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-rw-r--r--erts/emulator/sys/common/erl_check_io.c28
-rw-r--r--erts/emulator/sys/common/erl_poll.c94
-rw-r--r--erts/emulator/sys/unix/sys.c38
-rw-r--r--erts/emulator/sys/win32/erl_poll.c62
-rw-r--r--erts/emulator/sys/win32/sys.c49
-rw-r--r--erts/emulator/sys/win32/sys_interrupt.c4
6 files changed, 138 insertions, 137 deletions
diff --git a/erts/emulator/sys/common/erl_check_io.c b/erts/emulator/sys/common/erl_check_io.c
index cd4de21d65..57321259f9 100644
--- a/erts/emulator/sys/common/erl_check_io.c
+++ b/erts/emulator/sys/common/erl_check_io.c
@@ -218,7 +218,7 @@ remember_removed(ErtsDrvEventState *state, struct pollset_info* psi)
#ifdef ERTS_SMP
struct removed_fd *fdlp;
ERTS_SMP_LC_ASSERT(erts_smp_lc_mtx_is_locked(fd_mtx(state->fd)));
- if (erts_smp_atomic_read(&psi->in_poll_wait)) {
+ if (erts_smp_atomic_read_nob(&psi->in_poll_wait)) {
state->remove_cnt++;
ASSERT(state->remove_cnt > 0);
fdlp = removed_fd_alloc();
@@ -333,7 +333,7 @@ grow_drv_ev_state(int min_ix)
new_len = max_fds;
erts_smp_mtx_lock(&drv_ev_state_grow_lock);
- if (erts_smp_atomic_read(&drv_ev_state_len) <= min_ix) {
+ if (erts_smp_atomic_read_nob(&drv_ev_state_len) <= min_ix) {
for (i=0; i<DRV_EV_STATE_LOCK_CNT; i++) { /* lock all fd's */
erts_smp_mtx_lock(&drv_ev_state_locks[i].lck);
}
@@ -343,7 +343,7 @@ grow_drv_ev_state(int min_ix)
sizeof(ErtsDrvEventState)*new_len)
: erts_alloc(ERTS_ALC_T_DRV_EV_STATE,
sizeof(ErtsDrvEventState)*new_len));
- for (i = erts_smp_atomic_read(&drv_ev_state_len); i < new_len; i++) {
+ for (i = erts_smp_atomic_read_nob(&drv_ev_state_len); i < new_len; i++) {
drv_ev_state[i].fd = (ErtsSysFdType) i;
drv_ev_state[i].driver.select = NULL;
drv_ev_state[i].events = 0;
@@ -351,7 +351,7 @@ grow_drv_ev_state(int min_ix)
drv_ev_state[i].type = ERTS_EV_TYPE_NONE;
drv_ev_state[i].flags = 0;
}
- erts_smp_atomic_set(&drv_ev_state_len, new_len);
+ erts_smp_atomic_set_nob(&drv_ev_state_len, new_len);
for (i=0; i<DRV_EV_STATE_LOCK_CNT; i++) {
erts_smp_mtx_unlock(&drv_ev_state_locks[i].lck);
}
@@ -497,7 +497,7 @@ ERTS_CIO_EXPORT(driver_select)(ErlDrvPort ix,
&& erts_lc_is_port_locked(erts_drvport2port(ix)));
#ifdef ERTS_SYS_CONTINOUS_FD_NUMBERS
- if ((unsigned)fd >= (unsigned)erts_smp_atomic_read(&drv_ev_state_len)) {
+ if ((unsigned)fd >= (unsigned)erts_smp_atomic_read_nob(&drv_ev_state_len)) {
if (fd < 0) {
return -1;
}
@@ -709,7 +709,7 @@ ERTS_CIO_EXPORT(driver_event)(ErlDrvPort ix,
&& erts_lc_is_port_locked(erts_drvport2port(ix)));
#ifdef ERTS_SYS_CONTINOUS_FD_NUMBERS
- if ((unsigned)fd >= (unsigned)erts_smp_atomic_read(&drv_ev_state_len)) {
+ if ((unsigned)fd >= (unsigned)erts_smp_atomic_read_nob(&drv_ev_state_len)) {
if (fd < 0)
return -1;
if (fd >= max_fds) {
@@ -1156,7 +1156,7 @@ ERTS_CIO_EXPORT(erts_check_io)(int do_wait)
erts_smp_activity_begin(ERTS_ACTIVITY_WAIT, NULL, NULL, NULL);
pollres_len = sizeof(pollres)/sizeof(ErtsPollResFd);
- erts_smp_atomic_set(&pollset.in_poll_wait, 1);
+ erts_smp_atomic_set_nob(&pollset.in_poll_wait, 1);
poll_ret = ERTS_CIO_POLL_WAIT(pollset.ps, pollres, &pollres_len, &wait_time);
@@ -1173,7 +1173,7 @@ ERTS_CIO_EXPORT(erts_check_io)(int do_wait)
#endif
if (poll_ret != 0) {
- erts_smp_atomic_set(&pollset.in_poll_wait, 0);
+ erts_smp_atomic_set_nob(&pollset.in_poll_wait, 0);
forget_removed(&pollset);
if (poll_ret == EAGAIN) {
goto restart;
@@ -1304,7 +1304,7 @@ ERTS_CIO_EXPORT(erts_check_io)(int do_wait)
#endif
}
- erts_smp_atomic_set(&pollset.in_poll_wait, 0);
+ erts_smp_atomic_set_nob(&pollset.in_poll_wait, 0);
forget_removed(&pollset);
}
@@ -1419,7 +1419,7 @@ static void drv_ev_state_free(void *des)
void
ERTS_CIO_EXPORT(erts_init_check_io)(void)
{
- erts_smp_atomic_init(&pollset.in_poll_wait, 0);
+ erts_smp_atomic_init_nob(&pollset.in_poll_wait, 0);
ERTS_CIO_POLL_INIT();
pollset.ps = ERTS_CIO_NEW_POLLSET();
@@ -1441,7 +1441,7 @@ ERTS_CIO_EXPORT(erts_init_check_io)(void)
#endif
#ifdef ERTS_SYS_CONTINOUS_FD_NUMBERS
max_fds = ERTS_CIO_POLL_MAX_FDS();
- erts_smp_atomic_init(&drv_ev_state_len, 0);
+ erts_smp_atomic_init_nob(&drv_ev_state_len, 0);
drv_ev_state = NULL;
erts_smp_mtx_init(&drv_ev_state_grow_lock, "drv_ev_state_grow");
