From e458e7b1d341c25b77bfccd833c3c53e10631b98 Mon Sep 17 00:00:00 2001 From: =?UTF-8?q?Bj=C3=B6rn-Egil=20Dahlberg?= Date: Fri, 23 Nov 2012 18:53:06 +0100 Subject: kernel: Heart port needs to be unregistered When heart cycles we need to unregister the old port before starting the new heart port program. OTP-10591 --- lib/kernel/src/heart.erl | 4 +++- 1 file changed, 3 insertions(+), 1 deletion(-) diff --git a/lib/kernel/src/heart.erl b/lib/kernel/src/heart.erl index de287bfa43..87cb9d7f51 100644 --- a/lib/kernel/src/heart.erl +++ b/lib/kernel/src/heart.erl @@ -46,6 +46,7 @@ -define(TIMEOUT, 5000). -define(CYCLE_TIMEOUT, 10000). +-define(HEART_PORT_NAME, heart_port). %%--------------------------------------------------------------------- @@ -132,7 +133,7 @@ start_portprogram() -> case wait_ack(Port) of ok -> %% register port so the vm can find it if need be - register(heart_port, Port), + register(?HEART_PORT_NAME, Port), {ok, Port}; {error, Reason} -> report_problem({{port_problem, Reason}, @@ -228,6 +229,7 @@ no_reboot_shutdown(Port) -> end. do_cycle_port_program(Caller, Parent, Port, Cmd) -> + unregister(?HEART_PORT_NAME), case catch start_portprogram() of {ok, NewPort} -> send_shutdown(Port), -- cgit v1.2.3