commit 1d71148eace669827ba15101819b54b20fcca616
author Avi Kivity <avi@redhat.com> Tue Oct 02 18:54:45 2012 +0200
committer Avi Kivity <avi@redhat.com> Mon Oct 22 14:50:07 2012 +0200
tree 405d3ca7e6a8a749f083013d20f4709bcca7fe3b
parent 2673a5da25ea9005e562c20a18cf469ed4f21060

memory: move tcg flush into a tcg memory listener

We plan to make the core listener listen to all address spaces; this
will cause many more flushes than necessary.  Prepare for that by
moving the flush into a tcg-specific listener.

Later we can avoid registering the listener if tcg is disabled.

Signed-off-by: Avi Kivity <avi@redhat.com>

exec.c

diff --git a/exec.c b/exec.c
index dfc0a78..6a7ba0c 100644
--- a/exec.c
+++ b/exec.c
@@ -3166,7 +3166,7 @@
     phys_section_watch = dummy_section(&io_mem_watch);
 }
 
-static void core_commit(MemoryListener *listener)
+static void tcg_commit(MemoryListener *listener)
 {
     CPUArchState *env;
 
@@ -3220,7 +3220,6 @@
 
 static MemoryListener core_memory_listener = {
     .begin = core_begin,
-    .commit = core_commit,
     .region_add = core_region_add,
     .region_nop = core_region_nop,
     .log_global_start = core_log_global_start,
@@ -3234,6 +3233,10 @@
     .priority = 0,
 };
 
+static MemoryListener tcg_memory_listener = {
+    .commit = tcg_commit,
+};
+
 static void memory_map_init(void)
 {
     system_memory = g_malloc(sizeof(*system_memory));
@@ -3248,6 +3251,7 @@
 
     memory_listener_register(&core_memory_listener, system_memory);
     memory_listener_register(&io_memory_listener, system_io);
+    memory_listener_register(&tcg_memory_listener, system_memory);
 }
 
 MemoryRegion *get_system_memory(void)