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-rw-r--r--erts/emulator/beam/bif.tab1
-rw-r--r--erts/emulator/beam/break.c2
-rw-r--r--erts/emulator/beam/dist.c4
-rw-r--r--erts/emulator/beam/erl_alloc.c50
-rw-r--r--erts/emulator/beam/erl_alloc_util.c25
-rw-r--r--erts/emulator/beam/erl_alloc_util.h7
-rwxr-xr-xerts/emulator/beam/erl_bif_info.c4
-rw-r--r--erts/emulator/beam/erl_bif_os.c22
-rw-r--r--erts/emulator/beam/erl_process_dump.c46
-rw-r--r--erts/emulator/beam/sys.h2
10 files changed, 134 insertions, 29 deletions
diff --git a/erts/emulator/beam/bif.tab b/erts/emulator/beam/bif.tab
index dc8e9101de..6037c08dd8 100644
--- a/erts/emulator/beam/bif.tab
+++ b/erts/emulator/beam/bif.tab
@@ -572,6 +572,7 @@ bif erlang:float_to_binary/2
bif erlang:binary_to_float/1
bif io:printable_range/0
+bif os:unsetenv/1
#
# Obsolete
diff --git a/erts/emulator/beam/break.c b/erts/emulator/beam/break.c
index 99604fa3bc..b7e1092907 100644
--- a/erts/emulator/beam/break.c
+++ b/erts/emulator/beam/break.c
@@ -757,7 +757,7 @@ erl_crash_dump_v(char *file, int line, char* fmt, va_list args)
return; /* Can't create the crash dump, skip it */
time(&now);
- erts_fdprintf(fd, "=erl_crash_dump:0.2\n%s", ctime(&now));
+ erts_fdprintf(fd, "=erl_crash_dump:0.3\n%s", ctime(&now));
if (file != NULL)
erts_fdprintf(fd, "The error occurred in file %s, line %d\n", file, line);
diff --git a/erts/emulator/beam/dist.c b/erts/emulator/beam/dist.c
index aabccac822..6ecf3f0722 100644
--- a/erts/emulator/beam/dist.c
+++ b/erts/emulator/beam/dist.c
@@ -1509,12 +1509,12 @@ int erts_net_message(Port *prt,
break;
}
rp = erts_pid2proc(NULL, 0, mon->pid, rp_locks);
+
+ erts_destroy_monitor(mon);
if (rp == NULL) {
break;
}
- erts_destroy_monitor(mon);
-
mon = erts_remove_monitor(&ERTS_P_MONITORS(rp), ref);
if (mon == NULL) {
diff --git a/erts/emulator/beam/erl_alloc.c b/erts/emulator/beam/erl_alloc.c
index d8da616d05..b5ba9bb94a 100644
--- a/erts/emulator/beam/erl_alloc.c
+++ b/erts/emulator/beam/erl_alloc.c
@@ -100,6 +100,8 @@ static Uint install_debug_functions(void);
#endif
#endif
+static int lock_all_physical_memory = 0;
+
ErtsAllocatorFunctions_t erts_allctrs[ERTS_ALC_A_MAX+1];
ErtsAllocatorInfo_t erts_allctrs_info[ERTS_ALC_A_MAX+1];
ErtsAllocatorThrSpec_t erts_allctr_thr_spec[ERTS_ALC_A_MAX+1];
@@ -618,6 +620,8 @@ erts_alloc_init(int *argc, char **argv, ErtsAllocInitOpts *eaiop)
hdbg_init();
#endif
+ lock_all_physical_memory = 0;
+
ncpu = eaiop->ncpu;
if (ncpu < 1)
ncpu = 1;
@@ -641,6 +645,20 @@ erts_alloc_init(int *argc, char **argv, ErtsAllocInitOpts *eaiop)
if (argc && argv)
handle_args(argc, argv, &init);
+ if (lock_all_physical_memory) {
