aboutsummaryrefslogtreecommitdiffstats
path: root/erts
diff options
context:
space:
mode:
Diffstat (limited to 'erts')
-rw-r--r--erts/doc/src/driver_entry.xml5
-rw-r--r--erts/emulator/beam/erl_alloc.c2
-rw-r--r--erts/emulator/beam/erl_alloc.types1
-rw-r--r--erts/emulator/beam/erl_bif_info.c6
-rw-r--r--erts/emulator/beam/erl_driver.h15
-rw-r--r--erts/emulator/beam/erl_lock_count.c4
-rw-r--r--erts/emulator/beam/erl_port_task.c29
-rw-r--r--erts/emulator/beam/erl_port_task.h1
-rw-r--r--erts/emulator/beam/erl_threads.h1
-rw-r--r--erts/emulator/beam/erl_trace.c1
-rw-r--r--erts/emulator/beam/erlang_lttng.h15
-rw-r--r--erts/emulator/beam/global.h2
-rw-r--r--erts/emulator/beam/io.c28
-rw-r--r--erts/emulator/beam/sys.h1
-rw-r--r--erts/emulator/sys/common/erl_check_io.c504
-rw-r--r--erts/emulator/sys/common/erl_check_io.h18
-rw-r--r--erts/emulator/sys/unix/sys.c2
-rw-r--r--erts/emulator/sys/win32/erl_win_dyn_driver.h6
-rw-r--r--erts/emulator/test/driver_SUITE.erl26
-rw-r--r--erts/emulator/test/driver_SUITE_data/chkio_drv.c308
-rw-r--r--erts/emulator/test/driver_SUITE_data/ioq_exit_drv.c75
-rw-r--r--erts/emulator/test/driver_SUITE_data/missing_callback_drv.c18
-rw-r--r--erts/emulator/test/lttng_SUITE.erl3
23 files changed, 59 insertions, 1012 deletions
diff --git a/erts/doc/src/driver_entry.xml b/erts/doc/src/driver_entry.xml
index 2421e0a8d9..e8c7e26457 100644
--- a/erts/doc/src/driver_entry.xml
+++ b/erts/doc/src/driver_entry.xml
@@ -196,10 +196,7 @@ typedef struct erl_drv_entry {
char **rbuf, ErlDrvSizeT rlen, unsigned int *flags);
/* Works mostly like 'control', a synchronous
call into the driver */
- void (*event)(ErlDrvData drv_data, ErlDrvEvent event,
- ErlDrvEventData event_data);
- /* Called when an event selected by
- driver_event() has occurred */
+ void* unused_event_callback;
int extended_marker; /* ERL_DRV_EXTENDED_MARKER */
int major_version; /* ERL_DRV_EXTENDED_MAJOR_VERSION */
int minor_version; /* ERL_DRV_EXTENDED_MINOR_VERSION */
diff --git a/erts/emulator/beam/erl_alloc.c b/erts/emulator/beam/erl_alloc.c
index 845cef24c7..1c365f906b 100644
--- a/erts/emulator/beam/erl_alloc.c
+++ b/erts/emulator/beam/erl_alloc.c
@@ -644,8 +644,6 @@ erts_alloc_init(int *argc, char **argv, ErtsAllocInitOpts *eaiop)
= ERTS_MONITOR_SH_SIZE * sizeof(Uint);
fix_type_sizes[ERTS_ALC_FIX_TYPE_IX(ERTS_ALC_T_NLINK_SH)]
= ERTS_LINK_SH_SIZE * sizeof(Uint);
- fix_type_sizes[ERTS_ALC_FIX_TYPE_IX(ERTS_ALC_T_DRV_EV_D_STATE)]
- = sizeof(ErtsDrvEventDataState);
fix_type_sizes[ERTS_ALC_FIX_TYPE_IX(ERTS_ALC_T_DRV_SEL_D_STATE)]
= sizeof(ErtsDrvSelectDataState);
fix_type_sizes[ERTS_ALC_FIX_TYPE_IX(ERTS_ALC_T_NIF_SEL_D_STATE)]
diff --git a/erts/emulator/beam/erl_alloc.types b/erts/emulator/beam/erl_alloc.types
index 11884299e2..3ec1389d47 100644
--- a/erts/emulator/beam/erl_alloc.types
+++ b/erts/emulator/beam/erl_alloc.types
@@ -351,7 +351,6 @@ type SYS_CHECK_REQ SHORT_LIVED SYSTEM system_check_request
type TEMP_TERM TEMPORARY SYSTEM temp_term
type DRV_TAB LONG_LIVED SYSTEM drv_tab
type DRV_EV_STATE LONG_LIVED SYSTEM driver_event_state
-type DRV_EV_D_STATE FIXED_SIZE SYSTEM driver_event_data_state
type DRV_SEL_D_STATE FIXED_SIZE SYSTEM driver_select_data_state
type NIF_SEL_D_STATE FIXED_SIZE SYSTEM enif_select_data_state
type FD_LIST SHORT_LIVED SYSTEM fd_list
diff --git a/erts/emulator/beam/erl_bif_info.c b/erts/emulator/beam/erl_bif_info.c
index d296e794d5..3b6e83c242 100644
--- a/erts/emulator/beam/erl_bif_info.c
+++ b/erts/emulator/beam/erl_bif_info.c
@@ -3574,15 +3574,13 @@ BIF_RETTYPE erts_debug_get_internal_state_1(BIF_ALIST_1)
szp = &sz;
hpp = NULL;
while (1) {
- res = erts_bld_tuple(hpp, szp, 4,
+ res = erts_bld_tuple(hpp, szp, 3,
erts_bld_uint(hpp, szp,
(Uint) no_errors),
erts_bld_uint(hpp, szp,
(Uint) ciodi.no_used_fds),
erts_bld_uint(hpp, szp,
- (Uint) ciodi.no_driver_select_structs),
- erts_bld_uint(hpp, szp,
- (Uint) ciodi.no_driver_event_structs));
+ (Uint) ciodi.no_driver_select_structs));
if (hpp)
break;
hp = HAlloc(BIF_P, sz);
diff --git a/erts/emulator/beam/erl_driver.h b/erts/emulator/beam/erl_driver.h
index 5ad616fec3..d5379a40d5 100644
--- a/erts/emulator/beam/erl_driver.h
+++ b/erts/emulator/beam/erl_driver.h
@@ -148,14 +148,6 @@ typedef struct _erl_drv_event* ErlDrvEvent; /* An event to be selected on. */
typedef struct _erl_drv_port* ErlDrvPort; /* A port descriptor. */
typedef struct _erl_drv_port* ErlDrvThreadData; /* Thread data. */
-#if !defined(__WIN32__) && !defined(_WIN32) && !defined(_WIN32_) && !defined(USE_SELECT)
-struct erl_drv_event_data {
- short events;
- short revents;
-};
-#endif
-typedef struct erl_drv_event_data *ErlDrvEventData; /* Event data */
-
typedef struct {
unsigned long megasecs;
unsigned long secs;
@@ -270,10 +262,7 @@ typedef struct erl_drv_entry {
unsigned int *flags); /* Works mostly like 'control',
a synchronous
call into the driver. */
- void (*event)(ErlDrvData drv_data, ErlDrvEvent event,
- ErlDrvEventData event_data);
- /* Called when an event selected by
- driver_event() has occurred */
+ void (*unused_event_callback)(void);
int extended_marker; /* ERL_DRV_EXTENDED_MARKER */
int major_version; /* ERL_DRV_EXTENDED_MAJOR_VERSION */
int minor_version; /* ERL_DRV_EXTENDED_MINOR_VERSION */
@@ -340,8 +329,6 @@ EXTERN void erl_drv_busy_msgq_limits(ErlDrvPort port,
ErlDrvSizeT *high);
EXTERN int driver_select(ErlDrvPort port, ErlDrvEvent event, int mode, int on);
-EXTERN int driver_event(ErlDrvPort port, ErlDrvEvent event,
- ErlDrvEventData event_data);
EXTERN int driver_output(ErlDrvPort port, char *buf, ErlDrvSizeT len);
EXTERN int driver_output2(ErlDrvPort port, char *hbuf, ErlDrvSizeT hlen,
diff --git a/erts/emulator/beam/erl_lock_count.c b/erts/emulator/beam/erl_lock_count.c
index d2e8f47d59..11890e44d1 100644
--- a/erts/emulator/beam/erl_lock_count.c
+++ b/erts/emulator/beam/erl_lock_count.c
@@ -593,16 +593,14 @@ void erts_lcnt_set_category_mask(erts_lock_flags_t mask) {
#ifdef ERTS_ENABLE_KERNEL_POLL
if(erts_use_kernel_poll) {
erts_lcnt_update_pollset_locks_kp(mask & ERTS_LOCK_FLAGS_CATEGORY_IO);
- erts_lcnt_update_cio_locks_kp(mask & ERTS_LOCK_FLAGS_CATEGORY_IO);
} else {
erts_lcnt_update_pollset_locks_nkp(mask & ERTS_LOCK_FLAGS_CATEGORY_IO);
- erts_lcnt_update_cio_locks_nkp(mask & ERTS_LOCK_FLAGS_CATEGORY_IO);
}
#else
erts_lcnt_update_pollset_locks(mask & ERTS_LOCK_FLAGS_CATEGORY_IO);
- erts_lcnt_update_cio_locks(mask & ERTS_LOCK_FLAGS_CATEGORY_IO);
#endif
+ erts_lcnt_update_cio_locks(mask & ERTS_LOCK_FLAGS_CATEGORY_IO);
erts_lcnt_update_driver_locks(mask & ERTS_LOCK_FLAGS_CATEGORY_IO);
erts_lcnt_update_port_locks(mask & ERTS_LOCK_FLAGS_CATEGORY_IO);
}
diff --git a/erts/emulator/beam/erl_port_task.c b/erts/emulator/beam/erl_port_task.c
index b9152a7b5e..bdce811847 100644
--- a/erts/emulator/beam/erl_port_task.c
+++ b/erts/emulator/beam/erl_port_task.c
@@ -100,7 +100,6 @@ erts_atomic_t erts_port_task_outstanding_io_tasks;
typedef union {
struct { /* I/O tasks */
ErlDrvEvent event;
- ErlDrvEventData event_data;
} io;
struct {
ErtsProc2PortSigCallback callback;
@@ -1315,7 +1314,6 @@ erts_port_task_abort(ErtsPortTaskHandle *pthp)
switch (ptp->type) {
case ERTS_PORT_TASK_INPUT:
case ERTS_PORT_TASK_OUTPUT:
- case ERTS_PORT_TASK_EVENT:
ASSERT(erts_atomic_read_nob(
&erts_port_task_outstanding_io_tasks) > 0);
erts_atomic_dec_relb(&erts_port_task_outstanding_io_tasks);
@@ -1463,15 +1461,6 @@ erts_port_task_schedule(Eterm id,
erts_atomic_inc_relb(&erts_port_task_outstanding_io_tasks);
break;
}
- case ERTS_PORT_TASK_EVENT: {
- va_list argp;
- va_start(argp, type);
- ptp->u.alive.td.io.event = va_arg(argp, ErlDrvEvent);
- ptp->u.alive.td.io.event_data = va_arg(argp, ErlDrvEventData);
- va_end(argp);
