diff options
Diffstat (limited to 'erts/emulator/beam')
-rw-r--r-- | erts/emulator/beam/bif.c | 1 | ||||
-rw-r--r-- | erts/emulator/beam/dist.c | 23 | ||||
-rw-r--r-- | erts/emulator/beam/erl_alloc.c | 84 | ||||
-rw-r--r-- | erts/emulator/beam/erl_alloc.types | 5 | ||||
-rw-r--r-- | erts/emulator/beam/erl_alloc_util.c | 56 | ||||
-rw-r--r-- | erts/emulator/beam/erl_alloc_util.h | 2 | ||||
-rw-r--r-- | erts/emulator/beam/erl_ao_firstfit_alloc.c | 22 | ||||
-rw-r--r-- | erts/emulator/beam/erl_driver.h | 4 | ||||
-rw-r--r-- | erts/emulator/beam/erl_nif.c | 1 | ||||
-rw-r--r-- | erts/emulator/beam/erl_nif.h | 4 | ||||
-rw-r--r-- | erts/emulator/beam/erl_nif_api_funcs.h | 2 | ||||
-rw-r--r-- | erts/emulator/beam/erl_node_tables.c | 150 | ||||
-rw-r--r-- | erts/emulator/beam/erl_process.c | 11 | ||||
-rw-r--r-- | erts/emulator/beam/erl_process.h | 17 | ||||
-rw-r--r-- | erts/emulator/beam/io.c | 8 | ||||
-rw-r--r-- | erts/emulator/beam/sys.h | 1 | ||||
-rw-r--r-- | erts/emulator/beam/utils.c | 3 |
17 files changed, 223 insertions, 171 deletions
diff --git a/erts/emulator/beam/bif.c b/erts/emulator/beam/bif.c index 14ab113b32..886b19fe6e 100644 --- a/erts/emulator/beam/bif.c +++ b/erts/emulator/beam/bif.c @@ -4233,6 +4233,7 @@ BIF_RETTYPE list_to_pid_1(BIF_ALIST_1) goto bad; enp = erts_find_or_insert_node(dep->sysname, dep->creation); + ASSERT(enp != erts_this_node); etp = (ExternalThing *) HAlloc(BIF_P, EXTERNAL_THING_HEAD_SIZE + 1); etp->header = make_external_pid_header(1); diff --git a/erts/emulator/beam/dist.c b/erts/emulator/beam/dist.c index f480915256..d5443476ec 100644 --- a/erts/emulator/beam/dist.c +++ b/erts/emulator/beam/dist.c @@ -2559,7 +2559,9 @@ int distribution_info(int to, void *arg) /* Called by break handler */ } for (dep = erts_not_connected_dist_entries; dep; dep = dep->next) { - info_dist_entry(to, arg, dep, 0, 0); + if (dep != erts_this_dist_entry) { + info_dist_entry(to, arg, dep, 0, 0); + } } return(0); @@ -2637,13 +2639,8 @@ BIF_RETTYPE setnode_2(BIF_ALIST_2) if (!net_kernel) goto error; - /* By setting dist_entry==erts_this_dist_entry and DISTRIBUTION on - net_kernel do_net_exist will be called when net_kernel - is terminated !! */ - (void) ERTS_PROC_SET_DIST_ENTRY(net_kernel, - ERTS_PROC_LOCK_MAIN, - erts_this_dist_entry); - erts_refc_inc(&erts_this_dist_entry->refc, 2); + /* By setting F_DISTRIBUTION on net_kernel, + * do_net_exist will be called when net_kernel is terminated !! */ net_kernel->flags |= F_DISTRIBUTION; if (net_kernel != BIF_P) @@ -3004,11 +3001,11 @@ BIF_RETTYPE nodes_1(BIF_ALIST_1) erts_smp_rwmtx_rlock(&erts_dist_table_rwmtx); - ASSERT(erts_no_of_not_connected_dist_entries >= 0); + ASSERT(erts_no_of_not_connected_dist_entries > 0); ASSERT(erts_no_of_hidden_dist_entries >= 0); ASSERT(erts_no_of_visible_dist_entries >= 0); if(not_connected) - length += erts_no_of_not_connected_dist_entries; + length += (erts_no_of_not_connected_dist_entries - 1); if(hidden) length += erts_no_of_hidden_dist_entries; if(visible) @@ -3030,8 +3027,10 @@ BIF_RETTYPE nodes_1(BIF_ALIST_1) #endif if(not_connected) for(dep = erts_not_connected_dist_entries; dep; dep = dep->next) { - result = CONS(hp, dep->sysname, result); - hp += 2; + if (dep != erts_this_dist_entry) { + result = CONS(hp, dep->sysname, result); + hp += 2; + } } if(hidden) for(dep = erts_hidden_dist_entries; dep; dep = dep->next) { diff --git a/erts/emulator/beam/erl_alloc.c b/erts/emulator/beam/erl_alloc.c index 019aa0f16c..99458b4268 100644 --- a/erts/emulator/beam/erl_alloc.c +++ b/erts/emulator/beam/erl_alloc.c @@ -131,6 +131,7 @@ static ErtsAllocatorState_t ets_alloc_state; static ErtsAllocatorState_t driver_alloc_state; static ErtsAllocatorState_t fix_alloc_state; static ErtsAllocatorState_t literal_alloc_state; +static ErtsAllocatorState_t test_alloc_state; typedef struct { erts_smp_atomic32_t refc; @@ -213,6 +214,7 @@ typedef struct { struct au_init driver_alloc; struct au_init fix_alloc; struct au_init literal_alloc; + struct au_init test_alloc; } erts_alc_hndl_args_init_t; #define ERTS_AU_INIT__ {0, 0, 1, GOODFIT, DEFAULT_ALLCTR_INIT, {1,1,1,1}} @@ -445,6 +447,33 @@ set_default_fix_alloc_opts(struct au_init *ip, ip->init.util.acul = ERTS_ALC_DEFAULT_ACUL; } +static void +set_default_test_alloc_opts(struct au_init *ip) +{ + SET_DEFAULT_ALLOC_OPTS(ip); + ip->enable = 0; /* Disabled by default */ + ip->thr_spec = -1 * erts_no_schedulers; + ip->atype = AOFIRSTFIT; + ip->init.aoff.flavor = AOFF_BF; + ip->init.util.name_prefix = "test_"; + ip->init.util.alloc_no = ERTS_ALC_A_TEST; + ip->init.util.mmbcs = 0; /* Main carrier size */ + ip->init.util.ts = ERTS_ALC_MTA_TEST; + ip->init.util.acul = ERTS_ALC_DEFAULT_ACUL; + + /* Use a constant minimal MBC size */ +#if ERTS_SA_MB_CARRIERS + ip->init.util.smbcs = ERTS_SACRR_UNIT_SZ; + ip->init.util.lmbcs = ERTS_SACRR_UNIT_SZ; + ip->init.util.sbct = ERTS_SACRR_UNIT_SZ; +#else + ip->init.util.smbcs = 1 << 12; + ip->init.util.lmbcs = 1 << 12; + ip->init.util.sbct = 1 << 12; +#endif +} + + #ifdef ERTS_SMP static void @@ -625,6 +654,7 @@ erts_alloc_init(int *argc, char **argv, ErtsAllocInitOpts *eaiop) set_default_fix_alloc_opts(&init.fix_alloc, fix_type_sizes); set_default_literal_alloc_opts(&init.literal_alloc); + set_default_test_alloc_opts(&init.test_alloc); if (argc && argv) handle_args(argc, argv, &init); @@ -776,6 +806,7 @@ erts_alloc_init(int *argc, char **argv, ErtsAllocInitOpts *eaiop) set_au_allocator(ERTS_ALC_A_DRIVER, &init.driver_alloc, ncpu); set_au_allocator(ERTS_ALC_A_FIXED_SIZE, &init.fix_alloc, ncpu); set_au_allocator(ERTS_ALC_A_LITERAL, &init.literal_alloc, ncpu); + set_au_allocator(ERTS_ALC_A_TEST, &init.test_alloc, ncpu); for (i = ERTS_ALC_A_MIN; i <= ERTS_ALC_A_MAX; i++) { if (!erts_allctrs[i].alloc) @@ -832,6 +863,10 @@ erts_alloc_init(int *argc, char **argv, ErtsAllocInitOpts *eaiop) &init.literal_alloc, &literal_alloc_state); + start_au_allocator(ERTS_ALC_A_TEST, + &init.test_alloc, + &test_alloc_state); + erts_mtrace_install_wrapper_functions(); extra_block_size += erts_instr_init(init.instr.stat, init.instr.map); @@ -1412,6 +1447,7 @@ handle_args(int *argc, char **argv, erts_alc_hndl_args_init_t *init) &init->fix_alloc, &init->sl_alloc, &init->temp_alloc + /* test_alloc not affected by +Mea??? or +Mu??? */ }; int aui_sz = (int) sizeof(aui)/sizeof(aui[0]); char *arg; @@ -1502,6 +1538,9 @@ handle_args(int *argc, char **argv, erts_alc_hndl_args_init_t *init) case 'T': handle_au_arg(&init->temp_alloc, &argv[i][3], argv, &i, 0); break; + case 'Z': + handle_au_arg(&init->test_alloc, &argv[i][3], argv, &i, 0); + break; case 'Y': { /* sys_alloc */ if (has_prefix("tt", param+2)) { /* set trim threshold */ @@ -2154,11 +2193,12 @@ erts_memory(int *print_to_p, void *print_to_arg, void *proc, Eterm earg) return am_badarg; } - /* All alloc_util allocators *have* to be enabled */ + /* All alloc_util allocators *have* to be enabled, except test_alloc */ for (ai = ERTS_ALC_A_MIN; ai <= ERTS_ALC_A_MAX; ai++) { switch (ai) { case ERTS_ALC_A_SYSTEM: + case ERTS_ALC_A_TEST: break; default: if (!erts_allctrs_info[ai].enabled @@ -2199,6 +2239,8 @@ erts_memory(int *print_to_p, void *print_to_arg, void *proc, Eterm earg) * contain any allocated memory. */ continue; + case ERTS_ALC_A_TEST: + continue; case ERTS_ALC_A_EHEAP: save = &size.processes; break; @@ -2600,14 +2642,17 @@ erts_alloc_util_allocators(void *proc) /* * Currently all allocators except sys_alloc are * alloc_util allocators. + * Also hide test_alloc which is disabled by default + * and only intended for our own testing. */ - sz = ((ERTS_ALC_A_MAX + 1 - ERTS_ALC_A_MIN) - 1)*2; + sz = ((ERTS_ALC_A_MAX + 1 - ERTS_ALC_A_MIN) - 2)*2; ASSERT(sz > 0); hp = HAlloc((Process *) proc, sz); res = NIL; for (i = ERTS_ALC_A_MAX; i >= ERTS_ALC_A_MIN; i--) { switch (i) { case ERTS_ALC_A_SYSTEM: + case ERTS_ALC_A_TEST: break; default: { char *alc_str = (char *) ERTS_ALC_A2AD(i); @@ -3489,6 +3534,41 @@ UWord erts_alc_test(UWord op, UWord a1, UWord a2, UWord a3) #else case 0xf13: return (UWord) 0; #endif + case 0xf14: return (UWord) erts_alloc(ERTS_ALC_T_TEST, (Uint)a1); + + case 0xf15: erts_free(ERTS_ALC_T_TEST, (void*)a1); return 0; + + case 0xf16: { + Uint extra_hdr_sz = UNIT_CEILING((Uint)a1); + ErtsAllocatorThrSpec_t* ts = &erts_allctr_thr_spec[ERTS_ALC_A_TEST]; + Uint offset = ts->allctr[0]->mbc_header_size; + void* orig_creating_mbc = ts->allctr[0]->creating_mbc; + void* orig_destroying_mbc = ts->allctr[0]->destroying_mbc; + void* new_creating_mbc = *(void**)a2; /* inout arg */ + void* new_destroying_mbc = *(void**)a3; /* inout arg */ + int i; + + for (i=0; i < ts->size; i++) { + Allctr_t* ap = ts->allctr[i]; + if (ap->mbc_header_size != offset + || ap->creating_mbc != orig_creating_mbc + || ap->destroying_mbc != orig_destroying_mbc + || ap->mbc_list.first != NULL) + return -1; + } + for (i=0; i < ts->size; i++) { + ts->allctr[i]->mbc_header_size += extra_hdr_sz; + ts->allctr[i]->creating_mbc = new_creating_mbc; + ts->allctr[i]->destroying_mbc = new_destroying_mbc; + } + *(void**)a2 = orig_creating_mbc; + *(void**)a3 = orig_destroying_mbc; + return offset; + } + case 0xf17: { + ErtsAllocatorThrSpec_t* ts = &erts_allctr_thr_spec[ERTS_ALC_A_TEST]; + return ts->allctr[0]->largest_mbc_size; + } default: break; } diff --git a/erts/emulator/beam/erl_alloc.types b/erts/emulator/beam/erl_alloc.types index 75b4913012..e0bc71c88a 100644 --- a/erts/emulator/beam/erl_alloc.types +++ b/erts/emulator/beam/erl_alloc.types @@ -104,7 +104,7 @@ allocator LITERAL false literal_alloc allocator BINARY true binary_alloc allocator DRIVER true driver_alloc - +allocator TEST true test_alloc # --- Class declarations ----------------------------------------------------- # @@ -410,4 +410,7 @@ type CON_VPRINTF_BUF TEMPORARY SYSTEM con_vprintf_buf +endif +# This type should only be used for test +type TEST TEST SYSTEM testing + # ---------------------------------------------------------------------------- diff --git a/erts/emulator/beam/erl_alloc_util.c b/erts/emulator/beam/erl_alloc_util.c index f34916f1ab..eedfd1e13d 100644 --- a/erts/emulator/beam/erl_alloc_util.c +++ b/erts/emulator/beam/erl_alloc_util.c @@ -1632,6 +1632,16 @@ erts_alcu_fix_alloc_shrink(Allctr_t *allctr, erts_aint32_t flgs) static void dealloc_carrier(Allctr_t *allctr, Carrier_t *crr, int superaligned); +static ERTS_INLINE void +dealloc_mbc(Allctr_t *allctr, Carrier_t *crr) +{ + ASSERT(IS_MB_CARRIER(crr)); + if (allctr->destroying_mbc) + allctr->destroying_mbc(allctr, crr); + + dealloc_carrier(allctr, crr, 1); +} + #ifdef ERTS_SMP static ERTS_INLINE Allctr_t* @@ -3344,7 +3354,7 @@ cpool_fetch(Allctr_t *allctr, UWord size) cpool_entrance = sentinel; cpdp = cpool_aint2cpd(cpool_read(&cpool_entrance->prev)); if (cpdp == sentinel) - return NULL; + goto check_dc_list; } has_passed_sentinel = 0; @@ -3355,18 +3365,18 @@ cpool_fetch(Allctr_t *allctr, UWord size) if (cpool_entrance == sentinel) { cpdp = cpool_aint2cpd(cpool_read(&cpdp->prev)); if (cpdp == sentinel) - return NULL; + break; } i = 0; /* Last one to inspect */ } else if (cpdp == sentinel) { if (has_passed_sentinel) { /* We been here before. cpool_entrance must have been removed */ - return NULL; + break; } cpdp = cpool_aint2cpd(cpool_read(&cpdp->prev)); if (cpdp == sentinel) - return NULL; + break; has_passed_sentinel = 1; } crr = (Carrier_t *)(((char *)cpdp) - offsetof(Carrier_t, cpool)); @@ -3390,10 +3400,12 @@ cpool_fetch(Allctr_t *allctr, UWord size) return NULL; } +check_dc_list: /* Last; check our own pending dealloc carrier list... */ crr = allctr->cpool.dc_list.last; while (crr) { if (erts_atomic_read_nob(&crr->cpool.max_size) >= size) { + Block_t* blk; unlink_carrier(&allctr->cpool.dc_list, crr); #ifdef ERTS_ALC_CPOOL_DEBUG ERTS_ALC_CPOOL_ASSERT(erts_smp_atomic_xchg_nob(&crr->allctr, @@ -3402,6 +3414,9 @@ cpool_fetch(Allctr_t *allctr, UWord size) #else erts_smp_atomic_set_nob(&crr->allctr, ((erts_aint_t) allctr)); #endif + blk = MBC_TO_FIRST_BLK(allctr, crr); + ASSERT(FBLK_TO_MBC(blk) == crr); + allctr->link_free_block(allctr, blk); return crr; } crr = crr->prev; @@ -3432,7 +3447,7 @@ check_pending_dealloc_carrier(Allctr_t *allctr, dcrr = crr; crr = crr->next; - dealloc_carrier(allctr, dcrr, 1); + dealloc_mbc(allctr, dcrr); i++; } while (crr && i < ERTS_ALC_MAX_DEALLOC_CARRIER); @@ -3463,18 +3478,20 @@ static void schedule_dealloc_carrier(Allctr_t *allctr, Carrier_t *crr) { Allctr_t *orig_allctr; + Block_t *blk; int check_pending_dealloc; erts_aint_t max_size; + ASSERT(IS_MB_CARRIER(crr)); + if (!ERTS_ALC_IS_CPOOL_ENABLED(allctr)) { - dealloc_carrier(allctr, crr, 1); + dealloc_mbc(allctr, crr); return; } orig_allctr = crr->cpool.orig_allctr; if (allctr != orig_allctr) { - Block_t *blk = MBC_TO_FIRST_BLK(allctr, crr); int cinit = orig_allctr->dd.ix - allctr->dd.ix; /* @@ -3491,6 +3508,7 @@ schedule_dealloc_carrier(Allctr_t *allctr, Carrier_t *crr) * since the block is an mbc block that is free and last * in the carrier. */ + blk = MBC_TO_FIRST_BLK(allctr, crr); ERTS_ALC_CPOOL_ASSERT(IS_FREE_LAST_MBC_BLK(blk)); ERTS_ALC_CPOOL_ASSERT(IS_MBC_FIRST_ABLK(allctr, blk)); @@ -3510,11 +3528,13 @@ schedule_dealloc_carrier(Allctr_t *allctr, Carrier_t *crr) if (crr->cpool.thr_prgr == ERTS_THR_PRGR_INVALID || erts_thr_progress_has_reached(crr->cpool.thr_prgr)) { - dealloc_carrier(allctr, crr, 