| /* | |
| * This file is auto-generated. Modifications will be lost. | |
| * | |
| * See https://android.googlesource.com/platform/bionic/+/master/libc/kernel/ | |
| * for more information. | |
| */ | |
| #ifndef _LINUX_RDS_H | |
| #define _LINUX_RDS_H | |
| #include <linux/types.h> | |
| #include <linux/socket.h> | |
| #include <linux/in6.h> | |
| #define RDS_IB_ABI_VERSION 0x301 | |
| #define SOL_RDS 276 | |
| #define RDS_CANCEL_SENT_TO 1 | |
| #define RDS_GET_MR 2 | |
| #define RDS_FREE_MR 3 | |
| #define RDS_RECVERR 5 | |
| #define RDS_CONG_MONITOR 6 | |
| #define RDS_GET_MR_FOR_DEST 7 | |
| #define SO_RDS_TRANSPORT 8 | |
| #define SO_RDS_MSG_RXPATH_LATENCY 10 | |
| #define RDS_TRANS_IB 0 | |
| #define RDS_TRANS_GAP 1 | |
| #define RDS_TRANS_TCP 2 | |
| #define RDS_TRANS_COUNT 3 | |
| #define RDS_TRANS_NONE (~0) | |
| #define RDS_TRANS_IWARP RDS_TRANS_GAP | |
| #define SIOCRDSSETTOS (SIOCPROTOPRIVATE) | |
| #define SIOCRDSGETTOS (SIOCPROTOPRIVATE + 1) | |
| typedef __u8 rds_tos_t; | |
| #define RDS_CMSG_RDMA_ARGS 1 | |
| #define RDS_CMSG_RDMA_DEST 2 | |
| #define RDS_CMSG_RDMA_MAP 3 | |
| #define RDS_CMSG_RDMA_STATUS 4 | |
| #define RDS_CMSG_CONG_UPDATE 5 | |
| #define RDS_CMSG_ATOMIC_FADD 6 | |
| #define RDS_CMSG_ATOMIC_CSWP 7 | |
| #define RDS_CMSG_MASKED_ATOMIC_FADD 8 | |
| #define RDS_CMSG_MASKED_ATOMIC_CSWP 9 | |
| #define RDS_CMSG_RXPATH_LATENCY 11 | |
| #define RDS_CMSG_ZCOPY_COOKIE 12 | |
| #define RDS_CMSG_ZCOPY_COMPLETION 13 | |
| #define RDS_INFO_FIRST 10000 | |
| #define RDS_INFO_COUNTERS 10000 | |
| #define RDS_INFO_CONNECTIONS 10001 | |
| #define RDS_INFO_SEND_MESSAGES 10003 | |
| #define RDS_INFO_RETRANS_MESSAGES 10004 | |
| #define RDS_INFO_RECV_MESSAGES 10005 | |
| #define RDS_INFO_SOCKETS 10006 | |
| #define RDS_INFO_TCP_SOCKETS 10007 | |
| #define RDS_INFO_IB_CONNECTIONS 10008 | |
| #define RDS_INFO_CONNECTION_STATS 10009 | |
| #define RDS_INFO_IWARP_CONNECTIONS 10010 | |
| #define RDS6_INFO_CONNECTIONS 10011 | |
| #define RDS6_INFO_SEND_MESSAGES 10012 | |
| #define RDS6_INFO_RETRANS_MESSAGES 10013 | |
| #define RDS6_INFO_RECV_MESSAGES 10014 | |
| #define RDS6_INFO_SOCKETS 10015 | |
| #define RDS6_INFO_TCP_SOCKETS 10016 | |
| #define RDS6_INFO_IB_CONNECTIONS 10017 | |
| #define RDS_INFO_LAST 10017 | |
| struct rds_info_counter { | |
| __u8 name[32]; | |
| __u64 value; | |
| } __attribute__((packed)); | |
| #define RDS_INFO_CONNECTION_FLAG_SENDING 0x01 | |
| #define RDS_INFO_CONNECTION_FLAG_CONNECTING 0x02 | |
| #define RDS_INFO_CONNECTION_FLAG_CONNECTED 0x04 | |
| #define TRANSNAMSIZ 16 | |
| struct rds_info_connection { | |
| __u64 next_tx_seq; | |
| __u64 next_rx_seq; | |
