update VERSION for 1.4.1

[qemu.git] / memory.c

diff --git a/memory.c b/memory.c
index d44200335bae8d75af33fa3f5e9cecc14304e35a..cd7d5e0cf5f9486cc6f004363efc33617cd2add2 100644 (file)
--- a/memory.c
+++ b/memory.c
@@ -17,7 +17,7 @@
 #include "exec/address-spaces.h"
 #include "exec/ioport.h"
 #include "qemu/bitops.h"
-#include "kvm.h"
+#include "sysemu/kvm.h"
 #include <assert.h>
 
 #include "exec/memory-internal.h"
@@ -855,7 +855,7 @@ static uint64_t memory_region_dispatch_read1(MemoryRegion *mr,
     }
 
     if (!mr->ops->read) {
-        return mr->ops->old_mmio.read[bitops_ffsl(size)](mr->opaque, addr);
+        return mr->ops->old_mmio.read[bitops_ctzl(size)](mr->opaque, addr);
     }
 
     /* FIXME: support unaligned access */
@@ -908,7 +908,7 @@ static void memory_region_dispatch_write(MemoryRegion *mr,
     adjust_endianness(mr, &data, size);
 
     if (!mr->ops->write) {
-        mr->ops->old_mmio.write[bitops_ffsl(size)](mr->opaque, addr, data);
+        mr->ops->old_mmio.write[bitops_ctzl(size)](mr->opaque, addr, data);
         return;
     }
 
@@ -1081,6 +1081,22 @@ void memory_region_set_dirty(MemoryRegion *mr, hwaddr addr,
     return cpu_physical_memory_set_dirty_range(mr->ram_addr + addr, size, -1);
 }
 
+bool memory_region_test_and_clear_dirty(MemoryRegion *mr, hwaddr addr,
+                                        hwaddr size, unsigned client)
+{
+    bool ret;
+    assert(mr->terminates);
+    ret = cpu_physical_memory_get_dirty(mr->ram_addr + addr, size,
+                                        1 << client);
+    if (ret) {
+        cpu_physical_memory_reset_dirty(mr->ram_addr + addr,
+                                        mr->ram_addr + addr + size,
+                                        1 << client);
+    }
+    return ret;
+}
+
+
 void memory_region_sync_dirty_bitmap(MemoryRegion *mr)
 {
     AddressSpace *as;