[libvirt] [PATCH] qemu: avoid double shutdown
Jiri Denemark
jdenemar at redhat.com
Thu Feb 3 13:14:50 UTC 2011
On Wed, Feb 02, 2011 at 11:37:37 -0700, Eric Blake wrote:
> * src/qemu/qemu_driver.c (qemudShutdownVMDaemon): Check that vm is
> still active.
> Reported by Wen Congyang as follows:
>
> ---
>
> I was able to reproduce a segfault due to double shutdown, as
> well as testing that this patch avoids the issue.
>
> src/qemu/qemu_driver.c | 5 +++++
> 1 files changed, 5 insertions(+), 0 deletions(-)
>
> diff --git a/src/qemu/qemu_driver.c b/src/qemu/qemu_driver.c
> index a3a68b1..d16a4ab 100644
> --- a/src/qemu/qemu_driver.c
> +++ b/src/qemu/qemu_driver.c
> @@ -2991,6 +2991,11 @@ static void qemudShutdownVMDaemon(struct qemud_driver *driver,
> VIR_DEBUG("Shutting down VM '%s' pid=%d migrated=%d",
> vm->def->name, vm->pid, migrated);
>
> + if (!virDomainObjIsActive(vm)) {
> + VIR_DEBUG("VM '%s' not active", vm->def->name);
> + return;
> + }
> +
Looks like the solution Dan was asking for... ACK
Jirka
More information about the libvir-list
mailing list