[Spice-devel] [PATCH spice-server 07/10] Propagate running property from RedWorker to DisplayChannel

[Frediano Ziglio]

This is a preparatory patch to allows DisplayChannel to check
if device is running.

Signed-off-by: Frediano Ziglio <fziglio at redhat.com>
---
 server/display-channel-private.h | 1 +
 server/display-channel.c         | 8 ++++++++
 server/display-channel.h         | 2 ++
 server/red-worker.c              | 2 ++
 4 files changed, 13 insertions(+)

diff --git a/server/display-channel-private.h b/server/display-channel-private.h
index 58179531..067c6418 100644
--- a/server/display-channel-private.h
+++ b/server/display-channel-private.h
@@ -89,6 +89,7 @@ struct DisplayChannelPrivate
     uint32_t renderer;
     int enable_jpeg;
     int enable_zlib_glz_wrap;
+    bool running;
 
     /* A ring of pending drawables for this DisplayChannel, regardless of which
      * surface they're associated with. This list is mainly used to flush older
diff --git a/server/display-channel.c b/server/display-channel.c
index cb052bfc..49a2bd48 100644
--- a/server/display-channel.c
+++ b/server/display-channel.c
@@ -2540,3 +2540,11 @@ void display_channel_debug_oom(DisplayChannel *display, const char *msg)
                 ring_get_length(&display->priv->current_list),
                 red_channel_sum_pipes_size(channel));
 }
+
+void display_channel_set_running(DisplayChannel *display, bool running)
+{
+    if (running == display->priv->running) {
+        return;
+    }
+    display->priv->running = running;
+}
diff --git a/server/display-channel.h b/server/display-channel.h
index f64da0bd..bdf2f059 100644
--- a/server/display-channel.h
+++ b/server/display-channel.h
@@ -158,6 +158,8 @@ void display_channel_reset_image_cache(DisplayChannel *self);
 
 void display_channel_debug_oom(DisplayChannel *display, const char *msg);
 
+void display_channel_set_running(DisplayChannel *display, bool running);
+
 G_END_DECLS
 
 #endif /* DISPLAY_CHANNEL_H_ */
diff --git a/server/red-worker.c b/server/red-worker.c
index 07329b17..c9c47133 100644
--- a/server/red-worker.c
+++ b/server/red-worker.c
@@ -588,6 +588,7 @@ static void handle_dev_stop(void *opaque, void *payload)
     spice_assert(worker->running);
 
     worker->running = FALSE;
+    display_channel_set_running(worker->display_channel, false);
 
     display_channel_free_glz_drawables(worker->display_channel);
     display_channel_flush_all_surfaces(worker->display_channel);
@@ -616,6 +617,7 @@ static void handle_dev_start(void *opaque, void *payload)
         display_channel_wait_for_migrate_data(worker->display_channel);
     }
     worker->running = TRUE;
+    display_channel_set_running(worker->display_channel, true);
     worker->event_timeout = 0;
     guest_set_client_capabilities(worker);
 }
-- 
2.20.1