- erts_atomic_inc_relb(&erts_port_task_outstanding_io_tasks);
- break;
- }
case ERTS_PORT_TASK_PROC_SIG: {
va_list argp;
va_start(argp, type);
@@ -1769,17 +1758,6 @@ erts_port_task_execute(ErtsRunQueue *runq, Port **curr_port_pp)
reset_executed_io_task_handle(ptp);
io_tasks_executed++;
break;
- case ERTS_PORT_TASK_EVENT:
- reds = ERTS_PORT_REDS_EVENT;
- ASSERT((state & ERTS_PORT_SFLGS_DEAD) == 0);
- DTRACE_DRIVER(driver_event, pp);
- LTTNG_DRIVER(driver_event, pp);
- (*pp->drv_ptr->event)((ErlDrvData) pp->drv_data,
- ptp->u.alive.td.io.event,
- ptp->u.alive.td.io.event_data);
- reset_executed_io_task_handle(ptp);
- io_tasks_executed++;
- break;
case ERTS_PORT_TASK_PROC_SIG: {
ErtsProc2PortSigData *sigdp = &ptp->u.alive.td.psig.data;
reset_handle(ptp);
@@ -2032,13 +2010,6 @@ begin_port_cleanup(Port *pp, ErtsPortTask **execqp, int *processing_busy_q_p)
DO_WRITE,
1);
break;
- case ERTS_PORT_TASK_EVENT:
- erts_stale_drv_select(pp->common.id,
- ERTS_Port2ErlDrvPort(pp),
- ptp->u.alive.td.io.event,
- 0,
- 1);
- break;
case ERTS_PORT_TASK_DIST_CMD:
break;
case ERTS_PORT_TASK_PROC_SIG: {
diff --git a/erts/emulator/beam/erl_port_task.h b/erts/emulator/beam/erl_port_task.h
index 561f4ca936..ffd42c9bab 100644
--- a/erts/emulator/beam/erl_port_task.h
+++ b/erts/emulator/beam/erl_port_task.h
@@ -56,7 +56,6 @@ typedef erts_atomic_t ErtsPortTaskHandle;
typedef enum {
ERTS_PORT_TASK_INPUT,
ERTS_PORT_TASK_OUTPUT,
- ERTS_PORT_TASK_EVENT,
ERTS_PORT_TASK_TIMEOUT,
ERTS_PORT_TASK_DIST_CMD,
ERTS_PORT_TASK_PROC_SIG
diff --git a/erts/emulator/beam/erl_threads.h b/erts/emulator/beam/erl_threads.h
index e306df818d..aedceb6fc2 100644
--- a/erts/emulator/beam/erl_threads.h
+++ b/erts/emulator/beam/erl_threads.h
@@ -454,7 +454,6 @@ ERTS_GLB_INLINE void erts_rwmtx_runlock(erts_rwmtx_t *rwmtx);
ERTS_GLB_INLINE void erts_rwmtx_rwunlock(erts_rwmtx_t *rwmtx);
ERTS_GLB_INLINE int erts_lc_rwmtx_is_rlocked(erts_rwmtx_t *mtx);
ERTS_GLB_INLINE int erts_lc_rwmtx_is_rwlocked(erts_rwmtx_t *mtx);
-
ERTS_GLB_INLINE void erts_spinlock_init(erts_spinlock_t *lock,
char *name,
Eterm extra,
diff --git a/erts/emulator/beam/erl_trace.c b/erts/emulator/beam/erl_trace.c
index a07e3642f6..4b996d8fc2 100644
--- a/erts/emulator/beam/erl_trace.c
+++ b/erts/emulator/beam/erl_trace.c
@@ -1449,7 +1449,6 @@ monitor_long_schedule_port(Port *pp, ErtsPortTaskType type, Uint time)
case ERTS_PORT_TASK_TIMEOUT: op = am_timeout; break;
case ERTS_PORT_TASK_INPUT: op = am_input; break;
case ERTS_PORT_TASK_OUTPUT: op = am_output; break;
- case ERTS_PORT_TASK_EVENT: op = am_event; break;
case ERTS_PORT_TASK_DIST_CMD: op = am_dist_cmd; break;
default: op = am_undefined; break;
}
diff --git a/erts/emulator/beam/erlang_lttng.h b/erts/emulator/beam/erlang_lttng.h
index 4e869671f7..feb05f4f4c 100644
--- a/erts/emulator/beam/erlang_lttng.h
+++ b/erts/emulator/beam/erlang_lttng.h
@@ -159,21 +159,6 @@ TRACEPOINT_EVENT(
TRACEPOINT_EVENT(
org_erlang_otp,
- driver_event,
- TP_ARGS(
- char*, pid,
- char*, port,
- char*, driver
- ),
- TP_FIELDS(
- ctf_string(pid, pid)
- ctf_string(port, port)
- ctf_string(driver, driver)
- )
-)
-
-TRACEPOINT_EVENT(
- org_erlang_otp,
driver_timeout,
TP_ARGS(
char*, pid,
diff --git a/erts/emulator/beam/global.h b/erts/emulator/beam/global.h
index 2b0ad0b98a..c3f8e92f13 100644
--- a/erts/emulator/beam/global.h
+++ b/erts/emulator/beam/global.h
@@ -222,8 +222,6 @@ struct erts_driver_t_ {
char *buf, ErlDrvSizeT len,
char **rbuf, ErlDrvSizeT rlen, /* Might be NULL */
unsigned int *flags);
- void (*event)(ErlDrvData drv_data, ErlDrvEvent event,
- ErlDrvEventData event_data);
void (*ready_input)(ErlDrvData drv_data, ErlDrvEvent event);
void (*ready_output)(ErlDrvData drv_data, ErlDrvEvent event);
void (*timeout)(ErlDrvData drv_data);
diff --git a/erts/emulator/beam/io.c b/erts/emulator/beam/io.c
index bc1b9b6ef4..85013af3ad 100644
--- a/erts/emulator/beam/io.c
+++ b/erts/emulator/beam/io.c
@@ -5390,24 +5390,17 @@ erts_stale_drv_select(Eterm port,
switch (mode) {
case ERL_DRV_READ | ERL_DRV_WRITE:
type = "Input/Output";
- goto deselect;
case ERL_DRV_WRITE:
type = "Output";
- goto deselect;
case ERL_DRV_READ:
type = "Input";
- deselect:
- if (deselect) {
- driver_select(drv_port, hndl,
- mode | ERL_DRV_USE_NO_CALLBACK,
- 0);
- }
- break;
default:
- type = "Event";
- if (deselect)
- driver_event(drv_port, hndl, NULL);
- break;
+ type = "";
+ }
+ if (deselect) {
+ driver_select(drv_port, hndl,
+ mode | ERL_DRV_USE_NO_CALLBACK,
+ 0);
}
dsbufp = erts_create_logger_dsbuf();
@@ -7511,14 +7504,6 @@ no_output_callback(ErlDrvData drv_data, char *buf, ErlDrvSizeT len)
}
static void
-no_event_callback(ErlDrvData drv_data, ErlDrvEvent event, ErlDrvEventData event_data)
-{
- Port *prt = get_current_port();
- report_missing_drv_callback(prt, "Event", "event()");
- driver_event(ERTS_Port2ErlDrvPort(prt), event, NULL);
-}
-
-static void
no_ready_input_callback(ErlDrvData drv_data, ErlDrvEvent event)
{
Port *prt = get_current_port();
@@ -7585,7 +7570,6 @@ init_driver(erts_driver_t *drv, ErlDrvEntry *de, DE_Handle *handle)
drv->outputv = de->outputv;
drv->control = de->control;
drv->call = de->call;
- drv->event = de->event ? de->event : no_event_callback;
drv->ready_input = de->ready_input ? de->ready_input : no_ready_input_callback;
drv->ready_output = de->ready_output ? de->ready_output : no_ready_output_callback;
drv->timeout = de->timeout ? de->timeout : no_timeout_callback;
diff --git a/erts/emulator/beam/sys.h b/erts/emulator/beam/sys.h
index 3dd6ef333b..e2a21c0ecd 100644
--- a/erts/emulator/beam/sys.h
+++ b/erts/emulator/beam/sys.h
@@ -790,7 +790,6 @@ void fini_getenv_state(GETENV_STATE *);
typedef struct {
int no_used_fds;
int no_driver_select_structs;
- int no_driver_event_structs;
} ErtsCheckIoDebugInfo;
int erts_check_io_debug(ErtsCheckIoDebugInfo *ip);
diff --git a/erts/emulator/sys/common/erl_check_io.c b/erts/emulator/sys/common/erl_check_io.c
index bed815c64b..cd695e236f 100644
--- a/erts/emulator/sys/common/erl_check_io.c
+++ b/erts/emulator/sys/common/erl_check_io.c
@@ -52,10 +52,9 @@
typedef char EventStateType;
#define ERTS_EV_TYPE_NONE ((EventStateType) 0)
#define ERTS_EV_TYPE_DRV_SEL ((EventStateType) 1) /* driver_select */
-#define ERTS_EV_TYPE_DRV_EV ((EventStateType) 2) /* driver_event */
-#define ERTS_EV_TYPE_STOP_USE ((EventStateType) 3) /* pending stop_select */
-#define ERTS_EV_TYPE_NIF ((EventStateType) 4) /* enif_select */
-#define ERTS_EV_TYPE_STOP_NIF ((EventStateType) 5) /* pending nif stop */
+#define ERTS_EV_TYPE_STOP_USE ((EventStateType) 2) /* pending stop_select */
+#define ERTS_EV_TYPE_NIF ((EventStateType) 3) /* enif_select */
+#define ERTS_EV_TYPE_STOP_NIF ((EventStateType) 4) /* pending nif stop */
typedef char EventStateFlags;
#define ERTS_EV_FLAG_USED ((EventStateFlags) 1) /* ERL_DRV_USE has been turned on */
@@ -78,9 +77,6 @@ typedef char EventStateFlags;
# define ERTS_CIO_EXPORT(FUNC) FUNC
#endif
-#define ERTS_CIO_HAVE_DRV_EVENT \
- (ERTS_POLL_USE_POLL && !ERTS_POLL_USE_KERNEL_POLL)
-
#define ERTS_CIO_POLL_CTL ERTS_POLL_EXPORT(erts_poll_control)
#define ERTS_CIO_POLL_CTLV ERTS_POLL_EXPORT(erts_poll_controlv)
#define ERTS_CIO_POLL_WAIT ERTS_POLL_EXPORT(erts_poll_wait)
@@ -116,7 +112,6 @@ void erts_init_check_io_kp(void);
void erts_init_check_io_nkp(void);
int ERTS_CIO_EXPORT(driver_select)(ErlDrvPort, ErlDrvEvent, int, int);
int ERTS_CIO_EXPORT(enif_select)(ErlNifEnv*, ErlNifEvent, enum ErlNifSelectFlags, void*, const ErlNifPid*, Eterm);
-int ERTS_CIO_EXPORT(driver_event)(ErlDrvPort, ErlDrvEvent, ErlDrvEventData);
Uint ERTS_CIO_EXPORT(erts_check_io_size)(void);
Eterm ERTS_CIO_EXPORT(erts_check_io_info)(void *);
int ERTS_CIO_EXPORT(erts_check_io_max_files)(void);
