diff mbox series

[05/11] memory: Pass mr into snapshot_and_clear_dirty

Message ID 20190508061523.17666-6-peterx@redhat.com
State New
Headers show
Series kvm/migration: support KVM_CLEAR_DIRTY_LOG | expand

Commit Message

Peter Xu May 8, 2019, 6:15 a.m. UTC 
Also we change the 2nd parameter of it to be the relative offset
within the memory region. This is to be used in follow up patches.

Signed-off-by: Peter Xu <peterx@redhat.com>
---
 exec.c                  | 3 ++-
 include/exec/ram_addr.h | 2 +-
 memory.c                | 3 +--
 3 files changed, 4 insertions(+), 4 deletions(-)
diff mbox series

Patch

diff --git a/exec.c b/exec.c
index 4e734770c2..2615b4cfed 100644
--- a/exec.c
+++ b/exec.c
@@ -1387,9 +1387,10 @@  bool cpu_physical_memory_test_and_clear_dirty(ram_addr_t start,
 }
 
 DirtyBitmapSnapshot *cpu_physical_memory_snapshot_and_clear_dirty
-     (ram_addr_t start, ram_addr_t length, unsigned client)
+(MemoryRegion *mr, hwaddr addr, hwaddr length, unsigned client)
 {
     DirtyMemoryBlocks *blocks;
+    ram_addr_t start = memory_region_get_ram_addr(mr) + addr;
     unsigned long align = 1UL << (TARGET_PAGE_BITS + BITS_PER_LEVEL);
     ram_addr_t first = QEMU_ALIGN_DOWN(start, align);
     ram_addr_t last  = QEMU_ALIGN_UP(start + length, align);
diff --git a/include/exec/ram_addr.h b/include/exec/ram_addr.h
index 86bc8e1a4a..69cc528c98 100644
--- a/include/exec/ram_addr.h
+++ b/include/exec/ram_addr.h
@@ -403,7 +403,7 @@  bool cpu_physical_memory_test_and_clear_dirty(ram_addr_t start,
                                               unsigned client);
 
 DirtyBitmapSnapshot *cpu_physical_memory_snapshot_and_clear_dirty
-    (ram_addr_t start, ram_addr_t length, unsigned client);
+(MemoryRegion *mr, ram_addr_t start, hwaddr length, unsigned client);
 
 bool cpu_physical_memory_snapshot_get_dirty(DirtyBitmapSnapshot *snap,
                                             ram_addr_t start,
diff --git a/memory.c b/memory.c
index 1cc3531df5..be16beea76 100644
--- a/memory.c
+++ b/memory.c
@@ -2071,8 +2071,7 @@  DirtyBitmapSnapshot *memory_region_snapshot_and_clear_dirty(MemoryRegion *mr,
 {
     assert(mr->ram_block);
     memory_region_sync_dirty_bitmap(mr);
-    return cpu_physical_memory_snapshot_and_clear_dirty(
-                memory_region_get_ram_addr(mr) + addr, size, client);
+    return cpu_physical_memory_snapshot_and_clear_dirty(mr, addr, size, client);
 }
 
 bool memory_region_snapshot_get_dirty(MemoryRegion *mr, DirtyBitmapSnapshot *snap,