diff options
Diffstat (limited to 'drivers/md/bcache')
| -rw-r--r-- | drivers/md/bcache/journal.c | 11 |
1 files changed, 7 insertions, 4 deletions
diff --git a/drivers/md/bcache/journal.c b/drivers/md/bcache/journal.c index 6e18057d1d82..5180bed911ef 100644 --- a/drivers/md/bcache/journal.c +++ b/drivers/md/bcache/journal.c @@ -541,11 +541,11 @@ static void journal_reclaim(struct cache_set *c) ca->sb.nr_this_dev); } - bkey_init(k); - SET_KEY_PTRS(k, n); - - if (n) + if (n) { + bkey_init(k); + SET_KEY_PTRS(k, n); c->journal.blocks_free = c->sb.bucket_size >> c->block_bits; + } out: if (!journal_full(&c->journal)) __closure_wake_up(&c->journal.wait); @@ -672,6 +672,9 @@ static void journal_write_unlocked(struct closure *cl) ca->journal.seq[ca->journal.cur_idx] = w->data->seq; } + /* If KEY_PTRS(k) == 0, this jset gets lost in air */ + BUG_ON(i == 0); + atomic_dec_bug(&fifo_back(&c->journal.pin)); bch_journal_next(&c->journal); journal_reclaim(c); |