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.TH "RDMA_GET_DEVICES" 3 "2007-05-15" "librdmacm" "Librdmacm Programmer's Manual" librdmacm .SH NAME rdma_get_devices \- Get a list of RDMA devices currently available. .SH SYNOPSIS .B "#include <rdma/rdma_cma.h>" .P .B "struct ibv_context **" rdma_get_devices .BI "(int *" num_devices ");" .SH ARGUMENTS .IP "num_devices" 12 If non-NULL, set to the number of devices returned. .SH "DESCRIPTION" Return a NULL-terminated array of opened RDMA devices. Callers can use this routine to allocate resources on specific RDMA devices that will be shared across multiple rdma_cm_id's. .SH "NOTES" The returned array must be released by calling rdma_free_devices. Devices remain opened while the librdmacm is loaded. .SH "SEE ALSO" rdma_free_devices(3)