aboutsummaryrefslogtreecommitdiffstats
path: root/erts
diff options
context:
space:
mode:
Diffstat (limited to 'erts')
-rw-r--r--erts/doc/src/epmd.xml11
-rw-r--r--erts/emulator/beam/beam_bif_load.c5
-rw-r--r--erts/emulator/beam/erl_thr_progress.c1
-rw-r--r--erts/emulator/beam/erl_trace.c2
-rw-r--r--erts/emulator/beam/io.c26
-rw-r--r--erts/emulator/sys/unix/erl_child_setup.c14
-rw-r--r--erts/emulator/sys/unix/sys.c12
-rw-r--r--erts/emulator/test/hipe_SUITE.erl3
-rw-r--r--erts/etc/unix/format_man_pages2
9 files changed, 51 insertions, 25 deletions
diff --git a/erts/doc/src/epmd.xml b/erts/doc/src/epmd.xml
index 120ffb6860..311483022d 100644
--- a/erts/doc/src/epmd.xml
+++ b/erts/doc/src/epmd.xml
@@ -34,24 +34,23 @@
</header>
<com>epmd</com>
- <comsummary>
- <p>Erlang Port Mapper Daemon</p>
+ <comsummary>Erlang Port Mapper Daemon</comsummary>
+
+ <description>
<taglist>
<tag><c><![CDATA[epmd [-d|-debug] [DbgExtra...] [-address Addresses]
- [-port No] [-daemon] [-relaxed_command_check]]]></c></tag>
+ [-port No] [-daemon] [-relaxed_command_check]]]></c></tag>
<item>
<p>Starts the port mapper daemon.</p>
</item>
<tag><c><![CDATA[epmd [-d|-debug] [-port No]
- [-names|-kill|-stop Name]]]></c></tag>
+ [-names|-kill|-stop Name]]]></c></tag>
<item>
<p>Communicates with a running port mapper daemon.</p>
</item>
</taglist>
- </comsummary>
- <description>
<p>This daemon acts as a name server on all hosts involved in
distributed Erlang computations. When an Erlang node starts,
the node has a name and it obtains an address from the host
diff --git a/erts/emulator/beam/beam_bif_load.c b/erts/emulator/beam/beam_bif_load.c
index ba79068859..dddcfbb77d 100644
--- a/erts/emulator/beam/beam_bif_load.c
+++ b/erts/emulator/beam/beam_bif_load.c
@@ -976,8 +976,13 @@ erts_proc_copy_literal_area(Process *c_p, int *redsp, int fcalls, int gc_allowed
}
if (any_heap_ref_ptrs(c_p->stop, c_p->hend, literals, lit_bsize))
+ goto literal_gc;
+ *redsp += 1;
+#ifdef HIPE
+ if (nstack_any_heap_ref_ptrs(c_p, literals, lit_bsize))
goto literal_gc;
*redsp += 1;
+#endif
if (any_heap_refs(c_p->heap, c_p->htop, literals, lit_bsize))
goto literal_gc;
*redsp += 1;
diff --git a/erts/emulator/beam/erl_thr_progress.c b/erts/emulator/beam/erl_thr_progress.c
index 26d71f573f..700ed90def 100644
--- a/erts/emulator/beam/erl_thr_progress.c
+++ b/erts/emulator/beam/erl_thr_progress.c
@@ -700,6 +700,7 @@ leader_update(ErtsThrPrgrData *tpd)
tpd->leader_state.chk_next_ix = no_managed;
erts_atomic32_set_nob(&intrnl->misc.data.umrefc_ix.current,
(erts_aint32_t) new_umrefc_ix);
+ tpd->leader_state.umrefc_ix.current = new_umrefc_ix;
ETHR_MEMBAR(ETHR_StoreLoad);
refc = erts_atomic_read_nob(&intrnl->umrefc[umrefc_ix].refc);
ASSERT(refc >= 0);
diff --git a/erts/emulator/beam/erl_trace.c b/erts/emulator/beam/erl_trace.c
index f4d92564c1..8c84303997 100644
--- a/erts/emulator/beam/erl_trace.c
+++ b/erts/emulator/beam/erl_trace.c
@@ -3157,7 +3157,7 @@ erts_tracer_update(ErtsTracer *tracer, const ErtsTracer new_tracer)
Not sure if it is worth it, we save 4 words (sizeof(ErlHeapFragment))
per tracer. */
Eterm *hp = erts_alloc(ERTS_ALC_T_HEAP_FRAG,
- 2*sizeof(Eterm) + sizeof(ErtsThrPrgrLaterOp));
+ 3*sizeof(Eterm) + sizeof(ErtsThrPrgrLaterOp));
*tracer = CONS(hp, ERTS_TRACER_MODULE(new_tracer),
ERTS_TRACER_STATE(new_tracer));
} else {
diff --git a/erts/emulator/beam/io.c b/erts/emulator/beam/io.c
index cb8792dffa..77dbe92241 100644
--- a/erts/emulator/beam/io.c
+++ b/erts/emulator/beam/io.c
@@ -6591,16 +6591,20 @@ deliver_term_check_port(ErlDrvTermData port_id, Eterm *connected_p,
ErtsThrPrgrDelayHandle dhndl = erts_thr_progress_unmanaged_delay();
#endif
erts_aint32_t state;
+ int res = 1;
Port *prt = erts_port_lookup_raw((Eterm) port_id);
- if (!prt)
- return -1;
+ if (!prt) {
+ res = -1;
+ goto done;
+ }
state = erts_atomic32_read_nob(&prt->state);
if (state & (ERTS_PORT_SFLGS_INVALID_DRIVER_LOOKUP
| ERTS_PORT_SFLG_CLOSING)) {
