IDR_GET_NEXT(9) Basic Kernel Library Functions IDR_GET_NEXT(9)NAMEidr_get_next - lookup next object of id to given id.
SYNOPSIS
void * idr_get_next(struct idr * idp, int * nextidp);
ARGUMENTS
idp
idr handle
nextidp
pointer to lookup key
DESCRIPTION
Returns pointer to registered object with id, which is next number to
given id. After being looked up, *nextidp will be updated for the next
iteration.
This function can be called under rcu_read_lock, given that the leaf
pointers lifetimes are correctly managed.
COPYRIGHTKernel Hackers Manual 3.11 November 2013 IDR_GET_NEXT(9)