propagate error on failed completion (Glauber Costa)

migrate_fd_put_ready() calls qemu_savevm_state_complete(),
but the later can fail.

If it happens, re-start the vm and propagate the error up

Based on a patch by Yaniv Kamay

Signed-off-by: Glauber Costa <glommer@redhat.com>
Signed-off-by: Anthony Liguori <aliguori@us.ibm.com>


git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@6997 c046a42c-6fe2-441c-8c8c-71466251a162
This commit is contained in:
aliguori 2009-04-05 19:30:33 +00:00
parent 3dd1f8ef0f
commit b161d123e7

View File

@ -220,13 +220,19 @@ void migrate_fd_put_ready(void *opaque)
dprintf("iterate\n");
if (qemu_savevm_state_iterate(s->file) == 1) {
int state;
dprintf("done iterating\n");
vm_stop(0);
bdrv_flush_all();
qemu_savevm_state_complete(s->file);
s->state = MIG_STATE_COMPLETED;
if ((qemu_savevm_state_complete(s->file)) < 0) {
vm_start();
state = MIG_STATE_ERROR;
} else {
state = MIG_STATE_COMPLETED;
}
migrate_fd_cleanup(s);
s->state = state;
}
}