/* schedulers information */
struct ksock_sched_info **ksnd_sched_info;
- cfs_atomic_t ksnd_nactive_txs; /* #active txs */
+ atomic_t ksnd_nactive_txs; /* #active txs */
cfs_list_t ksnd_deathrow_conns; /* conns to close: reaper_lock*/
cfs_list_t ksnd_zombie_conns; /* conns to free: reaper_lock */
typedef struct /* transmit packet */
{
- cfs_list_t tx_list; /* queue on conn for transmission etc */
- cfs_list_t tx_zc_list; /* queue on peer for ZC request */
- cfs_atomic_t tx_refcount; /* tx reference count */
- int tx_nob; /* # packet bytes */
- int tx_resid; /* residual bytes */
+ cfs_list_t tx_list; /* queue on conn for transmission etc */
+ cfs_list_t tx_zc_list; /* queue on peer for ZC request */
+ atomic_t tx_refcount; /* tx reference count */
+ int tx_nob; /* # packet bytes */
+ int tx_resid; /* residual bytes */
int tx_niov; /* # packet iovec frags */
struct iovec *tx_iov; /* packet iovec frags */
int tx_nkiov; /* # packet page frags */
struct ksock_peer *ksnc_peer; /* owning peer */
struct ksock_route *ksnc_route; /* owning route */
cfs_list_t ksnc_list; /* stash on peer's conn list */
- cfs_socket_t *ksnc_sock; /* actual socket */
- void *ksnc_saved_data_ready; /* socket's original data_ready() callback */
- void *ksnc_saved_write_space; /* socket's original write_space() callback */
- cfs_atomic_t ksnc_conn_refcount; /* conn refcount */
- cfs_atomic_t ksnc_sock_refcount; /* sock refcount */
- ksock_sched_t *ksnc_scheduler; /* who schedules this connection */
- __u32 ksnc_myipaddr; /* my IP */
+ cfs_socket_t *ksnc_sock; /* actual socket */
+ void *ksnc_saved_data_ready; /* socket's original data_ready() callback */
+ void *ksnc_saved_write_space; /* socket's original write_space() callback */
+ atomic_t ksnc_conn_refcount; /* conn refcount */
+ atomic_t ksnc_sock_refcount; /* sock refcount */
+ ksock_sched_t *ksnc_scheduler; /* who schedules this connection */
+ __u32 ksnc_myipaddr; /* my IP */
__u32 ksnc_ipaddr; /* peer's IP */
int ksnc_port; /* peer's port */
signed int ksnc_type:3; /* type of connection,
cfs_list_t ksnc_tx_list; /* where I enq waiting for output space */
cfs_list_t ksnc_tx_queue; /* packets waiting to be sent */
ksock_tx_t *ksnc_tx_carrier; /* next TX that can carry a LNet message or ZC-ACK */
- cfs_time_t ksnc_tx_deadline; /* when (in jiffies) tx times out */
- int ksnc_tx_bufnob; /* send buffer marker */
- cfs_atomic_t ksnc_tx_nob; /* # bytes queued */
- int ksnc_tx_ready; /* write space */
- int ksnc_tx_scheduled; /* being progressed */
- cfs_time_t ksnc_tx_last_post; /* time stamp of the last posted TX */
+ cfs_time_t ksnc_tx_deadline; /* when (in jiffies) tx times out */
+ int ksnc_tx_bufnob; /* send buffer marker */
+ atomic_t ksnc_tx_nob; /* # bytes queued */
+ int ksnc_tx_ready; /* write space */
+ int ksnc_tx_scheduled; /* being progressed */
+ cfs_time_t ksnc_tx_last_post; /* time stamp of the last posted TX */
} ksock_conn_t;
typedef struct ksock_route
{
- cfs_list_t ksnr_list; /* chain on peer route list */
- cfs_list_t ksnr_connd_list; /* chain on ksnr_connd_routes */
- struct ksock_peer *ksnr_peer; /* owning peer */
- cfs_atomic_t ksnr_refcount; /* # users */
- cfs_time_t ksnr_timeout; /* when (in jiffies) reconnection can happen next */
- cfs_duration_t ksnr_retry_interval; /* how long between retries */
+ cfs_list_t ksnr_list; /* chain on peer route list */
+ cfs_list_t ksnr_connd_list; /* chain on ksnr_connd_routes */
+ struct ksock_peer *ksnr_peer; /* owning peer */
+ atomic_t ksnr_refcount; /* # users */
+ cfs_time_t ksnr_timeout; /* when (in jiffies) reconnection can happen next */
+ cfs_duration_t ksnr_retry_interval; /* how long between retries */
__u32 ksnr_myipaddr; /* my IP */
__u32 ksnr_ipaddr; /* IP address to connect to */
int ksnr_port; /* port to connect to */
typedef struct ksock_peer
{
- cfs_list_t ksnp_list; /* stash on global peer list */
- cfs_time_t ksnp_last_alive; /* when (in jiffies) I was last alive */
- lnet_process_id_t ksnp_id; /* who's on the other end(s) */
- cfs_atomic_t ksnp_refcount; /* # users */
- int ksnp_sharecount; /* lconf usage counter */
- int ksnp_closing; /* being closed */