#else
@@ -1479,7 +1479,7 @@ ERTS_CIO_EXPORT(erts_check_io_size)(void)
ERTS_CIO_POLL_INFO(pollset.ps, &pi);
res = pi.memory_size;
#ifdef ERTS_SYS_CONTINOUS_FD_NUMBERS
- res += sizeof(ErtsDrvEventState) * erts_smp_atomic_read(&drv_ev_state_len);
+ res += sizeof(ErtsDrvEventState) * erts_smp_atomic_read_nob(&drv_ev_state_len);
#else
res += safe_hash_table_sz(&drv_ev_state_tab);
{
@@ -1506,7 +1506,7 @@ ERTS_CIO_EXPORT(erts_check_io_info)(void *proc)
ERTS_CIO_POLL_INFO(pollset.ps, &pi);
memory_size = pi.memory_size;
#ifdef ERTS_SYS_CONTINOUS_FD_NUMBERS
- memory_size += sizeof(ErtsDrvEventState) * erts_smp_atomic_read(&drv_ev_state_len);
+ memory_size += sizeof(ErtsDrvEventState) * erts_smp_atomic_read_nob(&drv_ev_state_len);
#else
memory_size += safe_hash_table_sz(&drv_ev_state_tab);
{
@@ -1886,7 +1886,7 @@ ERTS_CIO_EXPORT(erts_check_io_debug)(void)
counters.num_errors = 0;
#ifdef ERTS_SYS_CONTINOUS_FD_NUMBERS
- len = erts_smp_atomic_read(&drv_ev_state_len);
+ len = erts_smp_atomic_read_nob(&drv_ev_state_len);
for (fd = 0; fd < len; fd++) {
doit_erts_check_io_debug((void *) &drv_ev_state[fd], (void *) &counters);
}
diff --git a/erts/emulator/sys/common/erl_poll.c b/erts/emulator/sys/common/erl_poll.c
index f5c785d683..81f1c95020 100644
--- a/erts/emulator/sys/common/erl_poll.c
+++ b/erts/emulator/sys/common/erl_poll.c
@@ -124,11 +124,11 @@
erts_smp_mtx_unlock(&(PS)->mtx)
#define ERTS_POLLSET_SET_POLLED_CHK(PS) \
- ((int) erts_atomic32_xchg(&(PS)->polled, (erts_aint32_t) 1))
+ ((int) erts_atomic32_xchg_nob(&(PS)->polled, (erts_aint32_t) 1))
#define ERTS_POLLSET_UNSET_POLLED(PS) \
- erts_atomic32_set(&(PS)->polled, (erts_aint32_t) 0)
+ erts_atomic32_set_nob(&(PS)->polled, (erts_aint32_t) 0)
#define ERTS_POLLSET_IS_POLLED(PS) \
- ((int) erts_atomic32_read(&(PS)->polled))
+ ((int) erts_atomic32_read_nob(&(PS)->polled))
#else
@@ -142,11 +142,11 @@
#if ERTS_POLL_USE_UPDATE_REQUESTS_QUEUE
#define ERTS_POLLSET_SET_HAVE_UPDATE_REQUESTS(PS) \
- erts_smp_atomic32_set(&(PS)->have_update_requests, (erts_aint32_t) 1)
+ erts_smp_atomic32_set_nob(&(PS)->have_update_requests, (erts_aint32_t) 1)
#define ERTS_POLLSET_UNSET_HAVE_UPDATE_REQUESTS(PS) \
- erts_smp_atomic32_set(&(PS)->have_update_requests, (erts_aint32_t) 0)
+ erts_smp_atomic32_set_nob(&(PS)->have_update_requests, (erts_aint32_t) 0)
#define ERTS_POLLSET_HAVE_UPDATE_REQUESTS(PS) \
- ((int) erts_smp_atomic32_read(&(PS)->have_update_requests))
+ ((int) erts_smp_atomic32_read_nob(&(PS)->have_update_requests))
#else
#define ERTS_POLLSET_SET_HAVE_UPDATE_REQUESTS(PS)
#define ERTS_POLLSET_UNSET_HAVE_UPDATE_REQUESTS(PS)
@@ -346,7 +346,7 @@ static ERTS_INLINE void
reset_wakeup_state(ErtsPollSet ps)
{
#ifdef ERTS_SMP
- erts_atomic32_set(&ps->wakeup_state, ERTS_POLL_NOT_WOKEN);
+ erts_atomic32_set_nob(&ps->wakeup_state, ERTS_POLL_NOT_WOKEN);
ERTS_THR_MEMORY_BARRIER;
#elif ERTS_POLL_ASYNC_INTERRUPT_SUPPORT
ps->wakeup_state = 0;
@@ -369,7 +369,7 @@ static ERTS_INLINE int
is_interrupted_reset(ErtsPollSet ps)
{
#ifdef ERTS_SMP
- return (erts_atomic32_xchg(&ps->wakeup_state, ERTS_POLL_NOT_WOKEN)
+ return (erts_atomic32_xchg_nob(&ps->wakeup_state, ERTS_POLL_NOT_WOKEN)
== ERTS_POLL_WOKEN_INTR);
#elif ERTS_POLL_ASYNC_INTERRUPT_SUPPORT
int res = ps->wakeup_state == ERTS_POLL_WOKEN_INTR;
@@ -384,12 +384,12 @@ static ERTS_INLINE void
woke_up(ErtsPollSet ps)
{
#ifdef ERTS_SMP
- erts_aint32_t wakeup_state = erts_atomic32_read(&ps->wakeup_state);
+ erts_aint32_t wakeup_state = erts_atomic32_read_nob(&ps->wakeup_state);
if (wakeup_state == ERTS_POLL_NOT_WOKEN)
- (void) erts_atomic32_cmpxchg(&ps->wakeup_state,
- ERTS_POLL_WOKEN,
- ERTS_POLL_NOT_WOKEN);
- ASSERT(erts_atomic32_read(&ps->wakeup_state) != ERTS_POLL_NOT_WOKEN);
+ (void) erts_atomic32_cmpxchg_nob(&ps->wakeup_state,
+ ERTS_POLL_WOKEN,
+ ERTS_POLL_NOT_WOKEN);
+ ASSERT(erts_atomic32_read_nob(&ps->wakeup_state) != ERTS_POLL_NOT_WOKEN);
#elif ERTS_POLL_ASYNC_INTERRUPT_SUPPORT
if (ps->wakeup_state == ERTS_POLL_NOT_WOKEN)
ps->wakeup_state = ERTS_POLL_WOKEN;
@@ -417,7 +417,7 @@ wake_poller(ErtsPollSet ps, int interrupted)
* We might unnecessarily write to the pipe, however,
* that isn't problematic.
