allow changing the speed of a running migration
This patch allow us to call migrate_set_speed on running
migrations. This should allow mgmt tools to increase the allocated
bandwidth of a running migration if there is no progress, and they
really want the migration to succeed.
Signed-off-by: Glauber Costa <glommer@redhat.com>
Signed-off-by: Anthony Liguori <aliguori@us.ibm.com>
diff --git a/migration.c b/migration.c
index cccc2d1..401383c 100644
--- a/migration.c
+++ b/migration.c
@@ -84,6 +84,7 @@
{
double d;
char *ptr;
+ FdMigrationState *s;
d = strtod(value, &ptr);
switch (*ptr) {
@@ -98,6 +99,12 @@
}
max_throttle = (uint32_t)d;
+ s = migrate_to_fms(current_migration);
+
+ if (s) {
+ qemu_file_set_rate_limit(s->file, max_throttle);
+ }
+
}
void do_info_migrate(Monitor *mon)
