diff options
Diffstat (limited to 'erts')
-rw-r--r-- | erts/emulator/beam/erl_process.c | 3 | ||||
-rw-r--r-- | erts/emulator/beam/erl_smp.h | 18 | ||||
-rw-r--r-- | erts/emulator/beam/erl_thr_queue.c | 161 | ||||
-rw-r--r-- | erts/emulator/beam/erl_thr_queue.h | 13 | ||||
-rw-r--r-- | erts/emulator/beam/erl_threads.h | 82 | ||||
-rw-r--r-- | erts/emulator/drivers/common/inet_drv.c | 4 | ||||
-rw-r--r-- | erts/emulator/test/efile_SUITE.erl | 20 | ||||
-rw-r--r-- | erts/preloaded/ebin/prim_file.beam | bin | 44132 -> 44228 bytes | |||
-rw-r--r-- | erts/preloaded/src/prim_file.erl | 9 |
9 files changed, 220 insertions, 90 deletions
diff --git a/erts/emulator/beam/erl_process.c b/erts/emulator/beam/erl_process.c index 96af19fb83..00247b387a 100644 --- a/erts/emulator/beam/erl_process.c +++ b/erts/emulator/beam/erl_process.c @@ -4311,8 +4311,7 @@ erts_sched_set_wakeup_other_type(char *str) wakeup_other.type = type; return 0; #else - if (sys_strcmp(str, "proposal") == 0 || sys_strcmp(str, "default") == 0 || - sys_strcmp(str, "legacy") == 0) { + if (sys_strcmp(str, "default") == 0 || sys_strcmp(str, "legacy") == 0) { return 0; } return EINVAL; diff --git a/erts/emulator/beam/erl_smp.h b/erts/emulator/beam/erl_smp.h index 34c90c0bda..0dd9e29e8e 100644 --- a/erts/emulator/beam/erl_smp.h +++ b/erts/emulator/beam/erl_smp.h @@ -259,6 +259,9 @@ ERTS_GLB_INLINE void erts_smp_thr_sigwait(const sigset_t *set, int *sig); #define erts_smp_dw_atomic_read_wb erts_dw_atomic_read_wb #define erts_smp_dw_atomic_cmpxchg_wb erts_dw_atomic_cmpxchg_wb +#define erts_smp_dw_atomic_set_dirty erts_dw_atomic_set_dirty +#define erts_smp_dw_atomic_read_dirty erts_dw_atomic_read_dirty + /* Word size atomics */ #define erts_smp_atomic_init_nob erts_atomic_init_nob @@ -366,6 +369,9 @@ ERTS_GLB_INLINE void erts_smp_thr_sigwait(const sigset_t *set, int *sig); #define erts_smp_atomic_cmpxchg_wb erts_atomic_cmpxchg_wb #define erts_smp_atomic_read_bset_wb erts_atomic_read_bset_wb +#define erts_smp_atomic_set_dirty erts_atomic_set_dirty +#define erts_smp_atomic_read_dirty erts_atomic_read_dirty + /* 32-bit atomics */ #define erts_smp_atomic32_init_nob erts_atomic32_init_nob @@ -473,6 +479,9 @@ ERTS_GLB_INLINE void erts_smp_thr_sigwait(const sigset_t *set, int *sig); #define erts_smp_atomic32_cmpxchg_wb erts_atomic32_cmpxchg_wb #define erts_smp_atomic32_read_bset_wb erts_atomic32_read_bset_wb +#define erts_smp_atomic32_set_dirty erts_atomic32_set_dirty +#define erts_smp_atomic32_read_dirty erts_atomic32_read_dirty + #else /* !ERTS_SMP */ /* Double word size atomics */ @@ -512,6 +521,9 @@ ERTS_GLB_INLINE void erts_smp_thr_sigwait(const sigset_t *set, int *sig); #define erts_smp_dw_atomic_read_wb erts_no_dw_atomic_read #define erts_smp_dw_atomic_cmpxchg_wb erts_no_dw_atomic_cmpxchg +#define erts_smp_dw_atomic_set_dirty erts_no_dw_atomic_set +#define erts_smp_dw_atomic_read_dirty erts_no_dw_atomic_read + /* Word size atomics */ #define erts_smp_atomic_init_nob erts_no_atomic_set @@ -619,6 +631,9 @@ ERTS_GLB_INLINE void erts_smp_thr_sigwait(const sigset_t *set, int *sig); #define erts_smp_atomic_cmpxchg_wb erts_no_atomic_cmpxchg #define erts_smp_atomic_read_bset_wb erts_no_atomic_read_bset +#define erts_smp_atomic_set_dirty erts_no_atomic_set +#define erts_smp_atomic_read_dirty erts_no_atomic_read + /* 32-bit atomics */ #define erts_smp_atomic32_init_nob erts_no_atomic32_set @@ -726,6 +741,9 @@ ERTS_GLB_INLINE void erts_smp_thr_sigwait(const sigset_t *set, int *sig); #define erts_smp_atomic32_cmpxchg_wb erts_no_atomic32_cmpxchg #define erts_smp_atomic32_read_bset_wb erts_no_atomic32_read_bset +#define erts_smp_atomic32_set_dirty erts_no_atomic32_set +#define erts_smp_atomic32_read_dirty erts_no_atomic32_read + #endif /* !ERTS_SMP */ #if ERTS_GLB_INLINE_INCL_FUNC_DEF diff --git a/erts/emulator/beam/erl_thr_queue.c b/erts/emulator/beam/erl_thr_queue.c index f07964a265..ee2ff765e0 100644 --- a/erts/emulator/beam/erl_thr_queue.c +++ b/erts/emulator/beam/erl_thr_queue.c @@ -113,6 +113,11 @@ sl_element_free(ErtsThrQElement_t *p) #endif +#define ErtsThrQDirtyReadEl(A) \ + ((ErtsThrQElement_t *) erts_atomic_read_dirty((A))) +#define ErtsThrQDirtySetEl(A, V) \ + erts_atomic_set_dirty((A), (erts_aint_t) (V)) + typedef union { ErtsThrQ_t q; char align__[ERTS_ALC_CACHE_LINE_ALIGN_SIZE(sizeof(ErtsThrQ_t))]; @@ -137,7 +142,7 @@ erts_thr_q_initialize(ErtsThrQ_t *q, ErtsThrQInit_t *qi) q->last = NULL; q->q.blk = NULL; #else - erts_atomic_init_nob(&q->tail.data.marker.next.atmc, ERTS_AINT_NULL); + erts_atomic_init_nob(&q->tail.data.marker.next, ERTS_AINT_NULL); q->tail.data.marker.data.ptr = NULL; erts_atomic_init_nob(&q->tail.data.last, (erts_aint_t) &q->tail.data.marker); @@ -150,7 +155,7 @@ erts_thr_q_initialize(ErtsThrQ_t *q, ErtsThrQInit_t *qi) if (!q->tail.data.notify) q->tail.data.notify = noop_callback; - q->head.head.ptr = &q->tail.data.marker; + erts_atomic_init_nob(&q->head.head, (erts_aint_t) &q->tail.data.marker); q->head.live = qi->live.objects; q->head.first = &q->tail.data.marker; q->head.unref_end = &q->tail.data.marker; @@ -296,17 +301,17 @@ element_free(ErtsThrQ_t *q, ErtsThrQElement_t *el) #ifdef USE_THREADS static ERTS_INLINE ErtsThrQElement_t * -enqueue_managed(ErtsThrQ_t *q, ErtsThrQElement_t *this, int want_last) +enqueue_managed(ErtsThrQ_t *q, ErtsThrQElement_t *this) { erts_aint_t ilast, itmp; - erts_atomic_init_nob(&this->next.atmc, ERTS_AINT_NULL); + erts_atomic_init_nob(&this->next, ERTS_AINT_NULL); /* Enqueue at end of list... */ ilast = erts_atomic_read_nob(&q->tail.data.last); while (1) { ErtsThrQElement_t *last = (ErtsThrQElement_t *) ilast; - itmp = erts_atomic_cmpxchg_mb(&last->next.atmc, + itmp = erts_atomic_cmpxchg_mb(&last->next, (erts_aint_t) this, ERTS_AINT_NULL); if (itmp == ERTS_AINT_NULL) @@ -316,31 +321,57 @@ enqueue_managed(ErtsThrQ_t *q, ErtsThrQElement_t *this, int want_last) /* Move last pointer forward... */ while (1) { - if (want_last) { - if (erts_atomic_read_rb(&this->next.atmc) != ERTS_AINT_NULL) { - /* Someone else will move it forward */ - ilast = erts_atomic_read_rb(&q->tail.data.last); - return (ErtsThrQElement_t *) ilast; - } - } - else { - if (erts_atomic_read_nob(&this->next.atmc) != ERTS_AINT_NULL) { - /* Someone else will move it forward */ - return NULL; - } + if (erts_atomic_read_rb(&this->next) != ERTS_AINT_NULL) { + /* Someone else will move it forward */ + ilast = erts_atomic_read_rb(&q->tail.data.last); + return (ErtsThrQElement_t *) ilast; } itmp = erts_atomic_cmpxchg_mb(&q->tail.data.last, (erts_aint_t) this, ilast); if (ilast == itmp) - return want_last ? this : NULL; + return this; ilast = itmp; } } +static ERTS_INLINE ErtsThrQElement_t * +enqueue_marker(ErtsThrQ_t *q, ErtsThrQElement_t **headp) +{ + int maybe_notify; + erts_aint_t inext; + ErtsThrQElement_t *last, *head; + + if (headp) + head = *headp; + else + head = ErtsThrQDirtyReadEl(&q->head.head); + + ASSERT(!q->head.used_marker); + q->head.used_marker = 1; + last = enqueue_managed(q, &q->tail.data.marker); + maybe_notify = &q->tail.data.marker == last; + inext = erts_atomic_read_acqb(&head->next); + if (inext == (erts_aint_t) &q->tail.data.marker) { + ErtsThrQDirtySetEl(&q->head.head, &q->tail.data.marker); + if (headp) + *headp = &q->tail.data.marker; + } + else if (maybe_notify) { + /* + * We need to notify; otherwise, we might loose a notification + * for a concurrently inserted element. + */ + q->head.notify(q->head.arg); + } + return last; +} + + static ErtsThrQCleanState_t clean(ErtsThrQ_t *q, int max_ops, int do_notify) { + ErtsThrQElement_t *head; erts_aint_t ilast; int um_refc_ix; int ops; @@ -349,7 +380,8 @@ clean(ErtsThrQ_t *q, int max_ops, int do_notify) ErtsThrQElement_t *tmp; restart: ASSERT(q->head.first); - if (q->head.first == q->head.head.ptr) { + head = ErtsThrQDirtyReadEl(&q->head.head); + if (q->head.first == head) { q->head.clean_reached_head_count++; if (q->head.clean_reached_head_count >= ERTS_THR_Q_MAX_CLEAN_REACHED_HEAD_COUNT) { @@ -362,19 +394,20 @@ clean(ErtsThrQ_t *q, int max_ops, int do_notify) break; if (q->head.first == &q->tail.data.marker) { q->head.used_marker = 0; - q->head.first = q->head.first->next.ptr; + q->head.first = ErtsThrQDirtyReadEl(&q->head.first->next); goto restart; } tmp = q->head.first; - q->head.first = q->head.first->next.ptr; + q->head.first = ErtsThrQDirtyReadEl(&q->head.first->next); if (q->head.deq_fini.automatic) element_free(q, tmp); else { tmp->data.ptr = (void *) (UWord) q->head.live; if (!q->head.deq_fini.start) q->head.deq_fini.start = tmp; - else