1); + dealloc_mbc(allctr, crr); return; } - max_size = (erts_aint_t) allctr->largest_fblk_in_mbc(allctr, crr); + blk = MBC_TO_FIRST_BLK(allctr, crr); + ASSERT(IS_FREE_LAST_MBC_BLK(blk)); + max_size = (erts_aint_t) MBC_FBLK_SZ(blk); erts_atomic_set_nob(&crr->cpool.max_size, max_size); crr->next = NULL; @@ -4100,9 +4120,6 @@ destroy_carrier(Allctr_t *allctr, Block_t *blk, Carrier_t **busy_pcrr_pp) } #endif - if (allctr->destroying_mbc) - (*allctr->destroying_mbc)(allctr, crr); - #ifdef ERTS_SMP if (busy_pcrr_pp && *busy_pcrr_pp) { ERTS_ALC_CPOOL_ASSERT(*busy_pcrr_pp == crr); @@ -4126,12 +4143,15 @@ destroy_carrier(Allctr_t *allctr, Block_t *blk, Carrier_t **busy_pcrr_pp) else #endif STAT_SYS_ALLOC_MBC_FREE(allctr, crr_sz); + + if (allctr->remove_mbc) + allctr->remove_mbc(allctr, crr); } #ifdef ERTS_SMP schedule_dealloc_carrier(allctr, crr); #else - dealloc_carrier(allctr, crr, 1); + dealloc_mbc(allctr, crr); #endif } } @@ -6273,6 +6293,16 @@ erts_alcu_test(UWord op, UWord a1, UWord a2) case 0x023: return (UWord) 0; case 0x024: return (UWord) 0; #endif + case 0x025: /* UMEM2BLK_TEST*/ +#ifdef DEBUG +# ifdef HARD_DEBUG + return (UWord)UMEM2BLK(a1-3*sizeof(UWord)); +# else + return (UWord)UMEM2BLK(a1-2*sizeof(UWord)); +# endif +#else + return (UWord)UMEM2BLK(a1); +#endif default: ASSERT(0); return ~((UWord) 0); } diff --git a/erts/emulator/beam/erl_alloc_util.h b/erts/emulator/beam/erl_alloc_util.h index 16ad673d26..b7d717ed23 100644 --- a/erts/emulator/beam/erl_alloc_util.h +++ b/erts/emulator/beam/erl_alloc_util.h @@ -313,7 +313,7 @@ typedef struct ErtsDoubleLink_t_ { typedef struct { erts_atomic_t next; erts_atomic_t prev; - Allctr_t *orig_allctr; + Allctr_t *orig_allctr; /* read-only while carrier is alive */ ErtsThrPrgrVal thr_prgr; erts_atomic_t max_size; UWord abandon_limit; diff --git a/erts/emulator/beam/erl_ao_firstfit_alloc.c b/erts/emulator/beam/erl_ao_firstfit_alloc.c index 7c2a5c3323..19420af8ab 100644 --- a/erts/emulator/beam/erl_ao_firstfit_alloc.c +++ b/erts/emulator/beam/erl_ao_firstfit_alloc.c @@ -209,7 +209,9 @@ static Block_t* aoff_get_free_block(Allctr_t *, Uint, Block_t *, Uint); static void aoff_link_free_block(Allctr_t *, Block_t*); static void aoff_unlink_free_block(Allctr_t *allctr, Block_t *del); static void aoff_creating_mbc(Allctr_t*, Carrier_t*); +#ifdef DEBUG static void aoff_destroying_mbc(Allctr_t*, Carrier_t*); +#endif static void aoff_add_mbc(Allctr_t*, Carrier_t*); static void aoff_remove_mbc(Allctr_t*, Carrier_t*); static UWord aoff_largest_fblk_in_mbc(Allctr_t*, Carrier_t*); @@ -271,7 +273,11 @@ erts_aoffalc_start(AOFFAllctr_t *alc, allctr->get_next_mbc_size = NULL; allctr->creating_mbc = aoff_creating_mbc; +#ifdef DEBUG allctr->destroying_mbc = aoff_destroying_mbc; +#else + allctr->destroying_mbc = NULL; +#endif allctr->add_mbc = aoff_add_mbc; allctr->remove_mbc = aoff_remove_mbc; allctr->largest_fblk_in_mbc = aoff_largest_fblk_in_mbc; @@ -885,17 +891,18 @@ static void aoff_creating_mbc(Allctr_t *allctr, Carrier_t *carrier) HARD_CHECK_TREE(NULL, 0, *root, 0); } +#define IS_CRR_IN_TREE(CRR,ROOT) \ + ((CRR)->rbt_node.parent || (ROOT) == &(CRR)->rbt_node) + +#ifdef DEBUG static void aoff_destroying_mbc(Allctr_t *allctr, Carrier_t *carrier) { AOFFAllctr_t *alc = (AOFFAllctr_t *) allctr; AOFF_Carrier_t *crr = (AOFF_Carrier_t*) carrier; - AOFF_RBTree_t *root = alc->mbc_root; - if (crr->rbt_node.parent || &crr->rbt_node == root) { - aoff_remove_mbc(allctr, carrier); - } - /*else already removed */ + ASSERT(!IS_CRR_IN_TREE(crr, alc->mbc_root)); } +#endif static void aoff_add_mbc(Allctr_t *allctr, Carrier_t *carrier) { @@ -903,6 +910,7 @@ static void aoff_add_mbc(Allctr_t *allctr, Carrier_t *carrier) AOFF_Carrier_t *crr = (AOFF_Carrier_t*) carrier; AOFF_RBTree_t **root = &alc->mbc_root; + ASSERT(!IS_CRR_IN_TREE(crr, *root)); HARD_CHECK_TREE(NULL, 0, *root, 0); /* Link carrier in address order tree @@ -919,6 +927,10 @@ static void aoff_remove_mbc(Allctr_t *allctr, Carrier_t *carrier) AOFF_RBTree_t **root = &alc->mbc_root; ASSERT(allctr == ERTS_ALC_CARRIER_TO_ALLCTR(carrier)); + + if (!IS_CRR_IN_TREE(crr,*root)) + return; + HARD_CHECK_TREE(NULL, 0, *root, 0); rbt_delete(root, &crr->rbt_node); diff --git a/erts/emulator/beam/erl_driver.h b/erts/emulator/beam/erl_driver.h index e71b87803b..1093366e08 100644 --- a/erts/emulator/beam/erl_driver.h +++ b/erts/emulator/beam/erl_driver.h @@ -687,8 +687,8 @@ EXTERN int driver_dl_close(void *); EXTERN