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Re: [Qemu-devel] [PATCH v2] runstate: add more valid transitions
From: |
Luiz Capitulino |
Subject: |
Re: [Qemu-devel] [PATCH v2] runstate: add more valid transitions |
Date: |
Mon, 10 Oct 2011 15:50:13 -0300 |
On Tue, 4 Oct 2011 15:15:40 +0200
Paolo Bonzini <address@hidden> wrote:
> This patch adds more valid transitions to the table, and avoids
> that the VM remains stuck in RSTATE_SAVEVM state when savevm is
> done on a paused virtual machine.
>
> Signed-off-by: Paolo Bonzini <address@hidden>
Looks good, but it needs to be rebased against latest master.
> ---
> savevm.c | 9 +++++++--
> vl.c | 5 +++++
> 2 files changed, 12 insertions(+), 2 deletions(-)
>
> diff --git a/savevm.c b/savevm.c
> index 46f2447..ff37968 100644
> --- a/savevm.c
> +++ b/savevm.c
> @@ -1626,8 +1626,13 @@ out:
> if (qemu_file_has_error(f))
> ret = -EIO;
>
> - if (!ret && saved_vm_running)
> - vm_start();
> + if (!ret) {
> + if (saved_vm_running) {
> + vm_start();
> + } else {
> + runstate_set(RSTATE_PAUSED);
> + }
> + }
>
> return ret;
> }
> diff --git a/vl.c b/vl.c
> index bd4a5ce..165712e 100644
> --- a/vl.c
> +++ b/vl.c
> @@ -346,8 +346,12 @@ static const RunStateTransition
> runstate_transitions_def[] = {
> { RSTATE_IO_ERROR, RSTATE_RUNNING },
>
> { RSTATE_PAUSED, RSTATE_RUNNING },
> + { RSTATE_PAUSED, RSTATE_PRE_MIGRATE },
> + { RSTATE_PAUSED, RSTATE_SAVEVM },
>
> { RSTATE_POST_MIGRATE, RSTATE_RUNNING },
> + { RSTATE_POST_MIGRATE, RSTATE_PRE_MIGRATE },
> + { RSTATE_POST_MIGRATE, RSTATE_SAVEVM },
>
> { RSTATE_PRE_LAUNCH, RSTATE_RUNNING },
> { RSTATE_PRE_LAUNCH, RSTATE_POST_MIGRATE },
> @@ -368,6 +372,7 @@ static const RunStateTransition
> runstate_transitions_def[] = {
> { RSTATE_RUNNING, RSTATE_WATCHDOG },
>
> { RSTATE_SAVEVM, RSTATE_RUNNING },
> + { RSTATE_SAVEVM, RSTATE_PAUSED },
>
> { RSTATE_SHUTDOWN, RSTATE_PAUSED },
>
- [Qemu-devel] [PATCH] runstate: add more valid transitions, Paolo Bonzini, 2011/10/04
- [Qemu-devel] [PATCH v2] runstate: add more valid transitions, Paolo Bonzini, 2011/10/04
- Re: [Qemu-devel] [PATCH v2] runstate: add more valid transitions,
Luiz Capitulino <=
- [Qemu-devel] [PATCH v2] runstate: add more valid transitions, Paolo Bonzini, 2011/10/11
- Re: [Qemu-devel] [PATCH v2] runstate: add more valid transitions, Luiz Capitulino, 2011/10/11
- Re: [Qemu-devel] [PATCH v2] runstate: add more valid transitions, Luiz Capitulino, 2011/10/13
- Re: [Qemu-devel] [PATCH v2] runstate: add more valid transitions, Paolo Bonzini, 2011/10/14
- Re: [Qemu-devel] [PATCH v2] runstate: add more valid transitions, Luiz Capitulino, 2011/10/14
- Re: [Qemu-devel] [PATCH v2] runstate: add more valid transitions, Paolo Bonzini, 2011/10/14
- Re: [Qemu-devel] [PATCH v2] runstate: add more valid transitions, Luiz Capitulino, 2011/10/14
- Re: [Qemu-devel] [PATCH v2] runstate: add more valid transitions, Paolo Bonzini, 2011/10/14