+#ifdef HAVE_MLOCKALL
+ errno = 0;
+ if (mlockall(MCL_CURRENT|MCL_FUTURE) != 0) {
+ int err = errno;
+ char *errstr = err ? strerror(err) : "unknown";
+ erl_exit(-1, "Failed to lock physical memory: %s (%d)\n",
+ errstr, err);
+ }
+#else
+ erl_exit(-1, "Failed to lock physical memory: Not supported\n");
+#endif
+ }
+
#ifndef ERTS_SMP
init.sl_alloc.thr_spec = 0;
init.std_alloc.thr_spec = 0;
@@ -1486,11 +1504,11 @@ handle_args(int *argc, char **argv, erts_alc_hndl_args_init_t *init)
#endif
get_bool_value(argv[i]+8, argv, &i);
}
- else if (has_prefix("scmgc", argv[i]+3)) {
+ else if (has_prefix("scrfsd", argv[i]+3)) {
#if HAVE_ERTS_MSEG
- init->mseg.mmap.scmgc =
+ init->mseg.mmap.scrfsd =
#endif
- get_amount_value(argv[i]+8, argv, &i);
+ get_amount_value(argv[i]+9, argv, &i);
}
else {
bad_param(param, param+2);
@@ -1630,6 +1648,19 @@ handle_args(int *argc, char **argv, erts_alc_hndl_args_init_t *init)
bad_param(param, param+2);
}
break;
+ case 'l':
+ if (has_prefix("pm", param+2)) {
+ arg = get_value(argv[i]+5, argv, &i);
+ if (strcmp("all", arg) == 0)
+ lock_all_physical_memory = 1;
+ else if (strcmp("no", arg) == 0)
+ lock_all_physical_memory = 0;
+ else
+ bad_value(param, param+4, arg);
+ break;
+ }
+ bad_param(param, param+2);
+ break;
case 'u':
if (has_prefix("ycs", argv[i]+3)) {
init->alloc_util.ycs
@@ -1639,6 +1670,10 @@ handle_args(int *argc, char **argv, erts_alc_hndl_args_init_t *init)
init->alloc_util.mmc
= get_amount_value(argv[i]+6, argv, &i);
}
+ else if (has_prefix("sac", argv[i]+3)) {
+ init->alloc_util.sac
+ = get_bool_value(argv[i]+6, argv, &i);
+ }
else {
int a;
int start = i;
@@ -2749,8 +2784,8 @@ erts_allocator_options(void *proc)
#endif
Uint sz, *szp, *hp, **hpp;
Eterm res, features, settings;
- Eterm atoms[ERTS_ALC_A_MAX-ERTS_ALC_A_MIN+6];
- Uint terms[ERTS_ALC_A_MAX-ERTS_ALC_A_MIN+6];
+ Eterm atoms[ERTS_ALC_A_MAX-ERTS_ALC_A_MIN+7];
+ Uint terms[ERTS_ALC_A_MAX-ERTS_ALC_A_MIN+7];
int a, length;
SysAllocStat sas;
Uint *endp = NULL;
@@ -2848,6 +2883,11 @@ erts_allocator_options(void *proc)
terms[length++] = erts_bld_2tup_list(hpp, szp, 3, o, v);
}
+ atoms[length] = am_atom_put("lock_physical_memory", 20);
+ terms[length++] = (lock_all_physical_memory
+ ? am_atom_put("all", 3)
+ : am_atom_put("no", 2));
+
settings = erts_bld_2tup_list(hpp, szp, length, atoms, terms);
length = 0;
diff --git a/erts/emulator/beam/erl_alloc_util.c b/erts/emulator/beam/erl_alloc_util.c
index a6f256a15e..9dce7f6505 100644
--- a/erts/emulator/beam/erl_alloc_util.c
+++ b/erts/emulator/beam/erl_alloc_util.c
@@ -98,6 +98,7 @@ static Uint sys_alloc_carrier_size;
#if HAVE_ERTS_MSEG