*/
- wakeup_state = erts_atomic32_read(&ps->wakeup_state);
+ wakeup_state = erts_atomic32_read_nob(&ps->wakeup_state);
erts_atomic32_set_relb(&ps->wakeup_state, ERTS_POLL_WOKEN_INTR);
}
wake = wakeup_state == ERTS_POLL_NOT_WOKEN;
@@ -839,7 +839,7 @@ write_batch_buf(ErtsPollSet ps, ErtsPollBatchBuf *bbp)
ps->fds_status[fd].flags |= ERTS_POLL_FD_FLG_USEFLBCK;
ASSERT(ps->fds_status[fd].used_events);
ps->fds_status[fd].used_events = 0;
- erts_smp_atomic_dec(&ps->no_of_user_fds);
+ erts_smp_atomic_dec_nob(&ps->no_of_user_fds);
update_fallback_pollset(ps, fd);
ASSERT(ps->fds_status[fd].flags & ERTS_POLL_FD_FLG_INFLBCK);
break;
@@ -889,11 +889,11 @@ batch_update_pollset(ErtsPollSet ps, int fd, ErtsPollBatchBuf *bbp)
events = ERTS_POLL_EV_E2N(ps->fds_status[fd].events);
if (!events) {
buf[buf_len].events = POLLREMOVE;
- erts_smp_atomic_dec(&ps->no_of_user_fds);
+ erts_smp_atomic_dec_nob(&ps->no_of_user_fds);
}
else if (!ps->fds_status[fd].used_events) {
buf[buf_len].events = events;
- erts_smp_atomic_inc(&ps->no_of_user_fds);
+ erts_smp_atomic_inc_nob(&ps->no_of_user_fds);
}
else {
if ((ps->fds_status[fd].flags & ERTS_POLL_FD_FLG_RST)
@@ -983,12 +983,12 @@ batch_update_pollset(ErtsPollSet ps, int fd, ErtsPollBatchBuf *bbp)
}
if (used_events) {
if (!events) {
- erts_smp_atomic_dec(&ps->no_of_user_fds);
+ erts_smp_atomic_dec_nob(&ps->no_of_user_fds);
}
}
else {
if (events)
- erts_smp_atomic_inc(&ps->no_of_user_fds);
+ erts_smp_atomic_inc_nob(&ps->no_of_user_fds);
}
ASSERT((events & ~(ERTS_POLL_EV_IN|ERTS_POLL_EV_OUT)) == 0);
ASSERT((used_events & ~(ERTS_POLL_EV_IN|ERTS_POLL_EV_OUT)) == 0);
@@ -1062,7 +1062,7 @@ update_pollset(ErtsPollSet ps, int fd)
epe.data.fd = epe_templ.data.fd;
res = epoll_ctl(ps->kp_fd, EPOLL_CTL_DEL, fd, &epe);
} while (res != 0 && errno == EINTR);
- erts_smp_atomic_dec(&ps->no_of_user_fds);
+ erts_smp_atomic_dec_nob(&ps->no_of_user_fds);
ps->fds_status[fd].used_events = 0;
}
@@ -1070,11 +1070,11 @@ update_pollset(ErtsPollSet ps, int fd)
/* A note on EPOLL_CTL_DEL: linux kernel versions before 2.6.9
need a non-NULL event pointer even though it is ignored... */
op = EPOLL_CTL_DEL;
- erts_smp_atomic_dec(&ps->no_of_user_fds);
+ erts_smp_atomic_dec_nob(&ps->no_of_user_fds);
}
else if (!ps->fds_status[fd].used_events) {
op = EPOLL_CTL_ADD;
- erts_smp_atomic_inc(&ps->no_of_user_fds);
+ erts_smp_atomic_inc_nob(&ps->no_of_user_fds);
}
else {
op = EPOLL_CTL_MOD;
@@ -1124,7 +1124,7 @@ update_pollset(ErtsPollSet ps, int fd)
/* Fall through ... */
case EPOLL_CTL_ADD: {
ps->fds_status[fd].flags |= ERTS_POLL_FD_FLG_USEFLBCK;
- erts_smp_atomic_dec(&ps->no_of_user_fds);
+ erts_smp_atomic_dec_nob(&ps->no_of_user_fds);
#if ERTS_POLL_USE_CONCURRENT_UPDATE
if (!*update_fallback) {
*update_fallback = 1;
@@ -1212,7 +1212,7 @@ static int update_pollset(ErtsPollSet ps, int fd)
#if ERTS_POLL_USE_FALLBACK
ASSERT(ps->fds_status[fd].flags & ERTS_POLL_FD_FLG_INFLBCK);
#endif
- erts_smp_atomic_dec(&ps->no_of_user_fds);
+ erts_smp_atomic_dec_nob(&ps->no_of_user_fds);
last_pix = --ps->no_poll_fds;
if (pix != last_pix) {
/* Move last pix to this pix */
@@ -1239,7 +1239,7 @@ static int update_pollset(ErtsPollSet ps, int fd)
ASSERT(!(ps->fds_status[fd].flags & ERTS_POLL_FD_FLG_INFLBCK)
|| fd == ps->kp_fd);
#endif
- erts_smp_atomic_inc(&ps->no_of_user_fds);
+ erts_smp_atomic_inc_nob(&ps->no_of_user_fds);
ps->fds_status[fd].pix = pix = ps->no_poll_fds++;
if (pix >= ps->poll_fds_len)
grow_poll_fds(ps, pix);
@@ -1290,7 +1290,7 @@ static int update_pollset(ErtsPollSet ps, int fd)
if (!ps->fds_status[fd].used_events) {
ASSERT(events);
- erts_smp_atomic_inc(&ps->no_of_user_fds);
+ erts_smp_atomic_inc_nob(&ps->no_of_user_fds);
#if ERTS_POLL_USE_FALLBACK
ps->no_select_fds++;
ps->fds_status[fd].flags |= ERTS_POLL_FD_FLG_INFLBCK;
@@ -1298,7 +1298,7 @@ static int update_pollset(ErtsPollSet ps, int fd)
}
else if (!events) {
ASSERT(ps->fds_status[fd].used_events);
- erts_smp_atomic_dec(&ps->no_of_user_fds);
+ erts_smp_atomic_dec_nob(&ps->no_of_user_fds);
ps->fds_status[fd].events = events;
#if ERTS_POLL_USE_FALLBACK
ps->no_select_fds--;
@@ -1896,7 +1896,7 @@ static ERTS_INLINE int
check_fd_events(ErtsPollSet ps, SysTimeval *tv, int max_res, int *ps_locked)
{
ASSERT(!*ps_locked);
- if (erts_smp_atomic_read(&ps->no_of_user_fds) == 0
+ if (erts_smp_atomic_read_nob(&ps->no_of_user_fds) == 0
&& tv->tv_usec == 0 && tv->tv_sec == 0) {
/* Nothing to poll and zero timeout; done... */
return 0;
@@ -1937,7 +1937,7 @@ check_fd_events(ErtsPollSet ps, SysTimeval *tv, int max_res, int *ps_locked)
* the maximum number of file descriptors in the poll set.
