diff options
Diffstat (limited to 'erts')
46 files changed, 727 insertions, 408 deletions
diff --git a/erts/doc/src/absform.xml b/erts/doc/src/absform.xml index 6d6ba224a0..bfabb7f042 100644 --- a/erts/doc/src/absform.xml +++ b/erts/doc/src/absform.xml @@ -68,22 +68,12 @@ <item>If D is a module declaration consisting of the forms <c>F_1</c>, ..., <c>F_k</c>, then Rep(D) = <c>[Rep(F_1), ..., Rep(F_k)]</c>.</item> - <item>If F is an attribute <c>-behavior(Behavior)</c>, then - Rep(F) = <c>{attribute,LINE,behavior,Behavior}</c>.</item> - <item>If F is an attribute <c>-behaviour(Behaviour)</c>, then - Rep(F) = <c>{attribute,LINE,behaviour,Behaviour}</c>.</item> - <item>If F is an attribute <c>-compile(Options)</c>, then - Rep(F) = <c>{attribute,LINE,compile,Options}</c>.</item> <item>If F is an attribute <c>-export([Fun_1/A_1, ..., Fun_k/A_k])</c>, then Rep(F) = <c>{attribute,LINE,export,[{Fun_1,A_1}, ..., {Fun_k,A_k}]}</c>.</item> - <item>If F is an attribute <c>-export_type([Type_1/A_1, ..., Type_k/A_k])</c>, then - Rep(F) = <c>{attribute,LINE,export_type,[{Type_1,A_1}, ..., {Type_k,A_k}]}</c>.</item> <item>If F is an attribute <c>-import(Mod,[Fun_1/A_1, ..., Fun_k/A_k])</c>, then Rep(F) = <c>{attribute,LINE,import,{Mod,[{Fun_1,A_1}, ..., {Fun_k,A_k}]}}</c>.</item> <item>If F is an attribute <c>-module(Mod)</c>, then Rep(F) = <c>{attribute,LINE,module,Mod}</c>.</item> - <item>If F is an attribute <c>-optional_callbacks([Fun_1/A_1, ..., Fun_k/A_k])</c>, then - Rep(F) = <c>{attribute,LINE,optional_callbacks,[{Fun_1,A_1}, ..., {Fun_k,A_k}]}</c>.</item> <item>If F is an attribute <c>-file(File,Line)</c>, then Rep(F) = <c>{attribute,LINE,file,{File,Line}}</c>.</item> <item>If F is a function declaration diff --git a/erts/doc/src/erl.xml b/erts/doc/src/erl.xml index e13470c83c..c499fc8081 100644 --- a/erts/doc/src/erl.xml +++ b/erts/doc/src/erl.xml @@ -632,6 +632,15 @@ <p>Sets the initial process dictionary size of processes to the size <c><![CDATA[Size]]></c>.</p> </item> + <tag><marker id="+hmqd"><c>+hmqd off_heap|on_heap|mixed</c></marker></tag> + <item><p> + Sets the default value for the process flag + <c>message_queue_data</c>. If <c>+hmqd</c> is not + passed, <c>mixed</c> will be the default. For more information, + see the documentation of + <seealso marker="erlang#process_flag_message_queue_data"><c>process_flag(message_queue_data, + MQD)</c></seealso>. + </p></item> <tag><c><![CDATA[+K true | false]]></c></tag> <item> <p>Enables or disables the kernel poll functionality if @@ -1361,21 +1370,6 @@ <seealso marker="kernel:error_logger#warning_map/0">error_logger(3)</seealso> for further information.</p> </item> - <tag><c><![CDATA[+xFlag Value]]></c></tag> - <item> - <p>Default process flag settings.</p> - <taglist> - <tag><marker id="+xmqd"><c>+xmqd off_heap|on_heap|mixed</c></marker></tag> - <item><p> - Sets the default value for the process flag - <c>message_queue_data</c>. If <c>+xmqd</c> is not - passed, <c>mixed</c> will be the default. For more information, - see the documentation of - <seealso marker="erlang#process_flag_message_queue_data"><c>process_flag(message_queue_data, - MQD)</c></seealso>. - </p></item> - </taglist> - </item> <tag><c><![CDATA[+zFlag Value]]></c></tag> <item> <p>Miscellaneous flags.</p> diff --git a/erts/doc/src/erlang.xml b/erts/doc/src/erlang.xml index 5af4f0bd66..bdaa6caa15 100644 --- a/erts/doc/src/erlang.xml +++ b/erts/doc/src/erlang.xml @@ -4371,7 +4371,7 @@ os_prompt% </pre> </taglist> <p> The default <c>message_queue_data</c> process flag is determined - by the <seealso marker="erl#+xmqd"><c>+xmqd</c></seealso> + by the <seealso marker="erl#+hmqd"><c>+hmqd</c></seealso> <c>erl</c> command line argument. </p> <p> @@ -4702,7 +4702,7 @@ os_prompt% </pre> detailed information about garbage collection for this process. The content of <c><anno>GCInfo</anno></c> can be changed without prior notice. - See <seealso marker="#gc_start">gc_start</seealso> in + See <seealso marker="#gc_minor_start">gc_minor_start</seealso> in <seealso marker="#trace/3">erlang:trace/3</seealso> for details about what each item means. </p> @@ -4878,7 +4878,9 @@ os_prompt% </pre> <tag><c>{total_heap_size, <anno>Size</anno>}</c></tag> <item> <p><c><anno>Size</anno></c> is the total size, in words, of all heap - fragments of the process. This includes the process stack.</p> + fragments of the process. This includes the process stack and + any unreceived messages that are considered to be part of the + heap. </p> </item> <tag><c>{trace, <anno>InternalTraceFlags</anno>}</c></tag> <item> @@ -5709,7 +5711,7 @@ true</pre> flag. <c><anno>MQD</anno></c> should be either <c>off_heap</c>, <c>on_heap</c>, or <c>mixed</c>. The default <c>message_queue_data</c> process flag is determined by the - <seealso marker="erl#+xmqd"><c>+xmqd</c></seealso> <c>erl</c> + <seealso marker="erl#+hmqd"><c>+hmqd</c></seealso> <c>erl</c> command line argument. For more information, see the documentation of <seealso marker="#process_flag_message_queue_data"><c>process_flag(message_queue_data, @@ -7388,7 +7390,7 @@ ok <p>Returns the default value of the <c>message_queue_data</c> process flag which is either <c>off_heap</c>, <c>on_heap</c>, or <c>mixed</c>. This default is set by the <c>erl</c> command line argument - <seealso marker="erl#+xmqd"><c>+xmqd</c></seealso>. For more information on the + <seealso marker="erl#+hmqd"><c>+hmqd</c></seealso>. For more information on the <c>message_queue_data</c> process flag, see documentation of <seealso marker="#process_flag_message_queue_data"><c>process_flag(message_queue_data, MQD)</c></seealso>.</p> @@ -7966,7 +7968,7 @@ ok <c>stack_size</c>, <c>mbuf_size</c>, <c>old_heap_size</c>, and <c>old_heap_block_size</c>. These tuples are explained in the description of trace message - <seealso marker="#gc_start">gc_start</seealso> (see + <seealso marker="#gc_minor_start">gc_minor_start</seealso> (see <seealso marker="#trace/3">erlang:trace/3</seealso>). New tuples can be added, and the order of the tuples in the <c>Info</c> list can be changed at any time without @@ -8556,7 +8558,7 @@ timestamp() -> <tag><c>garbage_collection</c></tag> <item> <p>Traces garbage collections of processes.</p> - <p>Message tags: <c><seealso marker="#trace_3_trace_messages_gc_start">gc_start</seealso></c> and <c><seealso marker="#trace_3_trace_messages_gc_end">gc_end</seealso></c>.</p> + <p>Message tags: <c><seealso marker="#trace_3_trace_messages_gc_minor_start">gc_minor_start</seealso></c> and <c><seealso marker="#trace_3_trace_messages_gc_minor_end">gc_minor_end</seealso></c>.</p> </item> <tag><c>timestamp</c></tag> <item> @@ -8637,8 +8639,8 @@ timestamp() -> <p>Specifies that a tracer module should be called instead of sending a trace message. The tracer module can then ignore or change the trace message. For more details - on how to write a tracer module see <seealso marker="erl_tracer"> - erl_tracer</seealso> + on how to write a tracer module see + <seealso marker="erts:erl_tracer"><c>erl_tracer</c></seealso> </p> </item> </taglist> @@ -8880,12 +8882,12 @@ timestamp() -> </p> </item> <tag> - <marker id="trace_3_trace_messages_gc_start"></marker> - <c>{trace, Pid, gc_start, Info}</c> + <marker id="trace_3_trace_messages_gc_minor_start"></marker> + <c>{trace, Pid, gc_minor_start, Info}</c> </tag> <item> - <marker id="gc_start"></marker> - <p>Sent when garbage collection is about to be started. + <marker id="gc_minor_start"></marker> + <p>Sent when a young garbage collection is about to be started. <c>Info</c> is a list of two-element tuples, where the first element is a key, and the second is the value. Do not depend on any order of the tuples. @@ -8925,15 +8927,32 @@ timestamp() -> <p>All sizes are in words.</p> </item> <tag> - <marker id="trace_3_trace_messages_gc_end"></marker> - <c>{trace, Pid, gc_end, Info}</c> + <marker id="trace_3_trace_messages_gc_minor_end"></marker> + <c>{trace, Pid, gc_minor_end, Info}</c> </tag> <item> - <p>Sent when garbage collection is finished. <c>Info</c> - contains the same kind of list as in message <c>gc_start</c>, + <p>Sent when young garbage collection is finished. <c>Info</c> + contains the same kind of list as in message <c>gc_minor_start</c>, but the sizes reflect the new sizes after garbage collection.</p> </item> + <tag> + <marker id="trace_3_trace_messages_gc_major_start"></marker> + <c>{trace, Pid, gc_major_start, Info}</c> + </tag> + <item> + <p>Sent when fullsweep garbage collection is about to be started. <c>Info</c> + contains the same kind of list as in message <c>gc_minor_start</c>.</p> + </item> + <tag> + <marker id="trace_3_trace_messages_gc_major_end"></marker> + <c>{trace, Pid, gc_major_end, Info}</c> + </tag> + <item> + <p>Sent when fullsweep garbage collection is finished. <c>Info</c> + contains the same kind of list as in message <c>gc_minor_start</c> + but the sizes reflect the new sizes after a fullsweep garbage collection.</p> + </item> </taglist> <p>If the tracing process/port dies or the tracer module returns <c>remove</c>, the flags are silently removed.</p> @@ -8989,7 +9008,7 @@ timestamp() -> <c>erlang:trace_delivered(<anno>Tracee</anno>)</c> resides on. The special <c><anno>Tracee</anno></c> atom <c>all</c> denotes all processes that currently are traced in the node.</p> - <p>When used together with an <seealso marker="#erl_tracer"> + <p>When used together with an <seealso marker="erts:erl_tracer"> Tracer Module</seealso> any message sent in the trace callback is guaranteed to have reached it's recipient before the <c>trace_delivered</c> message is sent.