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authorRickard Green <[email protected]>2018-04-26 16:35:16 +0200
committerRickard Green <[email protected]>2018-04-26 17:13:54 +0200
commit48d18d5c6c41833d115a46d5086826d399715796 (patch)
tree889ac22f1a8689b29cd722d99c3fb04a1a7892e2 /erts/emulator/beam
parent630d7e7df458490ae4d5c263e096851e14349537 (diff)
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Fix handling of process-info requests in receive
Diffstat (limited to 'erts/emulator/beam')
-rw-r--r--erts/emulator/beam/erl_bif_info.c8
-rw-r--r--erts/emulator/beam/msg_instrs.tab3
2 files changed, 7 insertions, 4 deletions
diff --git a/erts/emulator/beam/erl_bif_info.c b/erts/emulator/beam/erl_bif_info.c
index d443e12409..f1d2aea33e 100644
--- a/erts/emulator/beam/erl_bif_info.c
+++ b/erts/emulator/beam/erl_bif_info.c
@@ -756,7 +756,7 @@ typedef struct {
static ErtsProcessInfoArgs pi_args[] = {
{am_registered_name, 0, 0, ERTS_PROC_LOCK_MAIN},
- {am_current_function, 4, 0, ERTS_PROC_LOCK_MAIN},
+ {am_current_function, 4, ERTS_PI_FLAG_FORCE_SIG_SEND, ERTS_PROC_LOCK_MAIN},
{am_initial_call, 4, 0, ERTS_PROC_LOCK_MAIN},
{am_status, 0, 0, 0},
{am_messages, 0, ERTS_PI_FLAG_WANT_MSGS|ERTS_PI_FLAG_NEED_MSGQ_LEN|ERTS_PI_FLAG_FORCE_SIG_SEND, ERTS_PROC_LOCK_MAIN},
@@ -778,15 +778,15 @@ static ErtsProcessInfoArgs pi_args[] = {
{am_binary, 0, ERTS_PI_FLAG_FORCE_SIG_SEND, ERTS_PROC_LOCK_MAIN},
{am_sequential_trace_token, 0, 0, ERTS_PROC_LOCK_MAIN},
{am_catchlevel, 0, 0, ERTS_PROC_LOCK_MAIN},
- {am_backtrace, 0, 0, ERTS_PROC_LOCK_MAIN},
+ {am_backtrace, 0, ERTS_PI_FLAG_FORCE_SIG_SEND, ERTS_PROC_LOCK_MAIN},
{am_last_calls, 0, 0, ERTS_PROC_LOCK_MAIN},
{am_total_heap_size, 0, ERTS_PI_FLAG_NEED_MSGQ_LEN|ERTS_PI_FLAG_FORCE_SIG_SEND, ERTS_PROC_LOCK_MAIN},
{am_suspending, 0, ERTS_PI_FLAG_FORCE_SIG_SEND, 0},
{am_min_heap_size, 0, 0, ERTS_PROC_LOCK_MAIN},
{am_min_bin_vheap_size, 0, 0, ERTS_PROC_LOCK_MAIN},
{am_max_heap_size, 0, 0, ERTS_PROC_LOCK_MAIN},
- {am_current_location, 0, 0, ERTS_PROC_LOCK_MAIN},
- {am_current_stacktrace, 0, 0, ERTS_PROC_LOCK_MAIN},
+ {am_current_location, 0, ERTS_PI_FLAG_FORCE_SIG_SEND, ERTS_PROC_LOCK_MAIN},
+ {am_current_stacktrace, 0, ERTS_PI_FLAG_FORCE_SIG_SEND, ERTS_PROC_LOCK_MAIN},
{am_message_queue_data, 0, 0, ERTS_PROC_LOCK_MAIN},
{am_garbage_collection_info, ERTS_PROCESS_GC_INFO_MAX_SIZE, 0, ERTS_PROC_LOCK_MAIN},
{am_magic_ref, 0, ERTS_PI_FLAG_FORCE_SIG_SEND, ERTS_PROC_LOCK_MAIN},
diff --git a/erts/emulator/beam/msg_instrs.tab b/erts/emulator/beam/msg_instrs.tab
index 223f6bec72..816431c2b4 100644
--- a/erts/emulator/beam/msg_instrs.tab
+++ b/erts/emulator/beam/msg_instrs.tab
@@ -102,6 +102,9 @@ i_loop_rec(Dest) {
if (ERTS_UNLIKELY(msgp == NULL)) {
int get_out;
SWAPOUT;
+ $SET_CP_I_ABS(I);
+ c_p->arity = 0;
+ c_p->current = NULL;
FCALLS -= erts_proc_sig_receive_helper(c_p, FCALLS, neg_o_reds,
&msgp, &get_out);
SWAPIN;