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authorRickard Green <[email protected]>2018-04-23 11:59:23 +0200
committerRickard Green <[email protected]>2018-04-23 11:59:23 +0200
commit9974f24df0cd217aced27c462ccea02a93c453ae (patch)
treeceda420ef18158bb559df8e336f960fca18d6ed4 /erts
parent9f8a402cc3e49313089bb9e22bc625f07beea4ca (diff)
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Fix message tracing
Diffstat (limited to 'erts')
-rw-r--r--erts/emulator/beam/erl_proc_sig_queue.c13
1 files changed, 9 insertions, 4 deletions
diff --git a/erts/emulator/beam/erl_proc_sig_queue.c b/erts/emulator/beam/erl_proc_sig_queue.c
index 4bb5f31538..fc3a2fe3c4 100644
--- a/erts/emulator/beam/erl_proc_sig_queue.c
+++ b/erts/emulator/beam/erl_proc_sig_queue.c
@@ -2389,8 +2389,9 @@ destroy_process_info_request(Process *c_p, ErtsProcessInfoSig *pisig)
}
static int
-handle_process_info(Process *c_p, ErtsMessage *sig,
- ErtsMessage ***next_nm_sig, int is_alive)
+handle_process_info(Process *c_p, ErtsSigRecvTracing *tracing,
+ ErtsMessage *sig, ErtsMessage ***next_nm_sig,
+ int is_alive)
{
ErtsProcessInfoSig *pisig = (ErtsProcessInfoSig *) sig;
Uint reds = 0;
@@ -2414,7 +2415,11 @@ handle_process_info(Process *c_p, ErtsMessage *sig,
* Move messages part of message queue into inner
* signal queue...
*/
+ ASSERT(tracing);
+
if (*next_nm_sig != &c_p->sig_qs.cont) {
+ if (*next_nm_sig == tracing->messages.next)
+ tracing->messages.next = &c_p->sig_qs.cont;
*c_p->sig_qs.last = c_p->sig_qs.cont;
c_p->sig_qs.last = *next_nm_sig;
@@ -2875,7 +2880,7 @@ erts_proc_sig_handle_incoming(Process *c_p, erts_aint32_t *statep,
case ERTS_SIG_Q_OP_PROCESS_INFO:
ERTS_PROC_SIG_HDBG_PRIV_CHKQ(c_p, &tracing, next_nm_sig);
- handle_process_info(c_p, sig, next_nm_sig, !0);
+ handle_process_info(c_p, &tracing, sig, next_nm_sig, !0);
ERTS_PROC_SIG_HDBG_PRIV_CHKQ(c_p, &tracing, next_nm_sig);
break;
@@ -3196,7 +3201,7 @@ erts_proc_sig_handle_exit(Process *c_p, int *redsp)
break;
case ERTS_SIG_Q_OP_PROCESS_INFO:
- handle_process_info(c_p, sig, next_nm_sig, 0);
+ handle_process_info(c_p, NULL, sig, next_nm_sig, 0);
break;
case ERTS_SIG_Q_OP_TRACE_CHANGE_STATE: