diff options
Diffstat (limited to 'drivers/md/bcache/super.c')
| -rw-r--r-- | drivers/md/bcache/super.c | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/drivers/md/bcache/super.c b/drivers/md/bcache/super.c index 29dd1e8ae19f..72fbaf79b0c8 100644 --- a/drivers/md/bcache/super.c +++ b/drivers/md/bcache/super.c @@ -1284,6 +1284,9 @@ int bch_flash_dev_create(struct cache_set *c, uint64_t size) if (test_bit(CACHE_SET_STOPPING, &c->flags)) return -EINTR; + if (!test_bit(CACHE_SET_RUNNING, &c->flags)) + return -EPERM; + u = uuid_find_empty(c); if (!u) { pr_err("Can't create volume, no room for UUID"); @@ -1706,6 +1709,7 @@ static void run_cache_set(struct cache_set *c) flash_devs_run(c); + set_bit(CACHE_SET_RUNNING, &c->flags); return; err: closure_sync(&cl); |