From 56258174238eb25df629a53a96e1ac16a32dc7d4 Mon Sep 17 00:00:00 2001 From: Daniel Henrique Barboza Date: Wed, 30 Aug 2017 15:21:40 -0300 Subject: hw/ppc: clear pending_events on machine reset The sPAPR machine isn't clearing up the pending events QTAILQ on machine reboot. This allows for unprocessed hotplug/epow events to persist in the queue after reset and, when reasserting the IRQs in check_exception later on, these will be being processed by the OS. This patch implements a new function called 'spapr_clear_pending_events' that clears up the pending_events QTAILQ. This helper is then called inside ppc_spapr_reset to clear up the events queue, preventing old/deprecated events from persisting after a reset. Signed-off-by: Daniel Henrique Barboza Signed-off-by: David Gibson --- hw/ppc/spapr_events.c | 11 +++++++++++ 1 file changed, 11 insertions(+) (limited to 'hw/ppc/spapr_events.c') diff --git a/hw/ppc/spapr_events.c b/hw/ppc/spapr_events.c index f952b78..66b8164 100644 --- a/hw/ppc/spapr_events.c +++ b/hw/ppc/spapr_events.c @@ -700,6 +700,17 @@ static void event_scan(PowerPCCPU *cpu, sPAPRMachineState *spapr, rtas_st(rets, 0, RTAS_OUT_NO_ERRORS_FOUND); } +void spapr_clear_pending_events(sPAPRMachineState *spapr) +{ + sPAPREventLogEntry *entry = NULL; + + QTAILQ_FOREACH(entry, &spapr->pending_events, next) { + QTAILQ_REMOVE(&spapr->pending_events, entry, next); + g_free(entry->extended_log); + g_free(entry); + } +} + void spapr_events_init(sPAPRMachineState *spapr) { QTAILQ_INIT(&spapr->pending_events); -- cgit v1.1