@@ -124,6 +119,9 @@ void ERTS_CIO_EXPORT(erts_check_io_interrupt)(int);
void ERTS_CIO_EXPORT(erts_check_io_interrupt_timed)(int, ErtsMonotonicTime);
void ERTS_CIO_EXPORT(erts_check_io)(int);
int ERTS_CIO_EXPORT(erts_check_io_debug)(ErtsCheckIoDebugInfo *);
+#ifdef ERTS_ENABLE_LOCK_COUNT
+void ERTS_CIO_EXPORT(erts_lcnt_update_cio_locks)(int enable);
+#endif
#endif
@@ -134,9 +132,6 @@ typedef struct {
ErtsSysFdType fd;
struct {
ErtsDrvSelectDataState *select; /* ERTS_EV_TYPE_DRV_SEL */
-#if ERTS_CIO_HAVE_DRV_EVENT
- ErtsDrvEventDataState *event; /* ERTS_EV_TYPE_DRV_EV */
-#endif
ErtsNifSelectDataState *nif; /* ERTS_EV_TYPE_NIF */
union {
erts_driver_t* drv_ptr; /* ERTS_EV_TYPE_STOP_USE */
@@ -205,9 +200,6 @@ static ERTS_INLINE ErtsDrvEventState* hash_new_drv_ev_state(ErtsSysFdType fd)
ErtsDrvEventState tmpl;
tmpl.fd = fd;
tmpl.driver.select = NULL;
-#if ERTS_CIO_HAVE_DRV_EVENT
- tmpl.driver.event = NULL;
-#endif
tmpl.driver.nif = NULL;
tmpl.driver.stop.drv_ptr = NULL;
tmpl.events = 0;
@@ -240,15 +232,6 @@ static void print_nif_select_op(erts_dsprintf_buf_t*, ErtsSysFdType,
static void drv_select_large_fd_error(ErlDrvPort, ErtsSysFdType, int, int);
static void nif_select_large_fd_error(ErtsSysFdType, int, ErtsResource*,Eterm ref);
#endif
-#if ERTS_CIO_HAVE_DRV_EVENT
-static void drv_event_steal(ErlDrvPort ix, ErtsDrvEventState *state,
- ErlDrvEventData event_data);
-static void print_drv_event_op(erts_dsprintf_buf_t *dsbufp,
- ErlDrvPort, ErtsSysFdType, ErlDrvEventData);
-#ifdef ERTS_SYS_CONTINOUS_FD_NUMBERS
-static void event_large_fd_error(ErlDrvPort, ErtsSysFdType, ErlDrvEventData);
-#endif
-#endif
static void
steal_pending_stop_use(erts_dsprintf_buf_t*, ErlDrvPort, ErtsDrvEventState*,
int mode, int on);
@@ -313,32 +296,6 @@ free_nif_select_data(ErtsNifSelectDataState *dsp)
erts_free(ERTS_ALC_T_NIF_SEL_D_STATE, dsp);
}
-#if ERTS_CIO_HAVE_DRV_EVENT
-
-static ERTS_INLINE ErtsDrvEventDataState *
-alloc_drv_event_data(void)
-{
- ErtsDrvEventDataState *dep = erts_alloc(ERTS_ALC_T_DRV_EV_D_STATE,
- sizeof(ErtsDrvEventDataState));
- dep->port = NIL;
- dep->data = NULL;
- dep->removed_events = 0;
-#if ERTS_CIO_DEFER_ACTIVE_EVENTS
- dep->deferred_events = 0;
-#endif
- init_iotask(&dep->iotask);
- return dep;
-}
-
-static ERTS_INLINE void
-free_drv_event_data(ErtsDrvEventDataState *dep)
-{
- ASSERT(!erts_port_task_is_scheduled(&dep->iotask.task));
- erts_free(ERTS_ALC_T_DRV_EV_D_STATE, dep);
-}
-
-#endif /* ERTS_CIO_HAVE_DRV_EVENT */
-
static ERTS_INLINE void
remember_removed(ErtsDrvEventState *state, struct pollset_info* psi)
{
@@ -432,7 +389,6 @@ forget_removed(struct pollset_info* psi)
#endif
break;
case ERTS_EV_TYPE_DRV_SEL:
- case ERTS_EV_TYPE_DRV_EV:
break;
default:
ASSERT(0);
@@ -487,9 +443,6 @@ grow_drv_ev_state(int min_ix)
for (i = old_len; i < new_len; i++) {
drv_ev_state[i].fd = (ErtsSysFdType) i;
drv_ev_state[i].driver.select = NULL;
-#if ERTS_CIO_HAVE_DRV_EVENT
- drv_ev_state[i].driver.event = NULL;
-#endif
drv_ev_state[i].driver.stop.drv_ptr = NULL;
drv_ev_state[i].driver.nif = NULL;
drv_ev_state[i].events = 0;
@@ -524,13 +477,6 @@ abort_tasks(ErtsDrvEventState *state, int mode)
switch (mode) {
case 0: check_type:
switch (state->type) {
-#if ERTS_CIO_HAVE_DRV_EVENT
- case ERTS_EV_TYPE_DRV_EV:
- abort_task(state->driver.event->port,
- &state->driver.event->iotask.task,
- ERTS_EV_TYPE_DRV_EV);
- return;
-#endif
case ERTS_EV_TYPE_NIF:
case ERTS_EV_TYPE_NONE:
return;
@@ -598,13 +544,6 @@ deselect(ErtsDrvEventState *state, int mode)
state->driver.select->inport = NIL;
state->driver.select->outport = NIL;
break;
-#if ERTS_CIO_HAVE_DRV_EVENT
- case ERTS_EV_TYPE_DRV_EV:
- state->driver.event->port = NIL;
- state->driver.event->data = NULL;
- state->driver.event->removed_events = (ErtsPollEvents) 0;
- break;
-#endif
case ERTS_EV_TYPE_NONE:
break;
default:
@@ -626,9 +565,6 @@ deselect(ErtsDrvEventState *state, int mode)
static ERTS_INLINE void
check_fd_cleanup(ErtsDrvEventState *state,
-#if ERTS_CIO_HAVE_DRV_EVENT
- ErtsDrvEventDataState **free_event,
-#endif
ErtsDrvSelectDataState **free_select,
ErtsNifSelectDataState **free_nif)
{
@@ -653,23 +589,9 @@ check_fd_cleanup(ErtsDrvEventState *state,
state->driver.nif = NULL;
}
-#if ERTS_CIO_HAVE_DRV_EVENT
- *free_event = NULL;
- if (state->driver.event
- && (state->type != ERTS_EV_TYPE_DRV_EV)
- && !is_iotask_active(&state->driver.event->iotask, current_cio_time)) {
-
- *free_event = state->driver.event;
- state->driver.event = NULL;
- }
-#endif
-
#ifndef ERTS_SYS_CONTINOUS_FD_NUMBERS
if (((state->type != ERTS_EV_TYPE_NONE)
| state->remove_cnt
-#if ERTS_CIO_HAVE_DRV_EVENT
- | (state->driver.event != NULL)
-#endif
| (state->driver.select != NULL)) == 0) {
hash_erase_drv_ev_state(state);
@@ -692,9 +614,6 @@ check_cleanup_active_fd(ErtsSysFdType fd,
erts_mtx_t *mtx = fd_mtx(fd);
void *free_select = NULL;
void *free_nif = NULL;
-#if ERTS_CIO_HAVE_DRV_EVENT
- void *free_event = NULL;
-#endif
#if ERTS_CIO_DEFER_ACTIVE_EVENTS
ErtsPollEvents evon = 0, evoff = 0;
#endif
@@ -784,35 +703,6 @@ check_cleanup_active_fd(ErtsSysFdType fd,
}
}
-#if ERTS_CIO_HAVE_DRV_EVENT
- if (state->driver.event) {
- if (is_iotask_active(&state->driver.event->iotask, current_cio_time)) {
-#if ERTS_CIO_DEFER_ACTIVE_EVENTS
- ErtsPollEvents evs = state->events & ~state->driver.event->deferred_events;
- if (evs) {
- evoff |= evs;
- state->driver.event->deferred_events |= evs;
- }
-#endif
- active = 1;
- }
- else if (state->type != ERTS_EV_TYPE_DRV_EV) {
- free_event = state->driver.event;
- state->driver.event = NULL;
- }
-#if ERTS_CIO_DEFER_ACTIVE_EVENTS
- else {
- ErtsPollEvents evs = state->events & state->driver.event->deferred_events;
- if (evs) {
- evon |= evs;
- state->driver.event->deferred_events = 0;
- }
- }
-#endif
-
- }
-#endif
-
#ifndef ERTS_SYS_CONTINOUS_FD_NUMBERS
if (((state->type != ERTS_EV_TYPE_NONE) | state->remove_cnt | active) == 0)
hash_erase_drv_ev_state(state);
@@ -826,10 +716,6 @@ check_cleanup_active_fd(ErtsSysFdType fd,
free_drv_select_data(free_select);
if (free_nif)
free_nif_select_data(free_nif);
-#if ERTS_CIO_HAVE_DRV_EVENT
- if (free_event)
- free_drv_event_data(free_event);
-#endif
#if ERTS_CIO_DEFER_ACTIVE_EVENTS
if (evoff) {
@@ -967,9 +853,6 @@ ERTS_CIO_EXPORT(driver_select)(ErlDrvPort ix,
ErtsDrvEventState *state;
int wake_poller;
int ret;
-#if ERTS_CIO_HAVE_DRV_EVENT
- ErtsDrvEventDataState *free_event = NULL;
-#endif
ErtsDrvSelectDataState *free_select = NULL;
ErtsNifSelectDataState *free_nif = NULL;
#ifdef USE_VM_PROBES
@@ -1026,9 +909,6 @@ ERTS_CIO_EXPORT(driver_select)(ErlDrvPort ix,
#endif
switch (state->type) {
-#if ERTS_CIO_HAVE_DRV_EVENT
- case ERTS_EV_TYPE_DRV_EV:
-#endif
case ERTS_EV_TYPE_NIF:
drv_select_steal(ix, state, mode, on);
break;
@@ -1168,9 +1048,6 @@ ERTS_CIO_EXPORT(driver_select)(ErlDrvPort ix,
done:
check_fd_cleanup(state,
-#if ERTS_CIO_HAVE_DRV_EVENT
- &free_event,
-#endif
&free_select,
&free_nif);
@@ -1188,10 +1065,6 @@ done_unknown:
if (free_nif)
free_nif_select_data(free_nif);
-#if ERTS_CIO_HAVE_DRV_EVENT
- if (free_event)
- free_drv_event_data(free_event);
-#endif
return ret;
}
@@ -1212,9 +1085,6 @@ ERTS_CIO_EXPORT(enif_select)(ErlNifEnv* env,
int wake_poller;
int ret;
enum { NO_STOP=0, CALL_STOP, CALL_STOP_AND_RELEASE } call_stop = NO_STOP;
-#if ERTS_CIO_HAVE_DRV_EVENT
- ErtsDrvEventDataState *free_event = NULL;
-#endif
ErtsDrvSelectDataState *free_select = NULL;
ErtsNifSelectDataState *free_nif = NULL;
#ifdef USE_VM_PROBES
@@ -1284,9 +1154,6 @@ ERTS_CIO_EXPORT(enif_select)(ErlNifEnv* env,
if (state->driver.stop.resource != resource)
nif_select_steal(state, ERL_DRV_READ | ERL_DRV_WRITE, resource, ref);
break;
-#if ERTS_CIO_HAVE_DRV_EVENT
