commit b60c48a7019614902f2debe4d4181ec8cfa60e0d
author Pavel Dovgalyuk <Pavel.Dovgaluk@ispras.ru> Thu Sep 17 19:24:33 2015 +0300
committer Paolo Bonzini <pbonzini@redhat.com> Fri Nov 06 10:16:02 2015 +0100
tree 954f4fdccaa789c4ada10e6746e279b2b4467d59
parent 8eda206e09089914006bfbdd71467d5246c06e4a

replay: shutdown event

This patch records and replays simulator shutdown event.

Reviewed-by: Paolo Bonzini <pbonzini@redhat.com>

Signed-off-by: Pavel Dovgalyuk <pavel.dovgaluk@ispras.ru>
Message-Id: <20150917162433.8676.32262.stgit@PASHA-ISP.def.inno>
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
Signed-off-by: Pavel Dovgalyuk <Pavel.Dovgaluk@ispras.ru>

include/sysemu/replay.h

diff --git a/include/sysemu/replay.h b/include/sysemu/replay.h
index 2398509..fcc93d1 100644
--- a/include/sysemu/replay.h
+++ b/include/sysemu/replay.h
@@ -66,6 +66,11 @@
             ? replay_save_clock((clock), (value))                       \
         : (value))
 
+/* Events */
+
+/*! Called when qemu shutdown is requested. */
+void replay_shutdown_request(void);
+
 /* Asynchronous events queue */
 
 /*! Disables storing events in the queue */

replay/replay-internal.h

diff --git a/replay/replay-internal.h b/replay/replay-internal.h
index f042c46..4414695 100644
--- a/replay/replay-internal.h
+++ b/replay/replay-internal.h
@@ -23,6 +23,8 @@
     EVENT_EXCEPTION,
     /* for async events */
     EVENT_ASYNC,
+    /* for shutdown request */
+    EVENT_SHUTDOWN,
     /* for clock read/writes */
     /* some of greater codes are reserved for clocks */
     EVENT_CLOCK,

replay/replay.c

diff --git a/replay/replay.c b/replay/replay.c
index b4fc64a..65dca7f 100644
--- a/replay/replay.c
+++ b/replay/replay.c
@@ -14,6 +14,7 @@
 #include "replay-internal.h"
 #include "qemu/timer.h"
 #include "qemu/main-loop.h"
+#include "sysemu/sysemu.h"
 
 ReplayMode replay_mode = REPLAY_MODE_NONE;
 
@@ -34,6 +35,10 @@
             res = true;
         }
         switch (replay_data_kind) {
+        case EVENT_SHUTDOWN:
+            replay_finish_event();
+            qemu_system_shutdown_request();
+            break;
         default:
             /* clock, time_t, checkpoint and other events */
             return res;
@@ -146,3 +151,12 @@
     }
     return res;
 }
+
+void replay_shutdown_request(void)
+{
+    if (replay_mode == REPLAY_MODE_RECORD) {
+        replay_mutex_lock();
+        replay_put_event(EVENT_SHUTDOWN);
+        replay_mutex_unlock();
+    }
+}

vl.c

diff --git a/vl.c b/vl.c
index 601ace2..f481a1e 100644
--- a/vl.c
+++ b/vl.c
@@ -122,6 +122,7 @@
 #include "qapi-event.h"
 #include "exec/semihost.h"
 #include "crypto/init.h"
+#include "sysemu/replay.h"
 
 #define MAX_VIRTIO_CONSOLES 1
 #define MAX_SCLP_CONSOLES 1
@@ -1803,6 +1804,7 @@
 void qemu_system_shutdown_request(void)
 {
     trace_qemu_system_shutdown_request();
+    replay_shutdown_request();
     shutdown_requested = 1;
     qemu_notify_event();
 }