</p> diff --git a/erts/emulator/beam/beam_bif_load.c b/erts/emulator/beam/beam_bif_load.c index 87508dcf5f..40d44dda4c 100644 --- a/erts/emulator/beam/beam_bif_load.c +++ b/erts/emulator/beam/beam_bif_load.c @@ -38,7 +38,7 @@ #include "erl_thr_progress.h" static void set_default_trace_pattern(Eterm module); -static Eterm check_process_code(Process* rp, Module* modp, Uint flags, int *redsp); +static Eterm check_process_code(Process* rp, Module* modp, Uint flags, int *redsp, int fcalls); static void delete_code(Module* modp); static void decrement_refc(BeamCodeHeader*); static int any_heap_ref_ptrs(Eterm* start, Eterm* end, char* mod_start, Uint mod_size); @@ -467,7 +467,7 @@ check_old_code_1(BIF_ALIST_1) } Eterm -erts_check_process_code(Process *c_p, Eterm module, Uint flags, int *redsp) +erts_check_process_code(Process *c_p, Eterm module, Uint flags, int *redsp, int fcalls) { Module* modp; Eterm res; @@ -483,7 +483,7 @@ erts_check_process_code(Process *c_p, Eterm module, Uint flags, int *redsp) return am_false; erts_rlock_old_code(code_ix); res = (!modp->old.code_hdr ? am_false : - check_process_code(c_p, modp, flags, redsp)); + check_process_code(c_p, modp, flags, redsp, fcalls)); erts_runlock_old_code(code_ix); return res; @@ -506,7 +506,7 @@ BIF_RETTYPE erts_internal_check_process_code_2(BIF_ALIST_2) goto badarg; } - res = erts_check_process_code(BIF_P, BIF_ARG_1, flags, &reds); + res = erts_check_process_code(BIF_P, BIF_ARG_1, flags, &reds, BIF_P->fcalls); ASSERT(is_value(res)); @@ -625,8 +625,8 @@ BIF_RETTYPE call_on_load_function_1(BIF_ALIST_1) { Module* modp = erts_get_module(BIF_ARG_1, erts_active_code_ix()); - if (modp && modp->curr.code_hdr) { - BIF_TRAP_CODE_PTR_0(BIF_P, modp->curr.code_hdr->on_load_function_ptr); + if (modp && modp->old.code_hdr) { + BIF_TRAP_CODE_PTR_0(BIF_P, modp->old.code_hdr->on_load_function_ptr); } else { BIF_ERROR(BIF_P, BADARG); @@ -651,14 +651,14 @@ BIF_RETTYPE finish_after_on_load_2(BIF_ALIST_2) code_ix = erts_active_code_ix(); modp = erts_get_module(BIF_ARG_1, code_ix); - if (!modp || !modp->curr.code_hdr) { + if (!modp || !modp->old.code_hdr) { error: erts_smp_thr_progress_unblock(); erts_smp_proc_lock(BIF_P, ERTS_PROC_LOCK_MAIN); erts_release_code_write_permission(); BIF_ERROR(BIF_P, BADARG); } - if (modp->curr.code_hdr->on_load_function_ptr == NULL) { + if (modp->old.code_hdr->on_load_function_ptr == NULL) { goto error; } if (BIF_ARG_2 != am_false && BIF_ARG_2 != am_true) { @@ -667,44 +667,55 @@ BIF_RETTYPE finish_after_on_load_2(BIF_ALIST_2) if (BIF_ARG_2 == am_true) { int i; + struct erl_module_instance t; + + /* + * Swap old and new code. + */ + t = modp->curr; + modp->curr = modp->old; + modp->old = t; /* * The on_load function succeded. Fix up export entries. */ for (i = 0; i < export_list_size(code_ix); i++) { Export *ep = export_list(i,code_ix); - if (ep != NULL && - ep->code[0] == BIF_ARG_1 && - ep->code[4] != 0) { + if (ep == NULL || ep->code[0] != BIF_ARG_1) { + continue; + } + if (ep->code[4] != 0) { ep->addressv[code_ix] = (void *) ep->code[4]; ep->code[4] = 0; + } else { + if (ep->addressv[code_ix] == ep->code+3 && + ep->code[3] == (BeamInstr) em_apply_bif) { + continue; + } + ep->addressv[code_ix] = ep->code+3; + ep->code[3] = (BeamInstr) em_call_error_handler; } } modp->curr.code_hdr->on_load_function_ptr = NULL; set_default_trace_pattern(BIF_ARG_1); } else if (BIF_ARG_2 == am_false) { - BeamInstr* code; - BeamInstr* end; + int i; /* - * The on_load function failed. Remove the loaded code. - * This is an combination of delete and purge. We purge - * the current code; the old code is not touched. + * The on_load function failed. Remove references to the + * code that is about to be purged from the export entries. */ - erts_total_code_size -= modp->curr.code_length; - code = (BeamInstr*) modp->curr.code_hdr; - end = (BeamInstr *) ((char *)code + modp->curr.code_length); - erts_cleanup_funs_on_purge(code, end); - beam_catches_delmod(modp->curr.catches, code, modp->curr.code_length, - erts_active_code_ix()); - if (modp->curr.code_hdr->literals_start) { - erts_free(ERTS_ALC_T_LITERAL, modp->curr.code_hdr->literals_start); - } - erts_free(ERTS_ALC_T_CODE, modp->curr.code_hdr); - modp->curr.code_hdr = NULL; - modp->curr.code_length = 0; - modp->curr.catches = BEAM_CATCHES_NIL; - erts_remove_from_ranges(code); + + for (i = 0; i < export_list_size(code_ix); i++) { + Export *ep = export_list(i,code_ix); + if (ep == NULL || ep->code[0] != BIF_ARG_1) { + continue; + } + if (ep->code[3] == (BeamInstr) em_apply_bif) { + continue; + } + ep->code[4] = 0; + } } erts_smp_thr_progress_unblock(); erts_smp_proc_lock(BIF_P, ERTS_PROC_LOCK_MAIN); @@ -753,7 +764,7 @@ check_mod_funs(Process *p, ErlOffHeap *off_heap, char *area, size_t area_size) static Eterm -check_process_code(Process* rp, Module* modp, Uint flags, int *redsp) +check_process_code(Process* rp, Module* modp, Uint flags, int *redsp, int fcalls) { BeamInstr* start; char* literals; @@ -955,7 +966,7 @@ check_process_code(Process* rp, Module* modp, Uint flags, int *redsp) if (need_gc & ERTS_ORDINARY_GC__) { FLAGS(rp) |= F_NEED_FULLSWEEP; - *redsp += erts_garbage_collect_nobump(rp, 0, rp->arg_reg, rp->arity); + *redsp += erts_garbage_collect_nobump(rp, 0, rp->arg_reg, rp->arity, fcalls); done_gc |= ERTS_ORDINARY_GC__; } if (need_gc & ERTS_LITERAL_GC__) { diff --git a/erts/emulator/beam/beam_bp.h b/erts/emulator/beam/beam_bp.h index fc17f95b5d..9c2fc007a2 100644 --- a/erts/emulator/beam/beam_bp.h +++ b/erts/emulator/beam/beam_bp.h @@ -173,19 +173,7 @@ void erts_clear_time_trace_bif(BeamInstr *pc); BeamInstr *erts_find_local_func(Eterm mfa[3]); -ERTS_GLB_INLINE Uint erts_bp_sched2ix(void); - #if ERTS_GLB_INLINE_INCL_FUNC_DEF -ERTS_GLB_INLINE Uint erts_bp_sched2ix(void) -{ -#ifdef ERTS_SMP - ErtsSchedulerData *esdp; - esdp = erts_get_scheduler_data(); - return esdp->no - 1; -#else - return 0; -#endif -} extern erts_smp_atomic32_t erts_active_bp_index; extern erts_smp_atomic32_t erts_staging_bp_index; diff --git a/erts/emulator/beam/beam_emu.c b/erts/emulator/beam/beam_emu.c index aab0baebea..99eb26bec5 100644 --- a/erts/emulator/beam/beam_emu.c +++ b/erts/emulator/beam/beam_emu.c @@ -308,7 +308,8 @@ void** beam_ops; if (E - HTOP < (needed + (HeapNeed))) { \ SWAPOUT; \ PROCESS_MAIN_CHK_LOCKS(c_p); \ - FCALLS -= erts_garbage_collect_nobump(c_p, needed + (HeapNeed), reg, (M)); \ + FCALLS -= erts_garbage_collect_nobump(c_p, needed + (HeapNeed), \ + reg, (M), FCALLS); \ ERTS_VERIFY_UNUSED_TEMP_ALLOC(c_p); \ PROCESS_MAIN_CHK_LOCKS(c_p); \ SWAPIN; \ @@ -360,7 +361,7 @@ void** beam_ops; if ((E - HTOP < need) || (MSO(c_p).overhead + (VNh) >= BIN_VHEAP_SZ(c_p))) {\ SWAPOUT; \ PROCESS_MAIN_CHK_LOCKS(c_p); \ - FCALLS -= erts_garbage_collect_nobump(c_p, need, reg, (Live)); \ + FCALLS -= erts_garbage_collect_nobump(c_p, need, reg, (Live), FCALLS); \ ERTS_VERIFY_UNUSED_TEMP_ALLOC(c_p); \ PROCESS_MAIN_CHK_LOCKS(c_p); \ SWAPIN; \ @@ -381,7 +382,7 @@ void** beam_ops; if (E - HTOP < need) { \ SWAPOUT; \ PROCESS_MAIN_CHK_LOCKS(c_p); \ - FCALLS -= erts_garbage_collect_nobump(c_p, need, reg, (Live));\ + FCALLS -= erts_garbage_collect_nobump(c_p, need, reg, (Live), FCALLS); \ ERTS_VERIFY_UNUSED_TEMP_ALLOC(c_p); \ PROCESS_MAIN_CHK_LOCKS(c_p); \ SWAPIN; \ @@ -402,7 +403,7 @@ void** beam_ops; SWAPOUT; \ reg[Live] = Extra; \ PROCESS_MAIN_CHK_LOCKS(c_p); \ - FCALLS -= erts_garbage_collect_nobump(c_p, need, reg, (Live)+1); \ + FCALLS -= erts_garbage_collect_nobump(c_p, need, reg, (Live)+1, FCALLS); \ ERTS_VERIFY_UNUSED_TEMP_ALLOC(c_p); \ PROCESS_MAIN_CHK_LOCKS(c_p); \ Extra = reg[Live]; \ @@ -1196,6 +1197,25 @@ init_emulator(void) #define DTRACE_NIF_RETURN(p, m, f, a) do {} while (0) #endif /* USE_VM_PROBES */ +#ifdef DEBUG +#define ERTS_DBG_CHK_REDS(P, FC) \ + do { \ + if (ERTS_PROC_GET_SAVED_CALLS_BUF((P))) { \ + ASSERT(FC <= 0); \ + ASSERT(ERTS_PROC_GET_SCHDATA(c_p)->virtual_reds \ + <= 0 - (FC)); \ + } \ + else { \ + ASSERT(FC <= CONTEXT_REDS); \ + ASSERT(ERTS_PROC_GET_SCHDATA(c_p)->virtual_reds \ + <= CONTEXT_REDS - (FC)); \ + } \ +} while (0) +#else +#define ERTS_DBG_CHK_REDS(P, FC) +#endif + + /* * process_main() is called twice: * The first call performs some initialisation, including exporting @@ -1290,7 +1310,12 @@ void process_main(void) goto do_schedule1; do_schedule: - reds_used = REDS_IN(c_p) - FCALLS; + ASSERT(c_p->debug_reds_in == REDS_IN(c_p)); + if (!ERTS_PROC_GET_SAVED_CALLS_BUF(c_p)) + reds_used = REDS_IN(c_p) - FCALLS; + else + reds_used = REDS_IN(c_p) - (CONTEXT_REDS + FCALLS); + ASSERT(reds_used >= 0); do_schedule1: if (start_time != 0) { @@ -1310,6 +1335,7 @@ void process_main(void) ERTS_SMP_UNREQ_PROC_MAIN_LOCK(c_p); ERTS_VERIFY_UNUSED_TEMP_ALLOC(c_p); c_p = schedule(c_p, reds_used); + ASSERT(!(c_p->flags & F_HIPE_MODE)); ERTS_VERIFY_UNUSED_TEMP_ALLOC(c_p); start_time = 0; #ifdef DEBUG @@ -1348,16 +1374,21 @@ void process_main(void) SET_I(c_p->i); - reds = c_p->fcalls; - if (ERTS_PROC_GET_SAVED_CALLS_BUF(c_p) - && (ERTS_TRACE_FLAGS(c_p) & F_SENSITIVE) == 0) { - neg_o_reds = -reds; - FCALLS = REDS_IN(c_p) = 0; + REDS_IN(c_p) = reds = c_p->fcalls; +#ifdef DEBUG + c_p->debug_reds_in = reds; +#endif + + if (ERTS_PROC_GET_SAVED_CALLS_BUF(c_p)) { + neg_o_reds = -CONTEXT_REDS; + FCALLS = neg_o_reds + reds; } else { neg_o_reds = 0; - FCALLS = REDS_IN(c_p) = reds; + FCALLS = reds; } + ERTS_DBG_CHK_REDS(c_p, FCALLS); + next = (BeamInstr *) *I; SWAPIN; ASSERT(VALID_INSTR(next)); @@ -1770,7 +1801,7 @@ void process_main(void) if (E - HTOP < 3) { SWAPOUT; PROCESS_MAIN_CHK_LOCKS(c_p); - FCALLS -= erts_garbage_collect_nobump(c_p, 3, reg+2, 1); + FCALLS -= erts_garbage_collect_nobump(c_p, 3, reg+2, 1, FCALLS); ERTS_VERIFY_UNUSED_TEMP_ALLOC(c_p); PROCESS_MAIN_CHK_LOCKS(c_p); SWAPIN; @@ -1865,6 +1896,7 @@ void process_main(void) c_p->flags |= F_DELAY_GC; loop_rec__: + PROCESS_MAIN_CHK_LOCKS(c_p); msgp = PEEK_MESSAGE(c_p); @@ -2007,6 +2039,8 @@ void process_main(void) ERTS_VBUMP_LEAVE_REDS_INTERNAL(c_p, 5, FCALLS); } + ERTS_DBG_CHK_REDS(c_p, FCALLS); + ERTS_VERIFY_UNUSED_TEMP_ALLOC(c_p); PROCESS_MAIN_CHK_LOCKS(c_p); NextPF(0, next); @@ -2535,6 +2569,7 @@ do { \ GetArg1(2, tmp_reg[0]); bf = (BifFunction) Arg(1); + ERTS_DBG_CHK_REDS(c_p, FCALLS); c_p->fcalls = FCALLS; PROCESS_MAIN_CHK_LOCKS(c_p); ASSERT(!ERTS_PROC_IS_EXITING(c_p)); @@ -2544,6 +2579,7 @@ do { \ PROCESS_MAIN_CHK_LOCKS(c_p); ERTS_HOLE_CHECK(c_p); FCALLS = c_p->fcalls; + ERTS_DBG_CHK_REDS(c_p, FCALLS); if (is_value(result)) { StoreBifResult(3, result); } @@ -2564,6 +2600,7 @@ do { \ GetArg1(1, tmp_reg[0]); bf = (BifFunction) Arg(0); + ERTS_DBG_CHK_REDS(c_p, FCALLS); c_p->fcalls = FCALLS; PROCESS_MAIN_CHK_LOCKS(c_p); ASSERT(!ERTS_PROC_IS_EXITING(c_p)); @@ -2573,6 +2610,7 @@ do { \ PROCESS_MAIN_CHK_LOCKS(c_p); ERTS_HOLE_CHECK(c_p); FCALLS = c_p->fcalls; + ERTS_DBG_CHK_REDS(c_p, FCALLS); if (is_value(result)) { StoreBifResult(2, result); } @@ -2591,6 +2629,7 @@ do { \ GetArg1(2, x(live)); bf = (GcBifFunction) Arg(1); + ERTS_DBG_CHK_REDS(c_p, FCALLS); c_p->fcalls = FCALLS; SWAPOUT; PROCESS_MAIN_CHK_LOCKS(c_p); @@ -2602,6 +2641,7 @@ do { \ SWAPIN; ERTS_HOLE_CHECK(c_p); FCALLS = c_p->fcalls; + ERTS_DBG_CHK_REDS(c_p, FCALLS); if (is_value(result)) { StoreBifResult(4, result); } @@ -2630,6 +2670,7 @@ do { \ */ live++; bf = (GcBifFunction) Arg(1); + ERTS_DBG_CHK_REDS(c_p, FCALLS); c_p->fcalls = FCALLS; SWAPOUT; PROCESS_MAIN_CHK_LOCKS(c_p); @@ -2641,6 +2682,7 @@ do { \ SWAPIN; ERTS_HOLE_CHECK(c_p); FCALLS = c_p->fcalls; + ERTS_DBG_CHK_REDS(c_p, FCALLS); if (is_value(result)) { StoreBifResult(5, result); } @@ -2671,6 +2713,7 @@ do { \ */ live += 2; bf = (GcBifFunction) Arg(1); + ERTS_DBG_CHK_REDS(c_p, FCALLS); c_p->fcalls = FCALLS; SWAPOUT; PROCESS_MAIN_CHK_LOCKS(c_p); @@ -2682,6 +2725,7 @@ do { \ SWAPIN; ERTS_HOLE_CHECK(c_p); FCALLS = c_p->fcalls; + ERTS_DBG_CHK_REDS(c_p, FCALLS); if (is_value(result)) { StoreBifResult(5, result); } @@ -2708,6 +2752,7 @@ do { \ GetArg2(2, tmp_reg[0], tmp_reg[1]); bf = (BifFunction) Arg(1); + ERTS_DBG_CHK_REDS(c_p, FCALLS); c_p->fcalls = FCALLS; PROCESS_MAIN_CHK_LOCKS(c_p); ASSERT(!ERTS_PROC_IS_EXITING(c_p)); @@ -2717,6 +2762,7 @@ do { \ PROCESS_MAIN_CHK_LOCKS(c_p); ERTS_HOLE_CHECK(c_p); FCALLS = c_p->fcalls; + ERTS_DBG_CHK_REDS(c_p, FCALLS); if (is_value(result)) { StoreBifResult(4, result); } @@ -2775,6 +2821,7 @@ do { \ bf = GET_BIF_ADDRESS(Arg(0)); PRE_BIF_SWAPOUT(c_p); + ERTS_DBG_CHK_REDS(c_p, FCALLS); c_p->fcalls = FCALLS - 1; if (FCALLS <= 0) { save_calls(c_p, (Export *) Arg(0)); @@ -2796,6 +2843,7 @@ do { \ PROCESS_MAIN_CHK_LOCKS(c_p); HTOP = HEAP_TOP(c_p); FCALLS = c_p->fcalls; + ERTS_DBG_CHK_REDS(c_p, FCALLS); /* We have to update the cache if we are enabled in order to make sure no book keeping is done after we disabled msacc. We don't always do this as it is quite expensive. */ @@ -3324,8 +3372,13 @@ do { \ * (beacuse the code for the Dispatch() macro becomes shorter that way). */ - reds_used = REDS_IN(c_p) - FCALLS + 1; - + ASSERT(c_p->debug_reds_in == REDS_IN(c_p)); + if (!ERTS_PROC_GET_SAVED_CALLS_BUF(c_p)) + reds_used = REDS_IN(c_p) - FCALLS; + else + reds_used = REDS_IN(c_p) - (CONTEXT_REDS + FCALLS); + ASSERT(reds_used >= 0); + /* * Save the argument registers and everything else. */ @@ -3514,6 +3567,7 @@ do { \ DTRACE_BIF_ENTRY(c_p, (Eterm)I[-3], (Eterm)I[-2], (Uint)I[-1]); SWAPOUT; + ERTS_DBG_CHK_REDS(c_p, FCALLS - 1); c_p->fcalls = FCALLS - 1; vbf = (BifFunction) Arg(0); PROCESS_MAIN_CHK_LOCKS(c_p); @@ -3549,6 +3603,7 @@ do { \ } SWAPIN; /* There might have been a garbage collection. */ FCALLS = c_p->fcalls; + ERTS_DBG_CHK_REDS(c_p, FCALLS); if (is_value(nif_bif_result)) { r(0) = nif_bif_result; CHECK_TERM(r(0)); @@ -4611,9 +4666,9 @@ do { \ OpCase(i_generic_breakpoint): { BeamInstr real_I; ASSERT(I[-5] == (BeamInstr) BeamOp(op_i_func_info_IaaI)); - SWAPOUT; + HEAVY_SWAPOUT; real_I = erts_generic_breakpoint(c_p, I, reg); - SWAPIN; + HEAVY_SWAPIN; ASSERT(VALID_INSTR(real_I)); Goto(real_I); } @@ -4790,6 +4845,7 @@ do { \ { #define HIPE_MODE_SWITCH(Cmd) \ SWAPOUT; \ + ERTS_DBG_CHK_REDS(c_p, FCALLS); \ c_p->fcalls = FCALLS; \ c_p->def_arg_reg[4] = -neg_o_reds; \ c_p = hipe_mode_switch(c_p, Cmd, reg); \ @@ -4828,6 +4884,9 @@ do { \ #undef HIPE_MODE_SWITCH L_post_hipe_mode_switch: +#ifdef DEBUG + pid = c_p->common.id; /* may have switched process... */ +#endif reg = ERTS_PROC_GET_SCHDATA(c_p)->x_reg_array; freg = ERTS_PROC_GET_SCHDATA(c_p)->f_reg_array; ERL_BITS_RELOAD_STATEP(c_p); @@ -4835,6 +4894,7 @@ do { \ neg_o_reds = -c_p->def_arg_reg[4]; FCALLS = c_p->fcalls; SWAPIN; + ERTS_DBG_CHK_REDS(c_p, FCALLS); switch( c_p->def_arg_reg[3] ) { case HIPE_MODE_SWITCH_RES_RETURN: ASSERT(is_value(reg[0])); @@ -6839,7 +6899,7 @@ erts_current_reductions(Process *current, Process *p) if (current != p) { return 0; } else if (current->fcalls < 0 && ERTS_PROC_GET_SAVED_CALLS_BUF(current)) { - return -current->fcalls; + return current->fcalls + CONTEXT_REDS; } else { return REDS_IN(current) - current->fcalls; } diff --git a/erts/emulator/beam/beam_load.c b/erts/emulator/beam/beam_load.c index 2e21a553ed..95489d9a63 100644 --- a/erts/emulator/beam/beam_load.c +++ b/erts/emulator/beam/beam_load.c @@ -32,6 +32,7 @@ #include "bif.h" #include "external.h" #include "beam_load.h" +#include "beam_bp.h" #include "big.h" #include "erl_bits.h" #include "beam_catches.h" @@ -479,9 +480,9 @@ static void free_loader_state(Binary* magic); static ErlHeapFragment* new_literal_fragment(Uint size); static void free_literal_fragment(ErlHeapFragment*); static void loader_state_dtor(Binary* magic); -static Eterm insert_new_code(Process *c_p, ErtsProcLocks c_p_locks, - Eterm group_leader, Eterm module, - BeamCodeHeader* code, Uint size); +static Eterm stub_insert_new_code(Process *c_p, ErtsProcLocks c_p_locks, + Eterm group_leader, Eterm module, + BeamCodeHeader* code, Uint size); static int init_iff_file(LoaderState* stp, byte* code, Uint size); static int scan_iff_file(LoaderState* stp, Uint* chunk_types, Uint num_types, Uint num_mandatory); @@ -513,7 +514,7 @@ static GenOp* gen_get_map_element(LoaderState* stp, GenOpArg Fail, GenOpArg Src, static int freeze_code(LoaderState* stp); -static void final_touch(LoaderState* stp); +static void final_touch(LoaderState* stp, struct erl_module_instance* inst_p); static void short_file(int line, LoaderState* stp, unsigned needed); static void load_printf(int line, LoaderState* context, char *fmt, ...); static int transform_engine(LoaderState* st); @@ -766,8 +767,11 @@ Eterm erts_finish_loading(Binary* magic, Process* c_p, ErtsProcLocks c_p_locks, Eterm* modp) { - Eterm retval; + Eterm retval = NIL; LoaderState* stp = ERTS_MAGIC_BIN_DATA(magic); + Module* mod_tab_p; + struct erl_module_instance* inst_p; + Uint size; /* * No other process may run since we will update the export @@ -776,27 +780,80 @@ erts_finish_loading(Binary* magic, Process* c_p, ERTS_SMP_LC_ASSERT(erts_initialized == 0 || erts_has_code_write_permission() || erts_smp_thr_progress_is_blocking()); - /* * Make current code for the module old and insert the new code * as current. This will fail if there already exists old code * for the module. */ + mod_tab_p = erts_put_module(stp->module); CHKBLK(ERTS_ALC_T_CODE,stp->code); - retval = insert_new_code(c_p, c_p_locks, stp->group_leader, stp->module, - stp->hdr, stp->loaded_size); - if (retval != NIL) { - goto load_error; + if (!stp->on_load) { + /* + * Normal case -- no -on_load() function. + */ + retval = beam_make_current_old(c_p, c_p_locks, stp->module); + ASSERT(retval == NIL); + } else { + ErtsCodeIndex code_ix = erts_staging_code_ix(); + Eterm module = stp->module; + int i; + + /* + * There is an -on_load() function. We will keep the current + * code, but we must turn off any tracing. + */ + + for (i = 0; i < export_list_size(code_ix); i++) { + Export *ep = export_list(i, code_ix); + if (ep == NULL || ep->code[0] != module) { + continue; + } + if (ep->addressv[code_ix] == ep->code+3) { + if (ep->code[3] == (BeamInstr) em_apply_bif) { + continue; + } else if (ep->code[3] == + (BeamInstr) BeamOp(op_i_generic_breakpoint)) { + ERTS_SMP_LC_ASSERT(erts_smp_thr_progress_is_blocking()); + ASSERT(mod_tab_p->curr.num_traced_exports > 0); + erts_clear_export_break(mod_tab_p, ep->code+3); + ep->addressv[code_ix] = (BeamInstr *) ep->code[4]; + ep->code[4] = 0; + } + ASSERT(ep->code[4] == 0); + } + } + ASSERT(mod_tab_p->curr.num_breakpoints == 0); + ASSERT(mod_tab_p->curr.num_traced_exports == 0); } /* + * Update module table. + */ + + size = stp->loaded_size; + erts_total_code_size += size; + if (stp->on_load) { + inst_p = &mod_tab_p->old; + } else { + inst_p = &mod_tab_p->curr; + } + inst_p->code_hdr = stp->hdr; + inst_p->code_length = size; + + /* + * Update ranges (used for finding a function from a PC value). + */ + + erts_update_ranges((BeamInstr*)inst_p->code_hdr, size); + + /* * Ready for the final touch: fixing the export table entries for * exported and imported functions. This can't fail. */ CHKBLK(ERTS_ALC_T_CODE,stp->code); - final_touch(stp); + final_touch(stp, inst_p); /* * Loading succeded. @@ -820,7 +877,6 @@ erts_finish_loading(Binary* magic, Process* c_p, retval = am_on_load; } - load_error: free_loader_state(magic); return retval; } @@ -1026,9 +1082,9 @@ loader_state_dtor(Binary* magic) } static Eterm -insert_new_code(Process *c_p, ErtsProcLocks c_p_locks, - Eterm group_leader, Eterm module, BeamCodeHeader* code_hdr, - Uint size) +stub_insert_new_code(Process *c_p, ErtsProcLocks c_p_locks, + Eterm group_leader, Eterm module, + BeamCodeHeader* code_hdr, Uint size) { Module* modp; Eterm retval; @@ -4700,14 +4756,13 @@ freeze_code(LoaderState* stp) } static void -final_touch(LoaderState* stp) +final_touch(LoaderState* stp, struct erl_module_instance* inst_p) { int i; int on_load = stp->on_load; unsigned catches; Uint index; BeamInstr* codev = stp->codev; - Module* modp; /* * Allocate catch indices and fix up all catch_yf instructions. @@ -4722,8 +4777,7 @@ final_touch(LoaderState* stp) codev[index+2] = make_catch(catches); index = next; } - modp = erts_put_module(stp->module); - modp->curr.catches = catches; + inst_p->catches = catches; /* * Export functions. @@ -4743,10 +4797,10 @@ final_touch(LoaderState* stp) ep->addressv[erts_staging_code_ix()] = address; } else { /* - * Don't make any of the exported functions - * callable yet. + * on_load: Don't make any of the exported functions + * callable yet. Keep any function in the current + * code callable. */ - ep->addressv[erts_staging_code_ix()] = ep->code+3; ep->code[4] = (BeamInstr) address; } } @@ -6421,7 +6475,8 @@ erts_make_stub_module(Process* p, Eterm Mod, Eterm Beam, Eterm Info) * Insert the module in the module table. */ - rval = insert_new_code(p, 0, p->group_leader, Mod, code_hdr, code_size); + rval = stub_insert_new_code(p, 0, p->group_leader, Mod, + code_hdr, code_size); if (rval != NIL) { goto error; } diff --git a/erts/emulator/beam/bif.c b/erts/emulator/beam/bif.c index ac77fa96e1..eed0702688 100644 --- a/erts/emulator/beam/bif.c +++ b/erts/emulator/beam/bif.c @@ -1569,7 +1569,32 @@ static BIF_RETTYPE process_flag_aux(Process *BIF_P, scb->n = 0; } - scb = ERTS_PROC_SET_SAVED_CALLS_BUF(rp, scb); +#ifdef HIPE + if (rp->flags & F_HIPE_MODE) { + ASSERT(!ERTS_PROC_GET_SAVED_CALLS_BUF(rp)); + scb = ERTS_PROC_SET_SUSPENDED_SAVED_CALLS_BUF(rp, scb); + } + else +#endif + { +#ifdef HIPE + ASSERT(!ERTS_PROC_GET_SUSPENDED_SAVED_CALLS_BUF(rp)); +#endif + scb = ERTS_PROC_SET_SAVED_CALLS_BUF(rp, scb); + if (rp == BIF_P && ((scb && i == 0) || (!scb && i != 0))) { + /* Adjust fcalls to match save calls setting... */ + if (i == 0) + BIF_P->fcalls += CONTEXT_REDS; /* disabled it */ + else + BIF_P->fcalls -= CONTEXT_REDS; /* enabled it */ + + /* + * Make sure we reschedule immediately so the + * change take effect at once. + */ + ERTS_VBUMP_ALL_REDS(BIF_P); + } + } if (!scb) old_value = make_small(0); @@ -1578,12 +1603,7 @@ static BIF_RETTYPE process_flag_aux(Process *BIF_P, erts_free(ERTS_ALC_T_CALLS_BUF, (void *) scb); } - /* Make sure the process in question is rescheduled - immediately, if it's us, so the call saving takes effect. */ - if (rp == BIF_P) - BIF_RET2(old_value, CONTEXT_REDS); - else - BIF_RET(old_value); + BIF_RET(old_value); } error: @@ -1736,7 +1756,9 @@ BIF_RETTYPE process_flag_2(BIF_ALIST_2) ERTS_TRACE_FLAGS(BIF_P) &= ~F_SENSITIVE; } erts_smp_proc_unlock(BIF_P, ERTS_PROC_LOCKS_ALL_MINOR); - BIF_RET(old_value); + /* make sure to bump all reds so that we get + rescheduled