mirror of
https://github.com/torvalds/linux.git
synced 2024-11-25 21:51:40 +00:00
5d13243820
Use the queue wide write back cache tracking insted of duplicating the value in strut rq_wb. Signed-off-by: Christoph Hellwig <hch@lst.de> Link: https://lore.kernel.org/r/20231226090747.204969-1-hch@lst.de Signed-off-by: Jens Axboe <axboe@kernel.dk>
29 lines
613 B
C
29 lines
613 B
C
/* SPDX-License-Identifier: GPL-2.0 */
|
|
#ifndef WB_THROTTLE_H
|
|
#define WB_THROTTLE_H
|
|
|
|
#ifdef CONFIG_BLK_WBT
|
|
|
|
int wbt_init(struct gendisk *disk);
|
|
void wbt_disable_default(struct gendisk *disk);
|
|
void wbt_enable_default(struct gendisk *disk);
|
|
|
|
u64 wbt_get_min_lat(struct request_queue *q);
|
|
void wbt_set_min_lat(struct request_queue *q, u64 val);
|
|
bool wbt_disabled(struct request_queue *);
|
|
|
|
u64 wbt_default_latency_nsec(struct request_queue *);
|
|
|
|
#else
|
|
|
|
static inline void wbt_disable_default(struct gendisk *disk)
|
|
{
|
|
}
|
|
static inline void wbt_enable_default(struct gendisk *disk)
|
|
{
|
|
}
|
|
|
|
#endif /* CONFIG_BLK_WBT */
|
|
|
|
#endif
|