linux-kernel - Re: [Qemu-devel] [PATCH 1/3] start vm after reseting it

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Message-ID: <20120530161720.7c9b88b9@doriath.home>
Date:	Wed, 30 May 2012 16:17:20 -0300
From:	Luiz Capitulino <lcapitulino@...hat.com>
To:	Wen Congyang <wency@...fujitsu.com>
Cc:	kvm list <kvm@...r.kernel.org>, qemu-devel <qemu-devel@...gnu.org>,
	"linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>,
	Avi Kivity <avi@...hat.com>,
	"Daniel P. Berrange" <berrange@...hat.com>,
	KAMEZAWA Hiroyuki <kamezawa.hiroyu@...fujitsu.com>,
	Jan Kiszka <jan.kiszka@...mens.com>,
	Gleb Natapov <gleb@...hat.com>
Subject: Re: [Qemu-devel] [PATCH 1/3] start vm after reseting it

On Mon, 21 May 2012 14:49:32 +0800
Wen Congyang <wency@...fujitsu.com> wrote:

> The guest should run after reseting it, but it does not
> run if its old state is RUN_STATE_INTERNAL_ERROR or RUN_STATE_PAUSED.
> 
> Signed-off-by: Wen Congyang <wency@...fujitsu.com>
> ---
>  vl.c |    1 +
>  1 files changed, 1 insertions(+), 0 deletions(-)
> 
> diff --git a/vl.c b/vl.c
> index 23ab3a3..7f5fed8 100644
> --- a/vl.c
> +++ b/vl.c
> @@ -1539,6 +1539,7 @@ static bool main_loop_should_exit(void)
>          if (runstate_check(RUN_STATE_INTERNAL_ERROR) ||
>              runstate_check(RUN_STATE_SHUTDOWN)) {
>              runstate_set(RUN_STATE_PAUSED);
> +            vm_start();

Please, drop the runstate_set() call. I think you also have to
to call bdrv_iostatus_reset(), as qmp_cont() does.

>          }
>      }
>      if (qemu_powerdown_requested()) {

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