immediately so setting takes effect */ + BIF_RET2(old_value, CONTEXT_REDS); } else if (BIF_ARG_1 == am_monitor_nodes) { /* @@ -1775,10 +1797,18 @@ BIF_RETTYPE process_flag_3(BIF_ALIST_3) Process *rp; Eterm res; - if ((rp = erts_pid2proc(BIF_P, ERTS_PROC_LOCK_MAIN, - BIF_ARG_1, ERTS_PROC_LOCK_MAIN)) == NULL) { +#ifdef ERTS_SMP + rp = erts_pid2proc_not_running(BIF_P, ERTS_PROC_LOCK_MAIN, + BIF_ARG_1, ERTS_PROC_LOCK_MAIN); + if (rp == ERTS_PROC_LOCK_BUSY) + ERTS_BIF_YIELD3(bif_export[BIF_process_flag_3], BIF_P, + BIF_ARG_1, BIF_ARG_2, BIF_ARG_3); +#else + rp = erts_proc_lookup(BIF_ARG_1); +#endif + + if (!rp) BIF_ERROR(BIF_P, BADARG); - } res = process_flag_aux(BIF_P, rp, BIF_ARG_2, BIF_ARG_3); diff --git a/erts/emulator/beam/bif.h b/erts/emulator/beam/bif.h index 546e3830b9..5d751dd67d 100644 --- a/erts/emulator/beam/bif.h +++ b/erts/emulator/beam/bif.h @@ -52,6 +52,7 @@ extern Export *erts_convert_time_unit_trap; (p)->fcalls = 0; \ else \ (p)->fcalls = -CONTEXT_REDS; \ + ASSERT(ERTS_BIF_REDS_LEFT((p)) == 0); \ } while(0) #define ERTS_VBUMP_ALL_REDS_INTERNAL(p, fcalls) \ diff --git a/erts/emulator/beam/break.c b/erts/emulator/beam/break.c index 4f5e80f2e5..d02c6828f9 100644 --- a/erts/emulator/beam/break.c +++ b/erts/emulator/beam/break.c @@ -347,8 +347,11 @@ print_process_info(int to, void *to_arg, Process *p) static void print_garb_info(int to, void *to_arg, Process* p) { +#ifdef ERTS_SMP /* ERTS_SMP: A scheduler is probably concurrently doing gc... */ -#ifndef ERTS_SMP + if (!ERTS_IS_CRASH_DUMPING) + return; +#endif erts_print(to, to_arg, "New heap start: %bpX\n", p->heap); erts_print(to, to_arg, "New heap top: %bpX\n", p->htop); erts_print(to, to_arg, "Stack top: %bpX\n", p->stop); @@ -356,7 +359,6 @@ print_garb_info(int to, void *to_arg, Process* p) erts_print(to, to_arg, "Old heap start: %bpX\n", OLD_HEAP(p)); erts_print(to, to_arg, "Old heap top: %bpX\n", OLD_HTOP(p)); erts_print(to, to_arg, "Old heap end: %bpX\n", OLD_HEND(p)); -#endif } void diff --git a/erts/emulator/beam/dist.c b/erts/emulator/beam/dist.c index b020f16805..09c83f1117 100644 --- a/erts/emulator/beam/dist.c +++ b/erts/emulator/beam/dist.c @@ -1967,7 +1967,7 @@ dist_port_command(Port *prt, ErtsDistOutputBuf *obuf) ERTS_SMP_LC_ASSERT(erts_lc_is_port_locked(prt)); if (size > (Uint) INT_MAX) - erts_exit(ERTS_ABORT_EXIT, + erts_exit(ERTS_DUMP_EXIT, "Absurdly large distribution output data buffer " "(%beu bytes) passed.\n", size); @@ -2007,7 +2007,7 @@ dist_port_commandv(Port *prt, ErtsDistOutputBuf *obuf) ERTS_SMP_LC_ASSERT(erts_lc_is_port_locked(prt)); if (size > (Uint) INT_MAX) - erts_exit(ERTS_ABORT_EXIT, + erts_exit(ERTS_DUMP_EXIT, "Absurdly large distribution output data buffer " "(%beu bytes) passed.\n", size); diff --git a/erts/emulator/beam/erl_async.c b/erts/emulator/beam/erl_async.c index 4d6d699d9f..84254af0c2 100644 --- a/erts/emulator/beam/erl_async.c +++ b/erts/emulator/beam/erl_async.c @@ -283,10 +283,10 @@ static ERTS_INLINE void async_add(ErtsAsync *a, ErtsAsyncQ* q) erts_thr_q_enqueue(&q->thr_q, a); #ifdef USE_LTTNG_VM_TRACEPOINTS - if (LTTNG_ENABLED(aio_pool_add)) { + if (LTTNG_ENABLED(aio_pool_put)) { lttng_decl_portbuf(port_str); lttng_portid_to_str(a->port, port_str); - LTTNG2(aio_pool_add, port_str, -1); + LTTNG2(aio_pool_put, port_str, -1); } #endif #ifdef USE_VM_PROBES diff --git a/erts/emulator/beam/erl_bif_info.c b/erts/emulator/beam/erl_bif_info.c index c9741b361f..99fe847ba2 100644 --- a/erts/emulator/beam/erl_bif_info.c +++ b/erts/emulator/beam/erl_bif_info.c @@ -1359,9 +1359,10 @@ process_info_aux(Process *BIF_P, total_heap_size += rp->mbuf_sz; - for (mp = rp->msg.first; mp; mp = mp->next) - if (mp->data.attached) - total_heap_size += erts_msg_attached_data_size(mp); + if (rp->flags & F_ON_HEAP_MSGQ) + for (mp = rp->msg.first; mp; mp = mp->next) + if (mp->data.attached) + total_heap_size += erts_msg_attached_data_size(mp); (void) erts_bld_uint(NULL, &hsz, total_heap_size); hp = HAlloc(BIF_P, hsz); diff --git a/erts/emulator/beam/erl_gc.c b/erts/emulator/beam/erl_gc.c index 85a1467a52..bed7e668d7 100644 --- a/erts/emulator/beam/erl_gc.c +++ b/erts/emulator/beam/erl_gc.c @@ -116,7 +116,7 @@ static Eterm *full_sweep_heaps(Process *p, char *oh, Uint oh_size, Eterm *objv, int nobj); static int garbage_collect(Process* p, ErlHeapFragment *live_hf_end, - int need, Eterm* objv, int nobj); + int need, Eterm* objv, int nobj, int fcalls); static int major_collection(Process* p, ErlHeapFragment *live_hf_end, int need, Eterm* objv, int nobj, Uint *recl); static int minor_collection(Process* p, ErlHeapFragment *live_hf_end, @@ -392,15 +392,15 @@ erts_gc_after_bif_call_lhf(Process* p, ErlHeapFragment *live_hf_end, regs = ERTS_PROC_GET_SCHDATA(p)->x_reg_array; } #endif - cost = garbage_collect(p, live_hf_end, 0, regs, p->arity); + cost = garbage_collect(p, live_hf_end, 0, regs, p->arity, p->fcalls); } else { - cost = garbage_collect(p, live_hf_end, 0, regs, arity); + cost = garbage_collect(p, live_hf_end, 0, regs, arity, p->fcalls); } } else { Eterm val[1]; val[0] = result; - cost = garbage_collect(p, live_hf_end, 0, val, 1); + cost = garbage_collect(p, live_hf_end, 0, val, 1, p->fcalls); result = val[0]; } BUMP_REDS(p, cost); @@ -431,7 +431,7 @@ static ERTS_INLINE void reset_active_writer(Process *p) #define ERTS_ABANDON_HEAP_COST 10 static int -delay_garbage_collection(Process *p, ErlHeapFragment *live_hf_end, int need) +delay_garbage_collection(Process *p, ErlHeapFragment *live_hf_end, int need, int fcalls) { ErlHeapFragment *hfrag; Eterm *orig_heap, *orig_hend, *orig_htop, *orig_stop; @@ -506,12 +506,16 @@ delay_garbage_collection(Process *p, ErlHeapFragment *live_hf_end, int need) /* Make sure that we do a proper GC as soon as possible... */ p->flags |= F_FORCE_GC; - reds_left = ERTS_BIF_REDS_LEFT(p); + reds_left = ERTS_REDS_LEFT(p, fcalls); + ASSERT(CONTEXT_REDS - reds_left >= ERTS_PROC_GET_SCHDATA(p)->virtual_reds); + if (reds_left > ERTS_ABANDON_HEAP_COST) { int vreds = reds_left - ERTS_ABANDON_HEAP_COST; - ERTS_VBUMP_REDS(p, vreds); + ERTS_PROC_GET_SCHDATA((p))->virtual_reds += vreds; } - return ERTS_ABANDON_HEAP_COST; + + ASSERT(CONTEXT_REDS >= ERTS_PROC_GET_SCHDATA(p)->virtual_reds); + return reds_left; } static ERTS_FORCE_INLINE Uint @@ -570,7 +574,7 @@ young_gen_usage(Process *p) */ static int garbage_collect(Process* p, ErlHeapFragment *live_hf_end, - int need, Eterm* objv, int nobj) + int need, Eterm* objv, int nobj, int fcalls) { Uint reclaimed_now = 0; int reds; @@ -581,8 +585,11 @@ garbage_collect(Process* p, ErlHeapFragment *live_hf_end, DTRACE_CHARBUF(pidbuf, DTRACE_TERM_BUF_SIZE); #endif + ASSERT(CONTEXT_REDS - ERTS_REDS_LEFT(p, fcalls) + >= ERTS_PROC_GET_SCHDATA(p)->virtual_reds); + if (p->flags & (F_DISABLE_GC|F_DELAY_GC)) - return delay_garbage_collection(p, live_hf_end, need); + return delay_garbage_collection(p, live_hf_end, need, fcalls); if (p->abandoned_heap) live_hf_end = ERTS_INVALID_HFRAG_PTR; @@ -703,16 +710,23 @@ do_major_collection: } int -erts_garbage_collect_nobump(Process* p, int need, Eterm* objv, int nobj) +erts_garbage_collect_nobump(Process* p, int need, Eterm* objv, int nobj, int fcalls) { - return garbage_collect(p, ERTS_INVALID_HFRAG_PTR, need, objv, nobj); + int reds = garbage_collect(p, ERTS_INVALID_HFRAG_PTR, need, objv, nobj, fcalls); + int reds_left = ERTS_REDS_LEFT(p, fcalls); + if (reds > reds_left) + reds = reds_left; + ASSERT(CONTEXT_REDS - (reds_left - reds) >= ERTS_PROC_GET_SCHDATA(p)->virtual_reds); + return reds; } void erts_garbage_collect(Process* p, int need, Eterm* objv, int nobj) { - int reds = garbage_collect(p, ERTS_INVALID_HFRAG_PTR, need, objv, nobj); + int reds = garbage_collect(p, ERTS_INVALID_HFRAG_PTR, need, objv, nobj, p->fcalls); BUMP_REDS(p, reds); + ASSERT(CONTEXT_REDS - ERTS_BIF_REDS_LEFT(p) + >= ERTS_PROC_GET_SCHDATA(p)->virtual_reds); } /* @@ -3009,10 +3023,30 @@ erts_process_gc_info(Process *p, Uint *sizep, Eterm **hpp) }; Eterm res = THE_NON_VALUE; + ErtsMessage *mp; ERTS_CT_ASSERT(sizeof(values)/sizeof(*values) == sizeof(tags)/sizeof(*tags)); ERTS_CT_ASSERT(sizeof(values)/sizeof(*values) == ERTS_PROCESS_GC_INFO_MAX_TERMS); + if (p->abandoned_heap) { + Eterm *htop, *heap; + ERTS_GET_ORIG_HEAP(p, heap, htop); + values[3] = HIGH_WATER(p) - heap; + values[6] = htop - heap; + } + + if (p->flags & F_ON_HEAP_MSGQ) { + /* If on heap messages in the internal queue are counted + as being part of the heap, so we have to add them to the + am_mbuf_size value. process_info(total_heap_size) should + be the same as adding old_heap_block_size + heap_block_size + + mbuf_size. + */ + for (mp = p->msg.first; mp; mp = mp->next) + if (mp->data.attached) + values[2] += erts_msg_attached_data_size(mp); + } + res = erts_bld_atom_uword_2tup_list(hpp, sizep, sizeof(values)/sizeof(*values), diff --git a/erts/emulator/beam/erl_gc.h b/erts/emulator/beam/erl_gc.h index 40b7c5d12c..8a6ff99990 100644 --- a/erts/emulator/beam/erl_gc.h +++ b/erts/emulator/beam/erl_gc.h @@ -139,7 +139,7 @@ Eterm erts_process_gc_info(struct process*, Uint *, Eterm **); void erts_gc_info(ErtsGCInfo *gcip); void erts_init_gc(void); -int erts_garbage_collect_nobump(struct process*, int, Eterm*, int); +int erts_garbage_collect_nobump(struct process*, int, Eterm*, int, int); void erts_garbage_collect(struct process*, int, Eterm*, int); void erts_garbage_collect_hibernate(struct process* p); Eterm erts_gc_after_bif_call_lhf(struct process* p, ErlHeapFragment *live_hf_end, diff --git a/erts/emulator/beam/erl_init.c b/erts/emulator/beam/erl_init.c index dec9bdfedc..fcd2739ac3 100644 --- a/erts/emulator/beam/erl_init.c +++ b/erts/emulator/beam/erl_init.c @@ -206,15 +206,15 @@ int erts_no_line_info = 0; /* -L: Don't load line information */ ErtsModifiedTimings erts_modified_timings[] = { /* 0 */ {make_small(0), CONTEXT_REDS, INPUT_REDUCTIONS}, - /* 1 */ {make_small(0), 2*CONTEXT_REDS, 2*INPUT_REDUCTIONS}, + /* 1 */ {make_small(0), (3*CONTEXT_REDS)/4, 2*INPUT_REDUCTIONS}, /* 2 */ {make_small(0), CONTEXT_REDS/2, INPUT_REDUCTIONS/2}, - /* 3 */ {make_small(0), 3*CONTEXT_REDS, 3*INPUT_REDUCTIONS}, + /* 3 */ {make_small(0), (7*CONTEXT_REDS)/8, 3*INPUT_REDUCTIONS}, /* 4 */ {make_small(0), CONTEXT_REDS/3, 3*INPUT_REDUCTIONS}, - /* 5 */ {make_small(0), 4*CONTEXT_REDS, INPUT_REDUCTIONS/2}, + /* 5 */ {make_small(0), (10*CONTEXT_REDS)/11, INPUT_REDUCTIONS/2}, /* 6 */ {make_small(1), CONTEXT_REDS/4, 2*INPUT_REDUCTIONS}, - /* 7 */ {make_small(1), 5*CONTEXT_REDS, INPUT_REDUCTIONS/3}, + /* 7 */ {make_small(1), (5*CONTEXT_REDS)/7, INPUT_REDUCTIONS/3}, /* 8 */ {make_small(10), CONTEXT_REDS/5, 3*INPUT_REDUCTIONS}, - /* 9 */ {make_small(10), 6*CONTEXT_REDS, INPUT_REDUCTIONS/4} + /* 9 */ {make_small(10), (6*CONTEXT_REDS)/7, INPUT_REDUCTIONS/4} }; #define ERTS_MODIFIED_TIMING_LEVELS \ @@ -578,6 +578,8 @@ void erts_usage(void) VH_DEFAULT_SIZE); erts_fprintf(stderr, "-hpds size initial process dictionary size (default %d)\n", erts_pd_initial_size); + erts_fprintf(stderr, "-hmqd val set default message queue data flag for processes,\n"); + erts_fprintf(stderr, " valid values are: off_heap | on_heap | mixed\n"); /* erts_fprintf(stderr, "-i module set the boot module (default init)\n"); */ @@ -655,8 +657,6 @@ void erts_usage(void) erts_fprintf(stderr, "-W<i|w|e> set error logger warnings mapping,\n"); erts_fprintf(stderr, " see error_logger documentation for details\n"); - erts_fprintf(stderr, "-xmqd val set default message queue data flag for processes,\n"); - erts_fprintf(stderr, " valid values are: off_heap | on_heap | mixed\n"); erts_fprintf(stderr, "-zdbbl size set the distribution buffer busy limit in kilobytes\n"); erts_fprintf(stderr, " valid range is [1-%d]\n", INT_MAX/1024); erts_fprintf(stderr, "-zdntgc time set delayed node table gc in seconds\n"); @@ -1487,6 +1487,7 @@ erl_start(int argc, char **argv) * h|ms - min_heap_size * h|mbs - min_bin_vheap_size * h|pds - erts_pd_initial_size + * h|mqd - message_queue_data * */ if (has_prefix("mbs", sub_param)) { @@ -1512,6 +1513,23 @@ erl_start(int argc, char **argv) } VERBOSE(DEBUG_SYSTEM, ("using initial process dictionary size %d\n", erts_pd_initial_size)); + } else if (has_prefix("mqd", sub_param)) { + arg = get_arg(sub_param+3, argv[i+1], &i); + if (sys_strcmp(arg, "mixed") == 0) + erts_default_spo_flags &= ~(SPO_ON_HEAP_MSGQ|SPO_OFF_HEAP_MSGQ); + else if (sys_strcmp(arg, "on_heap") == 0) { + erts_default_spo_flags &= ~SPO_OFF_HEAP_MSGQ; + erts_default_spo_flags |= SPO_ON_HEAP_MSGQ; + } + else if (sys_strcmp(arg, "off_heap") == 0) { + erts_default_spo_flags &= ~SPO_ON_HEAP_MSGQ; + erts_default_spo_flags |= SPO_OFF_HEAP_MSGQ; + } + else { + erts_fprintf(stderr, + "Invalid message_queue_data flag: %s\n", arg); + erts_usage(); + } } else { /* backward compatibility */ arg = get_arg(argv[i]+2, argv[i+1], &i); @@ -2047,32 +2065,6 @@ erl_start(int argc, char **argv) } break; - case 'x': { - char *sub_param = argv[i]+2; - if (has_prefix("mqd", sub_param)) { - arg = get_arg(sub_param+3, argv[i+1], &i); - if (sys_strcmp(arg, "mixed") == 0) - erts_default_spo_flags &= ~(SPO_ON_HEAP_MSGQ|SPO_OFF_HEAP_MSGQ); - else if (sys_strcmp(arg, "on_heap") == 0) { - erts_default_spo_flags &= ~SPO_OFF_HEAP_MSGQ; - erts_default_spo_flags |= SPO_ON_HEAP_MSGQ; - } - else if (sys_strcmp(arg, "off_heap") == 0) { - erts_default_spo_flags &= ~SPO_ON_HEAP_MSGQ; - erts_default_spo_flags |= SPO_OFF_HEAP_MSGQ; - } - else { - erts_fprintf(stderr, - "Invalid message_queue_data flag: %s\n", arg); - erts_usage(); - } - } else { - erts_fprintf(stderr, "bad -x option %s\n", argv[i]); - erts_usage(); - } - break; - } - case 'z': { char *sub_param = argv[i]+2; diff --git a/erts/emulator/beam/erl_nif.c b/erts/emulator/beam/erl_nif.c index bd3e7ebe54..a695a028ba 100644 --- a/erts/emulator/beam/erl_nif.c +++ b/erts/emulator/beam/erl_nif.c @@ -2781,7 +2781,7 @@ BIF_RETTYPE load_nif_2(BIF_ALIST_2) ErlNifEntry* entry = NULL; ErlNifEnv env; int i, err, encoding; - Module* mod; + Module* module_p; Eterm mod_atom; const Atom* mod_atomp; Eterm f_atom; @@ -2791,6 +2791,8 @@ BIF_RETTYPE load_nif_2(BIF_ALIST_2) int veto; struct erl_module_nif* lib = NULL; int reload_warning = 0; + struct erl_module_instance* this_mi; + struct erl_module_instance* prev_mi; encoding = erts_get_native_filename_encoding(); if (encoding == ERL_FILENAME_WIN_WCHAR) { @@ -2824,21 +2826,29 @@ BIF_RETTYPE load_nif_2(BIF_ALIST_2) ASSERT(caller != NULL); mod_atom = caller[0]; ASSERT(is_atom(mod_atom)); - mod=erts_get_module(mod_atom, erts_active_code_ix()); - ASSERT(mod != NULL); + module_p = erts_get_module(mod_atom, erts_active_code_ix()); + ASSERT(module_p != NULL); mod_atomp = atom_tab(atom_val(mod_atom)); init_func = erts_static_nif_get_nif_init((char*)mod_atomp->name, mod_atomp->len); if (init_func != NULL) handle = init_func; - if (!in_area(caller, mod->curr.code_hdr, mod->curr.code_length)) { - ASSERT(in_area(caller, mod->old.code_hdr, mod->old.code_length)); + if (in_area(caller, module_p->old.code_hdr, module_p->old.code_length)) { + if (module_p->old.code_hdr->on_load_function_ptr) { + this_mi = &module_p->old; + prev_mi = &module_p->curr; + } else { + ret = load_nif_error(BIF_P, "old_code", "Calling load_nif from old " + "module '%T' not allowed", mod_atom); + goto error; + } + } else { + this_mi = &module_p->curr; + prev_mi = &module_p->old; + } - ret = load_nif_error(BIF_P, "old_code", "Calling load_nif from old " - "module '%T' not allowed", mod_atom); - } - else if (init_func == NULL && + if (init_func == NULL && (err=erts_sys_ddll_open(lib_name, &handle, &errdesc)) != ERL_DE_NO_ERROR) { const char slogan[] = "Failed to load NIF library"; if (strstr(errdesc.str, lib_name) != NULL) { @@ -2887,7 +2897,7 @@ BIF_RETTYPE load_nif_2(BIF_ALIST_2) for (i=0; i < entry->num_of_funcs && ret==am_ok; i++) { BeamInstr** code_pp; if (!erts_atom_get(f->name, sys_strlen(f->name), &f_atom, ERTS_ATOM_ENC_LATIN1) - || (code_pp = get_func_pp(mod->curr.code_hdr, f_atom, f->arity))==NULL) { + || (code_pp = get_func_pp(this_mi->code_hdr, f_atom, f->arity))==NULL) { ret = load_nif_error(BIF_P,bad_lib,"Function not found %T:%s/%u", mod_atom, f->name, f->arity); } @@ -2938,9 +2948,9 @@ BIF_RETTYPE load_nif_2(BIF_ALIST_2) erts_refc_init(&lib->rt_cnt, 0); erts_refc_init(&lib->rt_dtor_cnt, 0); ASSERT(opened_rt_list == NULL); - lib->mod = mod; + lib->mod = module_p; env.mod_nif = lib; - if (mod->curr.nif != NULL) { /*************** Reload ******************/ + if (this_mi->nif != NULL) { /*************** Reload ******************/ /* * Repeated load_nif calls from same Erlang module instance ("reload") * is deprecated and was only ment as a development feature not to @@ -2948,16 +2958,16 @@ BIF_RETTYPE load_nif_2(BIF_ALIST_2) */ int k, old_incr = 0; ErlNifFunc* old_func; - lib->priv_data = mod->curr.nif->priv_data; + lib->priv_data = this_mi->nif->priv_data; - ASSERT(mod->curr.nif->entry != NULL); + ASSERT(this_mi->nif->entry != NULL); if (entry->reload == NULL) { ret = load_nif_error(BIF_P,reload,"Reload not supported by this NIF library."); goto error; } /* Check that no NIF is removed */ - old_func = mod->curr.nif->entry->funcs; - for (k=0; k < mod->curr.nif->entry->num_of_funcs; k++) { + old_func = this_mi->nif->entry->funcs; + for (k=0; k < this_mi->nif->entry->num_of_funcs; k++) { int incr = 0; ErlNifFunc* f = entry->funcs; for (i=0; i < entry->num_of_funcs; i++) { @@ -2973,7 +2983,7 @@ BIF_RETTYPE load_nif_2(BIF_ALIST_2) old_func->name, old_func->arity); goto error; } - old_func = next_func(mod->curr.nif->entry, &old_incr, old_func); + old_func = next_func(this_mi->nif->entry, &old_incr, old_func); } erts_pre_nif(&env, BIF_P, lib, NULL); veto = entry->reload(&env, &lib->priv_data, BIF_ARG_2); @@ -2983,24 +2993,24 @@ BIF_RETTYPE load_nif_2(BIF_ALIST_2) } else { commit_opened_resource_types(lib); - mod->curr.nif->entry = NULL; /* to prevent 'unload' callback */ - erts_unload_nif(mod->curr.nif); + this_mi->nif->entry = NULL; /* to prevent 'unload' callback */ + erts_unload_nif(this_mi->nif); reload_warning = 1; } } else { lib->priv_data = NULL; - if (mod->old.nif != NULL) { /**************** Upgrade ***************/ - void* prev_old_data = mod->old.nif->priv_data; + if (prev_mi->nif != NULL) { /**************** Upgrade ***************/ + void* prev_old_data = prev_mi->nif->priv_data; if (entry->upgrade == NULL) { ret = load_nif_error(BIF_P, upgrade, "Upgrade not supported by this NIF library."); goto error; } - erts_pre_nif(&env, BIF_P, lib, NULL); - veto = entry->upgrade(&env, &lib->priv_data, &mod->old.nif->priv_data, BIF_ARG_2); + erts_pre_nif(&env, BIF_P, lib, NULL); + veto = entry->upgrade(&env, &lib->priv_data, &prev_mi->nif->priv_data, BIF_ARG_2); erts_post_nif(&env); if (veto) { - mod->old.nif->priv_data = prev_old_data; + prev_mi->nif->priv_data = prev_old_data; ret = load_nif_error(BIF_P, upgrade, "Library upgrade-call unsuccessful."); } else @@ -3025,12 +3035,12 @@ BIF_RETTYPE load_nif_2(BIF_ALIST_2) int incr = 0; ErlNifFunc* f = entry->funcs; - mod->curr.nif = lib; + this_mi->nif = lib; for (i=0; i < entry->num_of_funcs; i++) { BeamInstr* code_ptr; erts_atom_get(f->name, sys_strlen(f->name), &f_atom, ERTS_ATOM_ENC_LATIN1); - code_ptr = *get_func_pp(mod->curr.code_hdr, f_atom, f->arity); + code_ptr = *get_func_pp(this_mi->code_hdr, f_atom, f->arity); if (code_ptr[1] == 0) { code_ptr[5+0] = (BeamInstr) BeamOp(op_call_nif); diff --git a/erts/emulator/beam/erl_process.c b/erts/emulator/beam/erl_process.c index da2559839d..36b0af0c1a 100644 --- a/erts/emulator/beam/erl_process.c +++ b/erts/emulator/beam/erl_process.c @@ -6688,10 +6688,8 @@ schedule_process_sys_task(Process *p, erts_aint32_t prio, ErtsProcSysTask *st) erts_aint32_t e; n = e = a; - if (a & ERTS_PSFLG_FREE) { - res = 0; + if (a & ERTS_PSFLG_FREE) goto cleanup; /* We don't want to schedule free processes... */ - } enqueue = ERTS_ENQUEUE_NOT; n |= ERTS_PSFLG_ACTIVE_SYS; @@ -9240,6 +9238,21 @@ erts_set_process_priority(Process *p, Eterm value) } } +static int +scheduler_gc_proc(Process *c_p, int reds_left) +{ + int fcalls, reds; + if (!ERTS_PROC_GET_SAVED_CALLS_BUF(c_p)) + fcalls = reds_left; + else + fcalls = reds_left - CONTEXT_REDS; + reds = erts_garbage_collect_nobump(c_p, 0, c_p->arg_reg, c_p->arity, fcalls); + ASSERT(reds_left >= reds); + return reds; +} + + + /* * schedule() is called from BEAM (process_main()) or HiPE * (hipe_mode_switch()) when the current process is to be @@ -9318,6 +9331,7 @@ Process *schedule(Process *p, int calls) #endif reds = actual_reds = calls - esdp->virtual_reds; + ASSERT(actual_reds >= 0); if (reds < ERTS_PROC_MIN_CONTEXT_SWITCH_REDS_COST) reds = ERTS_PROC_MIN_CONTEXT_SWITCH_REDS_COST; esdp->virtual_reds = 0; @@ -9740,7 +9754,7 @@ Process *schedule(Process *p, int calls) esdp->current_process = p; - + calls = 0; reds = context_reds; #ifdef ERTS_SMP @@ -9819,9 +9833,7 @@ Process *schedule(Process *p, int calls) /* Migrate to dirty scheduler... */ sunlock_sched_out_proc: erts_smp_proc_unlock(p, ERTS_PROC_LOCK_STATUS); - p->fcalls = reds; goto sched_out_proc; - } } else { @@ -9856,8 +9868,6 @@ Process *schedule(Process *p, int calls) #endif /* ERTS_SMP */ - p->fcalls = reds; - erts_smp_proc_unlock(p, ERTS_PROC_LOCK_STATUS); if (IS_TRACED(p)) { @@ -9890,14 +9900,15 @@ Process *schedule(Process *p, int calls) * not allowed to execute system tasks. */ if (!