static Uint max_mseg_carriers;
#endif
+static int allow_sys_alloc_carriers;
#define ONE_GIGA (1000000000)
@@ -3256,13 +3257,15 @@ create_carrier(Allctr_t *allctr, Uint umem_sz, UWord flags)
int is_mseg = 0;
#endif
-#if HALFWORD_HEAP
- flags |= CFLG_FORCE_MSEG;
-#elif ERTS_SUPER_ALIGNED_MSEG_ONLY
- if (flags & CFLG_MBC) {
+ if (HALFWORD_HEAP
+ || (ERTS_SUPER_ALIGNED_MSEG_ONLY && (flags & CFLG_MBC))
+ || !allow_sys_alloc_carriers) {
flags |= CFLG_FORCE_MSEG;
- }
+ flags &= ~CFLG_FORCE_SYS_ALLOC;
+#if !HAVE_ERTS_MSEG
+ return NULL;
#endif
+ }
ASSERT((flags & CFLG_SBC && !(flags & CFLG_MBC))
|| (flags & CFLG_MBC && !(flags & CFLG_SBC)));
@@ -3697,6 +3700,7 @@ static struct {
Eterm mmc;
#endif
Eterm ycs;
+ Eterm sac;
Eterm fix_types;
@@ -3789,6 +3793,7 @@ init_atoms(Allctr_t *allctr)
AM_INIT(mmc);
#endif
AM_INIT(ycs);
+ AM_INIT(sac);
AM_INIT(fix_types);
@@ -4509,17 +4514,22 @@ erts_alcu_au_info_options(int *print_to_p, void *print_to_arg,
#if HAVE_ERTS_MSEG
"option mmc: %beu\n"
#endif
- "option ycs: %beu\n",
+ "option ycs: %beu\n"
+ "option sac: %s\n",
#if HAVE_ERTS_MSEG
max_mseg_carriers,
#endif
- sys_alloc_carrier_size);
+ sys_alloc_carrier_size,
+ allow_sys_alloc_carriers ? "true" : "false");
}
if (hpp || szp) {
res = NIL;
ensure_atoms_initialized(NULL);
add_2tup(hpp, szp, &res,
+ am.sac,
+ allow_sys_alloc_carriers ? am_true : am_false);
+ add_2tup(hpp, szp, &res,
am.ycs,
bld_uint(hpp, szp, sys_alloc_carrier_size));
#if HAVE_ERTS_MSEG
@@ -5681,6 +5691,7 @@ erts_alcu_init(AlcUInit_t *init)
#else /* #if HAVE_ERTS_MSEG */
sys_alloc_carrier_size = ((init->ycs + 4095) / 4096) * 4096;
#endif
+ allow_sys_alloc_carriers = init->sac;
#ifdef DEBUG
carrier_alignment = sizeof(Unit_t);
diff --git a/erts/emulator/beam/erl_alloc_util.h b/erts/emulator/beam/erl_alloc_util.h
index 222f137024..7be6b1ed9d 100644
--- a/erts/emulator/beam/erl_alloc_util.h
+++ b/erts/emulator/beam/erl_alloc_util.h
@@ -32,6 +32,7 @@ typedef struct Allctr_t_ Allctr_t;
typedef struct {
UWord ycs;
UWord mmc;
+ int sac;
} AlcUInit_t;
typedef struct {
@@ -75,7 +76,8 @@ typedef struct {
#define ERTS_DEFAULT_ALCU_INIT { \
1024*1024, /* (bytes) ycs: sys_alloc carrier size */\
- ~((UWord) 0) /* (amount) mmc: max mseg carriers */ \
+ ~((UWord) 0), /* (amount) mmc: max mseg carriers */\
+ 1 /* (bool) sac: sys_alloc carriers */\
}
#define ERTS_DEFAULT_ALLCTR_INIT { \
@@ -109,7 +111,8 @@ typedef struct {
#define ERTS_DEFAULT_ALCU_INIT { \
128*1024, /* (bytes) ycs: sys_alloc carrier size */\
- 1024 /* (amount) mmc: max mseg carriers */\
+ 1024, /* (amount) mmc: max mseg carriers */\
+ 1 /* (bool) sac: sys_alloc carriers */\
}
#define ERTS_DEFAULT_ALLCTR_INIT { \