if (q->head.deq_fini.end->next.ptr == &q->tail.data.marker) - q->head.deq_fini.end->next.ptr = tmp; + else if (ErtsThrQDirtyReadEl(&q->head.deq_fini.end->next) + == &q->tail.data.marker) + ErtsThrQDirtySetEl(&q->head.deq_fini.end->next, tmp); q->head.deq_fini.end = tmp; } } @@ -401,21 +434,8 @@ clean(ErtsThrQ_t *q, int max_ops, int do_notify) q->head.unref_end = q->head.next.unref_end; if (!q->head.used_marker - && q->head.unref_end == (ErtsThrQElement_t *) ilast) { - q->head.used_marker = 1; - ilast = (erts_aint_t) enqueue_managed(q, - &q->tail.data.marker, - 1); - if (q->head.head.ptr == q->head.unref_end) { - ErtsThrQElement_t *next; - next = ((ErtsThrQElement_t *) - erts_atomic_read_acqb(&q->head.head.ptr->next.atmc)); - if (next == &q->tail.data.marker) { - q->head.head.ptr->next.ptr = &q->tail.data.marker; - q->head.head.ptr = &q->tail.data.marker; - } - } - } + && q->head.unref_end == (ErtsThrQElement_t *) ilast) + ilast = (erts_aint_t) enqueue_marker(q, NULL); if (q->head.unref_end == (ErtsThrQElement_t *) ilast) ERTS_SMP_MEMORY_BARRIER; @@ -436,20 +456,16 @@ clean(ErtsThrQ_t *q, int max_ops, int do_notify) } #endif - if (q->head.first == q->head.head.ptr) { + head = ErtsThrQDirtyReadEl(&q->head.head); + if (q->head.first == head) { inspect_head: if (!q->head.used_marker) { erts_aint_t inext; - inext = erts_atomic_read_acqb(&q->head.head.ptr->next.atmc); + inext = erts_atomic_read_acqb(&head->next); if (inext == ERTS_AINT_NULL) { - q->head.used_marker = 1; - (void) enqueue_managed(q, &q->tail.data.marker, 0); - inext = erts_atomic_read_acqb(&q->head.head.ptr->next.atmc); - if (inext == (erts_aint_t) &q->tail.data.marker) { - q->head.head.ptr->next.ptr = &q->tail.data.marker; - q->head.head.ptr = &q->tail.data.marker; + enqueue_marker(q, &head); + if (head == &q->tail.data.marker) goto check_thr_progress; - } } } @@ -506,26 +522,27 @@ erts_thr_q_inspect(ErtsThrQ_t *q, int ensure_empty) #ifndef USE_THREADS return ERTS_THR_Q_CLEAN; #else + ErtsThrQElement_t *head = ErtsThrQDirtyReadEl(&q->head.head); if (ensure_empty) { erts_aint_t inext; - inext = erts_atomic_read_acqb(&q->head.head.ptr->next.atmc); + inext = erts_atomic_read_acqb(&head->next); if (inext != ERTS_AINT_NULL) { if (&q->tail.data.marker != (ErtsThrQElement_t *) inext) return ERTS_THR_Q_DIRTY; else { - q->head.head.ptr->next.ptr = (ErtsThrQElement_t *) inext; - q->head.head.ptr = (ErtsThrQElement_t *) inext; - inext = erts_atomic_read_acqb(&q->head.head.ptr->next.atmc); + head = (ErtsThrQElement_t *) inext; + ErtsThrQDirtySetEl(&q->head.head, head); + inext = erts_atomic_read_acqb(&head->next); if (inext != ERTS_AINT_NULL) return ERTS_THR_Q_DIRTY; } } } - if (q->head.first == q->head.head.ptr) { + if (q->head.first == head) { if (!q->head.used_marker) { erts_aint_t inext; - inext = erts_atomic_read_acqb(&q->head.head.ptr->next.atmc); + inext = erts_atomic_read_acqb(&head->next); if (inext == ERTS_AINT_NULL) return ERTS_THR_Q_DIRTY; } @@ -553,11 +570,11 @@ enqueue(ErtsThrQ_t *q, void *data, ErtsThrQElement_t *this) #ifndef USE_THREADS ASSERT(data); - this->next.ptr = NULL; + this->next = NULL; this->data.ptr = data; if (q->last) - q->last->next.ptr = this; + q->last->next = this; else { q->first = q->last = this; q->init.notify(q->init.arg); @@ -595,7 +612,7 @@ enqueue(ErtsThrQ_t *q, void *data, ErtsThrQElement_t *this) } } - notify = this == enqueue_managed(q, this, 1); + notify = this == enqueue_managed(q, this); #ifdef ERTS_SMP @@ -638,17 +655,17 @@ erts_thr_q_get_finalize_dequeue_data(ErtsThrQ_t *q, ErtsThrQFinDeQ_t *fdp) ErtsThrQElement_t *e = q->head.deq_fini.start; ErtsThrQElement_t *end = q->head.deq_fini.end; while (e != end) { - ASSERT(q->head.head.ptr != e); + ASSERT(ErtsThrQDirtyReadEl(&q->head.head) != e); ASSERT(q->head.first != e); ASSERT(q->head.unref_end != e); - e = e->next.ptr; + e = ErtsThrQDirtyReadEl(&e->next); } } #endif fdp->start = q->head.deq_fini.start; fdp->end = q->head.deq_fini.end; if (fdp->end) - fdp->end->next.ptr = NULL; + ErtsThrQDirtySetEl(&fdp->end->next, NULL); q->head.deq_fini.start = NULL; q->head.deq_fini.end = NULL; return fdp->start != NULL; @@ -662,7 +679,7 @@ erts_thr_q_append_finalize_dequeue_data(ErtsThrQFinDeQ_t *fdp0, #ifdef USE_THREADS if (fdp1->start) { if (fdp0->end) - fdp0->end->next.ptr = fdp1->start; + ErtsThrQDirtySetEl(&fdp0->end->next, fdp1->start); else fdp0->start = fdp1->start; fdp0->end = fdp1->end; @@ -683,7 +700,7 @@ int erts_thr_q_finalize_dequeue(ErtsThrQFinDeQ_t *state) if (!start) break; tmp = start; - start = start->next.ptr; + start = ErtsThrQDirtyReadEl(&start->next); live = (ErtsThrQLive_t) (UWord) tmp->data.ptr; element_live_free(live, tmp); } @@ -724,7 +741,7 @@ erts_thr_q_dequeue(ErtsThrQ_t *q) return NULL; tmp = q->first; res = tmp->data.ptr; - q->first = tmp->next.ptr; + q->first = tmp->next; if (!q->first) q->last = NULL; @@ -732,24 +749,26 @@ erts_thr_q_dequeue(ErtsThrQ_t *q) return res; #else + ErtsThrQElement_t *head; erts_aint_t inext; void *res; - inext = erts_atomic_read_acqb(&q->head.head.ptr->next.atmc); + head = ErtsThrQDirtyReadEl(&q->head.head); + inext = erts_atomic_read_acqb(&head->next); if (inext == ERTS_AINT_NULL) return NULL; - q->head.head.ptr->next.ptr = (ErtsThrQElement_t *) inext; - q->head.head.ptr = (ErtsThrQElement_t *) inext; - if (q->head.head.ptr == &q->tail.data.marker) { - inext = erts_atomic_read_acqb(&q->head.head.ptr->next.atmc); + head = (ErtsThrQElement_t *) inext; + ErtsThrQDirtySetEl(&q->head.head, head); + if (head == &q->tail.data.marker) { + inext = erts_atomic_read_acqb(&head->next); if (inext == ERTS_AINT_NULL) return NULL; - q->head.head.ptr->next.ptr = (ErtsThrQElement_t *) inext; - q->head.head.ptr = (ErtsThrQElement_t *) inext; + head = (ErtsThrQElement_t *) inext; + ErtsThrQDirtySetEl(&q->head.head, head); } - res = q->head.head.ptr->data.ptr; + res = head->data.ptr; #if ERTS_THR_Q_DBG_CHK_DATA - q->head.head.ptr->data.ptr = NULL; + head->data.ptr = NULL; if (!res) erl_exit(ERTS_ABORT_EXIT, "Missing data in dequeue\n"); #endif diff --git a/erts/emulator/beam/erl_thr_queue.h b/erts/emulator/beam/erl_thr_queue.h index edcf2c3823..ae8c7fb19a 100644 --- a/erts/emulator/beam/erl_thr_queue.h +++ b/erts/emulator/beam/erl_thr_queue.h @@ -76,13 +76,12 @@ typedef struct { typedef struct ErtsThrQElement_t_ ErtsThrQElement_t; typedef struct ErtsThrQElement_t ErtsThrQPrepEnQ_t; -typedef union { - erts_atomic_t atmc; - ErtsThrQElement_t *ptr; -} ErtsThrQPtr_t; - struct ErtsThrQElement_t_ { - ErtsThrQPtr_t next; +#ifdef USE_THREADS + erts_atomic_t next; +#else + ErtsThrQElement_t *next; +#endif union { erts_atomic_t atmc; void *ptr; @@ -130,7 +129,7 @@ struct ErtsThrQ_t_ { * thread dequeuing. */ struct { - ErtsThrQPtr_t head; + erts_atomic_t head; ErtsThrQLive_t live; ErtsThrQElement_t *first; ErtsThrQElement_t *unref_end; diff --git a/erts/emulator/beam/erl_threads.h b/erts/emulator/beam/erl_threads.h index 1dc3ffeb3c..594d38b2a1 100644 --- a/erts/emulator/beam/erl_threads.h +++ b/erts/emulator/beam/erl_threads.h @@ -690,6 +690,19 @@ do { \ } while (0) #endif +ERTS_GLB_INLINE void +erts_dw_atomic_set_dirty(erts_dw_atomic_t *var, erts_dw_aint_t *val); +ERTS_GLB_INLINE void +erts_dw_atomic_read_dirty(erts_dw_atomic_t *var, erts_dw_aint_t *val); +ERTS_GLB_INLINE void +erts_atomic_set_dirty(erts_atomic_t *var, erts_aint_t val); +ERTS_GLB_INLINE erts_aint_t +erts_atomic_read_dirty(erts_atomic_t *var); +ERTS_GLB_INLINE void +erts_atomic32_set_dirty(erts_atomic32_t *var, erts_aint32_t val); +ERTS_GLB_INLINE erts_aint32_t +erts_atomic32_read_dirty(erts_atomic32_t *var); + /* * See "Documentation of atomics and memory barriers" at the top * of this file for info on atomics. @@ -732,6 +745,26 @@ do { \ #define erts_dw_atomic_read_wb ethr_dw_atomic_read_wb #define erts_dw_atomic_cmpxchg_wb ethr_dw_atomic_cmpxchg_wb +#if ERTS_GLB_INLINE_INCL_FUNC_DEF + +ERTS_GLB_INLINE void +erts_dw_atomic_set_dirty(erts_dw_atomic_t *var, erts_dw_aint_t *val) +{ + ethr_sint_t *sint = ethr_dw_atomic_addr(var); + sint[0] = val->sint[0]; + sint[1] = val->sint[1]; +} + +ERTS_GLB_INLINE void +erts_dw_atomic_read_dirty(erts_dw_atomic_t *var, erts_dw_aint_t *val) +{ + ethr_sint_t *sint = ethr_dw_atomic_addr(var); + val->sint[0] = sint[0]; + val->sint[1] = sint[1]; +} + +#endif + /* Word size atomics */ #define erts_atomic_init_nob ethr_atomic_init @@ -911,6 +944,7 @@ erts_atomic_read_bset_rb(erts_atomic_t *var, #define erts_atomic_cmpxchg_wb ethr_atomic_cmpxchg_wb #if ERTS_GLB_INLINE_INCL_FUNC_DEF + ERTS_GLB_INLINE erts_aint_t