diff options
Diffstat (limited to 'drivers/md/bcache/bcache.h')
-rw-r--r-- | drivers/md/bcache/bcache.h | 7 |
1 files changed, 7 insertions, 0 deletions
diff --git a/drivers/md/bcache/bcache.h b/drivers/md/bcache/bcache.h index 3be0fcc19b1f..5f7b0b2513cc 100644 --- a/drivers/md/bcache/bcache.h +++ b/drivers/md/bcache/bcache.h @@ -320,6 +320,13 @@ struct cached_dev { */ atomic_t has_dirty; + /* + * Set to zero by things that touch the backing volume-- except + * writeback. Incremented by writeback. Used to determine when to + * accelerate idle writeback. + */ + atomic_t backing_idle; + struct bch_ratelimit writeback_rate; struct delayed_work writeback_rate_update; |