- case ERTS_EV_TYPE_DRV_EV:
-#endif
case ERTS_EV_TYPE_DRV_SEL:
nif_select_steal(state, mode, resource, ref);
break;
@@ -1423,9 +1290,6 @@ ERTS_CIO_EXPORT(enif_select)(ErlNifEnv* env,
done:
check_fd_cleanup(state,
-#if ERTS_CIO_HAVE_DRV_EVENT
- &free_event,
-#endif
&free_select,
&free_nif);
@@ -1442,162 +1306,9 @@ done_unknown:
if (free_nif)
free_nif_select_data(free_nif);
-#if ERTS_CIO_HAVE_DRV_EVENT
- if (free_event)
- free_drv_event_data(free_event);
-#endif
return ret;
}
-
-int
-ERTS_CIO_EXPORT(driver_event)(ErlDrvPort ix,
- ErlDrvEvent e,
- ErlDrvEventData event_data)
-{
-#if !ERTS_CIO_HAVE_DRV_EVENT
- return -1;
-#else
- ErtsSysFdType fd = (ErtsSysFdType) e;
- ErtsPollEvents events;
- ErtsPollEvents add_events;
- ErtsPollEvents remove_events;
- Eterm id = erts_drvport2id(ix);
- ErtsDrvEventState *state;
- int do_wake = 0;
- int ret;
-#if ERTS_CIO_HAVE_DRV_EVENT
- ErtsDrvEventDataState *free_event;
-#endif
- ErtsDrvSelectDataState *free_select;
- ErtsNifSelectDataState *free_nif;
- Port *prt = erts_drvport2port(ix);
-
- if (prt == ERTS_INVALID_ERL_DRV_PORT)
- return -1;
-
- ERTS_LC_ASSERT(erts_lc_is_port_locked(prt));
-
-#ifdef ERTS_SYS_CONTINOUS_FD_NUMBERS
- if ((unsigned)fd >= (unsigned)erts_atomic_read_nob(&drv_ev_state_len)) {
- if (fd < 0)
- return -1;
- if (fd >= max_fds) {
- event_large_fd_error(ix, fd, event_data);
- return -1;
- }
- grow_drv_ev_state(fd);
- }
-#endif
-
- erts_mtx_lock(fd_mtx(fd));
-
-#ifdef ERTS_SYS_CONTINOUS_FD_NUMBERS
- state = &drv_ev_state[(int) fd];
-#else
- /* Could use hash_new directly, but want to keep the normal case fast */
- state = hash_get_drv_ev_state(fd);
- if (state == NULL) {
- state = hash_new_drv_ev_state(fd);
- }
-#endif
-
- switch (state->type) {
- case ERTS_EV_TYPE_DRV_EV:
- if (state->driver.event->port == id) break;
- /*fall through*/
- case ERTS_EV_TYPE_DRV_SEL:
- drv_event_steal(ix, state, event_data);
- break;
- case ERTS_EV_TYPE_STOP_USE: {
- erts_dsprintf_buf_t *dsbufp = erts_create_logger_dsbuf();
- print_drv_event_op(dsbufp, ix, fd, event_data);
- steal_pending_stop_use(dsbufp, ix, state, 0, 1);
- break;
- }
- }
-
- ASSERT(state->type == ERTS_EV_TYPE_DRV_EV
- || state->type == ERTS_EV_TYPE_NONE);
-
- events = state->events;
-
- if (!event_data) {
- remove_events = events;
- add_events = 0;
- }
- else {
- remove_events = ~event_data->events & events;
- add_events = ~events & event_data->events;
- }
-
- if (add_events) {
- events = ERTS_CIO_POLL_CTL(pollset.ps, state->fd, add_events, 1, &do_wake);
- if (events & (ERTS_POLL_EV_ERR|ERTS_POLL_EV_NVAL)) {
- ret = -1;
- goto done;
- }
- }
- if (remove_events) {
- events = ERTS_CIO_POLL_CTL(pollset.ps, state->fd, remove_events, 0, &do_wake);
- if (events & (ERTS_POLL_EV_ERR|ERTS_POLL_EV_NVAL)) {
- ret = -1;
- goto done;
- }
- }
- if (event_data && event_data->events != 0) {
- if (state->type == ERTS_EV_TYPE_DRV_EV) {
- state->driver.event->removed_events &= ~add_events;
- state->driver.event->removed_events |= remove_events;
- }
- else {
- if (!state->driver.event)
- state->driver.event = alloc_drv_event_data();
- state->driver.event->port = id;
- state->driver.event->removed_events = (ErtsPollEvents) 0;
- state->type = ERTS_EV_TYPE_DRV_EV;
- }
- state->driver.event->data = event_data;
- }
- else {
- if (state->type == ERTS_EV_TYPE_DRV_EV) {
- abort_tasks(state, 0);
- state->driver.event->port = NIL;
- state->driver.event->data = NULL;
- state->driver.event->removed_events = (ErtsPollEvents) 0;
- }
- state->type = ERTS_EV_TYPE_NONE;
- remember_removed(state, &pollset);
- }
- state->events = events;
- ASSERT(event_data ? events == event_data->events : events == 0);
-
- ret = 0;
-
-done:
-
- check_fd_cleanup(state,
-#if ERTS_CIO_HAVE_DRV_EVENT
- &free_event,
-#endif
- &free_select,
- &free_nif);
-
- erts_mtx_unlock(fd_mtx(fd));
-
- if (free_select)
- free_drv_select_data(free_select);
- if (free_nif)
- free_nif_select_data(free_nif);
-#if ERTS_CIO_HAVE_DRV_EVENT
- if (free_event)
- free_drv_event_data(free_event);
-#endif
-
- return ret;
-#endif
-}
-
static ERTS_INLINE int
chk_stale(Eterm id, ErtsDrvEventState *state, int mode)
{
@@ -1629,11 +1340,6 @@ need2steal(ErtsDrvEventState *state, int mode)
do_steal = 1;
break;
-#if ERTS_CIO_HAVE_DRV_EVENT
- case ERTS_EV_TYPE_DRV_EV:
- do_steal |= chk_stale(state->driver.event->port, state, 0);
- break;
-#endif
case ERTS_EV_TYPE_STOP_USE:
case ERTS_EV_TYPE_STOP_NIF:
ASSERT(0);
@@ -1716,23 +1422,6 @@ steal(erts_dsprintf_buf_t *dsbufp, ErtsDrvEventState *state, int mode)
erts_dsprintf(dsbufp, "\n");
break;
}
-#if ERTS_CIO_HAVE_DRV_EVENT
- case ERTS_EV_TYPE_DRV_EV: {
- Eterm eid = state->driver.event->port;
- if (is_nil(eid)) {
- erts_dsprintf(dsbufp, "no one", (int) state->fd);
- ASSERT(0);
- }
- else {
- erts_dsprintf(dsbufp, "event driver ");
- print_driver_name(dsbufp, eid);
- erts_dsprintf(dsbufp, "%T ", eid);
- }
- erts_dsprintf(dsbufp, "\n");
- deselect(state, 0);
- break;
- }
-#endif
case ERTS_EV_TYPE_STOP_USE:
case ERTS_EV_TYPE_STOP_NIF: {
ASSERT(0);
@@ -1914,55 +1603,6 @@ steal_pending_stop_nif(erts_dsprintf_buf_t *dsbufp, ErtsResource* resource,
}
-
-#if ERTS_CIO_HAVE_DRV_EVENT
-
-static void
-print_drv_event_op(erts_dsprintf_buf_t *dsbufp,
- ErlDrvPort ix, ErtsSysFdType fd, ErlDrvEventData event_data)
-{
- Port *pp = erts_drvport2port(ix);
- erts_dsprintf(dsbufp, "driver_event(%p, %d, ", ix, (int) fd);
- if (!event_data)
- erts_dsprintf(dsbufp, "NULL");
- else
- erts_dsprintf(dsbufp, "{0x%x, 0x%x}",
- (unsigned int) event_data->events,
- (unsigned int) event_data->revents);
- erts_dsprintf(dsbufp, ") by ");
- if (pp != ERTS_INVALID_ERL_DRV_PORT)
- print_driver_name(dsbufp, pp->common.id);
- erts_dsprintf(dsbufp, "driver %T ", pp != ERTS_INVALID_ERL_DRV_PORT ? pp->common.id : NIL);
-}
-
-static void
-drv_event_steal(ErlDrvPort ix, ErtsDrvEventState *state, ErlDrvEventData event_data)
-{
- if (need2steal(state, ERL_DRV_READ|ERL_DRV_WRITE)) {
- erts_dsprintf_buf_t *dsbufp = erts_create_logger_dsbuf();
- print_drv_event_op(dsbufp, ix, state->fd, event_data);
- steal(dsbufp, state, ERL_DRV_READ|ERL_DRV_WRITE);
- erts_send_error_to_logger_nogl(dsbufp);
- }
- else if (state->type == ERTS_EV_TYPE_DRV_SEL) {
- ASSERT(state->flags & ERTS_EV_FLAG_USED);
- deselect(state, 0);
- }
-}
-
-#ifdef ERTS_SYS_CONTINOUS_FD_NUMBERS
-static void
-event_large_fd_error(ErlDrvPort ix, ErtsSysFdType fd, ErlDrvEventData event_data)
-{
- erts_dsprintf_buf_t *dsbufp = erts_create_logger_dsbuf();
- print_drv_event_op(dsbufp, ix, fd, event_data);
- erts_dsprintf(dsbufp, "failed: ");
- large_fd_error_common(dsbufp, fd);
- erts_send_error_to_logger_nogl(dsbufp);
-}
-#endif
-#endif
-
static ERTS_INLINE int
io_task_schedule_allowed(ErtsDrvEventState *state,
ErtsPortTaskType type,
@@ -1974,30 +1614,13 @@ io_task_schedule_allowed(ErtsDrvEventState *state,
case ERTS_PORT_TASK_INPUT:
if (!state->driver.select)
return 0;
-#if ERTS_CIO_HAVE_DRV_EVENT
- if (state->driver.event)
- return 0;
-#endif
io_task = &state->driver.select->iniotask;
break;
case ERTS_PORT_TASK_OUTPUT:
if (!state->driver.select)
return 0;
-#if ERTS_CIO_HAVE_DRV_EVENT
- if (state->driver.event)
- return 0;
-#endif
io_task = &state->driver.select->outiotask;
break;
-#if ERTS_CIO_HAVE_DRV_EVENT
- case ERTS_PORT_TASK_EVENT:
- if (!state->driver.event)
- return 0;
- if (state->driver.select)
- return 0;
- io_task = &state->driver.event->iotask;
- break;
-#endif
default:
ERTS_INTERNAL_ERROR("Invalid I/O-task type");
return 0;
@@ -2090,29 +1713,6 @@ send_event_tuple(struct erts_nif_select_event* e, ErtsResource* resource,
erts_proc_unlock(rp, rp_locks);
}
-
-#if ERTS_CIO_HAVE_DRV_EVENT
-static ERTS_INLINE void
-eready(Eterm id, ErtsDrvEventState *state, ErlDrvEventData event_data,
