ibv_query_pkey - query an InfiniBand port's P_Key table
#include <infiniband/verbs.h>
int ibv_query_pkey(struct ibv_context *context,
uint8_t port_num,
int index,
uint16_t *pkey);
ibv_query_pkey() returns the P_Key value (in network byte order) in entry index of port port_num for device context context through the pointer pkey.
ibv_query_pkey() returns 0 on success, and -1 on error.
ibv_open_device(3), ibv_query_device(3), ibv_query_gid(3), ibv_query_port(3)
Dotan Barak <dotanba@gmail.com>