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-rw-r--r--system/physmem.c10
1 files changed, 4 insertions, 6 deletions
diff --git a/system/physmem.c b/system/physmem.c
index d3a3d8a45c..26f42f4a6f 100644
--- a/system/physmem.c
+++ b/system/physmem.c
@@ -25,6 +25,7 @@
 #include "qemu/cacheflush.h"
 #include "qemu/hbitmap.h"
 #include "qemu/madvise.h"
+#include "qemu/lockable.h"
 
 #ifdef CONFIG_TCG
 #include "hw/core/tcg-cpu-ops.h"
@@ -3086,7 +3087,7 @@ void cpu_register_map_client(QEMUBH *bh)
 {
     MapClient *client = g_malloc(sizeof(*client));
 
-    qemu_mutex_lock(&map_client_list_lock);
+    QEMU_LOCK_GUARD(&map_client_list_lock);
     client->bh = bh;
     QLIST_INSERT_HEAD(&map_client_list, client, link);
     /* Write map_client_list before reading in_use.  */
@@ -3094,7 +3095,6 @@ void cpu_register_map_client(QEMUBH *bh)
     if (!qatomic_read(&bounce.in_use)) {
         cpu_notify_map_clients_locked();
     }
-    qemu_mutex_unlock(&map_client_list_lock);
 }
 
 void cpu_exec_init_all(void)
@@ -3117,21 +3117,19 @@ void cpu_unregister_map_client(QEMUBH *bh)
 {
     MapClient *client;
 
-    qemu_mutex_lock(&map_client_list_lock);
+    QEMU_LOCK_GUARD(&map_client_list_lock);
     QLIST_FOREACH(client, &map_client_list, link) {
         if (client->bh == bh) {
             cpu_unregister_map_client_do(client);
             break;
         }
     }
-    qemu_mutex_unlock(&map_client_list_lock);
 }
 
 static void cpu_notify_map_clients(void)
 {
-    qemu_mutex_lock(&map_client_list_lock);
+    QEMU_LOCK_GUARD(&map_client_list_lock);
     cpu_notify_map_clients_locked();
-    qemu_mutex_unlock(&map_client_list_lock);
 }
 
 static bool flatview_access_valid(FlatView *fv, hwaddr addr, hwaddr len,