- erts_aint_t current_cio_time)
-{
- if (io_task_schedule_allowed(state,
- ERTS_PORT_TASK_EVENT,
- current_cio_time)) {
- ErtsIoTask *iotask = &state->driver.event->iotask;
- erts_atomic_set_nob(&iotask->executed_time, current_cio_time);
- if (erts_port_task_schedule(id,
- &iotask->task,
- ERTS_PORT_TASK_EVENT,
- (ErlDrvEvent) state->fd,
- event_data) != 0) {
- stale_drv_select(id, state, 0);
- }
- add_active_fd(state->fd);
- }
-}
-#endif
-
static void bad_fd_in_pollset(ErtsDrvEventState *, Eterm inport, Eterm outport);
void
@@ -2338,25 +1938,6 @@ ERTS_CIO_EXPORT(erts_check_io)(int do_wait)
goto next_pollres_unlocked;
}
-#if ERTS_CIO_HAVE_DRV_EVENT
- case ERTS_EV_TYPE_DRV_EV: { /* Requested via driver_event()... */
- ErlDrvEventData event_data;
- ErtsPollEvents revents;
- ASSERT(state->driver.event);
- ASSERT(state->driver.event->data);
- event_data = state->driver.event->data;
- revents = pollres[i].events;
- revents &= ~state->driver.event->removed_events;
-
- if (revents) {
- event_data->events = state->events;
- event_data->revents = revents;
- eready(state->driver.event->port, state, event_data, current_cio_time);
- }
- break;
- }
-#endif
-
case ERTS_EV_TYPE_NONE: /* Deselected ... */
break;
@@ -2508,7 +2089,6 @@ static void drv_ev_state_free(void *des)
struct io_functions {
int (*select)(ErlDrvPort, ErlDrvEvent, int, int);
int (*enif_select)(ErlNifEnv*, ErlNifEvent, enum ErlNifSelectFlags, void*, const ErlNifPid*, Eterm);
- int (*event)(ErlDrvPort, ErlDrvEvent, ErlDrvEventData);
void (*check_io_as_interrupt)(void);
void (*check_io_interrupt)(int);
void (*check_io_interrupt_tmd)(int, ErtsMonotonicTime);
@@ -2517,6 +2097,9 @@ struct io_functions {
Uint (*size)(void);
Eterm (*info)(void *);
int (*check_io_debug)(ErtsCheckIoDebugInfo *);
+#ifdef ERTS_ENABLE_LOCK_COUNT
+ void (*lcnt_update_cio_locks)(int enable);
+#endif
};
# ifdef ERTS_KERNEL_POLL_VERSION
@@ -2541,7 +2124,6 @@ ERTS_CIO_EXPORT(erts_init_check_io)(void)
ASSERT(erts_io_funcs.select == NULL);
erts_io_funcs.select = ERTS_CIO_EXPORT(driver_select);
erts_io_funcs.enif_select = ERTS_CIO_EXPORT(enif_select);
- erts_io_funcs.event = ERTS_CIO_EXPORT(driver_event);
erts_io_funcs.check_io_interrupt = ERTS_CIO_EXPORT(erts_check_io_interrupt);
erts_io_funcs.check_io_interrupt_tmd= ERTS_CIO_EXPORT(erts_check_io_interrupt_timed);
erts_io_funcs.check_io = ERTS_CIO_EXPORT(erts_check_io);
@@ -2549,6 +2131,9 @@ ERTS_CIO_EXPORT(erts_init_check_io)(void)
erts_io_funcs.size = ERTS_CIO_EXPORT(erts_check_io_size);
erts_io_funcs.info = ERTS_CIO_EXPORT(erts_check_io_info);
erts_io_funcs.check_io_debug = ERTS_CIO_EXPORT(erts_check_io_debug);
+#ifdef ERTS_ENABLE_LOCK_COUNT
+ erts_io_funcs.lcnt_update_cio_locks = ERTS_CIO_EXPORT(erts_lcnt_update_cio_locks);
+#endif
#endif
ERTS_CIO_POLL_INIT();
@@ -2783,7 +2368,6 @@ typedef struct {
int used_fds;
int num_errors;
int no_driver_select_structs;
- int no_driver_event_structs;
#ifdef ERTS_SYS_CONTINOUS_FD_NUMBERS
int internal_fds;
ErtsPollEvents *epep;
@@ -2808,10 +2392,6 @@ static void doit_erts_check_io_debug(void *vstate, void *vcounters)
if (state->driver.select)
counters->no_driver_select_structs++;
-#if ERTS_CIO_HAVE_DRV_EVENT
- if (state->driver.event)
- counters->no_driver_event_structs++;
-#endif
#ifdef ERTS_SYS_CONTINOUS_FD_NUMBERS
if (state->events || ep_events) {
@@ -2984,43 +2564,6 @@ static void doit_erts_check_io_debug(void *vstate, void *vcounters)
r = state->driver.stop.resource;
erts_printf(" resource=%p(%T:%T)", r, r->type->module, r->type->name);
}
-#if ERTS_CIO_HAVE_DRV_EVENT
- else if (state->type == ERTS_EV_TYPE_DRV_EV) {
- Eterm id;
- erts_printf("driver_event ");
-#ifdef ERTS_SYS_CONTINOUS_FD_NUMBERS
- if (internal) {
- erts_printf("internal ");
- err = 1;
- }
- if (cio_events == ep_events) {
- erts_printf("ev=0x%b32x", (Uint32) cio_events);
- }
- else {
- err = 1;
- erts_printf("cio_ev=0x%b32x", (Uint32) cio_events);
- erts_printf(" ep_ev=0x%b32x", (Uint32) ep_events);
- }
-#else
- erts_printf("ev=0x%b32x", (Uint32) cio_events);
-#endif
- id = state->driver.event->port;
- if (is_nil(id)) {
- erts_printf(" port=none name=none drv=none ");
- err = 1;
- }
- else {
- ErtsPortNames *pnp = erts_get_port_names(id, ERTS_INVALID_ERL_DRV_PORT);
- erts_printf(" port=%T name=%s drv=%s ",
- id,
- pnp->name ? pnp->name : "unknown",
- (pnp->driver_name
- ? pnp->driver_name
- : "unknown"));
- erts_free_port_names(pnp);
- }
- }
-#endif
#ifdef ERTS_SYS_CONTINOUS_FD_NUMBERS
else if (internal) {
erts_printf("internal ");
@@ -3071,9 +2614,6 @@ ERTS_CIO_EXPORT(erts_check_io_debug)(ErtsCheckIoDebugInfo *ciodip)
ErtsDrvEventState null_des;
null_des.driver.select = NULL;
-#if ERTS_CIO_HAVE_DRV_EVENT
- null_des.driver.event = NULL;
-#endif
null_des.driver.stop.drv_ptr = NULL;
null_des.events = 0;
null_des.remove_cnt = 0;
@@ -3096,7 +2636,6 @@ ERTS_CIO_EXPORT(erts_check_io_debug)(ErtsCheckIoDebugInfo *ciodip)
counters.used_fds = 0;
counters.num_errors = 0;
counters.no_driver_select_structs = 0;
- counters.no_driver_event_structs = 0;
#ifdef ERTS_SYS_CONTINOUS_FD_NUMBERS
len = erts_atomic_read_nob(&drv_ev_state_len);
@@ -3115,14 +2654,10 @@ ERTS_CIO_EXPORT(erts_check_io_debug)(ErtsCheckIoDebugInfo *ciodip)
ciodip->no_used_fds = counters.used_fds;
ciodip->no_driver_select_structs = counters.no_driver_select_structs;
- ciodip->no_driver_event_structs = counters.no_driver_event_structs;
erts_printf("\n");
erts_printf("used fds=%d\n", counters.used_fds);
erts_printf("Number of driver_select() structures=%d\n", counters.no_driver_select_structs);
-#if ERTS_CIO_HAVE_DRV_EVENT
- erts_printf("Number of driver_event() structures=%d\n", counters.no_driver_event_structs);
-#endif
#ifdef ERTS_SYS_CONTINOUS_FD_NUMBERS
erts_printf("internal fds=%d\n", counters.internal_fds);
#endif
@@ -3136,7 +2671,7 @@ ERTS_CIO_EXPORT(erts_check_io_debug)(ErtsCheckIoDebugInfo *ciodip)
}
#ifdef ERTS_ENABLE_LOCK_COUNT
-void erts_lcnt_update_cio_locks(int enable) {
+void ERTS_CIO_EXPORT(erts_lcnt_update_cio_locks)(int enable) {
#ifndef ERTS_SYS_CONTINOUS_FD_NUMBERS
erts_lcnt_enable_hash_lock_count(&drv_ev_state_tab, ERTS_LOCK_FLAGS_CATEGORY_IO, enable);
#else
@@ -3167,12 +2702,6 @@ driver_select(ErlDrvPort port, ErlDrvEvent event, int mode, int on)
return (*erts_io_funcs.select)(port, event, mode, on);
}
-int
-driver_event(ErlDrvPort port, ErlDrvEvent event, ErlDrvEventData event_data)
-{
- return (*erts_io_funcs.event)(port, event, event_data);
-}
-
int enif_select(ErlNifEnv* env, ErlNifEvent event,
enum ErlNifSelectFlags flags, void* obj, const ErlNifPid* pid, Eterm ref)
{
@@ -3217,6 +2746,13 @@ void erts_check_io_interrupt_timed(int set,
erts_io_funcs.check_io_interrupt_tmd(set, timeout_time);
}
+#ifdef ERTS_ENABLE_LOCK_COUNT
+void erts_lcnt_update_cio_locks(int enable)
+{
+ erts_io_funcs.lcnt_update_cio_locks(enable);
+}
+#endif
+
#endif /* ERTS_KERNEL_POLL_VERSION */
#endif /* !ERTS_ENABLE_KERNEL_POLL */
diff --git a/erts/emulator/sys/common/erl_check_io.h b/erts/emulator/sys/common/erl_check_io.h
index c4ab22aaff..f4d7983002 100644
--- a/erts/emulator/sys/common/erl_check_io.h
+++ b/erts/emulator/sys/common/erl_check_io.h
@@ -41,8 +41,6 @@ void erts_init_check_io(void);
void erts_lcnt_update_cio_locks(int enable);
#endif
-#endif
-
extern erts_atomic_t erts_check_io_time;
typedef struct {
@@ -85,22 +83,6 @@ erts_io_notify_port_task_executed(ErtsPortTaskHandle *pthp)
# define ERTS_CIO_DEFER_ACTIVE_EVENTS 0
#endif
-/*
- * ErtsDrvEventDataState is used by driver_event() which is almost never
- * used. We allocate ErtsDrvEventDataState separate since we dont wan't
- * the size of ErtsDrvEventState to increase due to driver_event()
- * information.
