1#ifndef _CFQ_H
  2#define _CFQ_H
  3#include "blk-cgroup.h"
  4
  5#ifdef CONFIG_CFQ_GROUP_IOSCHED
  6static inline void cfq_blkiocg_update_io_add_stats(struct blkio_group *blkg,
  7	struct blkio_group *curr_blkg, bool direction, bool sync)
  8{
  9	blkiocg_update_io_add_stats(blkg, curr_blkg, direction, sync);
 10}
 11
 12static inline void cfq_blkiocg_update_dequeue_stats(struct blkio_group *blkg,
 13			unsigned long dequeue)
 14{
 15	blkiocg_update_dequeue_stats(blkg, dequeue);
 16}
 17
 18static inline void cfq_blkiocg_update_timeslice_used(struct blkio_group *blkg,
 19			unsigned long time, unsigned long unaccounted_time)
 20{
 21	blkiocg_update_timeslice_used(blkg, time, unaccounted_time);
 22}
 23
 24static inline void cfq_blkiocg_set_start_empty_time(struct blkio_group *blkg)
 25{
 26	blkiocg_set_start_empty_time(blkg);
 27}
 28
 29static inline void cfq_blkiocg_update_io_remove_stats(struct blkio_group *blkg,
 30				bool direction, bool sync)
 31{
 32	blkiocg_update_io_remove_stats(blkg, direction, sync);
 33}
 34
 35static inline void cfq_blkiocg_update_io_merged_stats(struct blkio_group *blkg,
 36		bool direction, bool sync)
 37{
 38	blkiocg_update_io_merged_stats(blkg, direction, sync);
 39}
 40
 41static inline void cfq_blkiocg_update_idle_time_stats(struct blkio_group *blkg)
 42{
 43	blkiocg_update_idle_time_stats(blkg);
 44}
 45
 46static inline void
 47cfq_blkiocg_update_avg_queue_size_stats(struct blkio_group *blkg)
 48{
 49	blkiocg_update_avg_queue_size_stats(blkg);
 50}
 51
 52static inline void
 53cfq_blkiocg_update_set_idle_time_stats(struct blkio_group *blkg)
 54{
 55	blkiocg_update_set_idle_time_stats(blkg);
 56}
 57
 58static inline void cfq_blkiocg_update_dispatch_stats(struct blkio_group *blkg,
 59				uint64_t bytes, bool direction, bool sync)
 60{
 61	blkiocg_update_dispatch_stats(blkg, bytes, direction, sync);
 62}
 63
 64static inline void cfq_blkiocg_update_completion_stats(struct blkio_group *blkg, uint64_t start_time, uint64_t io_start_time, bool direction, bool sync)
 65{
 66	blkiocg_update_completion_stats(blkg, start_time, io_start_time,
 67				direction, sync);
 68}
 69
 70static inline void cfq_blkiocg_add_blkio_group(struct blkio_cgroup *blkcg,
 71			struct blkio_group *blkg, void *key, dev_t dev) {
 72	blkiocg_add_blkio_group(blkcg, blkg, key, dev, BLKIO_POLICY_PROP);
 73}
 74
 75static inline int cfq_blkiocg_del_blkio_group(struct blkio_group *blkg)
 76{
 77	return blkiocg_del_blkio_group(blkg);
 78}
 79
 80#else /* CFQ_GROUP_IOSCHED */
 81static inline void cfq_blkiocg_update_io_add_stats(struct blkio_group *blkg,
 82	struct blkio_group *curr_blkg, bool direction, bool sync) {}
 83
 84static inline void cfq_blkiocg_update_dequeue_stats(struct blkio_group *blkg,
 85			unsigned long dequeue) {}
 86
 87static inline void cfq_blkiocg_update_timeslice_used(struct blkio_group *blkg,
 88			unsigned long time, unsigned long unaccounted_time) {}
 89static inline void cfq_blkiocg_set_start_empty_time(struct blkio_group *blkg) {}
 90static inline void cfq_blkiocg_update_io_remove_stats(struct blkio_group *blkg,
 91				bool direction, bool sync) {}
 92static inline void cfq_blkiocg_update_io_merged_stats(struct blkio_group *blkg,
 93		bool direction, bool sync) {}
 94static inline void cfq_blkiocg_update_idle_time_stats(struct blkio_group *blkg)
 95{
 96}
 97static inline void
 98cfq_blkiocg_update_avg_queue_size_stats(struct blkio_group *blkg) {}
 99
100static inline void
101cfq_blkiocg_update_set_idle_time_stats(struct blkio_group *blkg) {}
102
103static inline void cfq_blkiocg_update_dispatch_stats(struct blkio_group *blkg,
104				uint64_t bytes, bool direction, bool sync) {}
105static inline void cfq_blkiocg_update_completion_stats(struct blkio_group *blkg, uint64_t start_time, uint64_t io_start_time, bool direction, bool sync) {}
106
107static inline void cfq_blkiocg_add_blkio_group(struct blkio_cgroup *blkcg,
108			struct blkio_group *blkg, void *key, dev_t dev) {}
109static inline int cfq_blkiocg_del_blkio_group(struct blkio_group *blkg)
110{
111	return 0;
112}
113
114#endif /* CFQ_GROUP_IOSCHED */
115#endif