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path: root/include/linux/compiler-gcc3.h
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/* /* Never include this file directly. Include <linux/compiler.h> instead. */ /* These definitions are for GCC v3.x. */ #include <linux/compiler-gcc.h> #if __GNUC_MINOR__ >= 1 # define inline inline __attribute__((always_inline)) # define __inline__ __inline__ __attribute__((always_inline)) # define __inline __inline __attribute__((always_inline)) #endif #if __GNUC_MINOR__ > 0 # define __deprecated __attribute__((deprecated)) #endif #if __GNUC_MINOR__ >= 3 # define __attribute_used__ __attribute__((__used__)) #else # define __attribute_used__ __attribute__((__unused__)) #endif #define __attribute_pure__ __attribute__((pure)) #define __attribute_const__ __attribute__((__const__)) #if __GNUC_MINOR__ >= 1 #define noinline __attribute__((noinline)) #endif #if __GNUC_MINOR__ >= 4 #define __must_check __attribute__((warn_unused_result)) #endif
ss="hl kwd">rose_heartbeat_expiry(unsigned long); static void rose_timer_expiry(unsigned long); static void rose_idletimer_expiry(unsigned long); void rose_start_heartbeat(struct sock *sk) { del_timer(&sk->sk_timer); sk->sk_timer.data = (unsigned long)sk; sk->sk_timer.function = &rose_heartbeat_expiry; sk->sk_timer.expires = jiffies + 5 * HZ; add_timer(&sk->sk_timer); } void rose_start_t1timer(struct sock *sk) { struct rose_sock *rose = rose_sk(sk); del_timer(&rose->timer); rose->timer.data = (unsigned long)sk; rose->timer.function = &rose_timer_expiry; rose->timer.expires = jiffies + rose->t1; add_timer(&rose->timer); } void rose_start_t2timer(struct sock *sk) { struct rose_sock *rose = rose_sk(sk); del_timer(&rose->timer); rose->timer.data = (unsigned long)sk; rose->timer.function = &rose_timer_expiry; rose->timer.expires = jiffies + rose->t2; add_timer(&rose->timer); } void rose_start_t3timer(struct sock *sk) { struct rose_sock *rose = rose_sk(sk); del_timer(&rose->timer); rose->timer.data = (unsigned long)sk; rose->timer.function = &rose_timer_expiry; rose->timer.expires = jiffies + rose->t3; add_timer(&rose->timer); } void rose_start_hbtimer(struct sock *sk) { struct rose_sock *rose = rose_sk(sk); del_timer(&rose->timer); rose->timer.data = (unsigned long)sk; rose->timer.function = &rose_timer_expiry; rose->timer.expires = jiffies + rose->hb; add_timer(&rose->timer); } void rose_start_idletimer(struct sock *sk) { struct rose_sock *rose = rose_sk(sk); del_timer(&rose->idletimer); if (rose->idle > 0) { rose->idletimer.data = (unsigned long)sk; rose->idletimer.function = &rose_idletimer_expiry; rose->idletimer.expires = jiffies + rose->idle; add_timer(&rose->idletimer); } } void rose_stop_heartbeat(struct sock *sk) { del_timer(&sk->sk_timer); } void rose_stop_timer(struct sock *sk) { del_timer(&rose_sk(sk)->timer); } void rose_stop_idletimer(struct sock *sk) { del_timer(&rose_sk(sk)->idletimer); } static void rose_heartbeat_expiry(unsigned long param) { struct sock *sk = (struct sock *)param; struct rose_sock *rose = rose_sk(sk); bh_lock_sock(sk); switch (rose->state) { case ROSE_STATE_0: /* Magic here: If we listen() and a new link dies before it is accepted() it isn't 'dead' so doesn't get removed. */ if (sock_flag(sk, SOCK_DESTROY) || (sk->sk_state == TCP_LISTEN && sock_flag(sk, SOCK_DEAD))) { bh_unlock_sock(sk); rose_destroy_socket(sk); return; } break; case ROSE_STATE_3: /* * Check for the state of the receive buffer. */ if (atomic_read(&sk->sk_rmem_alloc) < (sk->sk_rcvbuf / 2) && (rose->condition & ROSE_COND_OWN_RX_BUSY)) { rose->condition &= ~ROSE_COND_OWN_RX_BUSY; rose->condition &= ~ROSE_COND_ACK_PENDING; rose->vl = rose->vr; rose_write_internal(sk, ROSE_RR); rose_stop_timer(sk); /* HB */ break; } break; } rose_start_heartbeat(sk); bh_unlock_sock(sk); } static void rose_timer_expiry(unsigned long param) { struct sock *sk = (struct sock *)param; struct rose_sock *rose = rose_sk(sk); bh_lock_sock(sk); switch (rose->state) { case ROSE_STATE_1: /* T1 */ case ROSE_STATE_4: /* T2 */ rose_write_internal(sk, ROSE_CLEAR_REQUEST); rose->state = ROSE_STATE_2; rose_start_t3timer(sk); break; case ROSE_STATE_2: /* T3 */ rose->neighbour->use--; rose_disconnect(sk, ETIMEDOUT, -1, -1); break; case ROSE_STATE_3: /* HB */ if (rose->condition & ROSE_COND_ACK_PENDING) { rose->condition &= ~ROSE_COND_ACK_PENDING; rose_enquiry_response(sk); } break; } bh_unlock_sock(sk); } static void rose_idletimer_expiry(unsigned long param) { struct sock *sk = (struct sock *)param; bh_lock_sock(sk); rose_clear_queues(sk); rose_write_internal(sk, ROSE_CLEAR_REQUEST); rose_sk(sk)->state = ROSE_STATE_2; rose_start_t3timer(sk); sk->sk_state = TCP_CLOSE; sk->sk_err = 0; sk->sk_shutdown |= SEND_SHUTDOWN; if (!sock_flag(sk, SOCK_DEAD)) { sk->sk_state_change(sk); sock_set_flag(sk, SOCK_DEAD); } bh_unlock_sock(sk); }