| __be32 laddr; | |
| __be32 faddr; | |
| __u8 transport[TRANSNAMSIZ]; | |
| __u8 flags; | |
| __u8 tos; | |
| } __attribute__((packed)); | |
| struct rds6_info_connection { | |
| __u64 next_tx_seq; | |
| __u64 next_rx_seq; | |
| struct in6_addr laddr; | |
| struct in6_addr faddr; | |
| __u8 transport[TRANSNAMSIZ]; | |
| __u8 flags; | |
| } __attribute__((packed)); | |
| #define RDS_INFO_MESSAGE_FLAG_ACK 0x01 | |
| #define RDS_INFO_MESSAGE_FLAG_FAST_ACK 0x02 | |
| struct rds_info_message { | |
| __u64 seq; | |
| __u32 len; | |
| __be32 laddr; | |
| __be32 faddr; | |
| __be16 lport; | |
| __be16 fport; | |
| __u8 flags; | |
| __u8 tos; | |
| } __attribute__((packed)); | |
| struct rds6_info_message { | |
| __u64 seq; | |
| __u32 len; | |
| struct in6_addr laddr; | |
| struct in6_addr faddr; | |
| __be16 lport; | |
| __be16 fport; | |
| __u8 flags; | |
| __u8 tos; | |
| } __attribute__((packed)); | |
| struct rds_info_socket { | |
| __u32 sndbuf; | |
| __be32 bound_addr; | |
| __be32 connected_addr; | |
| __be16 bound_port; | |
| __be16 connected_port; | |
| __u32 rcvbuf; | |
| __u64 inum; | |
| } __attribute__((packed)); | |
| struct rds6_info_socket { | |
| __u32 sndbuf; | |
| struct in6_addr bound_addr; | |
| struct in6_addr connected_addr; | |
| __be16 bound_port; | |
| __be16 connected_port; | |
| __u32 rcvbuf; | |
| __u64 inum; | |
| } __attribute__((packed)); | |
| struct rds_info_tcp_socket { | |
| __be32 local_addr; | |
| __be16 local_port; | |
| __be32 peer_addr; | |
| __be16 peer_port; | |
| __u64 hdr_rem; | |
| __u64 data_rem; | |
| __u32 last_sent_nxt; | |
| __u32 last_expected_una; | |
| __u32 last_seen_una; | |
| __u8 tos; | |
| } __attribute__((packed)); | |
| struct rds6_info_tcp_socket { | |
| struct in6_addr local_addr; | |
| __be16 local_port; | |
| struct in6_addr peer_addr; | |
| __be16 peer_port; | |
| __u64 hdr_rem; | |
| __u64 data_rem; | |
| __u32 last_sent_nxt; | |
| __u32 last_expected_una; | |
| __u32 last_seen_una; | |
| } __attribute__((packed)); | |
| #define RDS_IB_GID_LEN 16 | |
| struct rds_info_rdma_connection { | |
| __be32 src_addr; | |
| __be32 dst_addr; | |
| __u8 src_gid[RDS_IB_GID_LEN]; | |
| __u8 dst_gid[RDS_IB_GID_LEN]; | |
| __u32 max_send_wr; | |
| __u32 max_recv_wr; | |
| __u32 max_send_sge; | |
| __u32 rdma_mr_max; | |
| __u32 rdma_mr_size; | |
| __u8 tos; | |
| __u8 sl; | |
| __u32 cache_allocs; | |
| }; | |
| struct rds6_info_rdma_connection { | |
| struct in6_addr src_addr; | |
| struct in6_addr dst_addr; | |
| __u8 src_gid[RDS_IB_GID_LEN]; | |
| __u8 dst_gid[RDS_IB_GID_LEN]; | |
| __u32 max_send_wr; | |
| __u32 max_recv_wr; | |
| __u32 max_send_sge; | |