(p->flags & F_DELAY_GC)) { - reds -= execute_sys_tasks(p, &state, reds); + int cost = execute_sys_tasks(p, &state, reds); + calls += cost; + reds -= cost; if (reds <= 0 #ifdef ERTS_DIRTY_SCHEDULERS || ERTS_SCHEDULER_IS_DIRTY(esdp) || (state & ERTS_PSFLGS_DIRTY_WORK) #endif ) { - p->fcalls = reds; goto sched_out_proc; } } @@ -9910,8 +9921,9 @@ Process *schedule(Process *p, int calls) if (((state & (ERTS_PSFLG_SUSPENDED | ERTS_PSFLG_ACTIVE)) != ERTS_PSFLG_ACTIVE) - && !(state & ERTS_PSFLG_EXITING)) + && !(state & ERTS_PSFLG_EXITING)) { goto sched_out_proc; + } n = e = state; n &= ~ERTS_PSFLG_RUNNING_SYS; @@ -9930,11 +9942,11 @@ Process *schedule(Process *p, int calls) if (ERTS_IS_GC_DESIRED(p)) { if (!(state & ERTS_PSFLG_EXITING) && !(p->flags & (F_DELAY_GC|F_DISABLE_GC))) { - reds -= erts_garbage_collect_nobump(p, 0, p->arg_reg, p->arity); - if (reds <= 0) { - p->fcalls = reds; + int cost = scheduler_gc_proc(p, reds); + calls += cost; + reds -= cost; + if (reds <= 0) goto sched_out_proc; - } } } @@ -9942,6 +9954,8 @@ Process *schedule(Process *p, int calls) free_proxy_proc(proxy_p); proxy_p = NULL; } + + p->fcalls = reds; ERTS_SMP_CHK_HAVE_ONLY_MAIN_PROC_LOCK(p); @@ -10211,21 +10225,24 @@ execute_sys_tasks(Process *c_p, erts_aint32_t *statep, int in_reds) else { if (!garbage_collected) { FLAGS(c_p) |= F_NEED_FULLSWEEP; - reds -= erts_garbage_collect_nobump(c_p, - 0, - c_p->arg_reg, - c_p->arity); + reds -= scheduler_gc_proc(c_p, reds); garbage_collected = 1; } st_res = am_true; } break; case ERTS_PSTT_CPC: { + int fcalls; int cpc_reds = 0; + if (!ERTS_PROC_GET_SAVED_CALLS_BUF(c_p)) + fcalls = reds; + else + fcalls = reds - CONTEXT_REDS; st_res = erts_check_process_code(c_p, st->arg[0], unsigned_val(st->arg[1]), - &cpc_reds); + &cpc_reds, + fcalls); reds -= cpc_reds; if (is_non_value(st_res)) { /* Needed gc, but gc was disabled */ @@ -10257,6 +10274,9 @@ execute_sys_tasks(Process *c_p, erts_aint32_t *statep, int in_reds) *statep = state; + if (in_reds < reds) + return in_reds; + return in_reds - reds; } @@ -11482,8 +11502,10 @@ delete_process(Process* p) psd = (ErtsPSD *) erts_smp_atomic_read_nob(&p->psd); - if (psd) + if (psd) { + erts_smp_atomic_set_nob(&p->psd, (erts_aint_t) NULL); /* Reduction counting depends on this... */ erts_free(ERTS_ALC_T_PSD, psd); + } /* Clean binaries and funs */ erts_cleanup_offheap(&p->off_heap); @@ -12577,6 +12599,8 @@ erts_continue_exit_process(Process *p) dep = (p->flags & F_DISTRIBUTION) ? erts_this_dist_entry : NULL; scb = ERTS_PROC_SET_SAVED_CALLS_BUF(p, NULL); + if (scb) + p->fcalls += CONTEXT_REDS; /* Reduction counting depends on this... */ pbt = ERTS_PROC_SET_CALL_TIME(p, NULL); nif_export = ERTS_PROC_SET_NIF_TRAP_EXPORT(p, NULL); diff --git a/erts/emulator/beam/erl_process.h b/erts/emulator/beam/erl_process.h index 61acf5924b..59da9c1779 100644 --- a/erts/emulator/beam/erl_process.h +++ b/erts/emulator/beam/erl_process.h @@ -805,8 +805,15 @@ erts_smp_reset_max_len(ErtsRunQueue *rq, ErtsRunQueueInfo *rqi) #define ERTS_PSD_CALL_TIME_BP 3 #define ERTS_PSD_DELAYED_GC_TASK_QS 4 #define ERTS_PSD_NIF_TRAP_EXPORT 5 +#ifdef HIPE +#define ERTS_PSD_SUSPENDED_SAVED_CALLS_BUF 6 +#endif +#ifdef HIPE +#define ERTS_PSD_SIZE 7 +#else #define ERTS_PSD_SIZE 6 +#endif typedef struct { void *data[ERTS_PSD_SIZE]; @@ -925,7 +932,6 @@ struct process { Eterm* stop; /* Stack top */ Eterm* heap; /* Heap start */ Eterm* hend; /* Heap end */ - Eterm* abandoned_heap; Uint heap_sz; /* Size of heap in words */ Uint min_heap_size; /* Minimum size of heap (in words). */ Uint min_vheap_size; /* Minimum size of virtual heap (in words). */ @@ -941,6 +947,16 @@ struct process { #endif /* + * Moved to after "struct hipe_process_state hipe", as a temporary fix for + * LLVM hard-coding offsetof(struct process, hipe.nstack) (sic!) + * (see void X86FrameLowering::adjustForHiPEPrologue(...) in + * lib/Target/X86/X86FrameLowering.cpp). + * + * Used to be below "Eterm* hend". + */ + Eterm* abandoned_heap; + + /* * Saved x registers. */ Uint arity; /* Number of live argument registers (only valid @@ -1071,6 +1087,10 @@ struct process { Uint space_verified; /* Avoid HAlloc forcing heap fragments when */ Eterm* space_verified_from; /* we rely on available heap space (TestHeap) */ #endif + +#ifdef DEBUG + Uint debug_reds_in; +#endif }; extern const Process erts_invalid_process; @@ -1342,6 +1362,7 @@ extern int erts_system_profile_ts_type; #define F_DELAY_GC (1 << 16) /* Similar to disable GC (see below) */ #define F_SCHDLR_ONLN_WAITQ (1 << 17) /* Process enqueued waiting to change schedulers online */ #define F_HAVE_BLCKD_NMSCHED (1 << 18) /* Process has blocked normal multi-scheduling */ +#define F_HIPE_MODE (1 << 19) /* * F_DISABLE_GC and F_DELAY_GC are similar. Both will prevent @@ -1999,6 +2020,13 @@ erts_psd_set(Process *p, int ix, void *data) #define ERTS_PROC_SET_NIF_TRAP_EXPORT(P, NTE) \ erts_psd_set((P), ERTS_PSD_NIF_TRAP_EXPORT, (void *) (NTE)) +#ifdef HIPE +#define ERTS_PROC_GET_SUSPENDED_SAVED_CALLS_BUF(P) \ + ((struct saved_calls *) erts_psd_get((P), ERTS_PSD_SUSPENDED_SAVED_CALLS_BUF)) +#define ERTS_PROC_SET_SUSPENDED_SAVED_CALLS_BUF(P, SCB) \ + ((struct saved_calls *) erts_psd_set((P), ERTS_PSD_SUSPENDED_SAVED_CALLS_BUF, (void *) (SCB))) +#endif + ERTS_GLB_INLINE Eterm erts_proc_get_error_handler(Process *p); ERTS_GLB_INLINE Eterm erts_proc_set_error_handler(Process *p, Eterm handler); diff --git a/erts/emulator/beam/erl_trace.c b/erts/emulator/beam/erl_trace.c index 9f3341537d..1c0fc0a11f 100644 --- a/erts/emulator/beam/erl_trace.c +++ b/erts/emulator/beam/erl_trace.c @@ -658,6 +658,7 @@ do { \ # define GET_NOW(m, s, u) do {get_now(m, s, u);} while (0) #endif + static void write_sys_msg_to_port(Eterm unused_to, Port* trace_port, @@ -1380,16 +1381,18 @@ trace_proc_spawn(Process *p, Eterm what, Eterm pid, void save_calls(Process *p, Export *e) { - struct saved_calls *scb = ERTS_PROC_GET_SAVED_CALLS_BUF(p); - if (scb) { - Export **ct = &scb->ct[0]; - int len = scb->len; - - ct[scb->cur] = e; - if (++scb->cur >= len) - scb->cur = 0; - if (scb->n < len) - scb->n++; + if ((ERTS_TRACE_FLAGS(p) & F_SENSITIVE) == 0) { + struct saved_calls *scb = ERTS_PROC_GET_SAVED_CALLS_BUF(p); + if (scb) { + Export **ct = &scb->ct[0]; + int len = scb->len; + + ct[scb->cur] = e; + if (++scb->cur >= len) + scb->cur = 0; + if (scb->n < len) + scb->n++; + } } } @@ -1796,41 +1799,6 @@ profile_scheduler(Eterm scheduler_id, Eterm state) { } -void -profile_scheduler_q(Eterm scheduler_id, Eterm state, Eterm no_schedulers, Uint Ms, Uint s, Uint us) { - Eterm *hp, msg, timestamp; - -#ifndef ERTS_SMP -#define LOCAL_HEAP_SIZE (4 + 7) - DeclareTmpHeapNoproc(local_heap,LOCAL_HEAP_SIZE); - UseTmpHeapNoproc(LOCAL_HEAP_SIZE); - - hp = local_heap; -#else - ErlHeapFragment *bp; - Uint hsz; - - hsz = 4 + 7; - - bp = new_message_buffer(hsz); - hp = bp->mem; -#endif - - erts_smp_mtx_lock(&smq_mtx); - - timestamp = TUPLE3(hp, make_small(Ms), make_small(s), make_small(us)); hp += 4; - msg = TUPLE6(hp, am_profile, am_scheduler, scheduler_id, state, no_schedulers, timestamp); hp += 7; -#ifndef ERTS_SMP - profile_send(NIL, msg); - UnUseTmpHeapNoproc(LOCAL_HEAP_SIZE); -#undef LOCAL_HEAP_SIZE -#else - enqueue_sys_msg_unlocked(SYS_MSG_TYPE_SYSPROF, NIL, NIL, msg, bp); -#endif - erts_smp_mtx_unlock(&smq_mtx); - -} - /* Port profiling */ void @@ -1994,7 +1962,10 @@ trace_port_receive(Port *t_p, Eterm caller, Eterm what, ...) } data = TUPLE2(hp, caller, data); - send_to_tracer_nif(NULL, &t_p->common, t_p->common.id, tnif, TRACE_FUN_T_RECEIVE, + hp += 3; + ASSERT(hp <= (local_heap + LOCAL_HEAP_SIZE) || orig_hp); + send_to_tracer_nif(NULL, &t_p->common, t_p->common.id, tnif, + TRACE_FUN_T_RECEIVE, am_receive, data, THE_NON_VALUE, am_true); if (bptr && erts_refc_dectest(&bptr->refc, 1) == 0) diff --git a/erts/emulator/beam/erlang_lttng.h b/erts/emulator/beam/erlang_lttng.h index 43ceeda671..12f68e477b 100644 --- a/erts/emulator/beam/erlang_lttng.h +++ b/erts/emulator/beam/erlang_lttng.h @@ -218,13 +218,13 @@ TRACEPOINT_EVENT( driver_stop, TP_ARGS( char*, pid, - char*, driver, - char*, port + char*, port, + char*, driver ), TP_FIELDS( ctf_string(pid, pid) - ctf_string(driver, driver) ctf_string(port, port) + ctf_string(driver, driver) ) ) @@ -324,7 +324,7 @@ TRACEPOINT_EVENT( TRACEPOINT_EVENT( com_ericsson_otp, - aio_pool_add, + aio_pool_put, TP_ARGS( char*, port, int, length diff --git a/erts/emulator/beam/global.h b/erts/emulator/beam/global.h index baa0a201d1..550db95ba8 100644 --- a/erts/emulator/beam/global.h +++ b/erts/emulator/beam/global.h @@ -997,7 +997,7 @@ Eterm erl_is_function(Process* p, Eterm arg1, Eterm arg2); #define ERTS_CPC_ALLOW_GC (1 << 0) #define ERTS_CPC_COPY_LITERALS (1 << 1) #define ERTS_CPC_ALL (ERTS_CPC_ALLOW_GC | ERTS_CPC_COPY_LITERALS) -Eterm erts_check_process_code(Process *c_p, Eterm module, Uint flags, int *redsp); +Eterm erts_check_process_code(Process *c_p, Eterm module, Uint flags, int *redsp, int fcalls); typedef struct { Eterm *ptr; diff --git a/erts/emulator/beam/io.c b/erts/emulator/beam/io.c index 1d307ae15e..b9f6ab04c6 100644 --- a/erts/emulator/beam/io.c +++ b/erts/emulator/beam/io.c @@ -3865,7 +3865,7 @@ terminate_port(Port *prt) lttng_decl_procbuf(proc_str); lttng_pid_to_str(connected_id, proc_str); lttng_port_to_str(prt, port_str); - LTTNG3(driver_stop, proc_str, drv->name, port_str); + LTTNG3(driver_stop, proc_str, port_str, drv->name); } #endif diff --git a/erts/emulator/beam/utils.c b/erts/emulator/beam/utils.c index 74114626be..cedc88e5fe 100644 --- a/erts/emulator/beam/utils.c +++ b/erts/emulator/beam/utils.c @@ -71,41 +71,6 @@ #define HAVE_MALLOPT 0 #endif -/* profile_scheduler mini message queue */ - -typedef struct { - Uint scheduler_id; - Uint no_schedulers; - Uint Ms; - Uint s; - Uint us; - Eterm state; -} profile_sched_msg; - -typedef struct { - profile_sched_msg msg[2]; - Uint n; -} profile_sched_msg_q; - -#ifdef ERTS_SMP - -#if 0 /* Unused */ -static void -dispatch_profile_msg_q(profile_sched_msg_q *psmq) -{ - int i = 0; - profile_sched_msg *msg = NULL; - ASSERT(psmq != NULL); - for (i = 0; i < psmq->n; i++) { - msg = &(psmq->msg[i]); - profile_scheduler_q(make_small(msg->scheduler_id), msg->state, am_undefined, msg->Ms, msg->s, msg->us); - } -} -#endif - -#endif - - Eterm* erts_heap_alloc(Process* p, Uint need, Uint xtra) { diff --git a/erts/emulator/hipe/hipe_mode_switch.c b/erts/emulator/hipe/hipe_mode_switch.c index 43144e75ec..9ad44b25ac 100644 --- a/erts/emulator/hipe/hipe_mode_switch.c +++ b/erts/emulator/hipe/hipe_mode_switch.c @@ -218,15 +218,37 @@ static __inline__ void hipe_pop_beam_trap_frame(Process *p) Process *hipe_mode_switch(Process *p, unsigned cmd, Eterm reg[]) { unsigned result; -#if NR_ARG_REGS > 5 - /* When NR_ARG_REGS > 5, we need to protect the process' input - reduction count (which BEAM stores in def_arg_reg[5]) from - being clobbered by the arch glue code. */ Eterm reds_in = p->def_arg_reg[5]; -#endif -#if NR_ARG_REGS > 4 - Eterm o_reds = p->def_arg_reg[4]; -#endif + /* + * Process is in the normal case scheduled out when reduction + * count reach zero. When "save calls" is enabled reduction + * count is subtracted with CONTEXT_REDS, i.e. initial reduction + * count will be zero or less and process is scheduled out + * when -CONTEXT_REDS is reached. + * + * HiPE does not support the "save calls" feature, so we switch + * to using a positive reduction counter when executing in + * hipe mode, but need to restore the "save calls" when + * returning to beam. We also need to hide the save calls buffer + * from BIFs. We do that by moving the saved calls buf to + * suspended saved calls buf. + * + * Beam has initial reduction count in stored in p->def_arg_reg[5]. + * + * Beam expects -neg_o_reds to be found in p->def_arg_reg[4] + * on return to beam. + */ + + { + struct saved_calls *scb = ERTS_PROC_SET_SAVED_CALLS_BUF(p, NULL); + if (scb) { + reds_in += CONTEXT_REDS; + p->fcalls += CONTEXT_REDS; + ERTS_PROC_SET_SUSPENDED_SAVED_CALLS_BUF(p, scb); + } + } + + p->flags |= F_HIPE_MODE; /* inform bifs where we are comming from... */ p->i = NULL; /* Set current_function to undefined. stdlib hibernate tests rely on it. */ @@ -481,12 +503,21 @@ Process *hipe_mode_switch(Process *p, unsigned cmd, Eterm reg[]) erts_smp_proc_unlock(p, ERTS_PROC_LOCKS_MSG_RECEIVE); do_schedule: { -#if !