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authorLluís Vilanova <vilanova@ac.upc.edu>2016-09-19 14:55:13 +0200
committerStefan Hajnoczi <stefanha@redhat.com>2016-09-28 19:17:55 +0100
commitb9d72215248789abdd1e2bfce746eff2eddd67fc (patch)
tree422c873a96718bdbea879adb887e2d83e6b29144
parent2bfe11c8fac96db4f94abbe818fbc964a6744130 (diff)
trace: Add event "guest_cpu_enter"
Signals the hot-plugging of a new virtual (guest) CPU. Signed-off-by: Lluís Vilanova <vilanova@ac.upc.edu> Message-id: 147428971313.15111.18023030883528426840.stgit@fimbulvetr.bsc.es Signed-off-by: Stefan Hajnoczi <stefanha@redhat.com>
-rw-r--r--trace-events8
-rw-r--r--trace/control-target.c3
2 files changed, 11 insertions, 0 deletions
diff --git a/trace-events b/trace-events
index a45dc562a0..0492c960db 100644
--- a/trace-events
+++ b/trace-events
@@ -140,6 +140,14 @@ colo_filter_rewriter_conn_offset(uint32_t offset) ": offset=%u\n"
### Guest events, keep at bottom
+
+## vCPU
+
+# Hot-plug a new virtual (guest) CPU
+#
+# Targets: all
+vcpu guest_cpu_enter(void)
+
# @vaddr: Access' virtual address.
# @info : Access' information (see below).
#
diff --git a/trace/control-target.c b/trace/control-target.c
index 3b7d99b44c..52fcce5a00 100644
--- a/trace/control-target.c
+++ b/trace/control-target.c
@@ -9,6 +9,7 @@
#include "qemu/osdep.h"
#include "cpu.h"
+#include "trace.h"
#include "trace/control.h"
#include "translate-all.h"
@@ -117,4 +118,6 @@ void trace_init_vcpu(CPUState *vcpu)
}
}
}
+
+ trace_guest_cpu_enter(vcpu);
}