- */
-typedef struct {
- Eterm port;
- ErlDrvEventData data;
- ErtsPollEvents removed_events;
-#if ERTS_CIO_DEFER_ACTIVE_EVENTS
- ErtsPollEvents deferred_events;
-#endif
- ErtsIoTask iotask;
-} ErtsDrvEventDataState;
-
typedef struct {
Eterm inport;
Eterm outport;
diff --git a/erts/emulator/sys/unix/sys.c b/erts/emulator/sys/unix/sys.c
index e88d7aa6df..09c515291a 100644
--- a/erts/emulator/sys/unix/sys.c
+++ b/erts/emulator/sys/unix/sys.c
@@ -510,7 +510,7 @@ break_requested(void)
erts_exit(ERTS_INTR_EXIT, "");
ERTS_SET_BREAK_REQUESTED;
- erts_check_io_sig_interrupt();
+ erts_check_io_interrupt(1);
}
static RETSIGTYPE request_break(int signum)
diff --git a/erts/emulator/sys/win32/erl_win_dyn_driver.h b/erts/emulator/sys/win32/erl_win_dyn_driver.h
index 6f28d513c2..0d1a6d4c87 100644
--- a/erts/emulator/sys/win32/erl_win_dyn_driver.h
+++ b/erts/emulator/sys/win32/erl_win_dyn_driver.h
@@ -40,7 +40,6 @@ WDD_TYPEDEF(int, driver_exit, (ErlDrvPort, int));
WDD_TYPEDEF(int, driver_failure_eof, (ErlDrvPort));
WDD_TYPEDEF(void, erl_drv_busy_msgq_limits, (ErlDrvPort, ErlDrvSizeT *, ErlDrvSizeT *));
WDD_TYPEDEF(int, driver_select, (ErlDrvPort, ErlDrvEvent, int, int));
-WDD_TYPEDEF(int, driver_event, (ErlDrvPort, ErlDrvEvent,ErlDrvEventData));
WDD_TYPEDEF(int, driver_output, (ErlDrvPort, char *, ErlDrvSizeT));
WDD_TYPEDEF(int, driver_output2, (ErlDrvPort, char *, ErlDrvSizeT ,char *, ErlDrvSizeT));
WDD_TYPEDEF(int, driver_output_binary, (ErlDrvPort, char *, ErlDrvSizeT, ErlDrvBinary*, ErlDrvSizeT, ErlDrvSizeT));
@@ -162,7 +161,7 @@ typedef struct {
WDD_FTYPE(driver_failure_eof) *driver_failure_eof;
WDD_FTYPE(erl_drv_busy_msgq_limits) *erl_drv_busy_msgq_limits;
WDD_FTYPE(driver_select) *driver_select;
- WDD_FTYPE(driver_event) *driver_event;
+ void *REMOVED_driver_event;
WDD_FTYPE(driver_output) *driver_output;
WDD_FTYPE(driver_output2) *driver_output2;
WDD_FTYPE(driver_output_binary) *driver_output_binary;
@@ -276,7 +275,6 @@ extern TWinDynDriverCallbacks WinDynDriverCallbacks;
#define driver_failure_eof (WinDynDriverCallbacks.driver_failure_eof)
#define erl_drv_busy_msgq_limits (WinDynDriverCallbacks.erl_drv_busy_msgq_limits)
#define driver_select (WinDynDriverCallbacks.driver_select)
-#define driver_event (WinDynDriverCallbacks.driver_event)
#define driver_output (WinDynDriverCallbacks.driver_output)
#define driver_output2 (WinDynDriverCallbacks.driver_output2)
#define driver_output_binary (WinDynDriverCallbacks.driver_output_binary)
@@ -414,7 +412,7 @@ do { \
((W).driver_failure_eof) = driver_failure_eof; \
((W).erl_drv_busy_msgq_limits) = erl_drv_busy_msgq_limits;\
((W).driver_select) = driver_select; \
-((W).driver_event) = driver_event; \
+((W).REMOVED_driver_event) = NULL; \
((W).driver_output) = driver_output; \
((W).driver_output2) = driver_output2; \
((W).driver_output_binary) = driver_output_binary; \
diff --git a/erts/emulator/test/driver_SUITE.erl b/erts/emulator/test/driver_SUITE.erl
index 5fca191679..3dffe0902c 100644
--- a/erts/emulator/test/driver_SUITE.erl
+++ b/erts/emulator/test/driver_SUITE.erl
@@ -45,7 +45,6 @@
io_ready_exit/1,
use_fallback_pollset/1,
bad_fd_in_pollset/1,
- driver_event/1,
fd_change/1,
steal_control/1,
otp_6602/1,
@@ -58,11 +57,9 @@
ioq_exit_ready_output/1,
ioq_exit_timeout/1,
ioq_exit_ready_async/1,
- ioq_exit_event/1,
ioq_exit_ready_input_async/1,
ioq_exit_ready_output_async/1,
ioq_exit_timeout_async/1,
- ioq_exit_event_async/1,
zero_extended_marker_garb_drv/1,
invalid_extended_marker_drv/1,
larger_major_vsn_drv/1,
@@ -139,7 +136,7 @@ suite() ->
all() -> %% Keep a_test first and z_test last...
[a_test, outputv_errors, outputv_echo, queue_echo, {group, timer},
driver_unloaded, io_ready_exit, use_fallback_pollset,
- bad_fd_in_pollset, driver_event, fd_change,
+ bad_fd_in_pollset, fd_change,
steal_control, otp_6602, driver_system_info_base_ver,
driver_system_info_prev_ver,
driver_system_info_current_ver, driver_monitor,
@@ -163,9 +160,9 @@ groups() ->
timer_change]},
{ioq_exit, [],
[ioq_exit_ready_input, ioq_exit_ready_output,
- ioq_exit_timeout, ioq_exit_ready_async, ioq_exit_event,
+ ioq_exit_timeout, ioq_exit_ready_async,
ioq_exit_ready_input_async, ioq_exit_ready_output_async,
- ioq_exit_timeout_async, ioq_exit_event_async]}].
+ ioq_exit_timeout_async]}].
init_per_suite(Config) ->
Config.
@@ -778,7 +775,6 @@ io_ready_exit(Config) when is_list(Config) ->
-define(CHKIO_STOP, 0).
-define(CHKIO_USE_FALLBACK_POLLSET, 1).
-define(CHKIO_BAD_FD_IN_POLLSET, 2).
--define(CHKIO_DRIVER_EVENT, 3).
-define(CHKIO_FD_CHANGE, 4).
-define(CHKIO_STEAL, 5).
-define(CHKIO_STEAL_AUX, 6).
@@ -829,11 +825,6 @@ bad_fd_in_pollset(Config) when is_list(Config) ->
?CHKIO_BAD_FD_IN_POLLSET,
fun () -> sleep(1000) end)).
-driver_event(Config) when is_list(Config) ->
- chkio_test_fini(chkio_test(chkio_test_init(Config),
- ?CHKIO_DRIVER_EVENT,
- fun () -> sleep(1000) end)).
-
fd_change(Config) when is_list(Config) ->
chkio_test_fini(chkio_test(chkio_test_init(Config),
?CHKIO_FD_CHANGE,
@@ -1336,11 +1327,9 @@ driver_monitor(Config) when is_list(Config) ->
-define(IOQ_EXIT_READY_OUTPUT, 2).
-define(IOQ_EXIT_TIMEOUT, 3).
-define(IOQ_EXIT_READY_ASYNC, 4).
--define(IOQ_EXIT_EVENT, 5).
-define(IOQ_EXIT_READY_INPUT_ASYNC, 6).
-define(IOQ_EXIT_READY_OUTPUT_ASYNC, 7).
-define(IOQ_EXIT_TIMEOUT_ASYNC, 8).
--define(IOQ_EXIT_EVENT_ASYNC, 9).
ioq_exit_test(Config, TestNo) ->
Drv = ioq_exit_drv,
@@ -1393,9 +1382,6 @@ ioq_exit_timeout(Config) when is_list(Config) ->
ioq_exit_ready_async(Config) when is_list(Config) ->
ioq_exit_test(Config, ?IOQ_EXIT_READY_ASYNC).
-ioq_exit_event(Config) when is_list(Config) ->
- ioq_exit_test(Config, ?IOQ_EXIT_EVENT).
-
ioq_exit_ready_input_async(Config) when is_list(Config) ->
ioq_exit_test(Config, ?IOQ_EXIT_READY_INPUT_ASYNC).
@@ -1405,9 +1391,6 @@ ioq_exit_ready_output_async(Config) when is_list(Config) ->
ioq_exit_timeout_async(Config) when is_list(Config) ->
ioq_exit_test(Config, ?IOQ_EXIT_TIMEOUT_ASYNC).
-ioq_exit_event_async(Config) when is_list(Config) ->
- ioq_exit_test(Config, ?IOQ_EXIT_EVENT_ASYNC).
-
vsn_mismatch_test(Config, LoadResult) ->
Path = proplists:get_value(data_dir, Config),
@@ -2275,7 +2258,7 @@ z_test(Config) when is_list(Config) ->
check_io_debug() ->
get_stable_check_io_info(),
- {NoErrorFds, NoUsedFds, NoDrvSelStructs, NoDrvEvStructs} = CheckIoDebug
+ {NoErrorFds, NoUsedFds, NoDrvSelStructs} = CheckIoDebug
= erts_debug:get_internal_state(check_io_debug),
HasGetHost = has_gethost(),
ct:log("check_io_debug: ~p~n"
@@ -2289,7 +2272,6 @@ check_io_debug() ->
%% one extra used fd that is not selected on
ok
end,
- 0 = NoDrvEvStructs,
ok.
