ram: Create ram_dirty_sync_count()

This is a ram field that was inside MigrationState.  Move it to
RAMState and make it the same that the other ram stats.

Signed-off-by: Juan Quintela <quintela@redhat.com>
Reviewed-by: Peter Xu <peterx@redhat.com>

3 files changed, 7 insertions, 4 deletions

diff --git a/include/migration/migration.h b/include/migration/migration.h
index 084d195125..2f9c9736f9 100644
--- a/include/migration/migration.h
+++ b/include/migration/migration.h
@@ -159,7 +159,6 @@ struct MigrationState
     bool enabled_capabilities[MIGRATION_CAPABILITY__MAX];
     int64_t xbzrle_cache_size;
     int64_t setup_time;
-    int64_t dirty_sync_count;
     /* Count of requests incoming from destination */
     int64_t postcopy_requests;
 
@@ -255,6 +254,7 @@ void migrate_decompress_threads_join(void);
 uint64_t ram_bytes_remaining(void);
 uint64_t ram_bytes_transferred(void);
 uint64_t ram_bytes_total(void);
+uint64_t ram_dirty_sync_count(void);
 void free_xbzrle_decoded_buf(void);
 
 void acct_update_position(QEMUFile *f, size_t size, bool zero);
diff --git a/migration/migration.c b/migration/migration.c
index 5918b21a5c..94647a81e3 100644
--- a/migration/migration.c
+++ b/migration/migration.c
@@ -656,7 +656,7 @@ static void populate_ram_info(MigrationInfo *info, MigrationState *s)
     info->ram->normal_bytes = norm_mig_pages_transferred() *
         (1ul << qemu_target_page_bits());
     info->ram->mbps = s->mbps;
-    info->ram->dirty_sync_count = s->dirty_sync_count;
+    info->ram->dirty_sync_count = ram_dirty_sync_count();
     info->ram->postcopy_requests = s->postcopy_requests;
 
     if (s->state != MIGRATION_STATUS_COMPLETED) {
@@ -1120,7 +1120,6 @@ MigrationState *migrate_init(const MigrationParams *params)
     s->dirty_pages_rate = 0;
     s->dirty_bytes_rate = 0;
     s->setup_time = 0;
-    s->dirty_sync_count = 0;
     s->start_postcopy = false;
     s->postcopy_after_devices = false;
     s->postcopy_requests = 0;
diff --git a/migration/ram.c b/migration/ram.c
index be26d0c1af..1580617b38 100644
--- a/migration/ram.c
+++ b/migration/ram.c
@@ -271,6 +271,11 @@ uint64_t ram_bytes_remaining(void)
     return ram_state.migration_dirty_pages * TARGET_PAGE_SIZE;
 }
 
+uint64_t ram_dirty_sync_count(void)
+{
+    return ram_state.bitmap_sync_count;
+}
+
 /* used by the search for pages to send */
 struct PageSearchStatus {
     /* Current block being searched */
@@ -727,7 +732,6 @@ static void migration_bitmap_sync(RAMState *rs)
         rs->time_last_bitmap_sync = end_time;
         rs->num_dirty_pages_period = 0;
     }
-    s->dirty_sync_count = rs->bitmap_sync_count;
     if (migrate_use_events()) {
         qapi_event_send_migration_pass(rs->bitmap_sync_count, NULL);
     }