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-rw-r--r--arch_init.c8
1 files changed, 5 insertions, 3 deletions
diff --git a/arch_init.c b/arch_init.c
index 539011d2c6..bbf0031019 100644
--- a/arch_init.c
+++ b/arch_init.c
@@ -663,12 +663,16 @@ static void migration_bitmap_sync_range(ram_addr_t start, ram_addr_t length)
static int64_t start_time;
static int64_t bytes_xfer_prev;
static int64_t num_dirty_pages_period;
+static uint64_t xbzrle_cache_miss_prev;
+static uint64_t iterations_prev;
static void migration_bitmap_sync_init(void)
{
start_time = 0;
bytes_xfer_prev = 0;
num_dirty_pages_period = 0;
+ xbzrle_cache_miss_prev = 0;
+ iterations_prev = 0;
}
/* Called with iothread lock held, to protect ram_list.dirty_memory[] */
@@ -679,8 +683,6 @@ static void migration_bitmap_sync(void)
MigrationState *s = migrate_get_current();
int64_t end_time;
int64_t bytes_xfer_now;
- static uint64_t xbzrle_cache_miss_prev;
- static uint64_t iterations_prev;
bitmap_sync_count++;
@@ -728,7 +730,7 @@ static void migration_bitmap_sync(void)
mig_throttle_on = false;
}
if (migrate_use_xbzrle()) {
- if (iterations_prev != 0) {
+ if (iterations_prev != acct_info.iterations) {
acct_info.xbzrle_cache_miss_rate =
(double)(acct_info.xbzrle_cache_miss -
xbzrle_cache_miss_prev) /