has_gethost() ->
diff --git a/erts/emulator/test/driver_SUITE_data/chkio_drv.c b/erts/emulator/test/driver_SUITE_data/chkio_drv.c
index 8e5e81665c..aed6752033 100644
--- a/erts/emulator/test/driver_SUITE_data/chkio_drv.c
+++ b/erts/emulator/test/driver_SUITE_data/chkio_drv.c
@@ -42,7 +42,6 @@
#define CHKIO_STOP 0
#define CHKIO_USE_FALLBACK_POLLSET 1
#define CHKIO_BAD_FD_IN_POLLSET 2
-#define CHKIO_DRIVER_EVENT 3
#define CHKIO_FD_CHANGE 4
#define CHKIO_STEAL 5
#define CHKIO_STEAL_AUX 6
@@ -67,15 +66,6 @@ typedef struct {
} ChkioFallbackData;
typedef struct {
- int in_fd;
- struct erl_drv_event_data in_data;
- int in_ok;
- int out_fd;
- struct erl_drv_event_data out_data;
- int out_ok;
-} ChkioDriverEvent;
-
-typedef struct {
int fds[2];
int same_fd;
} ChkioFdChange;
@@ -86,14 +76,10 @@ typedef struct {
typedef struct {
int driver_select_fds[2];
- int driver_event_fds[2];
- struct erl_drv_event_data event_data[2];
} ChkioSteal;
typedef struct {
int driver_select_fds[2];
- int driver_event_fds[2];
- struct erl_drv_event_data event_data[2];
} ChkioStealAux;
@@ -141,7 +127,6 @@ static ErlDrvData chkio_drv_start(ErlDrvPort, char *);
static void chkio_drv_stop(ErlDrvData);
static void chkio_drv_ready_input(ErlDrvData, ErlDrvEvent);
static void chkio_drv_ready_output(ErlDrvData, ErlDrvEvent);
-static void chkio_drv_ready_event(ErlDrvData, ErlDrvEvent, ErlDrvEventData);
static ErlDrvSSizeT chkio_drv_control(ErlDrvData, unsigned int,
char *, ErlDrvSizeT, char **, ErlDrvSizeT);
static void chkio_drv_timeout(ErlDrvData);
@@ -164,7 +149,7 @@ static ErlDrvEntry chkio_drv_entry = {
NULL, /* ready_async */
NULL, /* flush */
NULL, /* call */
- chkio_drv_ready_event,
+ NULL, /* unused_event_callback */
ERL_DRV_EXTENDED_MARKER,
ERL_DRV_EXTENDED_MAJOR_VERSION,
@@ -243,25 +228,6 @@ stop_use_fallback_pollset(ChkioDrvData *cddp)
}
static void
-stop_driver_event(ChkioDrvData *cddp)
-{
- if (cddp->test_data) {
- ChkioDriverEvent *cdep = cddp->test_data;
- cddp->test_data = NULL;
-
- if (cdep->in_fd >= 0) {
- driver_event(cddp->port, (ErlDrvEvent) (ErlDrvSInt) cdep->in_fd, NULL);
- close(cdep->in_fd);
- }
- if (cdep->out_fd >= 0) {
- driver_event(cddp->port, (ErlDrvEvent) (ErlDrvSInt) cdep->out_fd, NULL);
- close(cdep->out_fd);
- }
- driver_free(cdep);
- }
-}
-
-static void
stop_fd_change(ChkioDrvData *cddp)
{
if (cddp->test_data) {
@@ -305,14 +271,6 @@ stop_steal(ChkioDrvData *cddp)
(ErlDrvEvent) (ErlDrvSInt) csp->driver_select_fds[1],
DO_WRITE,
0);
- if (csp->driver_event_fds[0] >= 0)
- driver_event(cddp->port,
- (ErlDrvEvent) (ErlDrvSInt) csp->driver_event_fds[0],
- NULL);
- if (csp->driver_event_fds[1] >= 0)
- driver_event(cddp->port,
- (ErlDrvEvent) (ErlDrvSInt) csp->driver_event_fds[1],
- NULL);
driver_free(csp);
}
}
@@ -327,10 +285,6 @@ stop_steal_aux(ChkioDrvData *cddp)
close(csap->driver_select_fds[0]);
if (csap->driver_select_fds[1] >= 0)
close(csap->driver_select_fds[1]);
- if (csap->driver_event_fds[0] >= 0)
- close(csap->driver_event_fds[0]);
- if (csap->driver_event_fds[1] >= 0)
- close(csap->driver_event_fds[1]);
driver_free(csap);
}
}
@@ -445,9 +399,6 @@ chkio_drv_stop(ErlDrvData drv_data) {
case CHKIO_BAD_FD_IN_POLLSET:
stop_bad_fd_in_pollset(cddp);
break;
- case CHKIO_DRIVER_EVENT:
- stop_driver_event(cddp);
- break;
case CHKIO_FD_CHANGE:
stop_fd_change(cddp);
break;
@@ -621,55 +572,6 @@ chkio_drv_ready_input(ErlDrvData drv_data, ErlDrvEvent event)
}
static void
-chkio_drv_ready_event(ErlDrvData drv_data,
- ErlDrvEvent event,
- ErlDrvEventData event_data)
-{
-#ifdef UNIX
- ChkioDrvData *cddp = (ChkioDrvData *) drv_data;
- switch (cddp->test) {
- case CHKIO_DRIVER_EVENT: {
-#ifdef HAVE_POLL_H
- ChkioDriverEvent *cdep = cddp->test_data;
- int fd = (int) (ErlDrvSInt) event;
- if (fd == cdep->in_fd) {
- if (event_data->events == POLLIN
- && event_data->revents == POLLIN) {
- cdep->in_ok++;
- }
- else {
- driver_failure_atom(cddp->port, "invalid_input_fd_events");
- }
- break;
- }
- if (fd == cdep->out_fd) {
- if (event_data->events == POLLOUT
- && event_data->revents == POLLOUT) {
- cdep->out_ok++;
- }
- else {
- driver_failure_atom(cddp->port, "invalid_output_fd_events");
- }
- break;
- }
-#endif
- }
- case CHKIO_STEAL:
-#ifdef HAVE_POLL_H
- break;
-#endif
- case CHKIO_STEAL_AUX:
-#ifdef HAVE_POLL_H
- break;
-#endif
- default:
- driver_failure_atom(cddp->port, "unexpected_ready_event");
- break;
- }
-#endif /* UNIX */
-}
-
-static void
chkio_drv_timeout(ErlDrvData drv_data)
{
#ifdef UNIX
@@ -779,25 +681,6 @@ chkio_drv_control(ErlDrvData drv_data,
res_len = -1;
stop_bad_fd_in_pollset(cddp);
break;
- case CHKIO_DRIVER_EVENT: {
- ChkioDriverEvent *cdep = cddp->test_data;
- if (!cdep->in_ok || !cdep->out_ok) {
- if (!cdep->in_ok)
- driver_failure_atom(cddp->port, "got_no_input_events");
- if (!cdep->out_ok)
- driver_failure_atom(cddp->port, "got_no_output_events");
- }
- else {
- char *c = driver_alloc(sizeof(char)*2*30);
- if (!c)
- driver_failure_posix(cddp->port, ENOMEM);
- *rbuf = c;
- res_len = sprintf(c, "in=%d\nout=%d\n",
- cdep->in_ok, cdep->out_ok);
- }
- stop_driver_event(cddp);
- break;
- }
case CHKIO_FD_CHANGE: {
ChkioFdChange *cfcp = cddp->test_data;
if (!cfcp->same_fd)
@@ -937,69 +820,6 @@ chkio_drv_control(ErlDrvData drv_data,
res_len = -1;
break;
}
- case CHKIO_DRIVER_EVENT: {
-#ifndef HAVE_POLL_H
- res_str = "skip: Need the poll.h header for this test, but it doesn't exist";
- res_len = -1;
-#else /* HAVE_POLL_H */
- int in_fd = open("/dev/zero", O_RDONLY);
- int out_fd = open("/dev/null", O_WRONLY);
-
- if (in_fd < 0 || out_fd < 0) {
- if (in_fd >= 0)
- close(in_fd);
- if (out_fd >= 0)
- close(out_fd);
- driver_failure_posix(cddp->port, errno);
- }
- else {
- ChkioDriverEvent *cdep = driver_alloc(sizeof(ChkioDriverEvent));
- if (!cdep)
- driver_failure_posix(cddp->port, ENOMEM);
- else {
- int res;
- cddp->test_data = cdep;
-
- cdep->in_fd = in_fd;
- cdep->in_data.events = POLLIN;
- cdep->in_data.revents = 0;
- cdep->in_ok = 0;
-
- res = driver_event(cddp->port,
- (ErlDrvEvent) (ErlDrvSInt) in_fd,
- &cdep->in_data);
- if (res < 0) {
- res_str = "skip: driver_event() not supported";
- res_len = -1;
- close(in_fd);
- close(out_fd);
- cdep->in_fd = -1;
- cdep->out_fd = -1;
- }
- else {
- res_str = "ok";
- res_len = -1;
-
- cdep->out_fd = out_fd;
- cdep->out_data.events = POLLOUT;
- cdep->out_data.revents = 0;
- cdep->out_ok = 0;
-
- res = driver_event(cddp->port,
- (ErlDrvEvent) (ErlDrvSInt) out_fd,
- &cdep->out_data);
- if (res < 0) {
- close(out_fd);
- cdep->out_fd = -1;
- driver_failure_atom(cddp->port, "driver_event_failed");
- }
- }
-
- }
- }
-#endif /* HAVE_POLL_H */
- break;
- }
case CHKIO_FD_CHANGE: {
ChkioFdChange *cfcp = driver_alloc(sizeof(ChkioFdChange));
if (!cfcp)
@@ -1028,58 +848,19 @@ chkio_drv_control(ErlDrvData drv_data,
res_len = -1;
}
else {
- int driver_event_fds[2];
int driver_select_fds[2];
cddp->test_data = csp;
memcpy(c, buf, len);
c[len] = '\0';
if (sscanf(c,
- "fds:%d:%d:%d:%d",
+ "fds:%d:%d",
&driver_select_fds[0],
- &driver_select_fds[1],
- &driver_event_fds[0],
- &driver_event_fds[1]) != 4)
- driver_failure_atom(cddp->port, "bad_input");
+ &driver_select_fds[1]) != 2)
+ driver_failure_atom(cddp->port, "bad_input");
else {
int res = 0;
- if (driver_event_fds[0] < 0) { /* Have no working driver_event() ... */
- csp->driver_select_fds[0] = driver_select_fds[0]; /* In */
- csp->driver_select_fds[1] = driver_select_fds[1]; /* Out */
- csp->driver_event_fds[0] = -1;
- csp->driver_event_fds[1] = -1;
- }
- else { /* Have working driver_event() ... */
-#ifndef HAVE_POLL_H
- driver_failure_atom(cddp->port, "unexpected_result");
- res = -1;
-#else
- csp->driver_select_fds[0] = driver_select_fds[0]; /* In */
- csp->driver_event_fds[1] = driver_select_fds[1]; /* Out */
- csp->driver_event_fds[0] = driver_event_fds[0]; /* In */
- csp->driver_select_fds[1] = driver_event_fds[1]; /* Out */
-
- /* Steal with driver_event() */
-
- csp->event_data[0].events = POLLIN;
- csp->event_data[0].revents = 0;
- res = driver_event(cddp->port,
- (ErlDrvEvent) (ErlDrvSInt) csp->driver_event_fds[0],
- &csp->event_data[0]);
- if (res < 0)
- driver_failure_atom(cddp->port,
- "driver_event_failed_to_steal");
- if (res >= 0) {
- csp->event_data[1].events = POLLOUT;
- csp->event_data[1].revents = 0;
- res = driver_event(cddp->port,
- (ErlDrvEvent) (ErlDrvSInt) csp->driver_event_fds[1],
- &csp->event_data[1]);
- if (res < 0)
- driver_failure_atom(cddp->port,
- "driver_event_failed_to_steal");
- }
-#endif
- }
+ csp->driver_select_fds[0] = driver_select_fds[0]; /* In */
+ csp->driver_select_fds[1] = driver_select_fds[1]; /* Out */
/* Steal with driver_select() */
if (res >= 0) {
@@ -1109,37 +890,17 @@ chkio_drv_control(ErlDrvData drv_data,
break;
}
case CHKIO_STEAL_AUX: {
