ext4: release discard bio after sending discard commands

We've changed the discard command handling into parallel manner.
But, in this change, I forgot decreasing the usage count of the bio
which was used to send discard request. I'm sorry about that.

Fixes: a015434480 ("ext4: send parallel discards on commit completions")
Signed-off-by: Daeho Jeong <daeho.jeong@samsung.com>
Signed-off-by: Theodore Ts'o <tytso@mit.edu>
Reviewed-by: Jan Kara <jack@suse.cz>
This commit is contained in:
Daeho Jeong 2017-08-05 13:11:57 -04:00 коммит произвёл Theodore Ts'o
Родитель 9c5d58fb9e
Коммит e45105772d
1 изменённых файлов: 3 добавлений и 1 удалений

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@ -2892,8 +2892,10 @@ void ext4_process_freed_data(struct super_block *sb, tid_t commit_tid)
break;
}
if (discard_bio)
if (discard_bio) {
submit_bio_wait(discard_bio);
bio_put(discard_bio);
}
}
list_for_each_entry_safe(entry, tmp, &freed_data_list, efd_list)