*/
struct dvpoll poll_res;
- int nfds = (int) erts_smp_atomic_read(&ps->no_of_user_fds);
+ int nfds = (int) erts_smp_atomic_read_nob(&ps->no_of_user_fds);
#ifdef ERTS_SMP
nfds++; /* Wakeup pipe */
#endif
@@ -2143,10 +2143,10 @@ ERTS_POLL_EXPORT(erts_poll_interrupt_timed)(ErtsPollSet ps,
#ifdef ERTS_POLL_COUNT_AVOIDED_WAKEUPS
else {
if (ERTS_POLLSET_IS_POLLED(ps))
- erts_smp_atomic_inc(&ps->no_avoided_wakeups);
- erts_smp_atomic_inc(&ps->no_avoided_interrupts);
+ erts_smp_atomic_inc_nob(&ps->no_avoided_wakeups);
+ erts_smp_atomic_inc_nob(&ps->no_avoided_interrupts);
}
- erts_smp_atomic_inc(&ps->no_interrupt_timed);
+ erts_smp_atomic_inc_nob(&ps->no_interrupt_timed);
#endif
}
#endif
@@ -2208,7 +2208,7 @@ ERTS_POLL_EXPORT(erts_poll_create_pollset)(void)
ps->internal_fd_limit = 0;
ps->fds_status = NULL;
ps->fds_status_len = 0;
- erts_smp_atomic_init(&ps->no_of_user_fds, 0);
+ erts_smp_atomic_init_nob(&ps->no_of_user_fds, 0);
#if ERTS_POLL_USE_KERNEL_POLL
ps->kp_fd = -1;
#if ERTS_POLL_USE_EPOLL
@@ -2260,14 +2260,14 @@ ERTS_POLL_EXPORT(erts_poll_create_pollset)(void)
ps->update_requests.next = NULL;
ps->update_requests.len = 0;
ps->curr_upd_req_block = &ps->update_requests;
- erts_smp_atomic32_init(&ps->have_update_requests, 0);
+ erts_smp_atomic32_init_nob(&ps->have_update_requests, 0);
#endif
#ifdef ERTS_SMP
- erts_atomic32_init(&ps->polled, 0);
+ erts_atomic32_init_nob(&ps->polled, 0);
erts_smp_mtx_init(&ps->mtx, "pollset");
#endif
#ifdef ERTS_SMP
- erts_atomic32_init(&ps->wakeup_state, (erts_aint32_t) 0);
+ erts_atomic32_init_nob(&ps->wakeup_state, (erts_aint32_t) 0);
#elif ERTS_POLL_ASYNC_INTERRUPT_SUPPORT
ps->wakeup_state = 0;
#endif
@@ -2291,11 +2291,11 @@ ERTS_POLL_EXPORT(erts_poll_create_pollset)(void)
ps->internal_fd_limit = kp_fd + 1;
ps->kp_fd = kp_fd;
#endif
- erts_smp_atomic32_init(&ps->timeout, ERTS_AINT32_T_MAX);
+ erts_smp_atomic32_init_nob(&ps->timeout, ERTS_AINT32_T_MAX);
#ifdef ERTS_POLL_COUNT_AVOIDED_WAKEUPS
- erts_smp_atomic_init(&ps->no_avoided_wakeups, 0);
- erts_smp_atomic_init(&ps->no_avoided_interrupts, 0);
- erts_smp_atomic_init(&ps->no_interrupt_timed, 0);
+ erts_smp_atomic_init_nob(&ps->no_avoided_wakeups, 0);
+ erts_smp_atomic_init_nob(&ps->no_avoided_interrupts, 0);
+ erts_smp_atomic_init_nob(&ps->no_interrupt_timed, 0);
#endif
#if ERTS_POLL_USE_UPDATE_REQUESTS_QUEUE
handle_update_requests(ps);
@@ -2303,7 +2303,7 @@ ERTS_POLL_EXPORT(erts_poll_create_pollset)(void)
#if ERTS_POLL_USE_FALLBACK
ps->fallback_used = 0;
#endif
- erts_smp_atomic_set(&ps->no_of_user_fds, 0); /* Don't count wakeup pipe and fallback fd */
+ erts_smp_atomic_set_nob(&ps->no_of_user_fds, 0); /* Don't count wakeup pipe and fallback fd */
erts_smp_spin_lock(&pollsets_lock);
ps->next = pollsets;
@@ -2449,7 +2449,7 @@ ERTS_POLL_EXPORT(erts_poll_info)(ErtsPollSet ps, ErtsPollInfo *pip)
pip->memory_size = size;
- pip->poll_set_size = (int) erts_smp_atomic_read(&ps->no_of_user_fds);
+ pip->poll_set_size = (int) erts_smp_atomic_read_nob(&ps->no_of_user_fds);
#ifdef ERTS_SMP
pip->poll_set_size++; /* Wakeup pipe */
#endif
@@ -2507,9 +2507,9 @@ ERTS_POLL_EXPORT(erts_poll_info)(ErtsPollSet ps, ErtsPollInfo *pip)
pip->max_fds = max_fds;
#ifdef ERTS_POLL_COUNT_AVOIDED_WAKEUPS
- pip->no_avoided_wakeups = erts_smp_atomic_read(&ps->no_avoided_wakeups);
- pip->no_avoided_interrupts = erts_smp_atomic_read(&ps->no_avoided_interrupts);
- pip->no_interrupt_timed = erts_smp_atomic_read(&ps->no_interrupt_timed);
+ pip->no_avoided_wakeups = erts_smp_atomic_read_nob(&ps->no_avoided_wakeups);
+ pip->no_avoided_interrupts = erts_smp_atomic_read_nob(&ps->no_avoided_interrupts);
+ pip->no_interrupt_timed = erts_smp_atomic_read_nob(&ps->no_interrupt_timed);
#endif
ERTS_POLLSET_UNLOCK(ps);
@@ -2529,7 +2529,7 @@ fatal_error(char *format, ...)