- int read_fds[2];
- int write_fds[2];
-
- read_fds[0] = open("/dev/zero", O_RDONLY);
- write_fds[0] = open("/dev/null", O_WRONLY);
+ int read_fd;
+ int write_fd;
-#ifdef HAVE_POLL_H
- read_fds[1] = open("/dev/zero", O_RDONLY);
- write_fds[1] = open("/dev/null", O_WRONLY);
-#else
- read_fds[1] = -1;
- write_fds[1] = -1;
-#endif
+ read_fd = open("/dev/zero", O_RDONLY);
+ write_fd = open("/dev/null", O_WRONLY);
- if (read_fds[0] < 0
- || write_fds[0] < 0
-#ifdef HAVE_POLL_H
- || read_fds[1] < 0
- || write_fds[1] < 0
-#endif
- ) {
- if (read_fds[0] < 0)
- close(read_fds[0]);
- if (write_fds[0] < 0)
- close(write_fds[0]);
-#ifdef HAVE_POLL_H
- if (read_fds[1] < 0)
- close(read_fds[1]);
- if (write_fds[1] < 0)
- close(write_fds[1]);
-#endif
+ if (read_fd < 0 || write_fd < 0) {
+ if (read_fd < 0)
+ close(read_fd);
+ if (write_fd < 0)
+ close(write_fd);
driver_failure_posix(cddp->port, errno);
}
else {
@@ -1153,11 +914,8 @@ chkio_drv_control(ErlDrvData drv_data,
int res;
cddp->test_data = csap;
- csap->driver_select_fds[0] = read_fds[0];
- csap->driver_select_fds[1] = write_fds[0];
-
- csap->driver_event_fds[0] = read_fds[1];
- csap->driver_event_fds[1] = write_fds[1];
+ csap->driver_select_fds[0] = read_fd;
+ csap->driver_select_fds[1] = write_fd;
res = driver_select(cddp->port,
(ErlDrvEvent) (ErlDrvSInt) csap->driver_select_fds[0],
@@ -1173,32 +931,6 @@ chkio_drv_control(ErlDrvData drv_data,
if (res < 0)
driver_failure_atom(cddp->port, "driver_select_failed");
}
-#ifdef HAVE_POLL_H
- if (res >= 0) {
- csap->event_data[0].events = POLLIN;
- csap->event_data[0].revents = 0;
- res = driver_event(cddp->port,
- (ErlDrvEvent) (ErlDrvSInt) csap->driver_event_fds[0],
- &csap->event_data[0]);
- if (res < 0) {
- close(csap->driver_event_fds[0]);
- csap->driver_event_fds[0] = -1;
- close(csap->driver_event_fds[1]);
- csap->driver_event_fds[1] = -1;
- res = 0;
- }
- else {
- csap->event_data[1].events = POLLOUT;
- csap->event_data[1].revents = 0;
- res = driver_event(cddp->port,
- (ErlDrvEvent) (ErlDrvSInt) csap->driver_event_fds[1],
- &csap->event_data[1]);
- if (res < 0)
- driver_failure_atom(cddp->port,
- "driver_event_failed");
- }
- }
-#endif
if (res < 0) {
res_str = "error";
res_len = -1;
@@ -1213,11 +945,9 @@ chkio_drv_control(ErlDrvData drv_data,
else {
*rbuf = c;
res_len = sprintf(c,
- "fds:%d:%d:%d:%d",
+ "fds:%d:%d",
csap->driver_select_fds[0],
- csap->driver_select_fds[1],
- csap->driver_event_fds[0],
- csap->driver_event_fds[1]);
+ csap->driver_select_fds[1]);
}
}
}
diff --git a/erts/emulator/test/driver_SUITE_data/ioq_exit_drv.c b/erts/emulator/test/driver_SUITE_data/ioq_exit_drv.c
index d87c2bec93..fa58e9d5ec 100644
--- a/erts/emulator/test/driver_SUITE_data/ioq_exit_drv.c
+++ b/erts/emulator/test/driver_SUITE_data/ioq_exit_drv.c
@@ -25,8 +25,7 @@
* - ready_input(),
* - ready_output(),
* - timeout(),
- * - driver_async() -> read_async(), and
- * - event()
+ * - driver_async() -> read_async()
*/
#ifndef UNIX
@@ -65,11 +64,9 @@ typedef enum {
IOQ_EXIT_READY_OUTPUT = 2,
IOQ_EXIT_TIMEOUT = 3,
IOQ_EXIT_READY_ASYNC = 4,
- IOQ_EXIT_EVENT = 5,
IOQ_EXIT_READY_INPUT_ASYNC = 6,
IOQ_EXIT_READY_OUTPUT_ASYNC = 7,
IOQ_EXIT_TIMEOUT_ASYNC = 8,
- IOQ_EXIT_EVENT_ASYNC = 9
} IOQExitTest;
typedef struct {
@@ -80,9 +77,6 @@ typedef struct {
int outstanding_async_task;
long async_task;
ErlDrvPDL pdl;
-#ifdef HAVE_POLL_H
- struct erl_drv_event_data event_data;
-#endif
} IOQExitDrvData;
#define EV2FD(EV) ((int) ((long) (EV)))
@@ -97,8 +91,6 @@ static ErlDrvSSizeT control(ErlDrvData, unsigned int,
static void timeout(ErlDrvData drv_data);
static void ready_async(ErlDrvData drv_data, ErlDrvThreadData thread_data);
static void flush(ErlDrvData drv_data);
-static void event(ErlDrvData drv_data, ErlDrvEvent event,
- ErlDrvEventData event_data);
static void async_invoke(void*);
static void do_driver_async(IOQExitDrvData *);
@@ -118,7 +110,7 @@ static ErlDrvEntry ioq_exit_drv_entry = {
ready_async,
flush,
NULL /* call */,
- event,
+ NULL /* unused_event_callback*/,
ERL_DRV_EXTENDED_MARKER,
ERL_DRV_EXTENDED_MAJOR_VERSION,
ERL_DRV_EXTENDED_MINOR_VERSION,
@@ -149,10 +141,6 @@ start(ErlDrvPort port, char *command)
ddp->outstanding_async_task = 0;
ddp->async_task = -1;
ddp->pdl = driver_pdl_create(port);
-#ifdef HAVE_POLL_H
- ddp->event_data.events = (short) 0;
- ddp->event_data.revents = (short) 0;
-#endif
return (ErlDrvData) ddp;
}
@@ -192,27 +180,6 @@ static ErlDrvSSizeT control(ErlDrvData drv_data,
#else
goto done;
#endif
- case IOQ_EXIT_EVENT:
- case IOQ_EXIT_EVENT_ASYNC:
-#ifdef UNIX
-#ifdef HAVE_POLL_H
- ddp->ofd = open("/dev/null", O_WRONLY);
- if (ddp->ofd < 0) {
- driver_failure_posix(ddp->port, errno);
- return 0;
- }
- else if (driver_event(ddp->port, FD2EV(ddp->ofd), NULL) != 0) {
- res_str = "skip: driver_event() not supported";
- goto done;
- }
-#else
- res_str = "skip: No poll.h found which is needed for this test";
- goto done;
-#endif
- break;
-#else /* UNIX */
- goto done;
-#endif
case IOQ_EXIT_TIMEOUT:
case IOQ_EXIT_TIMEOUT_ASYNC:
break;
@@ -266,13 +233,6 @@ static void stop(ErlDrvData drv_data)
close(ddp->ofd);
}
break;
- case IOQ_EXIT_EVENT:
- case IOQ_EXIT_EVENT_ASYNC:
- if (ddp->ofd >= 0) {
- driver_event(ddp->port, FD2EV(ddp->ofd), NULL);
- close(ddp->ofd);
- }
- break;
#endif
case IOQ_EXIT_TIMEOUT:
case IOQ_EXIT_TIMEOUT_ASYNC:
@@ -302,13 +262,6 @@ static void flush(ErlDrvData drv_data)
case IOQ_EXIT_READY_OUTPUT_ASYNC:
driver_select(ddp->port, FD2EV(ddp->ofd), DO_WRITE, 1);
break;
- case IOQ_EXIT_EVENT:
- case IOQ_EXIT_EVENT_ASYNC:
-#ifdef HAVE_POLL_H
- ddp->event_data.events |= POLLOUT;
- driver_event(ddp->port, FD2EV(ddp->ofd), &ddp->event_data);
-#endif
- break;
#endif
case IOQ_EXIT_TIMEOUT:
case IOQ_EXIT_TIMEOUT_ASYNC:
@@ -395,30 +348,6 @@ static void ready_async(ErlDrvData drv_data, ErlDrvThreadData thread_data)
}
}
-static void event(ErlDrvData drv_data,
- ErlDrvEvent event,
- ErlDrvEventData event_data)
-{
- IOQExitDrvData *ddp = (IOQExitDrvData *) drv_data;
-
- PRINTF(("event(%p, %d, %p) called\r\n", drv_data, EV2FD(event), event_data));
-
-#if defined(UNIX) && defined(HAVE_POLL_H)
- if (ddp->ofd == EV2FD(event)) {
- driver_event(ddp->port, FD2EV(ddp->ofd), NULL);
- close(ddp->ofd);
- ddp->ofd = -1;
- if (ddp->test == IOQ_EXIT_EVENT_ASYNC)
- do_driver_async(ddp);
- else {
- driver_pdl_lock(ddp->pdl);
- driver_deq(ddp->port, 1);
- driver_pdl_unlock(ddp->pdl);
- }
- }
-#endif
-}
-
static void async_invoke(void *arg)
{
PRINTF(("async_invoke(%p) called\r\n", arg));
diff --git a/erts/emulator/test/driver_SUITE_data/missing_callback_drv.c b/erts/emulator/test/driver_SUITE_data/missing_callback_drv.c
index e7480d2e00..14838f0377 100644
--- a/erts/emulator/test/driver_SUITE_data/missing_callback_drv.c
+++ b/erts/emulator/test/driver_SUITE_data/missing_callback_drv.c
@@ -41,10 +41,6 @@
typedef struct {
int ofd;
int ifd;
- int efd;
-#ifdef HAVE_POLL_H
- struct erl_drv_event_data edata;
-#endif
} mcd_data_t;
static ErlDrvData start(ErlDrvPort port, char *command);
@@ -90,7 +86,6 @@ start(ErlDrvPort port, char *command)
mcd->ofd = -1;
mcd->ifd = -1;
- mcd->efd = -1;
#ifdef UNIX
@@ -105,15 +100,6 @@ start(ErlDrvPort port, char *command)
goto error;
if (driver_select(port, (ErlDrvEvent) (long) mcd->ifd, DO_READ, 1) != 0)
goto error;
-
-#ifdef HAVE_POLL_H
- mcd->efd = open("/dev/null", O_WRONLY);
- if (mcd->efd < 0)
- goto error;
- mcd->edata.events = POLLOUT;
- mcd->edata.revents = 0;
- driver_event(port, (ErlDrvEvent) (long) mcd->efd, &mcd->edata);
-#endif
#endif
driver_set_timer(port, 0);
@@ -135,10 +121,6 @@ stop(ErlDrvData data)
close(mcd->ofd);
if (mcd->ifd >= 0)
close(mcd->ifd);
-#ifdef HAVE_POLL_H
- if (mcd->efd >= 0)
- close(mcd->efd);
-#endif
#endif
driver_free(mcd);
}
diff --git a/erts/emulator/test/lttng_SUITE.erl b/erts/emulator/test/lttng_SUITE.erl
index a012fa1da2..19c3844c40 100644
--- a/erts/emulator/test/lttng_SUITE.erl
+++ b/erts/emulator/test/lttng_SUITE.erl
@@ -81,7 +81,6 @@ end_per_testcase(Case, _Config) ->
%% Not tested yet
%% org_erlang_otp:driver_process_exit
-%% org_erlang_otp:driver_event
%% tracepoints
%%
@@ -100,7 +99,6 @@ end_per_testcase(Case, _Config) ->
%% org_erlang_otp:driver_flush
%% org_erlang_otp:driver_stop_select
%% org_erlang_otp:driver_timeout
-%% org_erlang_otp:driver_event
%% org_erlang_otp:driver_ready_output
%% org_erlang_otp:driver_ready_input
%% org_erlang_otp:driver_output
@@ -431,7 +429,6 @@ txt() ->
"%% org_erlang_otp:driver_flush\n"
"%% org_erlang_otp:driver_stop_select\n"
"%% org_erlang_otp:driver_timeout\n"
- "%% org_erlang_otp:driver_event\n"
"%% org_erlang_otp:driver_ready_output\n"
"%% org_erlang_otp:driver_ready_input\n"
"%% org_erlang_otp:driver_output\n"
generated by cgit v1.2.3 (git 2.25.1) at 2024-12-29 05:18:56 +0000