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-rw-r--r--erts/emulator/beam/atom.names1
-rw-r--r--erts/emulator/beam/bif.c14
-rw-r--r--erts/emulator/beam/erl_gc.c24
-rw-r--r--erts/emulator/beam/erl_proc_sig_queue.c1
-rw-r--r--erts/emulator/beam/erl_proc_sig_queue.h3
5 files changed, 13 insertions, 30 deletions
diff --git a/erts/emulator/beam/atom.names b/erts/emulator/beam/atom.names
index 3f7aa0983c..f81082a698 100644
--- a/erts/emulator/beam/atom.names
+++ b/erts/emulator/beam/atom.names
@@ -546,6 +546,7 @@ atom reload
atom rem
atom report_errors
atom reset
+atom reset_seq_trace
atom restart
atom return_from
atom return_to
diff --git a/erts/emulator/beam/bif.c b/erts/emulator/beam/bif.c
index 4741d7451d..764298bac8 100644
--- a/erts/emulator/beam/bif.c
+++ b/erts/emulator/beam/bif.c
@@ -4485,11 +4485,12 @@ BIF_RETTYPE system_flag_2(BIF_ALIST_2)
ERTS_TRACER_CLEAR(&old_seq_tracer);
BIF_RET(ret);
- } else if (BIF_ARG_1 == make_small(1)) {
+ } else if (BIF_ARG_1 == am_reset_seq_trace) {
int i, max;
- erts_proc_unlock(BIF_P, ERTS_PROC_LOCK_MAIN);
- erts_thr_progress_block();
+ erts_proc_unlock(BIF_P, ERTS_PROC_LOCK_MAIN);
+ erts_thr_progress_block();
+
max = erts_ptab_max(&erts_proc);
for (i = 0; i < max; i++) {
Process *p = erts_pix2proc(i);
@@ -4501,13 +4502,14 @@ BIF_RETTYPE system_flag_2(BIF_ALIST_2)
#endif
p->seq_trace_clock = 0;
p->seq_trace_lastcnt = 0;
-
+ erts_proc_lock(p, ERTS_PROC_LOCK_MAIN|ERTS_PROC_LOCK_MSGQ);
erts_proc_sig_clear_seq_trace_tokens(p);
+ erts_proc_unlock(p, ERTS_PROC_LOCK_MAIN|ERTS_PROC_LOCK_MSGQ);
}
}
- erts_thr_progress_unblock();
- erts_proc_lock(BIF_P, ERTS_PROC_LOCK_MAIN);
+ erts_thr_progress_unblock();
+ erts_proc_lock(BIF_P, ERTS_PROC_LOCK_MAIN);
BIF_RET(am_true);
} else if (BIF_ARG_1 == am_scheduler_wall_time) {
diff --git a/erts/emulator/beam/erl_gc.c b/erts/emulator/beam/erl_gc.c
index cf44640f12..3a50b294d1 100644
--- a/erts/emulator/beam/erl_gc.c
+++ b/erts/emulator/beam/erl_gc.c
@@ -2438,27 +2438,9 @@ erts_copy_one_frag(Eterm** hpp, ErlOffHeap* off_heap,
cpy_words:
ASSERT(sz >= cpy_sz);
sz -= cpy_sz;
- while (cpy_sz >= 8) {
- cpy_sz -= 8;
- *hp++ = *fhp++;
- *hp++ = *fhp++;
- *hp++ = *fhp++;
- *hp++ = *fhp++;
- *hp++ = *fhp++;
- *hp++ = *fhp++;
- *hp++ = *fhp++;
- *hp++ = *fhp++;
- }
- switch (cpy_sz) {
- case 7: *hp++ = *fhp++;
- case 6: *hp++ = *fhp++;
- case 5: *hp++ = *fhp++;
- case 4: *hp++ = *fhp++;
- case 3: *hp++ = *fhp++;
- case 2: *hp++ = *fhp++;
- case 1: *hp++ = *fhp++;
- default: break;
- }
+ sys_memcpy(hp, fhp, cpy_sz * sizeof(Eterm));
+ hp += cpy_sz;
+ fhp += cpy_sz;
if (oh) {
/* Add to offheap list */
oh->next = off_heap->first;
diff --git a/erts/emulator/beam/erl_proc_sig_queue.c b/erts/emulator/beam/erl_proc_sig_queue.c
index f343e984f7..18418a76e1 100644
--- a/erts/emulator/beam/erl_proc_sig_queue.c
+++ b/erts/emulator/beam/erl_proc_sig_queue.c
@@ -3812,7 +3812,6 @@ clear_seq_trace_token(ErtsMessage *sig)
void
erts_proc_sig_clear_seq_trace_tokens(Process *c_p)
{
- ASSERT(erts_thr_progress_is_blocking());
erts_proc_sig_fetch(c_p);
ERTS_FOREACH_SIG_PRIVQS(c_p, sig, clear_seq_trace_token(sig));
}
diff --git a/erts/emulator/beam/erl_proc_sig_queue.h b/erts/emulator/beam/erl_proc_sig_queue.h
index 3fc2d06b2d..6b065a7add 100644
--- a/erts/emulator/beam/erl_proc_sig_queue.h
+++ b/erts/emulator/beam/erl_proc_sig_queue.h
@@ -989,8 +989,7 @@ erts_proc_sig_fetch(Process *proc)
Sint res = 0;
ErtsSignal *sig;
- ERTS_LC_ASSERT(erts_thr_progress_is_blocking()
- || ERTS_PROC_IS_EXITING(proc)
+ ERTS_LC_ASSERT(ERTS_PROC_IS_EXITING(proc)
|| ((erts_proc_lc_my_proc_locks(proc)
& (ERTS_PROC_LOCK_MAIN
| ERTS_PROC_LOCK_MSGQ))