sdma_rht_node
struct sdma_rht_node *rht_node = ptr;
struct sdma_rht_node *rht_node;
.head_offset = offsetof(struct sdma_rht_node, node),
.key_offset = offsetof(struct sdma_rht_node, cpu_id),
.key_len = sizeof_field(struct sdma_rht_node, cpu_id),
struct sdma_rht_node *rht_node;
struct sdma_rht_node *rht_node;
struct sdma_rht_node *rht_node;