diff --git a/erts/emulator/beam/erl_bif_info.c b/erts/emulator/beam/erl_bif_info.c
index 5fbcbbe250..d7f1e2d971 100755
--- a/erts/emulator/beam/erl_bif_info.c
+++ b/erts/emulator/beam/erl_bif_info.c
@@ -1771,7 +1771,11 @@ info_1_tuple(Process* BIF_P, /* Pointer to current process. */
#if defined(PURIFY)
BIF_RET(erts_make_integer(purify_new_leaks(), BIF_P));
#elif defined(VALGRIND)
+# ifdef VALGRIND_DO_ADDED_LEAK_CHECK
+ VALGRIND_DO_ADDED_LEAK_CHECK;
+# else
VALGRIND_DO_LEAK_CHECK;
+# endif
BIF_RET(make_small(0));
#endif
} else if (*tp == am_fd) {
diff --git a/erts/emulator/beam/erl_bif_os.c b/erts/emulator/beam/erl_bif_os.c
index 1062d4379b..e07c622928 100644
--- a/erts/emulator/beam/erl_bif_os.c
+++ b/erts/emulator/beam/erl_bif_os.c
@@ -180,3 +180,25 @@ BIF_RETTYPE os_putenv_2(BIF_ALIST_2)
BIF_RET(am_true);
}
+BIF_RETTYPE os_unsetenv_1(BIF_ALIST_1)
+{
+ char *key_buf;
+ char buf[STATIC_BUF_SIZE];
+
+ key_buf = erts_convert_filename_to_native(BIF_ARG_1,buf,STATIC_BUF_SIZE,
+ ERTS_ALC_T_TMP,0,0,NULL);
+ if (!key_buf) {
+ BIF_ERROR(BIF_P, BADARG);
+ }
+
+ if (erts_sys_unsetenv(key_buf)) {
+ if (key_buf != buf) {
+ erts_free(ERTS_ALC_T_TMP, key_buf);
+ }
+ BIF_ERROR(BIF_P, BADARG);
+ }
+ if (key_buf != buf) {
+ erts_free(ERTS_ALC_T_TMP, key_buf);
+ }
+ BIF_RET(am_true);
+}
diff --git a/erts/emulator/beam/erl_process_dump.c b/erts/emulator/beam/erl_process_dump.c
index 6cd0d23b97..2f3cf23b00 100644
--- a/erts/emulator/beam/erl_process_dump.c
+++ b/erts/emulator/beam/erl_process_dump.c
@@ -34,8 +34,8 @@
#define ERTS_WANT_EXTERNAL_TAGS
#include "external.h"
-#define WORD_FMT "%X"
-#define ADDR_FMT "%X"
+#define PTR_FMT "%bpX"
+#define ETERM_FMT "%beX"
#define OUR_NIL _make_header(0,_TAG_HEADER_FLOAT)
@@ -210,9 +210,9 @@ static void
dump_element(int to, void *to_arg, Eterm x)
{
if (is_list(x)) {
- erts_print(to, to_arg, "H" WORD_FMT, list_val(x));
+ erts_print(to, to_arg, "H" PTR_FMT, list_val(x));
} else if (is_boxed(x)) {
- erts_print(to, to_arg, "H" WORD_FMT, boxed_val(x));
+ erts_print(to, to_arg, "H" PTR_FMT, boxed_val(x));
} else if (is_immed(x)) {
if (is_atom(x)) {
unsigned char* s = atom_tab(atom_val(x))->name;
@@ -311,7 +311,7 @@ heap_dump(int to, void *to_arg, Eterm x)
} else if (is_list(x)) {
ptr = list_val(x);
if (ptr[0] != OUR_NIL) {
- erts_print(to, to_arg, ADDR_FMT ":l", ptr);
+ erts_print(to, to_arg, PTR_FMT ":l", ptr);
dump_element(to, to_arg, ptr[0]);
erts_putc(to, to_arg, '|');
dump_element(to, to_arg, ptr[1]);
@@ -330,12 +330,12 @@ heap_dump(int to, void *to_arg, Eterm x)
ptr = boxed_val(x);
hdr = *ptr;
if (hdr != OUR_NIL) { /* If not visited */
- erts_print(to, to_arg, ADDR_FMT ":", ptr);
