blk_queue_flag_set(QUEUE_FLAG_FUA, q);
else
blk_queue_flag_clear(QUEUE_FLAG_FUA, q);
-
- wbt_set_write_cache(q, test_bit(QUEUE_FLAG_WC, &q->queue_flags));
}
EXPORT_SYMBOL_GPL(blk_queue_write_cache);
u64 sync_issue;
void *sync_cookie;
- unsigned int wc;
-
unsigned long last_issue; /* last non-throttled issue */
unsigned long last_comp; /* last non-throttled comp */
unsigned long min_lat_nsec;
*/
if (wb_acct & WBT_DISCARD)
limit = rwb->wb_background;
- else if (rwb->wc && !wb_recent_wait(rwb))
+ else if (test_bit(QUEUE_FLAG_WC, &rwb->rqos.disk->queue->queue_flags) &&
+ !wb_recent_wait(rwb))
limit = 0;
else
limit = rwb->wb_normal;
}
}
-void wbt_set_write_cache(struct request_queue *q, bool write_cache_on)
-{
- struct rq_qos *rqos = wbt_rq_qos(q);
- if (rqos)
- RQWB(rqos)->wc = write_cache_on;
-}
-
/*
* Enable wbt if defaults are configured that way
*/
rwb->last_comp = rwb->last_issue = jiffies;
rwb->win_nsec = RWB_WINDOW_NSEC;
rwb->enable_state = WBT_STATE_ON_DEFAULT;
- rwb->wc = test_bit(QUEUE_FLAG_WC, &q->queue_flags);
rwb->rq_depth.default_depth = RWB_DEF_DEPTH;
rwb->min_lat_nsec = wbt_default_latency_nsec(q);
rwb->rq_depth.queue_depth = blk_queue_depth(q);
void wbt_set_min_lat(struct request_queue *q, u64 val);
bool wbt_disabled(struct request_queue *);
-void wbt_set_write_cache(struct request_queue *, bool);
-
u64 wbt_default_latency_nsec(struct request_queue *);
#else
static inline void wbt_enable_default(struct gendisk *disk)
{
}
-static inline void wbt_set_write_cache(struct request_queue *q, bool wc)
-{
-}
#endif /* CONFIG_BLK_WBT */