{
va_list ap;
- if (ERTS_IS_CRASH_DUMPING || ERTS_GOT_SIGUSR1) {
+ if (ERTS_SOMEONE_IS_CRASH_DUMPING || ERTS_GOT_SIGUSR1) {
/*
* Crash dump writing and reception of sigusr1 (which will
* result in a crash dump) closes all file descriptors. This
@@ -2549,7 +2549,7 @@ fatal_error(char *format, ...)
static void
fatal_error_async_signal_safe(char *error_str)
{
- if (ERTS_IS_CRASH_DUMPING || ERTS_GOT_SIGUSR1) {
+ if (ERTS_SOMEONE_IS_CRASH_DUMPING || ERTS_GOT_SIGUSR1) {
/* See comment above in fatal_error() */
return;
}
diff --git a/erts/emulator/sys/unix/sys.c b/erts/emulator/sys/unix/sys.c
index e5ee0df7fa..82d2c64d81 100644
--- a/erts/emulator/sys/unix/sys.c
+++ b/erts/emulator/sys/unix/sys.c
@@ -167,12 +167,12 @@ static int debug_log = 0;
#ifdef ERTS_SMP
erts_smp_atomic32_t erts_got_sigusr1;
#define ERTS_SET_GOT_SIGUSR1 \
- erts_smp_atomic32_set(&erts_got_sigusr1, 1)
+ erts_smp_atomic32_set_mb(&erts_got_sigusr1, 1)
#define ERTS_UNSET_GOT_SIGUSR1 \
- erts_smp_atomic32_set(&erts_got_sigusr1, 0)
+ erts_smp_atomic32_set_mb(&erts_got_sigusr1, 0)
static erts_smp_atomic32_t have_prepared_crash_dump;
#define ERTS_PREPARED_CRASH_DUMP \
- ((int) erts_smp_atomic32_xchg(&have_prepared_crash_dump, 1))
+ ((int) erts_smp_atomic32_xchg_nob(&have_prepared_crash_dump, 1))
#else
volatile int erts_got_sigusr1;
#define ERTS_SET_GOT_SIGUSR1 (erts_got_sigusr1 = 1)
@@ -242,9 +242,9 @@ static int max_files = -1;
#ifdef ERTS_SMP
erts_smp_atomic32_t erts_break_requested;
#define ERTS_SET_BREAK_REQUESTED \
- erts_smp_atomic32_set(&erts_break_requested, (erts_aint32_t) 1)
+ erts_smp_atomic32_set_nob(&erts_break_requested, (erts_aint32_t) 1)
#define ERTS_UNSET_BREAK_REQUESTED \
- erts_smp_atomic32_set(&erts_break_requested, (erts_aint32_t) 0)
+ erts_smp_atomic32_set_nob(&erts_break_requested, (erts_aint32_t) 0)
#else
volatile int erts_break_requested = 0;
#define ERTS_SET_BREAK_REQUESTED (erts_break_requested = 1)
@@ -364,7 +364,7 @@ Uint
erts_sys_misc_mem_sz(void)
{
Uint res = ERTS_CHK_IO_SZ();
- res += erts_smp_atomic_read(&sys_misc_mem_sz);
+ res += erts_smp_atomic_read_mb(&sys_misc_mem_sz);
return res;
}
@@ -509,9 +509,9 @@ erts_sys_pre_init(void)
#endif
}
#ifdef ERTS_SMP
- erts_smp_atomic32_init(&erts_break_requested, 0);
- erts_smp_atomic32_init(&erts_got_sigusr1, 0);
- erts_smp_atomic32_init(&have_prepared_crash_dump, 0);
+ erts_smp_atomic32_init_nob(&erts_break_requested, 0);
+ erts_smp_atomic32_init_nob(&erts_got_sigusr1, 0);
+ erts_smp_atomic32_init_nob(&have_prepared_crash_dump, 0);
#else
erts_break_requested = 0;
erts_got_sigusr1 = 0;
@@ -521,7 +521,7 @@ erts_sys_pre_init(void)
children_died = 0;
#endif
#endif /* USE_THREADS */
- erts_smp_atomic_init(&sys_misc_mem_sz, 0);
+ erts_smp_atomic_init_nob(&sys_misc_mem_sz, 0);
}
void
@@ -552,7 +552,7 @@ erl_sys_init(void)
+ sizeof(CHILD_SETUP_PROG_NAME)
+ 1);
child_setup_prog = erts_alloc(ERTS_ALC_T_CS_PROG_PATH, csp_path_sz);
- erts_smp_atomic_add(&sys_misc_mem_sz, csp_path_sz);
+ erts_smp_atomic_add_nob(&sys_misc_mem_sz, csp_path_sz);
sprintf(child_setup_prog,
"%s%c%s",
bindir,
@@ -1215,8 +1215,8 @@ static int spawn_init()
sys_sigset(SIGPIPE, SIG_IGN); /* Ignore - we'll handle the write failure */
driver_data = (struct driver_data *)
erts_alloc(ERTS_ALC_T_DRV_TAB, max_files * sizeof(struct driver_data));
- erts_smp_atomic_add(&sys_misc_mem_sz,
- max_files * sizeof(struct driver_data));
+ erts_smp_atomic_add_nob(&sys_misc_mem_sz,
+ max_files * sizeof(struct driver_data));
for (i = 0; i < max_files; i++)
driver_data[i].pid = -1;
@@ -1924,8 +1924,8 @@ static void clear_fd_data(int fd)
{
if (fd_data[fd].sz > 0) {
erts_free(ERTS_ALC_T_FD_ENTRY_BUF, (void *) fd_data[fd].buf);
- ASSERT(erts_smp_atomic_read(&sys_misc_mem_sz) >= fd_data[fd].sz);
- erts_smp_atomic_add(&sys_misc_mem_sz, -1*fd_data[fd].sz);
+ ASSERT(erts_smp_atomic_read_nob(&sys_misc_mem_sz) >= fd_data[fd].sz);
+ erts_smp_atomic_add_nob(&sys_misc_mem_sz, -1*fd_data[fd].sz);
}
fd_data[fd].buf = NULL;
fd_data[fd].sz = 0;
@@ -2260,7 +2260,7 @@ static void ready_input(ErlDrvData e, ErlDrvEvent ready_fd)
port_inp_failure(port_num, ready_fd, -1);
}
else {
- erts_smp_atomic_add(&sys_misc_mem_sz, h);
+ erts_smp_atomic_add_nob(&sys_misc_mem_sz, h);
sys_memcpy(buf, cpos, bytes_left);
fd_data[ready_fd].buf = buf;
fd_data[ready_fd].sz = h;
@@ -2464,7 +2464,7 @@ erts_sys_putenv(char *buffer, int sep_ix)
#else
Uint sz = strlen(buffer)+1;
env = erts_alloc(ERTS_ALC_T_PUTENV_STR, sz);
- erts_smp_atomic_add(&sys_misc_mem_sz, sz);
+ erts_smp_atomic_add_nob(&sys_misc_mem_sz, sz);
strcpy(env,buffer);
#endif
erts_smp_rwmtx_rwlock(&environ_rwmtx);
@@ -2503,8 +2503,8 @@ sys_init_io(void)
{
fd_data = (struct fd_data *)
erts_alloc(ERTS_ALC_T_FD_TAB, max_files * sizeof(struct fd_data));
