Dividing integer expressions transferred_bytes and time_spent, and then converting the integer quotient to type double. Any remainder, or fractional part of the quotient, is ignored. Fix this.
Signed-off-by: Paolo Bonzini <pbonz...@redhat.com> --- migration/migration.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/migration/migration.c b/migration/migration.c index b3adbc6..6db75b8 100644 --- a/migration/migration.c +++ b/migration/migration.c @@ -646,7 +646,7 @@ static void *migration_thread(void *opaque) if (current_time >= initial_time + BUFFER_DELAY) { uint64_t transferred_bytes = qemu_ftell(s->file) - initial_bytes; uint64_t time_spent = current_time - initial_time; - double bandwidth = transferred_bytes / time_spent; + double bandwidth = (double)transferred_bytes / time_spent; max_size = bandwidth * migrate_max_downtime() / 1000000; s->mbps = time_spent ? (((double) transferred_bytes * 8.0) / -- 1.8.3.1