diff options
Diffstat (limited to 'net/rds/rds.h')
| -rw-r--r-- | net/rds/rds.h | 17 |
1 files changed, 17 insertions, 0 deletions
diff --git a/net/rds/rds.h b/net/rds/rds.h index ebbf909b87ec..07fff73dd4f3 100644 --- a/net/rds/rds.h +++ b/net/rds/rds.h @@ -50,6 +50,9 @@ void rdsdebug(char *fmt, ...) #define RDS_FRAG_SHIFT 12 #define RDS_FRAG_SIZE ((unsigned int)(1 << RDS_FRAG_SHIFT)) +/* Used to limit both RDMA and non-RDMA RDS message to 1MB */ +#define RDS_MAX_MSG_SIZE ((unsigned int)(1 << 20)) + #define RDS_CONG_MAP_BYTES (65536 / 8) #define RDS_CONG_MAP_PAGES (PAGE_ALIGN(RDS_CONG_MAP_BYTES) / PAGE_SIZE) #define RDS_CONG_MAP_PAGE_BITS (PAGE_SIZE * 8) @@ -250,6 +253,11 @@ struct rds_ext_header_rdma_dest { #define RDS_EXTHDR_GEN_NUM 6 #define __RDS_EXTHDR_MAX 16 /* for now */ +#define RDS_RX_MAX_TRACES (RDS_MSG_RX_DGRAM_TRACE_MAX + 1) +#define RDS_MSG_RX_HDR 0 +#define RDS_MSG_RX_START 1 +#define RDS_MSG_RX_END 2 +#define RDS_MSG_RX_CMSG 3 struct rds_incoming { atomic_t i_refcount; @@ -262,6 +270,7 @@ struct rds_incoming { rds_rdma_cookie_t i_rdma_cookie; struct timeval i_rx_tstamp; + u64 i_rx_lat_trace[RDS_RX_MAX_TRACES]; }; struct rds_mr { @@ -419,6 +428,7 @@ struct rds_message { } rdma; struct rm_data_op { unsigned int op_active:1; + unsigned int op_notify:1; unsigned int op_nents; unsigned int op_count; unsigned int op_dmasg; @@ -571,6 +581,10 @@ struct rds_sock { unsigned char rs_recverr, rs_cong_monitor; u32 rs_hash_initval; + + /* Socket receive path trace points*/ + u8 rs_rx_traces; + u8 rs_rx_trace[RDS_MSG_RX_DGRAM_TRACE_MAX]; }; static inline struct rds_sock *rds_sk_to_rs(const struct sock *sk) @@ -630,6 +644,9 @@ struct rds_statistics { uint64_t s_cong_update_received; uint64_t s_cong_send_error; uint64_t s_cong_send_blocked; + uint64_t s_recv_bytes_added_to_socket; + uint64_t s_recv_bytes_removed_from_socket; + }; /* af_rds.c */ |