table of contents
other versions
- stretch 4.9.168-1
IDR_GET_NEXT(9) | Basic Kernel Library Functions | IDR_GET_NEXT(9) |
NAME¶
idr_get_next - lookup next object of id to given id.SYNOPSIS¶
void * idr_get_next(struct idr * idp, int * nextidp);
ARGUMENTS¶
idpidr 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.
COPYRIGHT¶
April 2019 | Kernel Hackers Manual 4.9. |