kvm_mmu_zap_page event was renamed to kvm_mmu_prepare_zap_page. Add new even, but leave the old one to parse older traces. Print out "created" field for kvm_mmu_get_page event.
Signed-off-by: Gleb Natapov <[email protected]> diff --git a/plugin_kvm.c b/plugin_kvm.c index 55812ef..9b376d8 100644 --- a/plugin_kvm.c +++ b/plugin_kvm.c @@ -382,7 +382,7 @@ static int kvm_mmu_print_role(struct trace_seq *s, struct pevent_record *record, } else trace_seq_printf(s, "WORD: %08x", role.word); - pevent_print_num_field(s, " root %u", event, + pevent_print_num_field(s, " root %u ", event, "root_count", record, 1); if (pevent_get_field_val(s, event, "unsync", record, &val, 1) < 0) @@ -397,6 +397,11 @@ static int kvm_mmu_get_page_handler(struct trace_seq *s, struct pevent_record *r { unsigned long long val; + if (pevent_get_field_val(s, event, "created", record, &val, 1) < 0) + return -1; + + trace_seq_printf(s, "%s ", val ? "new" : "existing"); + if (pevent_get_field_val(s, event, "gfn", record, &val, 1) < 0) return -1; @@ -433,5 +438,9 @@ int PEVENT_PLUGIN_LOADER(struct pevent *pevent) pevent_register_event_handler(pevent, -1, "kvmmmu", "kvm_mmu_zap_page", kvm_mmu_print_role, NULL); + pevent_register_event_handler(pevent, -1, "kvmmmu", + "kvm_mmu_prepare_zap_page", kvm_mmu_print_role, + NULL); + return 0; } -- Gleb. -- To unsubscribe from this list: send the line "unsubscribe kvm" in the body of a message to [email protected] More majordomo info at http://vger.kernel.org/majordomo-info.html
