diff options
Diffstat (limited to 'erts/preloaded/src/erts_dirty_process_signal_handler.erl')
| -rw-r--r-- | erts/preloaded/src/erts_dirty_process_signal_handler.erl | 34 |
1 files changed, 20 insertions, 14 deletions
diff --git a/erts/preloaded/src/erts_dirty_process_signal_handler.erl b/erts/preloaded/src/erts_dirty_process_signal_handler.erl index ab71790b9d..381f81ef14 100644 --- a/erts/preloaded/src/erts_dirty_process_signal_handler.erl +++ b/erts/preloaded/src/erts_dirty_process_signal_handler.erl @@ -50,10 +50,12 @@ handle_request(Pid) when is_pid(Pid) -> handle_incoming_signals(Pid, 0); handle_request({Requester, Target, Prio, {SysTaskOp, ReqId, Arg} = Op} = Request) -> - case handle_sys_task(Requester, Target, SysTaskOp, ReqId, Arg) of - true -> + case handle_sys_task(Requester, Target, SysTaskOp, ReqId, Arg, 0) of + done -> ok; - false -> + busy -> + self() ! Request; + normal -> %% Target has stopped executing dirty since the %% initial request was made. Dispatch the %% request to target and let it handle it itself... @@ -83,15 +85,19 @@ handle_incoming_signals(Pid, N) -> _Res -> ok end. -handle_sys_task(Requester, Target, check_process_code, ReqId, Module) -> - case erts_internal:is_process_executing_dirty(Target) of - false -> - false; - true -> - _ = check_process(Requester, Target, ReqId, Module), - true +handle_sys_task(Requester, Target, check_process_code, ReqId, Module, N) -> + case erts_internal:check_dirty_process_code(Target, Module) of + Bool when Bool == true; Bool == false -> + Requester ! {check_process_code, ReqId, Bool}, + done; + busy -> + case N > 5 of + true -> + busy; + false -> + handle_sys_task(Requester, Target, check_process_code, + ReqId, Module, N+1) + end; + Res -> + Res end. - -check_process(Requester, Target, ReqId, Module) -> - Result = erts_internal:check_dirty_process_code(Target, Module), - Requester ! {check_process_code, ReqId, Result}. |