(NR_ARG_REGS > 5) - int reds_in = p->def_arg_reg[5]; + struct saved_calls *scb; + + scb = ERTS_PROC_SET_SUSPENDED_SAVED_CALLS_BUF(p, NULL); + if (scb) + ERTS_PROC_SET_SAVED_CALLS_BUF(p, scb); + +#ifdef DEBUG + ASSERT(p->debug_reds_in == reds_in); #endif + p->flags &= ~F_HIPE_MODE; + ERTS_SMP_UNREQ_PROC_MAIN_LOCK(p); p = schedule(p, reds_in - p->fcalls); ERTS_SMP_REQ_PROC_MAIN_LOCK(p); + ASSERT(!(p->flags & F_HIPE_MODE)); #ifdef ERTS_SMP p->hipe_smp.have_receive_locks = 0; reg = p->scheduler_data->x_reg_array; @@ -501,28 +532,32 @@ Process *hipe_mode_switch(Process *p, unsigned cmd, Eterm reg[]) reg[i] = argp[i]; } { -#if !(NR_ARG_REGS > 5) - Eterm reds_in; -#endif -#if !(NR_ARG_REGS > 4) - Eterm o_reds; -#endif + struct saved_calls *scb; reds_in = p->fcalls; - o_reds = 0; - if (ERTS_PROC_GET_SAVED_CALLS_BUF(p)) { - o_reds = reds_in; - reds_in = 0; - p->fcalls = 0; - } - p->def_arg_reg[4] = o_reds; p->def_arg_reg[5] = reds_in; +#ifdef DEBUG + p->debug_reds_in = reds_in; +#endif if (p->i == hipe_beam_pc_resume) { + p->flags |= F_HIPE_MODE; /* inform bifs where we are comming from... */ + scb = ERTS_PROC_SET_SAVED_CALLS_BUF(p, NULL); + if (scb) + ERTS_PROC_SET_SUSPENDED_SAVED_CALLS_BUF(p, scb); p->i = NULL; p->arity = 0; goto do_resume; } + + scb = ERTS_PROC_GET_SAVED_CALLS_BUF(p); + if (!scb) + p->def_arg_reg[4] = 0; + else { + p->def_arg_reg[4] = CONTEXT_REDS; + p->fcalls = -CONTEXT_REDS + reds_in; + } } + HIPE_CHECK_PCB(p); result = HIPE_MODE_SWITCH_RES_CALL_BEAM; p->def_arg_reg[3] = result; @@ -562,14 +597,29 @@ Process *hipe_mode_switch(Process *p, unsigned cmd, Eterm reg[]) default: erts_exit(ERTS_ERROR_EXIT, "hipe_mode_switch: result %#x\r\n", result); } + + { + struct saved_calls *scb = ERTS_PROC_SET_SUSPENDED_SAVED_CALLS_BUF(p, NULL); + if (!scb) + p->def_arg_reg[4] = 0; + else { + p->def_arg_reg[4] = CONTEXT_REDS; + p->fcalls -= CONTEXT_REDS; + ERTS_PROC_SET_SAVED_CALLS_BUF(p, scb); + } + } + HIPE_CHECK_PCB(p); p->def_arg_reg[3] = result; -#if NR_ARG_REGS > 4 - p->def_arg_reg[4] = o_reds; -#endif #if NR_ARG_REGS > 5 + /* + * When NR_ARG_REGS > 5, we need to protect the process' input + * reduction count (which BEAM stores in def_arg_reg[5]) from + * being clobbered by the arch glue code. + */ p->def_arg_reg[5] = reds_in; #endif + p->flags &= ~F_HIPE_MODE; return p; } diff --git a/erts/emulator/nifs/common/erl_tracer_nif.c b/erts/emulator/nifs/common/erl_tracer_nif.c index 1bb6b940c4..8a9a1bf16c 100644 --- a/erts/emulator/nifs/common/erl_tracer_nif.c +++ b/erts/emulator/nifs/common/erl_tracer_nif.c @@ -72,8 +72,6 @@ ERL_NIF_INIT(erl_tracer, nif_funcs, load, NULL, upgrade, unload) ATOM_DECL(trace); \ ATOM_DECL(trace_ts); \ ATOM_DECL(true); \ - ATOM_DECL(gc_start); \ - ATOM_DECL(gc_end); \ ATOM_DECL(gc_minor_start); \ ATOM_DECL(gc_minor_end); \ ATOM_DECL(gc_major_start); \ @@ -130,6 +128,9 @@ static ERL_NIF_TERM enabled(ErlNifEnv* env, int argc, const ERL_NIF_TERM argv[]) if (!enif_is_port_alive(env, &to_port)) /* tracer is dead so we should remove this trace point */ return atom_remove; + } else { + /* The state was not a pid or a port */ + return atom_remove; } /* Only generate trace for when tracer != tracee */ diff --git a/erts/emulator/test/lttng_SUITE.erl b/erts/emulator/test/lttng_SUITE.erl index d0f6292d5b..efc79f42ed 100644 --- a/erts/emulator/test/lttng_SUITE.erl +++ b/erts/emulator/test/lttng_SUITE.erl @@ -89,8 +89,8 @@ end_per_testcase(Case, _Config) -> %% com_ericsson_otp:carrier_pool_put %% com_ericsson_otp:carrier_destroy %% com_ericsson_otp:carrier_create -%% com_ericsson_otp:aio_pool_add -%% com_ericsson_otp:aio_pool_get +%% com_ericsson_otp:aio_pool_put +%% com_ericsson_otp:aio_pool_get %% com_ericsson_otp:driver_control %% com_ericsson_otp:driver_call %% com_ericsson_otp:driver_finish @@ -151,7 +151,7 @@ t_memory_carrier(Config) -> ok end. -%% com_ericsson_otp:aio_pool_add +%% com_ericsson_otp:aio_pool_put %% com_ericsson_otp:aio_pool_get t_async_io_pool(Config) -> case have_async_threads() of @@ -168,7 +168,7 @@ t_async_io_pool(Config) -> {ok, _} = file:list_dir(Path2), Res = lttng_stop_and_view(Config), - ok = check_tracepoint("com_ericsson_otp:aio_pool_add", Res), + ok = check_tracepoint("com_ericsson_otp:aio_pool_put", Res), ok = check_tracepoint("com_ericsson_otp:aio_pool_get", Res), ok end. @@ -416,7 +416,7 @@ txt() -> "%% com_ericsson_otp:carrier_pool_put\n" "%% com_ericsson_otp:carrier_destroy\n" "%% com_ericsson_otp:carrier_create\n" - "%% com_ericsson_otp:aio_pool_add\n" + "%% com_ericsson_otp:aio_pool_put\n" "%% com_ericsson_otp:aio_pool_get\n" "%% com_ericsson_otp:driver_control\n" "%% com_ericsson_otp:driver_call\n" diff --git a/erts/emulator/test/match_spec_SUITE.erl b/erts/emulator/test/match_spec_SUITE.erl index ea973276db..6733237b20 100644 --- a/erts/emulator/test/match_spec_SUITE.erl +++ b/erts/emulator/test/match_spec_SUITE.erl @@ -597,16 +597,15 @@ ms_trace3(Config) when is_list(Config) -> end), ok. -ms_trace_dead(doc) -> - ["Test that a dead tracer is removed using ms"]; -ms_trace_dead(suite) -> []; -ms_trace_dead(Config) when is_list(Config) -> +%% Test that a dead tracer is removed using ms +ms_trace_dead(_Config) -> Self = self(), TFun = fun F() -> receive M -> Self ! M, F() end end, {Tracer, MRef} = spawn_monitor(TFun), MetaTracer = spawn_link(TFun), erlang:trace_pattern({?MODULE, f1, '_'}, - [{'_',[],[{trace,[], + [{'_',[],[{message, false}, + {trace,[], [call,{const,{tracer,Tracer}}]}]}], [{meta, MetaTracer}]), erlang:trace_pattern({?MODULE, f2, '_'}, []), @@ -623,8 +622,6 @@ ms_trace_dead(Config) when is_list(Config) -> ?MODULE:f2(3,4), TRef = erlang:trace_delivered(all), receive {trace_delivered, _, TRef} -> ok end, - receive {trace_ts, Self, call, {?MODULE, f1, _}, _} -> ok end, - receive {trace_ts, Self, call, {?MODULE, f1, _}, _} -> ok end, receive M -> ct:fail({unexpected, M}) after 10 -> ok end. %% Test that destructive operations in test bif does not really happen diff --git a/erts/emulator/test/message_queue_data_SUITE.erl b/erts/emulator/test/message_queue_data_SUITE.erl index 6efca5b39e..226462676c 100644 --- a/erts/emulator/test/message_queue_data_SUITE.erl +++ b/erts/emulator/test/message_queue_data_SUITE.erl @@ -21,7 +21,7 @@ -module(message_queue_data_SUITE). -export([all/0, suite/0]). --export([basic/1, process_info_messages/1]). +-export([basic/1, process_info_messages/1, total_heap_size/1]). -export([basic_test/1]). @@ -32,7 +32,7 @@ suite() -> {timetrap, {minutes, 2}}]. all() -> - [basic, process_info_messages]. + [basic, process_info_messages, total_heap_size]. %% %% @@ -44,15 +44,15 @@ basic(Config) when is_list(Config) -> basic_test(erlang:system_info(message_queue_data)), - {ok, Node1} = start_node(Config, "+xmqd off_heap"), + {ok, Node1} = start_node(Config, "+hmqd off_heap"), ok = rpc:call(Node1, ?MODULE, basic_test, [off_heap]), stop_node(Node1), - {ok, Node2} = start_node(Config, "+xmqd on_heap"), + {ok, Node2} = start_node(Config, "+hmqd on_heap"), ok = rpc:call(Node2, ?MODULE, basic_test, [on_heap]), stop_node(Node2), - {ok, Node3} = start_node(Config, "+xmqd mixed"), + {ok, Node3} = start_node(Config, "+hmqd mixed"), ok = rpc:call(Node3, ?MODULE, basic_test, [mixed]), stop_node(Node3), @@ -190,6 +190,28 @@ process_info_messages(Config) when is_list(Config) -> ok. +total_heap_size(_Config) -> + + Fun = fun F() -> receive Pid when is_pid(Pid) -> Pid ! ok,F() end end, + + %% Test that on_heap messages grow the heap even if they are not received + OnPid = spawn_opt(Fun, [{message_queue_data, on_heap}]), + {total_heap_size, OnSize} = erlang:process_info(OnPid, total_heap_size), + [OnPid ! lists:duplicate(N,N) || N <- lists:seq(1,100)], + OnPid ! self(), receive ok -> ok end, + {total_heap_size, OnSizeAfter} = erlang:process_info(OnPid, total_heap_size), + ct:log("OnSize = ~p, OnSizeAfter = ~p",[OnSize, OnSizeAfter]), + true = OnSize < OnSizeAfter, + + %% Test that off_heap messages do not grow the heap if they are not received + OffPid = spawn_opt(Fun, [{message_queue_data, off_heap}]), + {total_heap_size, OffSize} = erlang:process_info(OffPid, total_heap_size), + [OffPid ! lists:duplicate(N,N) || N <- lists:seq(1,100)], + OffPid ! self(), receive ok -> ok end, + {total_heap_size, OffSizeAfter} = erlang:process_info(OffPid, total_heap_size), + ct:log("OffSize = ~p, OffSizeAfter = ~p",[OffSize, OffSizeAfter]), + true = OffSize == OffSizeAfter. + %% %% %% helpers diff --git a/erts/emulator/test/port_trace_SUITE.erl b/erts/emulator/test/port_trace_SUITE.erl index 41e8a316c4..bfdea0761b 100644 --- a/erts/emulator/test/port_trace_SUITE.erl +++ b/erts/emulator/test/port_trace_SUITE.erl @@ -240,19 +240,23 @@ command(Config) -> Prt ! {S, {command, <<?ECHO_DRV_NOOP:8>>}}, [{trace, Prt, 'receive', {S, {command, <<?ECHO_DRV_NOOP:8>>}}}] = flush(), + OutputMsg = <<?ECHO_DRV_NOOP:8,0:(8*512)>>, + Prt ! {S, {command, OutputMsg}}, + [{trace, Prt, 'receive', {S, {command, OutputMsg}}}] = flush(), + close(Prt, Flags), os:putenv("OUTPUTV","true"), reload_drv(Config), Prt2 = erlang:open_port({spawn, echo_drv}, [binary]), - Msg = [<<0:8>>,<<0:(8*512)>>,<<0:(8*256)>>,<<0:8>>], + OutputvMsg = [<<0:8>>,<<0:(8*512)>>,<<0:(8*256)>>,<<0:8>>], - erlang:port_command(Prt2, Msg), - [{trace, Prt2, 'receive', {S, {command, Msg}}}] = flush(), + erlang:port_command(Prt2, OutputvMsg), + [{trace, Prt2, 'receive', {S, {command, OutputvMsg}}}] = flush(), - Prt2 ! {S, {command, Msg}}, - [{trace, Prt2, 'receive', {S, {command, Msg}}}] = flush(), + Prt2 ! {S, {command, OutputvMsg}}, + [{trace, Prt2, 'receive', {S, {command, OutputvMsg}}}] = flush(), close(Prt2, Flags), @@ -274,6 +278,12 @@ control(_Config) -> [{trace, Prt, 'receive', {S, {control, {(1 bsl 32) - 1, <<?ECHO_DRV_NOOP:8, 0:8>>}}}}, {trace, Prt, send, {Prt, {control, <<0:8>>}}, S}] = flush(), + Msg = <<?ECHO_DRV_NOOP:8, 0:(8*512)>>, + Pat = lists:duplicate(512, 0), + Pat = erlang:port_control(Prt, 1, Msg), + [{trace, Prt, 'receive', {S, {control, {1, Msg}}}}, + {trace, Prt, send, {Prt, {control, <<0:(8*512)>>}}, S}] = flush(), + close(Prt, Flags), ok. @@ -331,12 +341,16 @@ call(_Config) -> Flags = [send,'receive'], {Prt, S} = trace_and_open(Flags,[binary]), - Msg = {hello, world, make_ref()}, - BinMsg = term_to_binary(Msg), + Test = fun(Msg) -> + BinMsg = term_to_binary(Msg), + + Msg = erlang:port_call(Prt, 0, Msg), + [{trace, Prt, 'receive', {S, {call, {0, BinMsg}}}}, + {trace, Prt, send, {Prt, {call, BinMsg}}, S}] = flush() + end, - Msg = erlang:port_call(Prt, 0, Msg), - [{trace, Prt, 'receive', {S, {call, {0, BinMsg}}}}, - {trace, Prt, send, {Prt, {call, BinMsg}}, S}] = flush(), + Test({hello, world, make_ref()}), + Test({hello, world, lists:seq(1,1000)}), close(Prt, Flags), diff --git a/erts/emulator/test/port_trace_SUITE_data/echo_drv.c b/erts/emulator/test/port_trace_SUITE_data/echo_drv.c index b5728bc170..b5ae9389b4 100644 --- a/erts/emulator/test/port_trace_SUITE_data/echo_drv.c +++ b/erts/emulator/test/port_trace_SUITE_data/echo_drv.c @@ -217,6 +217,8 @@ static ErlDrvSSizeT echo_drv_control(ErlDrvData drv_data, char *buf, ErlDrvSizeT len, char **rbuf, ErlDrvSizeT rlen) { + if ((len - 1) > rlen) + *rbuf = driver_alloc(len - 1); memcpy(*rbuf, buf+1, len-1); return len-1; } @@ -232,6 +234,8 @@ static ErlDrvSSizeT echo_drv_call(ErlDrvData drv_data, char **rbuf, ErlDrvSizeT rlen, unsigned int *flags) { + if ((len - command) > rlen) + *rbuf = driver_alloc(len - command); memcpy(*rbuf, buf+command, len-command); return len-command; } diff --git a/erts/emulator/test/save_calls_SUITE.erl b/erts/emulator/test/save_calls_SUITE.erl index af1a0d35d6..aae7651f6d 100644 --- a/erts/emulator/test/save_calls_SUITE.erl +++ b/erts/emulator/test/save_calls_SUITE.erl @@ -60,7 +60,7 @@ dont_break_reductions(Config) when is_list(Config) -> RPS1 = reds_per_sched(0), RPS2 = reds_per_sched(20), Diff = abs(RPS1 - RPS2), - true = (Diff < (0.05 * RPS1)), + true = (Diff < (0.2 * RPS1)), ok. diff --git a/erts/emulator/test/trace_SUITE.erl b/erts/emulator/test/trace_SUITE.erl index 3d7cb41fc0..da6a6bdea4 100644 --- a/erts/emulator/test/trace_SUITE.erl +++ b/erts/emulator/test/trace_SUITE.erl @@ -27,11 +27,12 @@ -export([all/0, suite/0, link_receive_call_correlation/0, receive_trace/1, link_receive_call_correlation/1, self_send/1, timeout_trace/1, send_trace/1, - procs_trace/1, dist_procs_trace/1, + procs_trace/1, dist_procs_trace/1, procs_new_trace/1, suspend/1, mutual_suspend/1, suspend_exit/1, suspender_exit/1, suspend_system_limit/1, suspend_opts/1, suspend_waiting/1, new_clear/1, existing_clear/1, set_on_spawn/1, set_on_first_spawn/1, cpu_timestamp/1, + set_on_link/1, set_on_first_link/1, system_monitor_args/1, more_system_monitor_args/1, system_monitor_long_gc_1/1, system_monitor_long_gc_2/1, system_monitor_large_heap_1/1, system_monitor_large_heap_2/1, @@ -54,7 +55,8 @@ all() -> mutual_suspend, suspend_exit, suspender_exit, suspend_system_limit, suspend_opts, suspend_waiting, new_clear, existing_clear, set_on_spawn, - set_on_first_spawn, system_monitor_args, + set_on_first_spawn, set_on_link, set_on_first_link, + system_monitor_args, more_system_monitor_args, system_monitor_long_gc_1, system_monitor_long_gc_2, system_monitor_large_heap_1, system_monitor_long_schedule, @@ -654,6 +656,34 @@ dist_procs_trace(Config) when is_list(Config) -> true = stop_node(OtherNode), ok. +%% Test trace(new, How, [procs]). +procs_new_trace(Config) when is_list(Config) -> + Self = self(), + process_flag(trap_exit, true), + %% + Proc1 = spawn_link(?MODULE, process, [Self]), + io:format("Proc1 = ~p ~n", [Proc1]), + %% + 0 = erlang:trace(new, true, [procs]), + + MFA = {?MODULE, process, [Self]}, + %% + %% spawn, link + Proc1 ! {spawn_link_please, Self, MFA}, + Proc3 = receive {spawned, Proc1, P3} -> P3 end, + receive {trace, Proc3, spawned, Proc1, MFA} -> ok end, + receive {trace, Proc3, getting_linked, Proc1} -> ok end, + io:format("Proc3 = ~p ~n", [Proc3]), + receive_nothing(), + %% + %% + %% exit (not linked to tracing process) + Reason1 = make_ref(), + Proc1 ! {exit_please, Reason1}, + receive {'EXIT', Proc1, Reason1} -> ok end, + {trace, Proc3, exit, Reason1} = receive_first_trace(), + receive_nothing(), + ok. @@ -701,6 +731,51 @@ set_on_first_spawn(Config) when is_list(Config) -> receive_nothing(), ok. +%% Tests trace(Pid, How, [set_on_link]). + +set_on_link(Config) -> + Listener = fun_spawn(fun process/0), + + %% Create and trace a process with the set_on_link flag. + %% Make sure it is traced. + Father_SOL = fun_spawn(fun process/0), + 1 = erlang:trace(Father_SOL, true, [send, set_on_link]), + true = is_send_traced(Father_SOL, Listener, sol_father), + + %% Have the process spawn of two children and test that they + %% are traced. + [Child1, Child2] = spawn_children(Father_SOL, 2), + true = is_send_traced(Child1, Listener, child1), + true = is_send_traced(Child2, Listener, child2), + + %% Second generation. + [Child11, Child12] = spawn_children(Child1, 2), + true = is_send_traced(Child11, Listener, child11), + true = is_send_traced(Child12, Listener, child12), + ok. + +%% Tests trace(Pid, How, [set_on_first_spawn]). + +set_on_first_link(Config) -> + ct:timetrap({seconds, 10}), + Listener = fun_spawn(fun process/0), + + %% Create and trace a process with the set_on_first_spawn flag. + %% Make sure it is traced. + Parent = fun_spawn(fun process/0), + 1 = erlang:trace(Parent, true, [send, set_on_first_link]), + is_send_traced(Parent, Listener, sol_father), + + %% Have the process spawn off three children and test that the + %% first is traced. + [Child1, Child2, Child3] = spawn_children(Parent, 3), + true = is_send_traced(Child1, Listener, child1), + false = is_send_traced(Child2, Listener, child2), + false = is_send_traced(Child3, Listener, child3), + receive_nothing(), + ok. + + %% Tests arguments to erlang:system_monitor/0,1,2 system_monitor_args(Config) when is_list(Config) -> diff --git a/erts/etc/common/erlexec.c b/erts/etc/common/erlexec.c index 82a0303f86..5a5021b003 100644 --- a/erts/etc/common/erlexec.c +++ b/erts/etc/common/erlexec.c @@ -150,6 +150,7 @@ static char *plush_val_switches[] = { "ms", "mbs", "pds", + "mqd", "", NULL }; @@ -160,12 +161,6 @@ static char *plusr_val_switches[] = { NULL }; -/* +x arguments with values */ -static char *plusx_val_switches[] = { - "mqd", - NULL -}; - /* +z arguments with values */ static char *plusz_val_switches[] = { "dbbl", @@ -986,20 +981,6 @@ int main(int argc, char **argv) add_Eargs(argv[i+1]); i++; break; - case 'x': - if (!is_one_of_strings(&argv[i][2], plusx_val_switches)) { - goto the_default; - } else { - if (i+1 >= argc - || argv[i+1][0] == '-' - || argv[i+1][0] == '+') - usage(argv[i]); - argv[i][0] = '-'; - add_Eargs(argv[i]); - add_Eargs(argv[i+1]); - i++; - } - break; case 'z': if (!is_one_of_strings(&argv[i][2], plusz_val_switches)) { goto the_default; @@ -1200,7 +1181,7 @@ usage_aux(void) "[+S NO_SCHEDULERS:NO_SCHEDULERS_ONLINE] " "[+SP PERCENTAGE_SCHEDULERS:PERCENTAGE_SCHEDULERS_ONLINE] " "[+T LEVEL] [+V] [+v] " - "[+W<i|w|e>] [+x DEFAULT_PROC_FLAGS] [+z MISC_OPTION] [args ...]\n"); + "[+W<i|w|e>] [+z MISC_OPTION] [args ...]\n"); exit(1); } diff --git a/erts/preloaded/ebin/erl_prim_loader.beam b/erts/preloaded/ebin/erl_prim_loader.beam Binary files differindex 77685013ae..3e82b8e20e 100644 --- a/erts/preloaded/ebin/erl_prim_loader.beam +++ b/erts/preloaded/ebin/erl_prim_loader.beam diff --git a/erts/preloaded/ebin/erl_tracer.beam b/erts/preloaded/ebin/erl_tracer.beam Binary files differindex b8f3f6d8c2..67d96d0f0d 100644 --- a/erts/preloaded/ebin/erl_tracer.beam +++ b/erts/preloaded/ebin/erl_tracer.beam diff --git a/erts/preloaded/ebin/erlang.beam b/erts/preloaded/ebin/erlang.beam Binary files differindex 15e4ca82a7..321e4e7e1b 100644 --- a/erts/preloaded/ebin/erlang.beam +++ b/erts/preloaded/ebin/erlang.beam diff --git a/erts/preloaded/ebin/erts_code_purger.beam b/erts/preloaded/ebin/erts_code_purger.beam Binary files differindex 3e95b1e42e..0c667663fd 100644 --- a/erts/preloaded/ebin/erts_code_purger.beam +++ b/erts/preloaded/ebin/erts_code_purger.beam diff --git a/erts/preloaded/ebin/erts_internal.beam b/erts/preloaded/ebin/erts_internal.beam Binary files differindex 53dd2897de..ed2e328f5b 100644 --- a/erts/preloaded/ebin/erts_internal.beam +++ b/erts/preloaded/ebin/erts_internal.beam diff --git a/erts/preloaded/ebin/init.beam b/erts/preloaded/ebin/init.beam Binary files differindex ee32066f53..23ebd2cad9 100644 --- a/erts/preloaded/ebin/init.beam +++ b/erts/preloaded/ebin/init.beam diff --git a/erts/preloaded/ebin/otp_ring0.beam b/erts/preloaded/ebin/otp_ring0.beam Binary files differindex 51a412b7f7..b63fa24848 100644 --- a/erts/preloaded/ebin/otp_ring0.beam +++ b/erts/preloaded/ebin/otp_ring0.beam diff --git a/erts/preloaded/ebin/prim_eval.beam b/erts/preloaded/ebin/prim_eval.beam Binary files differindex 45bed5cf7e..7c8fdc82c0 100644 --- a/erts/preloaded/ebin/prim_eval.beam +++ b/erts/preloaded/ebin/prim_eval.beam diff --git a/erts/preloaded/ebin/prim_file.beam b/erts/preloaded/ebin/prim_file.beam Binary files differindex c25bffb6a5..d4559bc9ed 100644 --- a/erts/preloaded/ebin/prim_file.beam +++ b/erts/preloaded/ebin/prim_file.beam diff --git a/erts/preloaded/ebin/prim_inet.beam b/erts/preloaded/ebin/prim_inet.beam Binary files differindex 85d74de065..5a0678632e 100644 --- a/erts/preloaded/ebin/prim_inet.beam +++ b/erts/preloaded/ebin/prim_inet.beam diff --git a/erts/preloaded/ebin/prim_zip.beam b/erts/preloaded/ebin/prim_zip.beam Binary files differindex 1f8fe6f03b..3d32dd8449 100644 --- a/erts/preloaded/ebin/prim_zip.beam +++ b/erts/preloaded/ebin/prim_zip.beam diff --git a/erts/preloaded/ebin/zlib.beam b/erts/preloaded/ebin/zlib.beam Binary files differindex 059585ec99..ced9f9c952 100644 --- a/erts/preloaded/ebin/zlib.beam +++ b/erts/preloaded/ebin/zlib.beam |