From a47e87151e785977d34e7b726495e7781860ca9f Mon Sep 17 00:00:00 2001 From: =?UTF-8?q?Llu=C3=ADs=20Vilanova?= Date: Mon, 26 Dec 2016 22:24:46 +0100 Subject: [PATCH] trace: Add event "guest_cpu_exit" MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Signals the hot-unplugging of a virtual (guest) CPU. Signed-off-by: Lluís Vilanova Message-id: 148278748597.1404.10546320797997984932.stgit@fimbulvetr.bsc.es Signed-off-by: Stefan Hajnoczi --- trace-events | 6 ++++++ trace/control.c | 3 +++ 2 files changed, 9 insertions(+) diff --git a/trace-events b/trace-events index 2c66780706..839a9d0fba 100644 --- a/trace-events +++ b/trace-events @@ -141,6 +141,12 @@ memory_region_ram_device_write(int cpu_index, void *mr, uint64_t addr, uint64_t # Targets: all vcpu guest_cpu_enter(void) +# Hot-unplug a virtual (guest) CPU +# +# Mode: user, softmmu +# Targets: all +vcpu guest_cpu_exit(void) + # Reset the state of a virtual (guest) CPU # # Mode: user, softmmu diff --git a/trace/control.c b/trace/control.c index cb79bb17ec..56a2632584 100644 --- a/trace/control.c +++ b/trace/control.c @@ -26,6 +26,7 @@ #include "qemu/error-report.h" #include "qemu/config-file.h" #include "monitor/monitor.h" +#include "trace.h" int trace_events_enabled_count; @@ -264,6 +265,8 @@ void trace_fini_vcpu(CPUState *vcpu) TraceEventIter iter; TraceEvent *ev; + trace_guest_cpu_exit(vcpu); + trace_event_iter_init(&iter, NULL); while ((ev = trace_event_iter_next(&iter)) != NULL) { if (trace_event_is_vcpu(ev) &&