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-rw-r--r--include/exec/ram_addr.h5
-rw-r--r--migration/ram.c8
2 files changed, 6 insertions, 7 deletions
diff --git a/include/exec/ram_addr.h b/include/exec/ram_addr.h
index 7b5c24e928..3ef729a23c 100644
--- a/include/exec/ram_addr.h
+++ b/include/exec/ram_addr.h
@@ -442,8 +442,7 @@ static inline void cpu_physical_memory_clear_dirty_range(ram_addr_t start,
static inline
uint64_t cpu_physical_memory_sync_dirty_bitmap(RAMBlock *rb,
ram_addr_t start,
- ram_addr_t length,
- uint64_t *real_dirty_pages)
+ ram_addr_t length)
{
ram_addr_t addr;
unsigned long word = BIT_WORD((start + rb->offset) >> TARGET_PAGE_BITS);
@@ -469,7 +468,6 @@ uint64_t cpu_physical_memory_sync_dirty_bitmap(RAMBlock *rb,
if (src[idx][offset]) {
unsigned long bits = atomic_xchg(&src[idx][offset], 0);
unsigned long new_dirty;
- *real_dirty_pages += ctpopl(bits);
new_dirty = ~dest[k];
dest[k] |= bits;
new_dirty &= bits;
@@ -502,7 +500,6 @@ uint64_t cpu_physical_memory_sync_dirty_bitmap(RAMBlock *rb,
start + addr + offset,
TARGET_PAGE_SIZE,
DIRTY_MEMORY_MIGRATION)) {
- *real_dirty_pages += 1;
long k = (start + addr) >> TARGET_PAGE_BITS;
if (!test_and_set_bit(k, dest)) {
num_dirty++;
diff --git a/migration/ram.c b/migration/ram.c
index 069b6e30bc..5554a7d2d8 100644
--- a/migration/ram.c
+++ b/migration/ram.c
@@ -859,9 +859,11 @@ static inline bool migration_bitmap_clear_dirty(RAMState *rs,
/* Called with RCU critical section */
static void ramblock_sync_dirty_bitmap(RAMState *rs, RAMBlock *rb)
{
- rs->migration_dirty_pages +=
- cpu_physical_memory_sync_dirty_bitmap(rb, 0, rb->used_length,
- &rs->num_dirty_pages_period);
+ uint64_t new_dirty_pages =
+ cpu_physical_memory_sync_dirty_bitmap(rb, 0, rb->used_length);
+
+ rs->migration_dirty_pages += new_dirty_pages;
+ rs->num_dirty_pages_period += new_dirty_pages;
}
/**