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 relevent header files.
SEE ALSO¶
rdma_create_id(3)