| __u32 rdma_mr_max; | |
| __u32 rdma_mr_size; | |
| __u8 tos; | |
| __u8 sl; | |
| __u32 cache_allocs; | |
| }; | |
| enum rds_message_rxpath_latency { | |
| RDS_MSG_RX_HDR_TO_DGRAM_START = 0, | |
| RDS_MSG_RX_DGRAM_REASSEMBLE, | |
| RDS_MSG_RX_DGRAM_DELIVERED, | |
| RDS_MSG_RX_DGRAM_TRACE_MAX | |
| }; | |
| struct rds_rx_trace_so { | |
| __u8 rx_traces; | |
| __u8 rx_trace_pos[RDS_MSG_RX_DGRAM_TRACE_MAX]; | |
| }; | |
| struct rds_cmsg_rx_trace { | |
| __u8 rx_traces; | |
| __u8 rx_trace_pos[RDS_MSG_RX_DGRAM_TRACE_MAX]; | |
| __u64 rx_trace[RDS_MSG_RX_DGRAM_TRACE_MAX]; | |
| }; | |
| #define RDS_CONG_MONITOR_SIZE 64 | |
| #define RDS_CONG_MONITOR_BIT(port) (((unsigned int) port) % RDS_CONG_MONITOR_SIZE) | |
| #define RDS_CONG_MONITOR_MASK(port) (1ULL << RDS_CONG_MONITOR_BIT(port)) | |
| typedef __u64 rds_rdma_cookie_t; | |
| struct rds_iovec { | |
| __u64 addr; | |
| __u64 bytes; | |
| }; | |
| struct rds_get_mr_args { | |
| struct rds_iovec vec; | |
| __u64 cookie_addr; | |
| __u64 flags; | |
| }; | |
| struct rds_get_mr_for_dest_args { | |
| struct sockaddr_storage dest_addr; | |
| struct rds_iovec vec; | |
| __u64 cookie_addr; | |
| __u64 flags; | |
| }; | |
| struct rds_free_mr_args { | |
| rds_rdma_cookie_t cookie; | |
| __u64 flags; | |
| }; | |
| struct rds_rdma_args { | |
| rds_rdma_cookie_t cookie; | |
| struct rds_iovec remote_vec; | |
| __u64 local_vec_addr; | |
| __u64 nr_local; | |
| __u64 flags; | |
| __u64 user_token; | |
| }; | |
| struct rds_atomic_args { | |
| rds_rdma_cookie_t cookie; | |
| __u64 local_addr; | |
| __u64 remote_addr; | |
| union { | |
| struct { | |
| __u64 compare; | |
| __u64 swap; | |
| } cswp; | |
| struct { | |
| __u64 add; | |
| } fadd; | |
| struct { | |
| __u64 compare; | |
| __u64 swap; | |
| __u64 compare_mask; | |
| __u64 swap_mask; | |
| } m_cswp; | |
| struct { | |
| __u64 add; | |
| __u64 nocarry_mask; | |
| } m_fadd; | |
| }; | |
| __u64 flags; | |
| __u64 user_token; | |
| }; | |
| struct rds_rdma_notify { | |
| __u64 user_token; | |
| __s32 status; | |
| }; | |
| #define RDS_RDMA_SUCCESS 0 | |
| #define RDS_RDMA_REMOTE_ERROR 1 | |
| #define RDS_RDMA_CANCELED 2 | |
| #define RDS_RDMA_DROPPED 3 | |
| #define RDS_RDMA_OTHER_ERROR 4 | |
| #define RDS_MAX_ZCOOKIES 8 | |
| struct rds_zcopy_cookies { | |
| __u32 num; | |
| __u32 cookies[RDS_MAX_ZCOOKIES]; | |
| }; | |
| #define RDS_RDMA_READWRITE 0x0001 | |
| #define RDS_RDMA_FENCE 0x0002 | |
| #define RDS_RDMA_INVALIDATE 0x0004 | |
| #define RDS_RDMA_USE_ONCE 0x0008 | |
| #define RDS_RDMA_DONTWAIT 0x0010 | |
| #define RDS_RDMA_NOTIFY_ME 0x0020 | |
| #define RDS_RDMA_SILENT 0x0040 | |
| #endif |