RDMA_SET_OPTION(3)

NAME
rdma_set_option - Set communication options for an rdma_cm_id.

SYNOPSIS
#include <rdma/rdma_cma.h>

int rdma_set_option (struct rdma_cm_id *id, int level, int optname, void *optval, size_t optlen);

ARGUMENTS

id  RDMA identifier.

level
    Protocol level of the option to set.

optname
    Name of the option, relative to the level, to set.

optval
    Reference to the option data. The data is dependent on the level and optname.

optlen
    The size of the %optval buffer.

DESCRIPTION
Sets communication options for an rdma_cm_id. This call is used to override the default system settings.

RETURN VALUE
Returns 0 on success, or -1 on error. If an error occurs, errno will be set to indicate the failure reason.

NOTES
Option details may be found in the relevant header files.

SEE ALSO
rdma_create_id(3)