if (state & ERTS_PORT_SFLGS_INVALID_DRIVER_LOOKUP)
- return -1;
+ res = -1;
else
- return 0;
+ res = 0;
+ goto done;
}
if (connected_p) {
#ifdef ERTS_SMP
@@ -6609,25 +6613,27 @@ deliver_term_check_port(ErlDrvTermData port_id, Eterm *connected_p,
#endif
*connected_p = ERTS_PORT_GET_CONNECTED(prt);
}
+
+done:
+
#ifdef ERTS_SMP
if (dhndl != ERTS_THR_PRGR_DHANDLE_MANAGED) {
+ ERTS_SMP_LC_ASSERT(!prt || !erts_lc_is_port_locked(prt));
erts_thr_progress_unmanaged_continue(dhndl);
ETHR_MEMBAR(ETHR_LoadLoad|ETHR_LoadStore);
} else
#endif
- {
+ if (res == 1) {
+ ERTS_SMP_LC_ASSERT(erts_lc_is_port_locked(prt));
*trace_prt = prt;
}
- ERTS_SMP_LC_ASSERT(dhndl == ERTS_THR_PRGR_DHANDLE_MANAGED
- ? erts_lc_is_port_locked(prt)
- : !erts_lc_is_port_locked(prt));
- return 1;
+ return res;
}
int erl_drv_output_term(ErlDrvTermData port_id, ErlDrvTermData* data, int len)
{
/* May be called from arbitrary thread */
- Eterm connected;
+ Eterm connected = NIL; /* Shut up faulty warning... */
Port *prt = NULL;
int res = deliver_term_check_port(port_id, &connected, &prt);
if (res <= 0)
diff --git a/erts/emulator/sys/unix/erl_child_setup.c b/erts/emulator/sys/unix/erl_child_setup.c
index 6b9ddd8da4..69fc6c2879 100644
--- a/erts/emulator/sys/unix/erl_child_setup.c
+++ b/erts/emulator/sys/unix/erl_child_setup.c
@@ -348,7 +348,7 @@ child_error:
* for posterity. */
static void handle_sigchld(int sig) {
- int buff[2], res;
+ int buff[2], res, __preverrno = errno;
sys_sigblock(SIGCHLD);
@@ -362,6 +362,16 @@ static void handle_sigchld(int sig) {
}
sys_sigrelease(SIGCHLD);
+
+ /* We save and restore the original errno as otherwise
+ the thread we are running in may end up with an
+ unexpected errno. An example of when this happened
+ was when the select in main had gotten an EINTR but
+ before the errno was checked the signal handler
+ was called and set errno to ECHILD from waitpid
+ which caused erl_child_setup to abort as it does
+ not expect ECHILD to be set after select */
+ errno = __preverrno;
}
#if defined(__ANDROID__)
@@ -423,7 +433,7 @@ main(int argc, char *argv[])
sigemptyset(&sa.sa_mask);
sa.sa_flags = SA_RESTART | SA_NOCLDSTOP;
if (sigaction(SIGCHLD, &sa, 0) == -1) {
- perror(0);
+ perror(NULL);
exit(1);
}
diff --git a/erts/emulator/sys/unix/sys.c b/erts/emulator/sys/unix/sys.c
index 6fb86f6dda..089efec3e8 100644
--- a/erts/emulator/sys/unix/sys.c
+++ b/erts/emulator/sys/unix/sys.c
@@ -715,11 +715,13 @@ static RETSIGTYPE suspend_signal(void)
static RETSIGTYPE suspend_signal(int signum)
#endif
{
- int res;
- int buf[1];
- do {
- res = read(sig_suspend_fds[0], buf, sizeof(int));
- } while (res < 0 && errno == EINTR);
+ int res, buf[1], __errno = errno;
+ do {
+ res = read(sig_suspend_fds[0], buf, sizeof(int));
+ } while (res < 0 && errno == EINTR);
+
+ /* restore previous errno in case read changed it */
+ errno = __errno;
}
#endif /* #ifdef ERTS_SYS_SUSPEND_SIGNAL */
diff --git a/erts/emulator/test/hipe_SUITE.erl b/erts/emulator/test/hipe_SUITE.erl
index 3e682b8d88..a556b4ddc0 100644
--- a/erts/emulator/test/hipe_SUITE.erl
+++ b/erts/emulator/test/hipe_SUITE.erl
@@ -51,6 +51,9 @@ t_copy_literals(Config) when is_list(Config) ->
true = erlang:delete_module(literals),
true = erlang:purge_module(literals),
+ %% Give the literal collector some time to work...
+ receive after 2000 -> ok end,
+
%% check that the ex-literals are ok
[a,b,c] = ref_cell:call(PA, get),
{a,b,c} = ref_cell:call(PB, get),
diff --git a/erts/etc/unix/format_man_pages b/erts/etc/unix/format_man_pages
index 54f2d90c28..0afff13571 100644
--- a/erts/etc/unix/format_man_pages
+++ b/erts/etc/unix/format_man_pages
@@ -107,7 +107,7 @@ case :"$TARGET" in
if [ -f $file ]; then
name=`echo $file | sed 's/\.[^.]*$//'`
sec=`echo $file | sed 's/.*\.//'`
- /usr/bin/groff -Tascii -mandoc $ERL_ROOT/man/man$sec/$file \
+ /usr/bin/groff -Tutf8 -mandoc $ERL_ROOT/man/man$sec/$file \
> $ERL_ROOT/man/cat$sec/$file
fi
done