umad_get_ca_portguids (3) Linux Manual Page

umad_get_ca_portguids – get the InfiniBand device ports GUIDs

Synopsis

#include <infiniband/umad.h>

int umad_get_ca_portguids(char *ca_name, uint64_t *portguids, int max);

Description

umad_get_ca_portguids() fills the portguids array with up to max port GUIDs belonging the specified IB device ca_name , or to the default IB device if ca_name is NULL. The argument portguids is an array of max uint64_t entries.

Return Value

On success, umad_get_ca_portguids() returns a non-negative value equal to the number of port GUIDs actually filled. On failure, a negative value is returned.

See Also

umad_get_cas_names(3)

Authors

Hal Rosenstock <halr [at] voltaire.com>

Dotan Barak <dotanb [at] mellanox.co.il>