+ cfs_list_t ksnp_list; /* stash on global peer list */
+ cfs_time_t ksnp_last_alive; /* when (in jiffies) I was last alive */
+ lnet_process_id_t ksnp_id; /* who's on the other end(s) */
+ atomic_t ksnp_refcount; /* # users */
+ int ksnp_sharecount; /* lconf usage counter */
+ int ksnp_closing; /* being closed */
int ksnp_accepting;/* # passive connections pending */
int ksnp_error; /* errno on closing last conn */
__u64 ksnp_zc_next_cookie;/* ZC completion cookie */
static inline void
ksocknal_conn_addref (ksock_conn_t *conn)
{
- LASSERT (cfs_atomic_read(&conn->ksnc_conn_refcount) > 0);
- cfs_atomic_inc(&conn->ksnc_conn_refcount);
+ LASSERT (atomic_read(&conn->ksnc_conn_refcount) > 0);
+ atomic_inc(&conn->ksnc_conn_refcount);
}
extern void ksocknal_queue_zombie_conn (ksock_conn_t *conn);
static inline void
ksocknal_conn_decref (ksock_conn_t *conn)
{
- LASSERT (cfs_atomic_read(&conn->ksnc_conn_refcount) > 0);
- if (cfs_atomic_dec_and_test(&conn->ksnc_conn_refcount))
- ksocknal_queue_zombie_conn(conn);
+ LASSERT (atomic_read(&conn->ksnc_conn_refcount) > 0);
+ if (atomic_dec_and_test(&conn->ksnc_conn_refcount))
+ ksocknal_queue_zombie_conn(conn);
}
static inline int
ksocknal_connsock_addref (ksock_conn_t *conn)
{
- int rc = -ESHUTDOWN;
+ int rc = -ESHUTDOWN;
read_lock(&ksocknal_data.ksnd_global_lock);
if (!conn->ksnc_closing) {
- LASSERT(cfs_atomic_read(&conn->ksnc_sock_refcount) > 0);
- cfs_atomic_inc(&conn->ksnc_sock_refcount);
+ LASSERT(atomic_read(&conn->ksnc_sock_refcount) > 0);
+ atomic_inc(&conn->ksnc_sock_refcount);
rc = 0;
}
read_unlock(&ksocknal_data.ksnd_global_lock);
- return (rc);
+ return (rc);
}
static inline void
ksocknal_connsock_decref (ksock_conn_t *conn)
{
- LASSERT (cfs_atomic_read(&conn->ksnc_sock_refcount) > 0);
- if (cfs_atomic_dec_and_test(&conn->ksnc_sock_refcount)) {
- LASSERT (conn->ksnc_closing);
- libcfs_sock_release(conn->ksnc_sock);
- conn->ksnc_sock = NULL;
- ksocknal_finalize_zcreq(conn);
- }
+ LASSERT (atomic_read(&conn->ksnc_sock_refcount) > 0);
+ if (atomic_dec_and_test(&conn->ksnc_sock_refcount)) {
+ LASSERT (conn->ksnc_closing);
+ libcfs_sock_release(conn->ksnc_sock);
+ conn->ksnc_sock = NULL;
+ ksocknal_finalize_zcreq(conn);
+ }
}
static inline void
ksocknal_tx_addref (ksock_tx_t *tx)
{
- LASSERT (cfs_atomic_read(&tx->tx_refcount) > 0);
- cfs_atomic_inc(&tx->tx_refcount);
+ LASSERT (atomic_read(&tx->tx_refcount) > 0);
+ atomic_inc(&tx->tx_refcount);
}
extern void ksocknal_tx_prep (ksock_conn_t *, ksock_tx_t *tx);
static inline void
ksocknal_tx_decref (ksock_tx_t *tx)
{
- LASSERT (cfs_atomic_read(&tx->tx_refcount) > 0);
- if (cfs_atomic_dec_and_test(&tx->tx_refcount))
- ksocknal_tx_done(NULL, tx);
+ LASSERT (atomic_read(&tx->tx_refcount) > 0);
+ if (atomic_dec_and_test(&tx->tx_refcount))
+ ksocknal_tx_done(NULL, tx);
}
static inline void
ksocknal_route_addref (ksock_route_t *route)
{
- LASSERT (cfs_atomic_read(&route->ksnr_refcount) > 0);
- cfs_atomic_inc(&route->ksnr_refcount);
+ LASSERT (atomic_read(&route->ksnr_refcount) > 0);
+ atomic_inc(&route->ksnr_refcount);
}
extern void ksocknal_destroy_route (ksock_route_t *route);
static inline void
ksocknal_route_decref (ksock_route_t *route)
{
- LASSERT (cfs_atomic_read (&route->ksnr_refcount) > 0);
- if (cfs_atomic_dec_and_test(&route->ksnr_refcount))
- ksocknal_destroy_route (route);
+ LASSERT (atomic_read (&route->ksnr_refcount) > 0);
+ if (atomic_dec_and_test(&route->ksnr_refcount))
+ ksocknal_destroy_route (route);
}
static inline void
ksocknal_peer_addref (ksock_peer_t *peer)
{
- LASSERT (cfs_atomic_read (&peer->ksnp_refcount) > 0);
- cfs_atomic_inc(&peer->ksnp_refcount);
+ LASSERT (atomic_read (&peer->ksnp_refcount) > 0);
+ atomic_inc(&peer->ksnp_refcount);
}
extern void ksocknal_destroy_peer (ksock_peer_t *peer);
static inline void
ksocknal_peer_decref (ksock_peer_t *peer)
{
- LASSERT (cfs_atomic_read (&peer->ksnp_refcount) > 0);
- if (cfs_atomic_dec_and_test(&peer->ksnp_refcount))
- ksocknal_destroy_peer (peer);
+ LASSERT (atomic_read (&peer->ksnp_refcount) > 0);
+ if (atomic_dec_and_test(&peer->ksnp_refcount))
+ ksocknal_destroy_peer (peer);
}
int ksocknal_startup (lnet_ni_t *ni);