+ erts_print(to, to_arg, PTR_FMT ":", ptr);
if (is_arity_value(hdr)) {
Uint i;
Uint arity = arityval(hdr);
- erts_print(to, to_arg, "t" WORD_FMT ":", arity);
+ erts_print(to, to_arg, "t" ETERM_FMT ":", arity);
for (i = 1; i <= arity; i++) {
dump_element(to, to_arg, ptr[i]);
if (is_immed(ptr[i])) {
@@ -388,21 +388,43 @@ heap_dump(int to, void *to_arg, Eterm x)
val->flags = (UWord) all_binaries;
all_binaries = val;
}
- erts_print(to, to_arg, "Yc%X:%X:%X", val,
+ erts_print(to, to_arg,
+ "Yc" PTR_FMT ":" PTR_FMT ":" PTR_FMT,
+ val,
pb->bytes - (byte *)val->orig_bytes,
size);
} else if (tag == SUB_BINARY_SUBTAG) {
ErlSubBin* Sb = (ErlSubBin *) binary_val(x);
- Eterm* real_bin = binary_val(Sb->orig);
+ Eterm* real_bin;
void* val;
+ /*
+ * Must use boxed_val() here, because the original
+ * binary may have been visited and have had its
+ * header word changed to OUR_NIL (in which case
+ * binary_val() will cause an assertion failure in
+ * the DEBUG emulator).
+ */
+
+ real_bin = boxed_val(Sb->orig);
+
if (thing_subtag(*real_bin) == REFC_BINARY_SUBTAG) {
+ /*
+ * Unvisited REFC_BINARY: Point directly to
+ * the binary.
+ */
ProcBin* pb = (ProcBin *) real_bin;
val = pb->val;
- } else { /* Heap binary */
+ } else {
+ /*
+ * Heap binary or visited REFC binary: Point
+ * to heap binary or ProcBin on the heap.
+ */
val = real_bin;
}
- erts_print(to, to_arg, "Ys%X:%X:%X", val, Sb->offs, size);
+ erts_print(to, to_arg,
+ "Ys" PTR_FMT ":" PTR_FMT ":" PTR_FMT,
+ val, Sb->offs, size);
}
erts_putc(to, to_arg, '\n');
*ptr = OUR_NIL;
@@ -438,7 +460,7 @@ dump_binaries(int to, void *to_arg, Binary* current)
long size = current->orig_size;
byte* bytes = (byte*) current->orig_bytes;
- erts_print(to, to_arg, "=binary:%X\n", current);
+ erts_print(to, to_arg, "=binary:" PTR_FMT "\n", current);
erts_print(to, to_arg, "%X:", size);
for (i = 0; i < size; i++) {
erts_print(to, to_arg, "%02X", bytes[i]);
diff --git a/erts/emulator/beam/sys.h b/erts/emulator/beam/sys.h
index 9561c0be96..d22f125945 100644
--- a/erts/emulator/beam/sys.h
+++ b/erts/emulator/beam/sys.h
@@ -750,6 +750,8 @@ int erts_sys_getenv(char *key, char *value, size_t *size);
int erts_sys_getenv_raw(char *key, char *value, size_t *size);
/* erts_sys_getenv__() is only allowed to be used in early init phase */
int erts_sys_getenv__(char *key, char *value, size_t *size);
+/* erst_sys_unsetenv() returns 0 on success and a value != 0 on failure. */
+int erts_sys_unsetenv(char *key);
/* Easier to use, but not as efficient, environment functions */
char *erts_read_env(char *key);
generated by cgit v1.2.3 (git 2.25.1) at 2024-12-14 20:42:56 +0000