erts_atomic_read_bset_wb(erts_atomic_t *var, erts_aint_t mask, @@ -921,6 +955,25 @@ erts_atomic_read_bset_wb(erts_atomic_t *var, ethr_atomic_cmpxchg_wb, var, mask, set); } + +#endif + +#if ERTS_GLB_INLINE_INCL_FUNC_DEF + +ERTS_GLB_INLINE void +erts_atomic_set_dirty(erts_atomic_t *var, erts_aint_t val) +{ + ethr_sint_t *sint = ethr_atomic_addr(var); + *sint = val; +} + +ERTS_GLB_INLINE erts_aint_t +erts_atomic_read_dirty(erts_atomic_t *var) +{ + ethr_sint_t *sint = ethr_atomic_addr(var); + return *sint; +} + #endif /* 32-bit atomics */ @@ -1102,6 +1155,7 @@ erts_atomic32_read_bset_rb(erts_atomic32_t *var, #define erts_atomic32_cmpxchg_wb ethr_atomic32_cmpxchg_wb #if ERTS_GLB_INLINE_INCL_FUNC_DEF + ERTS_GLB_INLINE erts_aint32_t erts_atomic32_read_bset_wb(erts_atomic32_t *var, erts_aint32_t mask, @@ -1112,10 +1166,29 @@ erts_atomic32_read_bset_wb(erts_atomic32_t *var, ethr_atomic32_cmpxchg_wb, var, mask, set); } + #endif #undef ERTS_ATOMIC_BSET_IMPL__ +#if ERTS_GLB_INLINE_INCL_FUNC_DEF + +ERTS_GLB_INLINE void +erts_atomic32_set_dirty(erts_atomic32_t *var, erts_aint32_t val) +{ + ethr_sint32_t *sint = ethr_atomic32_addr(var); + *sint = val; +} + +ERTS_GLB_INLINE erts_aint32_t +erts_atomic32_read_dirty(erts_atomic32_t *var) +{ + ethr_sint32_t *sint = ethr_atomic32_addr(var); + return *sint; +} + +#endif + #else /* !USE_THREADS */ /* Double word size atomics */ @@ -1155,6 +1228,9 @@ erts_atomic32_read_bset_wb(erts_atomic32_t *var, #define erts_dw_atomic_read_wb erts_no_dw_atomic_read #define erts_dw_atomic_cmpxchg_wb erts_no_dw_atomic_cmpxchg +#define erts_dw_atomic_set_dirty erts_no_dw_atomic_set +#define erts_dw_atomic_read_dirty erts_no_dw_atomic_read + /* Word size atomics */ #define erts_atomic_init_nob erts_no_atomic_set @@ -1262,6 +1338,9 @@ erts_atomic32_read_bset_wb(erts_atomic32_t *var, #define erts_atomic_cmpxchg_wb erts_no_atomic_cmpxchg #define erts_atomic_read_bset_wb erts_no_atomic_read_bset +#define erts_atomic_set_dirty erts_no_atomic_set +#define erts_atomic_read_dirty erts_no_atomic_read + /* 32-bit atomics */ #define erts_atomic32_init_nob erts_no_atomic32_set @@ -1369,6 +1448,9 @@ erts_atomic32_read_bset_wb(erts_atomic32_t *var, #define erts_atomic32_cmpxchg_wb erts_no_atomic32_cmpxchg #define erts_atomic32_read_bset_wb erts_no_atomic32_read_bset +#define erts_atomic32_set_dirty erts_no_atomic32_set +#define erts_atomic32_read_dirty erts_no_atomic32_read + #endif /* !USE_THREADS */ #if ERTS_GLB_INLINE_INCL_FUNC_DEF diff --git a/erts/emulator/drivers/common/inet_drv.c b/erts/emulator/drivers/common/inet_drv.c index f0c22e9ebe..3832cf1227 100644 --- a/erts/emulator/drivers/common/inet_drv.c +++ b/erts/emulator/drivers/common/inet_drv.c @@ -7834,7 +7834,7 @@ static ErlDrvSSizeT inet_ctl(inet_descriptor* desc, int cmd, char* buf, if (!IS_CONNECTED(desc)) return ctl_error(ENOTCONN, rbuf, rsize); - if (!desc->stype == SOCK_STREAM) + if (desc->stype != SOCK_STREAM) return ctl_error(EINVAL, rbuf, rsize); if (*buf == 1 && !desc->is_ignored) { @@ -8816,7 +8816,7 @@ static int tcp_recv_error(tcp_descriptor* desc, int err) if (desc->inet.exitf) driver_exit(desc->inet.port, err); else - desc_close(INETP(desc)); + desc_close_read(INETP(desc)); } return -1; } diff --git a/erts/emulator/test/efile_SUITE.erl b/erts/emulator/test/efile_SUITE.erl index 9ac004200e..ddf23f90fd 100644 --- a/erts/emulator/test/efile_SUITE.erl +++ b/erts/emulator/test/efile_SUITE.erl @@ -21,6 +21,8 @@ init_per_group/2,end_per_group/2]). -export([iter_max_files/1]). +-export([do_iter_max_files/2]). + -include_lib("test_server/include/test_server.hrl"). suite() -> [{ct_hooks,[ts_install_cth]}]. @@ -51,11 +53,17 @@ end_per_group(_GroupName, Config) -> iter_max_files(suite) -> []; iter_max_files(Config) when is_list(Config) -> - ?line DataDir = ?config(data_dir,Config), - ?line TestFile = filename:join(DataDir, "existing_file"), - ?line L = do_iter_max_files(10, TestFile), - ?line io:format("Number of files opened in each test:~n~w\n", [L]), - ?line all_equal(L), + DataDir = ?config(data_dir,Config), + TestFile = filename:join(DataDir, "existing_file"), + N = 10, + %% Run on a different node in order to set the max ports + Dir = filename:dirname(code:which(?MODULE)), + {ok,Node} = test_server:start_node(test_iter_max_files,slave, + [{args,"+Q 1524 -pa " ++ Dir}]), + L = rpc:call(Node,?MODULE,do_iter_max_files,[N, TestFile]), + test_server:stop_node(Node), + io:format("Number of files opened in each test:~n~w\n", [L]), + all_equal(L), Head = hd(L), if Head >= 2 -> ok; true -> ?line test_server:fail(too_few_files) @@ -91,6 +99,6 @@ open_files(Name) -> {ok, Fd} -> [Fd| open_files(Name)]; {error, Reason} -> - io:format("Error reason: ~p", [Reason]), +% io:format("Error reason: ~p", [Reason]), [] end. diff --git a/erts/preloaded/ebin/prim_file.beam b/erts/preloaded/ebin/prim_file.beam Binary files differindex b64fe522e8..360887de9d 100644 --- a/erts/preloaded/ebin/prim_file.beam +++ b/erts/preloaded/ebin/prim_file.beam diff --git a/erts/preloaded/src/prim_file.erl b/erts/preloaded/src/prim_file.erl index b40a6d9633..489e8ca4ea 100644 --- a/erts/preloaded/src/prim_file.erl +++ b/erts/preloaded/src/prim_file.erl @@ -933,7 +933,12 @@ list_dir_int(Port, Dir) -> fun(P) -> case list_dir_response(P, []) of {ok, RawNames} -> - {ok, list_dir_convert(RawNames)}; + try + {ok, list_dir_convert(RawNames)} + catch + throw:Reason -> + Reason + end; Error -> Error end @@ -979,7 +984,7 @@ list_dir_convert([Name|Names]) -> {error, ignore} -> list_dir_convert(Names); {error, error} -> - {error, {no_translation, Name}}; + throw({error, {no_translation, Name}}); Converted when is_list(Converted) -> [Converted|list_dir_convert(Names)] end; |