On Sat, Aug 27, 2011 at 02:09:44PM -0400, Umesh Deshpande wrote:
> Currently, when any thread other than iothread calls vm_stop, it is scheduled 
> to
> be executed later by the iothread. This patch allows the execution of vm_stop
> from threads other than iothread. This is especially helpful when the 
> migration is
> moved into a separate thread.
> 
> Signed-off-by: Umesh Deshpande <udesh...@redhat.com>
> ---
>  cpus.c |    4 ++--
>  1 files changed, 2 insertions(+), 2 deletions(-)
> 
> diff --git a/cpus.c b/cpus.c
> index de70e02..f35f683 100644
> --- a/cpus.c
> +++ b/cpus.c
> @@ -122,8 +122,8 @@ static void do_vm_stop(int reason)
>  {
>      if (vm_running) {
>          cpu_disable_ticks();
> -        vm_running = 0;
>          pause_all_vcpus();
> +        vm_running = 0;
>          vm_state_notify(0, reason);
>          qemu_aio_flush();
>          bdrv_flush_all();

Why this change?


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