diff options
Diffstat (limited to 'migration')
| -rw-r--r-- | migration/ram.c | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/migration/ram.c b/migration/ram.c index 96c749face..704f6a95bf 100644 --- a/migration/ram.c +++ b/migration/ram.c @@ -1920,6 +1920,9 @@ static int ram_save_setup(QEMUFile *f, void *opaque) acct_clear(); } + /* For memory_global_dirty_log_start below. */ + qemu_mutex_lock_iothread(); + qemu_mutex_lock_ramlist(); rcu_read_lock(); bytes_transferred = 0; @@ -1944,6 +1947,7 @@ static int ram_save_setup(QEMUFile *f, void *opaque) memory_global_dirty_log_start(); migration_bitmap_sync(); qemu_mutex_unlock_ramlist(); + qemu_mutex_unlock_iothread(); qemu_put_be64(f, ram_bytes_total() | RAM_SAVE_FLAG_MEM_SIZE); |