sbi->s_fc_ineligible_tid = 0;
spin_lock_init(&sbi->s_fc_lock);
memset(&sbi->s_fc_stats, 0, sizeof(sbi->s_fc_stats));
sbi->s_fc_replay_state.fc_regions = NULL;
sbi->s_fc_replay_state.fc_regions_size = 0;
sbi->s_fc_replay_state.fc_regions_used = 0;
sbi->s_fc_replay_state.fc_regions_valid = 0;
sbi->s_fc_replay_state.fc_modified_inodes = NULL;
sbi->s_fc_replay_state.fc_modified_inodes_size = 0;
sbi->s_fc_replay_state.fc_modified_inodes_used = 0;
}
static int __ext4_fill_super(struct fs_context *fc, struct super_block *sb)
{
struct buffer_head *bh, **group_desc;
@ -5033,24 +5057,7 @@ static int __ext4_fill_super(struct fs_context *fc, struct super_block *sb)
INIT_LIST_HEAD(&sbi->s_orphan); /* unlinked but open files */
mutex_init(&sbi->s_orphan_lock);
/* Initialize fast commit stuff */
atomic_set(&sbi->s_fc_subtid, 0);
INIT_LIST_HEAD(&sbi->s_fc_q[FC_Q_MAIN]);
INIT_LIST_HEAD(&sbi->s_fc_q[FC_Q_STAGING]);
INIT_LIST_HEAD(&sbi->s_fc_dentry_q[FC_Q_MAIN]);
INIT_LIST_HEAD(&sbi->s_fc_dentry_q[FC_Q_STAGING]);
sbi->s_fc_bytes = 0;
ext4_clear_mount_flag(sb, EXT4_MF_FC_INELIGIBLE);
sbi->s_fc_ineligible_tid = 0;
spin_lock_init(&sbi->s_fc_lock);
memset(&sbi->s_fc_stats, 0, sizeof(sbi->s_fc_stats));
sbi->s_fc_replay_state.fc_regions = NULL;
sbi->s_fc_replay_state.fc_regions_size = 0;
sbi->s_fc_replay_state.fc_regions_used = 0;
sbi->s_fc_replay_state.fc_regions_valid = 0;
sbi->s_fc_replay_state.fc_modified_inodes = NULL;
sbi->s_fc_replay_state.fc_modified_inodes_size = 0;
sbi->s_fc_replay_state.fc_modified_inodes_used = 0;
ext4_fast_commit_init(sb);
sb->s_root = NULL;