diff options
Diffstat (limited to 'block/blk-wbt.c')
| -rw-r--r-- | block/blk-wbt.c | 12 |
1 files changed, 4 insertions, 8 deletions
diff --git a/block/blk-wbt.c b/block/blk-wbt.c index ffa80e11cf14..b3b79149d3a0 100644 --- a/block/blk-wbt.c +++ b/block/blk-wbt.c @@ -653,19 +653,15 @@ void wbt_set_write_cache(struct rq_wb *rwb, bool write_cache_on) rwb->wc = write_cache_on; } - /* - * Disable wbt, if enabled by default. Only called from CFQ, if we have - * cgroups enabled +/* + * Disable wbt, if enabled by default. Only called from CFQ. */ void wbt_disable_default(struct request_queue *q) { struct rq_wb *rwb = q->rq_wb; - if (rwb && rwb->enable_state == WBT_STATE_ON_DEFAULT) { - blk_stat_remove_callback(q, rwb->cb); - rwb->win_nsec = rwb->min_lat_nsec = 0; - wbt_update_limits(rwb); - } + if (rwb && rwb->enable_state == WBT_STATE_ON_DEFAULT) + wbt_exit(q); } EXPORT_SYMBOL_GPL(wbt_disable_default); |