- erts_smp_atomic_add(&sys_misc_mem_sz,
- max_files * sizeof(struct fd_data));
+ erts_smp_atomic_add_nob(&sys_misc_mem_sz,
+ max_files * sizeof(struct fd_data));
#ifdef USE_THREADS
#ifdef ERTS_SMP
diff --git a/erts/emulator/sys/win32/erl_poll.c b/erts/emulator/sys/win32/erl_poll.c
index 074e2e247f..735c420d8e 100644
--- a/erts/emulator/sys/win32/erl_poll.c
+++ b/erts/emulator/sys/win32/erl_poll.c
@@ -309,9 +309,9 @@ struct ErtsPollSet_ {
#ifdef ERTS_SMP
extern erts_smp_atomic32_t erts_break_requested;
#define ERTS_SET_BREAK_REQUESTED \
- erts_smp_atomic32_set(&erts_break_requested, (erts_aint32_t) 1)
+ erts_smp_atomic32_set_nob(&erts_break_requested, (erts_aint32_t) 1)
#define ERTS_UNSET_BREAK_REQUESTED \
- erts_smp_atomic32_set(&erts_break_requested, (erts_aint32_t) 0)
+ erts_smp_atomic32_set_nob(&erts_break_requested, (erts_aint32_t) 0)
#else
extern volatile int erts_break_requested;
#define ERTS_SET_BREAK_REQUESTED (erts_break_requested = 1)
@@ -371,19 +371,19 @@ do { \
static ERTS_INLINE int
is_io_ready(ErtsPollSet ps)
{
- return erts_atomic32_read(&ps->wakeup_state) == ERTS_POLL_WOKEN_IO_READY;
+ return erts_atomic32_read_nob(&ps->wakeup_state) == ERTS_POLL_WOKEN_IO_READY;
}
static ERTS_INLINE void
woke_up(ErtsPollSet ps)
{
- if (erts_atomic32_read(&ps->wakeup_state) == ERTS_POLL_NOT_WOKEN)
- erts_atomic32_cmpxchg(&ps->wakeup_state,
- ERTS_POLL_WOKEN_TIMEDOUT,
- ERTS_POLL_NOT_WOKEN);
+ if (erts_atomic32_read_nob(&ps->wakeup_state) == ERTS_POLL_NOT_WOKEN)
+ erts_atomic32_cmpxchg_nob(&ps->wakeup_state,
+ ERTS_POLL_WOKEN_TIMEDOUT,
+ ERTS_POLL_NOT_WOKEN);
#ifdef DEBUG
{
- erts_aint32_t wakeup_state = erts_atomic32_read(&ps->wakeup_state);
+ erts_aint32_t wakeup_state = erts_atomic32_read_nob(&ps->wakeup_state);
switch (wakeup_state) {
case ERTS_POLL_WOKEN_IO_READY:
case ERTS_POLL_WOKEN_INTR:
@@ -401,7 +401,7 @@ static ERTS_INLINE int
wakeup_cause(ErtsPollSet ps)
{
int res;
- erts_aint32_t wakeup_state = erts_atomic32_read(&ps->wakeup_state);
+ erts_aint32_t wakeup_state = erts_atomic32_read_nob(&ps->wakeup_state);
switch (wakeup_state) {
case ERTS_POLL_WOKEN_IO_READY:
res = 0;
@@ -439,7 +439,7 @@ poll_wait_timeout(ErtsPollSet ps, SysTimeval *tvp)
* by ResetEvent().
*/
ERTS_THR_MEMORY_BARRIER;
- if (erts_atomic32_read(&ps->wakeup_state) != ERTS_POLL_NOT_WOKEN)
+ if (erts_atomic32_read_nob(&ps->wakeup_state) != ERTS_POLL_NOT_WOKEN)
return (DWORD) 0;
if (timeout > ERTS_AINT32_T_MAX) /* Also prevents DWORD overflow */
@@ -455,17 +455,17 @@ wake_poller(ErtsPollSet ps, int io_ready)
erts_aint32_t wakeup_state;
if (io_ready) {
/* We may set the event multiple times. This is, however, harmless. */
- wakeup_state = erts_atomic32_read(&ps->wakeup_state);
+ wakeup_state = erts_atomic32_read_nob(&ps->wakeup_state);
erts_atomic32_set_relb(&ps->wakeup_state, ERTS_POLL_WOKEN_IO_READY);
}
else {
ERTS_THR_MEMORY_BARRIER;
- wakeup_state = erts_atomic32_read(&ps->wakeup_state);
+ wakeup_state = erts_atomic32_read_nob(&ps->wakeup_state);
while (wakeup_state != ERTS_POLL_WOKEN_IO_READY
&& wakeup_state != ERTS_POLL_WOKEN_INTR) {
- erts_aint32_t act = erts_atomic32_cmpxchg(&ps->wakeup_state,
- ERTS_POLL_WOKEN_INTR,
- wakeup_state);
+ erts_aint32_t act = erts_atomic32_cmpxchg_nob(&ps->wakeup_state,
+ ERTS_POLL_WOKEN_INTR,
+ wakeup_state);
if (act == wakeup_state) {
wakeup_state = act;
break;
@@ -488,13 +488,13 @@ wake_poller(ErtsPollSet ps, int io_ready)
static ERTS_INLINE void
reset_io_ready(ErtsPollSet ps)
{
- erts_atomic32_set(&ps->wakeup_state, ERTS_POLL_NOT_WOKEN);
+ erts_atomic32_set_nob(&ps->wakeup_state, ERTS_POLL_NOT_WOKEN);
}
static ERTS_INLINE void
restore_io_ready(ErtsPollSet ps)
{
- erts_atomic32_set(&ps->wakeup_state, ERTS_POLL_WOKEN_IO_READY);
+ erts_atomic32_set_nob(&ps->wakeup_state, ERTS_POLL_WOKEN_IO_READY);
}
/*
@@ -511,12 +511,12 @@ static ERTS_INLINE void
reset_interrupt(ErtsPollSet ps)
{
/* We need to keep io-ready if set */
- erts_aint32_t wakeup_state = erts_atomic32_read(&ps->wakeup_state);
+ erts_aint32_t wakeup_state = erts_atomic32_read_nob(&ps->wakeup_state);
while (wakeup_state != ERTS_POLL_WOKEN_IO_READY
&& wakeup_state != ERTS_POLL_NOT_WOKEN) {
- erts_aint32_t act = erts_atomic32_cmpxchg(&ps->wakeup_state,
- ERTS_POLL_NOT_WOKEN,
- wakeup_state);
+ erts_aint32_t act = erts_atomic32_cmpxchg_nob(&ps->wakeup_state,
+ ERTS_POLL_NOT_WOKEN,
+ wakeup_state);
if (wakeup_state == act)
break;
wakeup_state = act;
@@ -692,7 +692,7 @@ static void *break_waiter(void *param)
case WAIT_OBJECT_0:
ResetEvent(harr[0]);
erts_mtx_lock(&break_waiter_lock);
- erts_atomic32_set(&break_waiter_state,BREAK_WAITER_GOT_BREAK);
+ erts_atomic32_set_nob(&break_waiter_state,BREAK_WAITER_GOT_BREAK);
ERTS_THR_MEMORY_BARRIER;
SetEvent(break_happened_event);
erts_mtx_unlock(&break_waiter_lock);
