diff mbox

[v3,2/8] exec: cpu_physical_memory_set/clear_dirty_range

Message ID 1420660083-9961-3-git-send-email-mst@redhat.com
State New
Headers show

Commit Message

Michael S. Tsirkin Jan. 7, 2015, 7:48 p.m. UTC 
Make cpu_physical_memory_set/clear_dirty_range
behave symmetrically.

To clear range for a given client type only, add
cpu_physical_memory_clear_dirty_range_type.

Signed-off-by: Michael S. Tsirkin <mst@redhat.com>
---
 include/exec/ram_addr.h | 15 ++++++++++++---
 exec.c                  |  2 +-
 2 files changed, 13 insertions(+), 4 deletions(-)
diff mbox

Patch

diff --git a/include/exec/ram_addr.h b/include/exec/ram_addr.h
index 8fc75cd..254931c 100644
--- a/include/exec/ram_addr.h
+++ b/include/exec/ram_addr.h
@@ -172,9 +172,9 @@  static inline void cpu_physical_memory_set_dirty_lebitmap(unsigned long *bitmap,
 }
 #endif /* not _WIN32 */
 
-static inline void cpu_physical_memory_clear_dirty_range(ram_addr_t start,
-                                                         ram_addr_t length,
-                                                         unsigned client)
+static inline void cpu_physical_memory_clear_dirty_range_type(ram_addr_t start,
+                                                              ram_addr_t length,
+                                                              unsigned client)
 {
     unsigned long end, page;
 
@@ -184,6 +184,15 @@  static inline void cpu_physical_memory_clear_dirty_range(ram_addr_t start,
     bitmap_clear(ram_list.dirty_memory[client], page, end - page);
 }
 
+static inline void cpu_physical_memory_clear_dirty_range(ram_addr_t start,
+                                                         ram_addr_t length)
+{
+    cpu_physical_memory_clear_dirty_range_type(start, length, DIRTY_MEMORY_MIGRATION);
+    cpu_physical_memory_clear_dirty_range_type(start, length, DIRTY_MEMORY_VGA);
+    cpu_physical_memory_clear_dirty_range_type(start, length, DIRTY_MEMORY_CODE);
+}
+
+
 void cpu_physical_memory_reset_dirty(ram_addr_t start, ram_addr_t length,
                                      unsigned client);
 
diff --git a/exec.c b/exec.c
index 963481a..a89aa6c 100644
--- a/exec.c
+++ b/exec.c
@@ -850,7 +850,7 @@  void cpu_physical_memory_reset_dirty(ram_addr_t start, ram_addr_t length,
 {
     if (length == 0)
         return;
-    cpu_physical_memory_clear_dirty_range(start, length, client);
+    cpu_physical_memory_clear_dirty_range_type(start, length, client);
 
     if (tcg_enabled()) {
         tlb_reset_dirty_range_all(start, length);