From 3b523c25af0df45fbf68ab3cf50c0556f1d4e0a1 Mon Sep 17 00:00:00 2001 From: Rickard Green Date: Mon, 4 Jun 2012 20:47:08 +0200 Subject: Atomic port state --- erts/emulator/beam/erl_bif_trace.c | 4 +++- 1 file changed, 3 insertions(+), 1 deletion(-) (limited to 'erts/emulator/beam/erl_bif_trace.c') diff --git a/erts/emulator/beam/erl_bif_trace.c b/erts/emulator/beam/erl_bif_trace.c index 3baac1572a..01d714d57f 100644 --- a/erts/emulator/beam/erl_bif_trace.c +++ b/erts/emulator/beam/erl_bif_trace.c @@ -680,7 +680,9 @@ Eterm trace_3(BIF_ALIST_3) /* tracing of ports */ for (i = 0; i < erts_max_ports; i++) { Port *tracee_port = &erts_port[i]; - if (tracee_port->status & ERTS_PORT_SFLGS_DEAD) continue; + erts_aint32_t state; + state = erts_smp_atomic32_read_nob(&tracee_port->state); + if (state & ERTS_PORT_SFLGS_DEAD) continue; if (tracer != NIL) { if (tracee_port->id == tracer) continue; if (port_already_traced(NULL, tracee_port, tracer)) continue; -- cgit v1.2.3