@@ -700,7 +700,7 @@ static void *break_waiter(void *param)
case (WAIT_OBJECT_0+1):
ResetEvent(harr[1]);
erts_mtx_lock(&break_waiter_lock);
- erts_atomic32_set(&break_waiter_state,BREAK_WAITER_GOT_HALT);
+ erts_atomic32_set_nob(&break_waiter_state,BREAK_WAITER_GOT_HALT);
ERTS_THR_MEMORY_BARRIER;
SetEvent(break_happened_event);
erts_mtx_unlock(&break_waiter_lock);
@@ -1153,7 +1153,7 @@ int erts_poll_wait(ErtsPollSet ps,
/*HARDDEBUGF(("timeout = %ld",(long) timeout));*/
- if (timeout > 0 && !erts_atomic32_read(&break_waiter_state)) {
+ if (timeout > 0 && !erts_atomic32_read_nob(&break_waiter_state)) {
HANDLE harr[2] = {ps->event_io_ready, break_happened_event};
int num_h = 2;
@@ -1166,10 +1166,10 @@ int erts_poll_wait(ErtsPollSet ps,
}
ERTS_UNSET_BREAK_REQUESTED;
- if(erts_atomic32_read(&break_waiter_state)) {
+ if(erts_atomic32_read_nob(&break_waiter_state)) {
erts_mtx_lock(&break_waiter_lock);
- break_state = erts_atomic32_read(&break_waiter_state);
- erts_atomic32_set(&break_waiter_state,0);
+ break_state = erts_atomic32_read_nob(&break_waiter_state);
+ erts_atomic32_set_nob(&break_waiter_state,0);
ResetEvent(break_happened_event);
erts_mtx_unlock(&break_waiter_lock);
switch (break_state) {
@@ -1236,7 +1236,7 @@ int erts_poll_wait(ErtsPollSet ps,
erts_mtx_unlock(&w->mtx);
}
done:
- erts_smp_atomic32_set(&ps->timeout, ERTS_AINT32_T_MAX);
+ erts_smp_atomic32_set_nob(&ps->timeout, ERTS_AINT32_T_MAX);
*len = num;
ERTS_POLLSET_UNLOCK(ps);
HARDTRACEF(("Out erts_poll_wait"));
@@ -1316,11 +1316,11 @@ ErtsPollSet erts_poll_create_pollset(void)
ps->standby_wait_event = CreateManualEvent(FALSE);
ps->restore_events = 0;
- erts_atomic32_init(&ps->wakeup_state, ERTS_POLL_NOT_WOKEN);
+ erts_atomic32_init_nob(&ps->wakeup_state, ERTS_POLL_NOT_WOKEN);
#ifdef ERTS_SMP
erts_smp_mtx_init(&ps->mtx, "pollset");
#endif
- erts_smp_atomic32_init(&ps->timeout, ERTS_AINT32_T_MAX);
+ erts_smp_atomic32_init_nob(&ps->timeout, ERTS_AINT32_T_MAX);
HARDTRACEF(("Out erts_poll_create_pollset"));
return ps;
@@ -1372,7 +1372,7 @@ void erts_poll_init(void)
erts_mtx_init(&break_waiter_lock,"break_waiter_lock");
break_happened_event = CreateManualEvent(FALSE);
- erts_atomic32_init(&break_waiter_state, 0);
+ erts_atomic32_init_nob(&break_waiter_state, 0);
erts_thr_create(&thread, &break_waiter, NULL, NULL);
ERTS_UNSET_BREAK_REQUESTED;
diff --git a/erts/emulator/sys/win32/sys.c b/erts/emulator/sys/win32/sys.c
index 76db355a9c..94c39dc2c5 100644
--- a/erts/emulator/sys/win32/sys.c
+++ b/erts/emulator/sys/win32/sys.c
@@ -198,7 +198,7 @@ Uint
erts_sys_misc_mem_sz(void)
{
Uint res = (Uint) erts_check_io_size();
- res += (Uint) erts_smp_atomic_read(&sys_misc_mem_sz);
+ res += (Uint) erts_smp_atomic_read_mb(&sys_misc_mem_sz);
return res;
}
@@ -648,7 +648,7 @@ new_driver_data(int port_num, int packet_bytes, int wait_objs_required, int use_
erts_smp_mtx_unlock(&sys_driver_data_lock);
return NULL;
}
- erts_smp_atomic_add(&sys_misc_mem_sz, dp->inBufSize);
+ erts_smp_atomic_add_nob(&sys_misc_mem_sz, dp->inBufSize);
dp->outBufSize = 0;
dp->outbuf = NULL;
dp->port_num = port_num;
@@ -733,8 +733,8 @@ release_driver_data(DriverData* dp)
#endif
if (dp->inbuf != NULL) {
- ASSERT(erts_smp_atomic_read(&sys_misc_mem_sz) >= dp->inBufSize);
- erts_smp_atomic_add(&sys_misc_mem_sz, -1*dp->inBufSize);
+ ASSERT(erts_smp_atomic_read_nob(&sys_misc_mem_sz) >= dp->inBufSize);
+ erts_smp_atomic_add_nob(&sys_misc_mem_sz, -1*dp->inBufSize);
DRV_BUF_FREE(dp->inbuf);
dp->inBufSize = 0;
dp->inbuf = NULL;
@@ -742,8 +742,8 @@ release_driver_data(DriverData* dp)
ASSERT(dp->inBufSize == 0);
if (dp->outbuf != NULL) {
- ASSERT(erts_smp_atomic_read(&sys_misc_mem_sz) >= dp->outBufSize);
- erts_smp_atomic_add(&sys_misc_mem_sz, -1*dp->outBufSize);
+ ASSERT(erts_smp_atomic_read_nob(&sys_misc_mem_sz) >= dp->outBufSize);
+ erts_smp_atomic_add_nob(&sys_misc_mem_sz, -1*dp->outBufSize);
DRV_BUF_FREE(dp->outbuf);
dp->outBufSize = 0;
dp->outbuf = NULL;
@@ -1162,7 +1162,8 @@ spawn_init(void)
#endif
driver_data = (struct driver_data *)
erts_alloc(ERTS_ALC_T_DRV_TAB, max_files * sizeof(struct driver_data));
- erts_smp_atomic_add(&sys_misc_mem_sz, max_files*sizeof(struct driver_data));
+ erts_smp_atomic_add_nob(&sys_misc_mem_sz,
+ max_files*sizeof(struct driver_data));
for (i = 0; i < max_files; i++)
driver_data[i].port_num = PORT_FREE;
@@ -1698,7 +1699,7 @@ create_child_process
static int create_pipe(HANDLE *phRead, HANDLE *phWrite, BOOL inheritRead, BOOL overlapped_io)
{
SECURITY_ATTRIBUTES sa = {sizeof(SECURITY_ATTRIBUTES), NULL, TRUE};
- char pipe_name[128]; /* Name of pipe. */
+ char pipe_name[256]; /* Name of pipe. */
Uint calls;
/*
@@ -1735,9 +1736,9 @@ static int create_pipe(HANDLE *phRead, HANDLE *phWrite, BOOL inheritRead, BOOL o
* Otherwise, create named pipes.
