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Diffstat (limited to 'erts/emulator/beam/io.c')
-rw-r--r--erts/emulator/beam/io.c45
1 files changed, 29 insertions, 16 deletions
diff --git a/erts/emulator/beam/io.c b/erts/emulator/beam/io.c
index be094862d4..04dc9bb236 100644
--- a/erts/emulator/beam/io.c
+++ b/erts/emulator/beam/io.c
@@ -82,9 +82,11 @@ static void pdl_init(void);
#ifdef ERTS_SMP
static void driver_monitor_lock_pdl(Port *p);
static void driver_monitor_unlock_pdl(Port *p);
+#define DRV_MONITOR_LOOKUP_PORT_LOCK_PDL(Port) erts_thr_drvport2port_raw((Port), 1)
#define DRV_MONITOR_LOCK_PDL(Port) driver_monitor_lock_pdl(Port)
#define DRV_MONITOR_UNLOCK_PDL(Port) driver_monitor_unlock_pdl(Port)
#else
+#define DRV_MONITOR_LOOKUP_PORT_LOCK_PDL(Port) erts_thr_drvport2port_raw((Port), 0)
#define DRV_MONITOR_LOCK_PDL(Port) /* nothing */
#define DRV_MONITOR_UNLOCK_PDL(Port) /* nothing */
#endif
@@ -95,7 +97,7 @@ static void driver_monitor_unlock_pdl(Port *p);
static ERTS_INLINE ErlIOQueue*
drvport2ioq(ErlDrvPort drvport)
{
- Port *prt = erts_thr_drvport2port_raw(drvport);
+ Port *prt = erts_thr_drvport2port_raw(drvport, 0);
erts_aint32_t state = erts_atomic32_read_nob(&prt->state);
if (state & ERTS_PORT_SFLGS_INVALID_DRIVER_LOOKUP)
return NULL;
@@ -1571,6 +1573,8 @@ bad_port_signal(Process *c_p,
try_call_state.state,
flags & ERTS_PORT_SIG_FLG_BAD_OUTPUT);
finalize_imm_drv_call(&try_call_state);
+ if (c_p)
+ BUMP_REDS(c_p, ERTS_PORT_REDS_BADSIG);
return ERTS_PORT_OP_BADARG;
case ERTS_TRY_IMM_DRV_CALL_INVALID_PORT:
return ERTS_PORT_OP_DROPPED;
@@ -1948,10 +1952,11 @@ erts_port_output(Process *c_p,
driver_free_binary(cbin);
if (evp != &ev)
erts_free(ERTS_ALC_T_TMP, evp);
- if (try_call_res == ERTS_TRY_IMM_DRV_CALL_OK)
- return ERTS_PORT_OP_DONE;
- else
+ if (try_call_res != ERTS_TRY_IMM_DRV_CALL_OK)
return ERTS_PORT_OP_DROPPED;
+ if (c_p)
+ BUMP_REDS(c_p, ERTS_PORT_REDS_CMD_OUTPUTV);
+ return ERTS_PORT_OP_DONE;
case ERTS_TRY_IMM_DRV_CALL_INVALID_SCHED_FLAGS:
sched_flags = try_call_state.sched_flags;
case ERTS_TRY_IMM_DRV_CALL_BUSY_LOCK:
@@ -2094,10 +2099,11 @@ erts_port_output(Process *c_p,
/* Fall through... */
case ERTS_TRY_IMM_DRV_CALL_INVALID_PORT:
erts_free(ERTS_ALC_T_TMP, buf);
- if (try_call_res == ERTS_TRY_IMM_DRV_CALL_OK)
- return ERTS_PORT_OP_DONE;
- else
+ if (try_call_res != ERTS_TRY_IMM_DRV_CALL_OK)
return ERTS_PORT_OP_DROPPED;
+ if (c_p)
+ BUMP_REDS(c_p, ERTS_PORT_REDS_CMD_OUTPUT);
+ return ERTS_PORT_OP_DONE;
case ERTS_TRY_IMM_DRV_CALL_INVALID_SCHED_FLAGS:
sched_flags = try_call_state.sched_flags;
case ERTS_TRY_IMM_DRV_CALL_BUSY_LOCK:
@@ -2265,6 +2271,8 @@ erts_port_exit(Process *c_p,
reason,
flags & ERTS_PORT_SIG_FLG_BROKEN_LINK);
finalize_imm_drv_call(&try_call_state);
+ if (res == ERTS_PORT_OP_DONE && c_p)
+ BUMP_REDS(c_p, ERTS_PORT_REDS_EXIT);
return res;
}
case ERTS_TRY_IMM_DRV_CALL_INVALID_PORT:
@@ -2432,6 +2440,8 @@ erts_port_connect(Process *c_p,
try_call_state.state,
connect_id);
finalize_imm_drv_call(&try_call_state);
+ if (res == ERTS_PORT_OP_DONE)
+ BUMP_REDS(c_p, ERTS_PORT_REDS_CONNECT);
return res;
