sys/sys/devicestat.h

45 #define DEVSTAT_DEVICE_NAME "devstat"
48  * ATTENTION:  The devstat version below should be incremented any time a
49  * change is made in struct devstat, or any time a change is made in the
50  * enumerated types that struct devstat uses.  (Only if those changes
137 struct devstat {
147 	STAILQ_ENTRY(devstat) 	dev_links;
183 STAILQ_HEAD(devstatlist, devstat);
188 struct devstat *devstat_new_entry(const void *dev_name, int unit_number,
194 void devstat_remove_entry(struct devstat *ds);
195 void devstat_start_transaction(struct devstat *ds, struct bintime *now);
196 void devstat_start_transaction_bio(struct devstat *ds, struct bio *bp);
197 void devstat_end_transaction(struct devstat *ds, u_int32_t bytes,
201 void devstat_end_transaction_bio(struct devstat *ds, struct bio *bp);
202 void devstat_end_transaction_bio_bt(struct devstat *ds, struct bio *bp,