*/
- calls = (Uint) erts_smp_atomic_inctest(&pipe_creation_counter);
- sprintf(pipe_name, "\\\\.\\pipe\\erlang44_%d_%d",
- getpid(), calls);
+ calls = (UWord) erts_smp_atomic_inc_read_nob(&pipe_creation_counter);
+ erts_snprintf(pipe_name, sizeof(pipe_name),
+ "\\\\.\\pipe\\erlang44_%d_%bpu", getpid(), calls);
DEBUGF(("Creating pipe %s\n", pipe_name));
sa.bInheritHandle = inheritRead;
@@ -2529,7 +2530,7 @@ output(ErlDrvData drv_data, char* buf, int len)
}
dp->outBufSize = pb+len;
- erts_smp_atomic_add(&sys_misc_mem_sz, dp->outBufSize);
+ erts_smp_atomic_add_nob(&sys_misc_mem_sz, dp->outBufSize);
/*
* Store header bytes (if any).
@@ -2558,8 +2559,8 @@ output(ErlDrvData drv_data, char* buf, int len)
} else {
dp->out.ov.Offset += pb+len; /* For vanilla driver. */
/* XXX OffsetHigh should be changed too. */
- ASSERT(erts_smp_atomic_read(&sys_misc_mem_sz) >= dp->outBufSize);
- erts_smp_atomic_add(&sys_misc_mem_sz, -1*dp->outBufSize);
+ ASSERT(erts_smp_atomic_read_nob(&sys_misc_mem_sz) >= dp->outBufSize);
+ erts_smp_atomic_add_nob(&sys_misc_mem_sz, -1*dp->outBufSize);
DRV_BUF_FREE(dp->outbuf);
dp->outBufSize = 0;
dp->outbuf = NULL;
@@ -2673,9 +2674,9 @@ ready_input(ErlDrvData drv_data, ErlDrvEvent ready_event)
error = ERROR_NOT_ENOUGH_MEMORY;
break; /* Break out of loop into error handler. */
}
- ASSERT(erts_smp_atomic_read(&sys_misc_mem_sz) >= dp->inBufSize);
- erts_smp_atomic_add(&sys_misc_mem_sz,
- dp->totalNeeded - dp->inBufSize);
+ ASSERT(erts_smp_atomic_read_nob(&sys_misc_mem_sz) >= dp->inBufSize);
+ erts_smp_atomic_add_nob(&sys_misc_mem_sz,
+ dp->totalNeeded - dp->inBufSize);
dp->inBufSize = dp->totalNeeded;
dp->inbuf = new_buf;
}
@@ -2775,8 +2776,8 @@ ready_output(ErlDrvData drv_data, ErlDrvEvent ready_event)
write... */
return;
}
- ASSERT(erts_smp_atomic_read(&sys_misc_mem_sz) >= dp->outBufSize);
- erts_smp_atomic_add(&sys_misc_mem_sz, -1*dp->outBufSize);
+ ASSERT(erts_smp_atomic_read_nob(&sys_misc_mem_sz) >= dp->outBufSize);
+ erts_smp_atomic_add_nob(&sys_misc_mem_sz, -1*dp->outBufSize);
DRV_BUF_FREE(dp->outbuf);
dp->outBufSize = 0;
dp->outbuf = NULL;
@@ -2926,8 +2927,8 @@ Preload* sys_preloaded(void)
(num_preloaded+1)*sizeof(Preload));
res_name = erts_alloc(ERTS_ALC_T_PRELOADED,
(num_preloaded+1)*sizeof(unsigned));
- erts_smp_atomic_add(&sys_misc_mem_sz,
- (num_preloaded+1)*sizeof(Preload)
+ erts_smp_atomic_add_nob(&sys_misc_mem_sz,
+ (num_preloaded+1)*sizeof(Preload)
+ (num_preloaded+1)*sizeof(unsigned));
for (i = 0; i < num_preloaded; i++) {
int n;
@@ -2939,7 +2940,7 @@ Preload* sys_preloaded(void)
n = GETWORD(data);
data += 2;
preloaded[i].name = erts_alloc(ERTS_ALC_T_PRELOADED, n+1);
- erts_smp_atomic_add(&sys_misc_mem_sz, n+1);
+ erts_smp_atomic_add_nob(&sys_misc_mem_sz, n+1);
sys_memcpy(preloaded[i].name, data, n);
preloaded[i].name[n] = '\0';
data += n;
@@ -3281,7 +3282,7 @@ erts_sys_pre_init(void)
#endif
}
#endif
- erts_smp_atomic_init(&sys_misc_mem_sz, 0);
+ erts_smp_atomic_init_nob(&sys_misc_mem_sz, 0);
erts_sys_env_init();
}
@@ -3309,7 +3310,7 @@ void erl_sys_init(void)
erts_smp_tsd_key_create(&win32_errstr_key);
InitializeCriticalSection(&htbc_lock);
#endif
- erts_smp_atomic_init(&pipe_creation_counter,0);
+ erts_smp_atomic_init_nob(&pipe_creation_counter,0);
/*
* Test if we have named pipes or not.
*/
diff --git a/erts/emulator/sys/win32/sys_interrupt.c b/erts/emulator/sys/win32/sys_interrupt.c
index 943c338794..1d73edd30b 100644
--- a/erts/emulator/sys/win32/sys_interrupt.c
+++ b/erts/emulator/sys/win32/sys_interrupt.c
@@ -33,9 +33,9 @@
#ifdef ERTS_SMP
erts_smp_atomic32_t erts_break_requested;
#define ERTS_SET_BREAK_REQUESTED \
- erts_smp_atomic32_set(&erts_break_requested, (erts_aint32_t) 1)
+ erts_smp_atomic32_set_nob(&erts_break_requested, (erts_aint32_t) 1)
#define ERTS_UNSET_BREAK_REQUESTED \
- erts_smp_atomic32_set(&erts_break_requested, (erts_aint32_t) 0)
+ erts_smp_atomic32_set_nob(&erts_break_requested, (erts_aint32_t) 0)
#else
volatile int erts_break_requested = 0;
#define ERTS_SET_BREAK_REQUESTED (erts_break_requested = 1)