diff options
| -rw-r--r-- | include/migration/migration.h | 1 | ||||
| -rw-r--r-- | migration.c | 130 |
2 files changed, 65 insertions, 66 deletions
diff --git a/include/migration/migration.h b/include/migration/migration.h index af7de03..2998dcc 100644 --- a/include/migration/migration.h +++ b/include/migration/migration.h @@ -81,7 +81,6 @@ void migrate_fd_connect(MigrationState *s); ssize_t migrate_fd_put_buffer(MigrationState *s, const void *data, size_t size); -bool migrate_fd_put_ready(MigrationState *s, uint64_t max_size); int migrate_fd_close(MigrationState *s); void add_migration_state_change_notifier(Notifier *notify); diff --git a/migration.c b/migration.c index 15f22ea..a387201 100644 --- a/migration.c +++ b/migration.c @@ -321,71 +321,6 @@ ssize_t migrate_fd_put_buffer(MigrationState *s, const void *data, return ret; } -bool migrate_fd_put_ready(MigrationState *s, uint64_t max_size) -{ - int ret; - uint64_t pending_size; - bool last_round = false; - - qemu_mutex_lock_iothread(); - if (s->state != MIG_STATE_ACTIVE) { - DPRINTF("put_ready returning because of non-active state\n"); - qemu_mutex_unlock_iothread(); - return false; - } - if (s->first_time) { - s->first_time = false; - DPRINTF("beginning savevm\n"); - ret = qemu_savevm_state_begin(s->file, &s->params); - if (ret < 0) { - DPRINTF("failed, %d\n", ret); - migrate_fd_error(s); - qemu_mutex_unlock_iothread(); - return false; - } - } - - DPRINTF("iterate\n"); - pending_size = qemu_savevm_state_pending(s->file, max_size); - DPRINTF("pending size %lu max %lu\n", pending_size, max_size); - if (pending_size >= max_size) { - ret = qemu_savevm_state_iterate(s->file); - if (ret < 0) { - migrate_fd_error(s); - } - } else { - int old_vm_running = runstate_is_running(); - int64_t start_time, end_time; - - DPRINTF("done iterating\n"); - start_time = qemu_get_clock_ms(rt_clock); - qemu_system_wakeup_request(QEMU_WAKEUP_REASON_OTHER); - if (old_vm_running) { - vm_stop(RUN_STATE_FINISH_MIGRATE); - } else { - vm_stop_force_state(RUN_STATE_FINISH_MIGRATE); - } - - if (qemu_savevm_state_complete(s->file) < 0) { - migrate_fd_error(s); - } else { - migrate_fd_completed(s); - } - end_time = qemu_get_clock_ms(rt_clock); - s->total_time = end_time - s->total_time; - s->downtime = end_time - start_time; - if (s->state != MIG_STATE_COMPLETED) { - if (old_vm_running) { - vm_start(); - } - } - last_round = true; - } - qemu_mutex_unlock_iothread(); - - return last_round; -} - static void migrate_fd_cancel(MigrationState *s) { if (s->state != MIG_STATE_ACTIVE) @@ -748,6 +683,71 @@ static int64_t buffered_get_rate_limit(void *opaque) return s->xfer_limit; } +static bool migrate_fd_put_ready(MigrationState *s, uint64_t max_size) +{ + int ret; + uint64_t pending_size; + bool last_round = false; + + qemu_mutex_lock_iothread(); + if (s->state != MIG_STATE_ACTIVE) { + DPRINTF("put_ready returning because of non-active state\n"); + qemu_mutex_unlock_iothread(); + return false; + } + if (s->first_time) { + s->first_time = false; + DPRINTF("beginning savevm\n"); + ret = qemu_savevm_state_begin(s->file, &s->params); + if (ret < 0) { + DPRINTF("failed, %d\n", ret); + migrate_fd_error(s); + qemu_mutex_unlock_iothread(); + return false; + } + } + + DPRINTF("iterate\n"); + pending_size = qemu_savevm_state_pending(s->file, max_size); + DPRINTF("pending size %lu max %lu\n", pending_size, max_size); + if (pending_size >= max_size) { + ret = qemu_savevm_state_iterate(s->file); + if (ret < 0) { + migrate_fd_error(s); + } + } else { + int old_vm_running = runstate_is_running(); + int64_t start_time, end_time; + + DPRINTF("done iterating\n"); + start_time = qemu_get_clock_ms(rt_clock); + qemu_system_wakeup_request(QEMU_WAKEUP_REASON_OTHER); + if (old_vm_running) { + vm_stop(RUN_STATE_FINISH_MIGRATE); + } else { + vm_stop_force_state(RUN_STATE_FINISH_MIGRATE); + } + + if (qemu_savevm_state_complete(s->file) < 0) { + migrate_fd_error(s); + } else { + migrate_fd_completed(s); + } + end_time = qemu_get_clock_ms(rt_clock); + s->total_time = end_time - s->total_time; + s->downtime = end_time - start_time; + if (s->state != MIG_STATE_COMPLETED) { + if (old_vm_running) { + vm_start(); + } + } + last_round = true; + } + qemu_mutex_unlock_iothread(); + + return last_round; +} + static void *buffered_file_thread(void *opaque) { QEMUFileBuffered *s = opaque; |