95 void idr_remove(struct idr *idp, int id)  in idr_remove()  argument
97 	if (idp->id[id].used) {  in idr_remove()
98 		idp->id[id].used = 0;  in idr_remove()
99 		idp->updated = true;  in idr_remove()
104 void *idr_find(struct idr *idp, int id)  in idr_find()  argument
106 	if (idp->id[id].used)  in idr_find()
107 		return idp->id[id].ptr;  in idr_find()
112 void *idr_get_next(struct idr *idp, int *next)  in idr_get_next()  argument
117 	ret = idr_find(idp, id);  in idr_get_next()
120 		if (!idp->id[id].used)  in idr_get_next()
130 int idr_alloc(struct idr *idp, void *ptr, int start, int end, gfp_t gfp_mask)  in idr_alloc()  argument
136 		idl = &idp->id[i];  in idr_alloc()
140 			idp->updated = true;  in idr_alloc()