diff options
Diffstat (limited to 'drivers/md/raid5-cache.c')
| -rw-r--r-- | drivers/md/raid5-cache.c | 12 |
1 files changed, 7 insertions, 5 deletions
diff --git a/drivers/md/raid5-cache.c b/drivers/md/raid5-cache.c index 46182b955aef..21653e1ed938 100644 --- a/drivers/md/raid5-cache.c +++ b/drivers/md/raid5-cache.c @@ -1260,14 +1260,13 @@ static void r5l_log_flush_endio(struct bio *bio) if (bio->bi_status) md_error(log->rdev->mddev, log->rdev); + bio_uninit(bio); spin_lock_irqsave(&log->io_list_lock, flags); list_for_each_entry(io, &log->flushing_ios, log_sibling) r5l_io_run_stripes(io); list_splice_tail_init(&log->flushing_ios, &log->finished_ios); spin_unlock_irqrestore(&log->io_list_lock, flags); - - bio_uninit(bio); } /* @@ -3164,12 +3163,15 @@ void r5l_exit_log(struct r5conf *conf) { struct r5l_log *log = conf->log; - /* Ensure disable_writeback_work wakes up and exits */ - wake_up(&conf->mddev->sb_wait); - flush_work(&log->disable_writeback_work); md_unregister_thread(&log->reclaim_thread); + /* + * 'reconfig_mutex' is held by caller, set 'confg->log' to NULL to + * ensure disable_writeback_work wakes up and exits. + */ conf->log = NULL; + wake_up(&conf->mddev->sb_wait); + flush_work(&log->disable_writeback_work); mempool_exit(&log->meta_pool); bioset_exit(&log->bs); |