}
case ERTS_TRY_IMM_DRV_CALL_INVALID_PORT:
@@ -2490,6 +2500,7 @@ erts_port_unlink(Process *c_p, Port *prt, Eterm from, Eterm *refp)
case ERTS_TRY_IMM_DRV_CALL_OK:
port_unlink(prt, from);
finalize_imm_drv_call(&try_call_state);
+ BUMP_REDS(c_p, ERTS_PORT_REDS_UNLINK);
return ERTS_PORT_OP_DONE;
case ERTS_TRY_IMM_DRV_CALL_INVALID_PORT:
return ERTS_PORT_OP_DROPPED;
@@ -2534,6 +2545,8 @@ port_link_failure(Eterm port_id, Eterm linker)
if (IS_TRACED_FL(rp, F_TRACE_PROCS))
trace_proc(NULL, rp, am_getting_unlinked, port_id);
}
+ if (rp_locks)
+ erts_smp_proc_unlock(rp, rp_locks);
}
}
}
@@ -2575,6 +2588,7 @@ erts_port_link(Process *c_p, Port *prt, Eterm to, Eterm *refp)
case ERTS_TRY_IMM_DRV_CALL_OK:
port_link(prt, try_call_state.state, to);
finalize_imm_drv_call(&try_call_state);
+ BUMP_REDS(c_p, ERTS_PORT_REDS_LINK);
return ERTS_PORT_OP_DONE;
case ERTS_TRY_IMM_DRV_CALL_INVALID_PORT:
return ERTS_PORT_OP_BADARG;
@@ -3940,6 +3954,7 @@ erts_port_control(Process* c_p,
&hp,
NULL,
&c_p->off_heap);
+ BUMP_REDS(c_p, ERTS_PORT_REDS_CONTROL);
return ERTS_PORT_OP_DONE;
}
case ERTS_TRY_IMM_DRV_CALL_INVALID_PORT:
@@ -4240,6 +4255,7 @@ erts_port_call(Process* c_p,
if (resp_buf != &resp_buf[0]
&& !(ret_flags & DRIVER_CALL_KEEP_BUFFER))
driver_free(resp_buf);
+ BUMP_REDS(c_p, ERTS_PORT_REDS_CALL);
return ERTS_PORT_OP_DONE;
}
case ERTS_TRY_IMM_DRV_CALL_INVALID_PORT:
@@ -4419,6 +4435,7 @@ erts_port_info(Process* c_p,
*retvalp = copy_struct(value, used_h_size, &hp, &MSO(c_p));
free_message_buffer(bp);
}
+ BUMP_REDS(c_p, ERTS_PORT_REDS_INFO);
return ERTS_PORT_OP_DONE;
}
case ERTS_TRY_IMM_DRV_CALL_INVALID_PORT:
@@ -4505,6 +4522,7 @@ erts_port_set_data(Process* c_p,
prt->bp = bp;
prt->data = set_data;
finalize_imm_drv_call(&try_call_state);
+ BUMP_REDS(c_p, ERTS_PORT_REDS_SET_DATA);
return ERTS_PORT_OP_DONE;
case ERTS_TRY_IMM_DRV_CALL_INVALID_PORT:
return ERTS_PORT_OP_DROPPED;
@@ -4637,6 +4655,7 @@ erts_port_get_data(Process* c_p,
free_message_buffer(bp);
}
*retvalp = TUPLE2(hp, am_ok, data);
+ BUMP_REDS(c_p, ERTS_PORT_REDS_GET_DATA);
return ERTS_PORT_OP_DONE;
}
case ERTS_TRY_IMM_DRV_CALL_INVALID_PORT:
@@ -6737,9 +6756,7 @@ int driver_monitor_process(ErlDrvPort drvport,
ErtsSchedulerData *sched = erts_get_scheduler_data();
#endif
- prt = erts_thr_drvport2port_raw(drvport);
-
- DRV_MONITOR_LOCK_PDL(prt);
+ prt = DRV_MONITOR_LOOKUP_PORT_LOCK_PDL(drvport);
state = erts_atomic32_read_nob(&prt->state);
@@ -6818,9 +6835,7 @@ int driver_demonitor_process(ErlDrvPort drvport,
ErtsSchedulerData *sched = erts_get_scheduler_data();
#endif
- prt = erts_thr_drvport2port_raw(drvport);
-
- DRV_MONITOR_LOCK_PDL(prt);
+ prt = DRV_MONITOR_LOOKUP_PORT_LOCK_PDL(drvport);
state = erts_atomic32_read_nob(&prt->state);
@@ -6881,9 +6896,7 @@ ErlDrvTermData driver_get_monitored_process(ErlDrvPort drvport,
ErtsSchedulerData *sched = erts_get_scheduler_data();
#endif
- prt = erts_thr_drvport2port_raw(drvport);
-
- DRV_MONITOR_LOCK_PDL(prt);
+ prt = DRV_MONITOR_LOOKUP_PORT_LOCK_PDL(drvport);
state = erts_atomic32_read_nob(&prt->state);
if (state & ERTS_PORT_SFLGS_INVALID_DRIVER_LOOKUP) {