char *driver_dl_error(void); /* environment */ -EXTERN int erl_drv_putenv(char *key, char *value); -EXTERN int erl_drv_getenv(char *key, char *value, size_t *value_size); +EXTERN int erl_drv_putenv(const char *key, char *value); +EXTERN int erl_drv_getenv(const char *key, char *value, size_t *value_size); #endif /* !ERL_DRIVER_TYPES_ONLY */ diff --git a/erts/emulator/beam/erl_nif.c b/erts/emulator/beam/erl_nif.c index 2ff509e6d0..d659788f30 100644 --- a/erts/emulator/beam/erl_nif.c +++ b/erts/emulator/beam/erl_nif.c @@ -1186,6 +1186,7 @@ ErlNifTid enif_thread_self(void) { return erl_drv_thread_self(); } int enif_equal_tids(ErlNifTid tid1, ErlNifTid tid2) { return erl_drv_equal_tids(tid1,tid2); } void enif_thread_exit(void *resp) { erl_drv_thread_exit(resp); } int enif_thread_join(ErlNifTid tid, void **respp) { return erl_drv_thread_join(tid,respp); } +int enif_getenv(const char *key, char *value, size_t *value_size) { return erl_drv_getenv(key, value, value_size); } int enif_fprintf(void* filep, const char* format, ...) { diff --git a/erts/emulator/beam/erl_nif.h b/erts/emulator/beam/erl_nif.h index 5da6bb877a..1a21048ec9 100644 --- a/erts/emulator/beam/erl_nif.h +++ b/erts/emulator/beam/erl_nif.h @@ -48,9 +48,10 @@ ** add ErlNifEntry options ** add ErlNifFunc flags ** 2.8: 18.0 add enif_has_pending_exception +** 2.9: 18.2 enif_getenv */ #define ERL_NIF_MAJOR_VERSION 2 -#define ERL_NIF_MINOR_VERSION 8 +#define ERL_NIF_MINOR_VERSION 9 /* * The emulator will refuse to load a nif-lib with a major version @@ -222,6 +223,7 @@ typedef enum { # define ERL_NIF_API_FUNC_DECL(RET_TYPE, NAME, ARGS) RET_TYPE (*NAME) ARGS typedef struct { # include "erl_nif_api_funcs.h" + void* erts_alc_test; } TWinDynNifCallbacks; extern TWinDynNifCallbacks WinDynNifCallbacks; # undef ERL_NIF_API_FUNC_DECL diff --git a/erts/emulator/beam/erl_nif_api_funcs.h b/erts/emulator/beam/erl_nif_api_funcs.h index 2f2180e1aa..08b9afc6af 100644 --- a/erts/emulator/beam/erl_nif_api_funcs.h +++ b/erts/emulator/beam/erl_nif_api_funcs.h @@ -159,6 +159,7 @@ ERL_NIF_API_FUNC_DECL(int, enif_map_iterator_get_pair, (ErlNifEnv *env, ErlNifMa ERL_NIF_API_FUNC_DECL(ERL_NIF_TERM,enif_schedule_nif,(ErlNifEnv*,const char*,int,ERL_NIF_TERM (*)(ErlNifEnv*,int,const ERL_NIF_TERM[]),int,const ERL_NIF_TERM[])); ERL_NIF_API_FUNC_DECL(int, enif_has_pending_exception, (ErlNifEnv *env, ERL_NIF_TERM* reason)); ERL_NIF_API_FUNC_DECL(ERL_NIF_TERM, enif_raise_exception, (ErlNifEnv *env, ERL_NIF_TERM reason)); +ERL_NIF_API_FUNC_DECL(int,enif_getenv,(const char* key, char* value, size_t* value_size)); /* ** ADD NEW ENTRIES HERE (before this comment) !!! @@ -310,6 +311,7 @@ ERL_NIF_API_FUNC_DECL(int,enif_is_on_dirty_scheduler,(ErlNifEnv*)); # define enif_schedule_nif ERL_NIF_API_FUNC_MACRO(enif_schedule_nif) # define enif_has_pending_exception ERL_NIF_API_FUNC_MACRO(enif_has_pending_exception) # define enif_raise_exception ERL_NIF_API_FUNC_MACRO(enif_raise_exception) +# define enif_getenv ERL_NIF_API_FUNC_MACRO(enif_getenv) /* ** ADD NEW ENTRIES HERE (before this comment) diff --git a/erts/emulator/beam/erl_node_tables.c b/erts/emulator/beam/erl_node_tables.c index a4da288e79..74e3e81d6f 100644 --- a/erts/emulator/beam/erl_node_tables.c +++ b/erts/emulator/beam/erl_node_tables.c @@ -37,18 +37,18 @@ erts_smp_rwmtx_t erts_node_table_rwmtx; DistEntry *erts_hidden_dist_entries; DistEntry *erts_visible_dist_entries; -DistEntry *erts_not_connected_dist_entries; +DistEntry *erts_not_connected_dist_entries; /* including erts_this_dist_entry */ Sint erts_no_of_hidden_dist_entries; Sint erts_no_of_visible_dist_entries; -Sint erts_no_of_not_connected_dist_entries; +Sint erts_no_of_not_connected_dist_entries; /* including erts_this_dist_entry */ DistEntry *erts_this_dist_entry; ErlNode *erts_this_node; char erts_this_node_sysname_BUFFER[256], *erts_this_node_sysname = "uninitialized yet"; -static Uint node_entries; -static Uint dist_entries; +static Uint node_entries = 0; +static Uint dist_entries = 0; static int references_atoms_need_init = 1; @@ -91,9 +91,6 @@ dist_table_alloc(void *dep_tmpl) erts_smp_rwmtx_opt_t rwmtx_opt = ERTS_SMP_RWMTX_OPT_DEFAULT_INITER; rwmtx_opt.type = ERTS_SMP_RWMTX_TYPE_FREQUENT_READ; - if(((DistEntry *) dep_tmpl) == erts_this_dist_entry) - return dep_tmpl; - sysname = ((DistEntry *) dep_tmpl)->sysname; chnl_nr = make_small((Uint) atom_val(sysname)); dep = (DistEntry *) erts_alloc(ERTS_ALC_T_DIST_ENTRY, sizeof(DistEntry)); @@ -132,7 +129,9 @@ dist_table_alloc(void *dep_tmpl) /* Link in */ - /* All new dist entries are "not connected" */ + /* All new dist entries are "not connected". + * erts_this_dist_entry is also always included among "not connected" + */ dep->next = erts_not_connected_dist_entries; if(erts_not_connected_dist_entries) { ASSERT(erts_not_connected_dist_entries->prev == NULL); @@ -149,9 +148,6 @@ dist_table_free(void *vdep) { DistEntry *dep = (DistEntry *) vdep; - if(dep == erts_this_dist_entry) - return; - ASSERT(is_nil(dep->cid)); ASSERT(dep->nlinks == NULL); ASSERT(dep->node_links == NULL); @@ -186,7 +182,7 @@ dist_table_free(void *vdep) #endif erts_free(ERTS_ALC_T_DIST_ENTRY, (void *) dep); - ASSERT(dist_entries > 1); + ASSERT(dist_entries > 0); dist_entries--; } @@ -306,7 +302,7 @@ static void try_delete_dist_entry(void *vdep) * thread incremented refc twice. Once for the new reference * and once for this thread. * - * If refc reach -1, noone has used the entry since we + * If refc reach -1, no one has used the entry since we * set up the timer. Delete the entry. * * If refc reach 0, the entry is currently not in use @@ -369,8 +365,7 @@ erts_dist_table_size(void) ASSERT(dist_entries == (erts_no_of_visible_dist_entries + erts_no_of_hidden_dist_entries - + erts_no_of_not_connected_dist_entries - + 1 /* erts_this_dist_entry */)); + + erts_no_of_not_connected_dist_entries)); #endif res = (hash_table_sz(&erts_dist_table) @@ -543,9 +538,6 @@ node_table_alloc(void *venp_tmpl) { ErlNode *enp; - if(((ErlNode *) venp_tmpl) == erts_this_node) - return venp_tmpl; - enp = (ErlNode *) erts_alloc(ERTS_ALC_T_NODE_ENTRY, sizeof(ErlNode)); node_entries++; @@ -563,8 +555,7 @@ node_table_free(void *venp) { ErlNode *enp = (ErlNode *) venp; - if(enp == erts_this_node) - return; + ERTS_SMP_LC_ASSERT(enp != erts_this_node || erts_thr_progress_is_blocking()); erts_deref_dist_entry(enp->dist_entry); #ifdef DEBUG @@ -572,7 +563,7 @@ node_table_free(void *venp) #endif erts_free(ERTS_ALC_T_NODE_ENTRY, venp); - ASSERT(node_entries > 1); + ASSERT(node_entries > 0); node_entries--; } @@ -650,7 +641,7 @@ static void try_delete_node(void *venp) * thread incremented refc twice. Once for the new reference * and once for this thread. * - * If refc reach -1, noone has used the entry since we + * If refc reach -1, no one has used the entry since we * set up the timer. Delete the entry. * * If refc reach 0, the entry is currently not in use @@ -747,25 +738,20 @@ void erts_print_node_info(int to, void erts_set_this_node(Eterm sysname, Uint creation) { - erts_smp_rwmtx_rwlock(&erts_node_table_rwmtx); - erts_smp_rwmtx_rwlock(&erts_dist_table_rwmtx); + ERTS_SMP_LC_ASSERT(erts_thr_progress_is_blocking()); + ASSERT(erts_refc_read(&erts_this_dist_entry->refc, 2)); - (void) hash_erase(&erts_dist_table, (void *) erts_this_dist_entry); - erts_this_dist_entry->sysname = sysname; - erts_this_dist_entry->creation = creation; - (void) hash_put(&erts_dist_table, (void *) erts_this_dist_entry); + if (erts_refc_dectest(&erts_this_node->refc, 0) == 0) + try_delete_node(erts_this_node); - (void) hash_erase(&erts_node_table, (void *) erts_this_node); - erts_this_node->sysname = sysname; - erts_this_node->creation = creation; - erts_this_node_sysname = erts_this_node_sysname_BUFFER; - erts_snprintf(erts_this_node_sysname, sizeof(erts_this_node_sysname_BUFFER), - "%T", sysname); - (void) hash_put(&erts_node_table, (void *) erts_this_node); + if (erts_refc_dectest(&erts_this_dist_entry->refc, 0) == 0) + try_delete_dist_entry(erts_this_dist_entry); - erts_smp_rwmtx_rwunlock(&erts_dist_table_rwmtx); - erts_smp_rwmtx_rwunlock(&erts_node_table_rwmtx); + erts_this_node = NULL; /* to make sure refc is bumped for this node */ + erts_this_node = erts_find_or_insert_node(sysname, creation); + erts_this_dist_entry = erts_this_node->dist_entry; + erts_refc_inc(&erts_this_dist_entry->refc, 2); } Uint @@ -782,6 +768,7 @@ void erts_init_node_tables(int dd_sec) { erts_smp_rwmtx_opt_t rwmtx_opt = ERTS_SMP_RWMTX_OPT_DEFAULT_INITER; HashFunctions f; + ErlNode node_tmpl; if (dd_sec == ERTS_NODE_TAB_DELAY_GC_INFINITY) node_tab_delete_delay = (ErtsMonotonicTime) -1; @@ -793,16 +780,21 @@ void erts_init_node_tables(int dd_sec) rwmtx_opt.type = ERTS_SMP_RWMTX_TYPE_FREQUENT_READ; rwmtx_opt.lived = ERTS_SMP_RWMTX_LONG_LIVED; + erts_smp_rwmtx_init_opt(&erts_node_table_rwmtx, &rwmtx_opt, "node_table"); + erts_smp_rwmtx_init_opt(&erts_dist_table_rwmtx, &rwmtx_opt, "dist_table"); + f.hash = (H_FUN) dist_table_hash; f.cmp = (HCMP_FUN) dist_table_cmp; f.alloc = (HALLOC_FUN) dist_table_alloc; f.free = (HFREE_FUN) dist_table_free; - - erts_this_dist_entry = erts_alloc(ERTS_ALC_T_DIST_ENTRY, sizeof(DistEntry)); - dist_entries = 1; - hash_init(ERTS_ALC_T_DIST_TABLE, &erts_dist_table, "dist_table", 11, f); + f.hash = (H_FUN) node_table_hash; + f.cmp = (HCMP_FUN) node_table_cmp; + f.alloc = (HALLOC_FUN) node_table_alloc; + f.free = (HFREE_FUN) node_table_free; + hash_init(ERTS_ALC_T_NODE_TABLE, &erts_node_table, "node_table", 11, f); + erts_hidden_dist_entries = NULL; erts_visible_dist_entries = NULL; erts_not_connected_dist_entries = NULL; @@ -810,69 +802,23 @@ void erts_init_node_tables(int dd_sec) erts_no_of_visible_dist_entries = 0; erts_no_of_not_connected_dist_entries = 0; - erts_this_dist_entry->next = NULL; - erts_this_dist_entry->prev = NULL; - erts_refc_init(&erts_this_dist_entry->refc, 1); /* erts_this_node */ - - erts_smp_rwmtx_init_opt_x(&erts_this_dist_entry->rwmtx, - &rwmtx_opt, - "dist_entry", - make_small(ERST_INTERNAL_CHANNEL_NO)); - erts_this_dist_entry->sysname = am_Noname; - erts_this_dist_entry->cid = NIL; - erts_this_dist_entry->connection_id = 0; - erts_this_dist_entry->status = 0; - erts_this_dist_entry->flags = 0; - erts_this_dist_entry->version = 0; - - erts_smp_mtx_init_x(&erts_this_dist_entry->lnk_mtx, - "dist_entry_links", - make_small(ERST_INTERNAL_CHANNEL_NO)); - erts_this_dist_entry->node_links = NULL; - erts_this_dist_entry->nlinks = NULL; - erts_this_dist_entry->monitors = NULL; - - erts_smp_mtx_init_x(&erts_this_dist_entry->qlock, - "dist_entry_out_queue", - make_small(ERST_INTERNAL_CHANNEL_NO)); - erts_this_dist_entry->qflgs = 0; - erts_this_dist_entry->qsize = 0; - erts_this_dist_entry->out_queue.first = NULL; - erts_this_dist_entry->out_queue.last = NULL; - erts_this_dist_entry->suspended = NULL; - - erts_this_dist_entry->finalized_out_queue.first = NULL; - erts_this_dist_entry->finalized_out_queue.last = NULL; - erts_smp_atomic_init_nob(&erts_this_dist_entry->dist_cmd_scheduled, 0); - erts_port_task_handle_init(&erts_this_dist_entry->dist_cmd); - erts_this_dist_entry->send = NULL; - erts_this_dist_entry->cache = NULL; - - (void) hash_put(&erts_dist_table, (void *) erts_this_dist_entry); - - f.hash = (H_FUN) node_table_hash; - f.cmp = (HCMP_FUN) node_table_cmp; - f.alloc = (HALLOC_FUN) node_table_alloc; - f.free = (HFREE_FUN) node_table_free; + node_tmpl.sysname = am_Noname; + node_tmpl.creation = 0; + erts_this_node = hash_put(&erts_node_table, &node_tmpl); + /* +1 for erts_this_node */ + erts_refc_init(&erts_this_node->refc, 1); - hash_init(ERTS_ALC_T_NODE_TABLE, &erts_node_table, "node_table", 11, f); + ASSERT(erts_this_node->dist_entry != NULL); + erts_this_dist_entry = erts_this_node->dist_entry; + /* +1 for erts_this_dist_entry */ + /* +1 for erts_this_node->dist_entry */ + erts_refc_init(&erts_this_dist_entry->refc, 2); - erts_this_node = erts_alloc(ERTS_ALC_T_NODE_ENTRY, sizeof(ErlNode)); - node_entries = 1; - erts_refc_init(&erts_this_node->refc, 1); /* The system itself */ - erts_this_node->sysname = am_Noname; - erts_this_node->creation = 0; - erts_this_node->dist_entry = erts_this_dist_entry; erts_this_node_sysname = erts_this_node_sysname_BUFFER; erts_snprintf(erts_this_node_sysname, sizeof(erts_this_node_sysname_BUFFER), "%T", erts_this_node->sysname); - (void) hash_put(&erts_node_table, (void *) erts_this_node); - - erts_smp_rwmtx_init_opt(&erts_node_table_rwmtx, &rwmtx_opt, "node_table"); - erts_smp_rwmtx_init_opt(&erts_dist_table_rwmtx, &rwmtx_opt, "dist_table"); - references_atoms_need_init = 1; } @@ -1394,6 +1340,10 @@ setup_reference_table(void) SYSTEM_REF, TUPLE2(&heap[0], AM_system, am_undefined)); + insert_dist_entry(erts_this_dist_entry, + SYSTEM_REF, + TUPLE2(&heap[0], AM_system, am_undefined), + erts_this_node->creation); UnUseTmpHeapNoproc(3); max = erts_ptab_max(&erts_proc); @@ -1450,12 +1400,6 @@ setup_reference_table(void) insert_links(ERTS_P_LINKS(proc), proc->common.id); if (ERTS_P_MONITORS(proc)) insert_monitors(ERTS_P_MONITORS(proc), proc->common.id); - /* Insert controller */ - { - DistEntry *dep = ERTS_PROC_GET_DIST_ENTRY(proc); - if (dep) - insert_dist_entry(dep, CTRL_REF, proc->common.id, 0); - } } } diff --git a/erts/emulator/beam/erl_process.c b/erts/emulator/beam/erl_process.c index a814462668..a714068314 100644 --- a/erts/emulator/beam/erl_process.c +++ b/erts/emulator/beam/erl_process.c @@ -618,11 +618,6 @@ erts_pre_init_process(void) erts_psd_required_locks[ERTS_PSD_SCHED_ID].set_locks = ERTS_PSD_SCHED_ID_SET_LOCKS; - erts_psd_required_locks[ERTS_PSD_DIST_ENTRY].get_locks - = ERTS_PSD_DIST_ENTRY_GET_LOCKS; - erts_psd_required_locks[ERTS_PSD_DIST_ENTRY].set_locks - = ERTS_PSD_DIST_ENTRY_SET_LOCKS; - erts_psd_required_locks[ERTS_PSD_CALL_TIME_BP].get_locks = ERTS_PSD_CALL_TIME_BP_GET_LOCKS; erts_psd_required_locks[ERTS_PSD_CALL_TIME_BP].set_locks @@ -12329,9 +12324,7 @@ erts_continue_exit_process(Process *p) erts_proc_dec_refc(p); } - dep = ((p->flags & F_DISTRIBUTION) - ? ERTS_PROC_SET_DIST_ENTRY(p, ERTS_PROC_LOCKS_ALL, NULL) - : NULL); + dep = (p->flags & F_DISTRIBUTION) ? erts_this_dist_entry : NULL; scb = ERTS_PROC_SET_SAVED_CALLS_BUF(p, ERTS_PROC_LOCKS_ALL, NULL); pbt = ERTS_PROC_SET_CALL_TIME(p, ERTS_PROC_LOCKS_ALL, NULL); nif_export = ERTS_PROC_SET_NIF_TRAP_EXPORT(p, ERTS_PROC_LOCKS_ALL, NULL); @@ -12343,8 +12336,6 @@ erts_continue_exit_process(Process *p) if (dep) { erts_do_net_exits(dep, reason); - if(dep) - erts_deref_dist_entry(dep); } /* diff --git a/erts/emulator/beam/erl_process.h b/erts/emulator/beam/erl_process.h index 884027f482..a72c5b8ad4 100644 --- a/erts/emulator/beam/erl_process.h +++ b/erts/emulator/beam/erl_process.h @@ -788,12 +788,11 @@ erts_smp_reset_max_len(ErtsRunQueue *rq, ErtsRunQueueInfo *rqi) #define ERTS_PSD_ERROR_HANDLER 0 #define ERTS_PSD_SAVED_CALLS_BUF 1 #define ERTS_PSD_SCHED_ID 2 -#define ERTS_PSD_DIST_ENTRY 3 -#define ERTS_PSD_CALL_TIME_BP 4 -#define ERTS_PSD_DELAYED_GC_TASK_QS 5 -#define ERTS_PSD_NIF_TRAP_EXPORT 6 +#define ERTS_PSD_CALL_TIME_BP 3 +#define ERTS_PSD_DELAYED_GC_TASK_QS 4 +#define ERTS_PSD_NIF_TRAP_EXPORT 5 -#define ERTS_PSD_SIZE 7 +#define ERTS_PSD_SIZE 6 typedef struct { void *data[ERTS_PSD_SIZE]; @@ -811,9 +810,6 @@ typedef struct { #define ERTS_PSD_SCHED_ID_GET_LOCKS ERTS_PROC_LOCK_STATUS #define ERTS_PSD_SCHED_ID_SET_LOCKS ERTS_PROC_LOCK_STATUS -#define ERTS_PSD_DIST_ENTRY_GET_LOCKS ERTS_PROC_LOCK_MAIN -#define ERTS_PSD_DIST_ENTRY_SET_LOCKS ERTS_PROC_LOCK_MAIN - #define ERTS_PSD_CALL_TIME_BP_GET_LOCKS ERTS_PROC_LOCK_MAIN #define ERTS_PSD_CALL_TIME_BP_SET_LOCKS ERTS_PROC_LOCK_MAIN @@ -1885,11 +1881,6 @@ erts_psd_set(Process *p, ErtsProcLocks plocks, int ix, void *data) #define ERTS_PROC_SCHED_ID(P, L, ID) \ ((UWord) erts_psd_set((P), (L), ERTS_PSD_SCHED_ID, (void *) (ID))) -#define ERTS_PROC_GET_DIST_ENTRY(P) \ - ((DistEntry *) erts_psd_get((P), ERTS_PSD_DIST_ENTRY)) -#define ERTS_PROC_SET_DIST_ENTRY(P, L, D) \ - ((DistEntry *) erts_psd_set((P), (L), ERTS_PSD_DIST_ENTRY, (void *) (D))) - #define ERTS_PROC_GET_SAVED_CALLS_BUF(P) \ ((struct saved_calls *) erts_psd_get((P), ERTS_PSD_SAVED_CALLS_BUF)) #define ERTS_PROC_SET_SAVED_CALLS_BUF(P, L, SCB) \ diff --git a/erts/emulator/beam/io.c b/erts/emulator/beam/io.c index 1b0c617632..56a04f9b7f 100644 --- a/erts/emulator/beam/io.c +++ b/erts/emulator/beam/io.c @@ -7506,15 +7506,15 @@ int null_func(void) } int -erl_drv_putenv(char *key, char *value) +erl_drv_putenv(const char *key, char *value) { - return erts_sys_putenv_raw(key, value); + return erts_sys_putenv_raw((char*)key, value); } int -erl_drv_getenv(char *key, char *value, size_t *value_size) +erl_drv_getenv(const char *key, char *value, size_t *value_size) { - return erts_sys_getenv_raw(key, value, value_size); + return erts_sys_getenv_raw((char*)key, value, value_size); } /* get heart_port diff --git a/erts/emulator/beam/sys.h b/erts/emulator/beam/sys.h index 90e16ca14f..2170d416c8 100644 --- a/erts/emulator/beam/sys.h +++ b/erts/emulator/beam/sys.h @@ -595,7 +595,6 @@ Uint erts_sys_misc_mem_sz(void); /* Io constants to erts_print and erts_putc */ #define ERTS_PRINT_STDERR (2) #define ERTS_PRINT_STDOUT (1) -#define ERTS_PRINT_INVALID (0) /* Don't want to use 0 since CBUF was 0 */ #define ERTS_PRINT_FILE (-1) #define ERTS_PRINT_SBUF (-2) #define ERTS_PRINT_SNBUF (-3) diff --git a/erts/emulator/beam/utils.c b/erts/emulator/beam/utils.c index 184477c36b..ef851d840d 100644 --- a/erts/emulator/beam/utils.c +++ b/erts/emulator/beam/utils.c @@ -413,9 +413,6 @@ erts_print(int to, void *arg, char *format, ...) case ERTS_PRINT_DSBUF: res = erts_vdsprintf((erts_dsprintf_buf_t *) arg, format, arg_list); break; - case ERTS_PRINT_INVALID: - res = -EINVAL; - break; default: res = erts_vfdprintf((int) to, format, arg_list); break; |