add a version number to ram_list

[thirdparty/qemu.git] / exec.c

diff --git a/exec.c b/exec.c
index 1ee4fa649d9cd43d004a80b4467891165a3b9d6e..8478bef5484a7a8a00f9d402664167eba32abc4e 100644 (file)
--- a/exec.c
+++ b/exec.c
@@ -1056,6 +1056,8 @@ ram_addr_t qemu_ram_alloc_from_ptr(ram_addr_t size, void *host,
     }
     ram_list.mru_block = NULL;
 
+    ram_list.version++;
+
     ram_list.phys_dirty = g_realloc(ram_list.phys_dirty,
                                        last_ram_offset() >> TARGET_PAGE_BITS);
     memset(ram_list.phys_dirty + (new_block->offset >> TARGET_PAGE_BITS),
@@ -1084,6 +1086,7 @@ void qemu_ram_free_from_ptr(ram_addr_t addr)
         if (addr == block->offset) {
             QTAILQ_REMOVE(&ram_list.blocks, block, next);
             ram_list.mru_block = NULL;
+            ram_list.version++;
             g_free(block);
             return;
         }
@@ -1098,6 +1101,7 @@ void qemu_ram_free(ram_addr_t addr)
         if (addr == block->offset) {
             QTAILQ_REMOVE(&ram_list.blocks, block, next);
             ram_list.mru_block = NULL;
+            ram_list.version++;
             if (block->flags & RAM_PREALLOC_MASK) {
                 ;
             } else if (mem_path) {