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-rw-r--r--migration/migration.c6
-rw-r--r--migration/ram.c5
-rw-r--r--migration/ram.h2
3 files changed, 8 insertions, 5 deletions
diff --git a/migration/migration.c b/migration/migration.c
index 3adcdfe286..9367bb2afc 100644
--- a/migration/migration.c
+++ b/migration/migration.c
@@ -958,7 +958,8 @@ static void populate_ram_info(MigrationInfo *info, MigrationState *s)
if (s->state != MIGRATION_STATUS_COMPLETED) {
info->ram->remaining = ram_bytes_remaining();
- info->ram->dirty_pages_rate = ram_counters.dirty_pages_rate;
+ info->ram->dirty_pages_rate =
+ stat64_get(&ram_counters.dirty_pages_rate);
}
}
@@ -2689,7 +2690,8 @@ static void migration_update_counters(MigrationState *s,
* if we haven't sent anything, we don't want to
* recalculate. 10000 is a small enough number for our purposes
*/
- if (ram_counters.dirty_pages_rate && transferred > 10000) {
+ if (stat64_get(&ram_counters.dirty_pages_rate) &&
+ transferred > 10000) {
s->expected_downtime = ram_counters.remaining / bandwidth;
}
diff --git a/migration/ram.c b/migration/ram.c
index e9dcda8b9d..5846f6e27f 100644
--- a/migration/ram.c
+++ b/migration/ram.c
@@ -1130,8 +1130,9 @@ static void migration_update_rates(RAMState *rs, int64_t end_time)
double compressed_size;
/* calculate period counters */
- ram_counters.dirty_pages_rate = rs->num_dirty_pages_period * 1000
- / (end_time - rs->time_last_bitmap_sync);
+ stat64_set(&ram_counters.dirty_pages_rate,
+ rs->num_dirty_pages_period * 1000 /
+ (end_time - rs->time_last_bitmap_sync));
if (!page_count) {
return;
diff --git a/migration/ram.h b/migration/ram.h
index a6e0d70226..f189cc79f8 100644
--- a/migration/ram.h
+++ b/migration/ram.h
@@ -41,7 +41,7 @@
* one thread).
*/
typedef struct {
- int64_t dirty_pages_rate;
+ Stat64 dirty_pages_rate;
Stat64 dirty_sync_count;
Stat64 dirty_sync_missed_zero_copy;
Stat64 downtime_bytes;