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Re: [PATCH v1] hw/i386: disable smbus migration for xenpv
From: |
Michael S. Tsirkin |
Subject: |
Re: [PATCH v1] hw/i386: disable smbus migration for xenpv |
Date: |
Wed, 15 Jan 2020 08:51:23 -0500 |
On Mon, Jan 13, 2020 at 06:45:21PM +0100, Olaf Hering wrote:
> With commit 7fccf2a06890e3bc3b30e29827ad3fb93fe88fea a new member
> smbus_no_migration_support was added, and enabled in two places.
> With commit 4ab2f2a8aabfea95cc53c64e13b3f67960b27fdf the vmstate_acpi
> got new elements, which are conditionally filled. As a result, an
> incoming migration expected smbus related data unless smbus migration
> was disabled for a given MachineClass.
>
> Since commit 7fccf2a06890e3bc3b30e29827ad3fb93fe88fea forgot to handle
> xenpv, live migration to receiving hosts using qemu-4.0 and later is broken.
> Therefore this patch must be applied to stable-4.x as well.
>
> Signed-off-by: Olaf Hering <address@hidden>
Thanks!
I think you need to copy Xen maintainers to ack this.
Suggest reposting with a fixed commit message and
cc appropriate maintainers.
> ---
> hw/i386/pc_piix.c | 1 +
> 1 file changed, 1 insertion(+)
>
> diff --git a/hw/i386/pc_piix.c b/hw/i386/pc_piix.c
> index fa12203079..e19716d0d3 100644
> --- a/hw/i386/pc_piix.c
> +++ b/hw/i386/pc_piix.c
> @@ -952,6 +952,7 @@ static void xenfv_machine_options(MachineClass *m)
> m->desc = "Xen Fully-virtualized PC";
> m->max_cpus = HVM_MAX_VCPUS;
> m->default_machine_opts = "accel=xen";
> + m->smbus_no_migration_support = true;
> }
>
> DEFINE_PC_MACHINE(xenfv, "xenfv", pc_xen_hvm_init,
- [PATCH v1] hw/i386: disable smbus migration for xenpv, Olaf Hering, 2020/01/13
- Re: [PATCH v1] hw/i386: disable smbus migration for xenfv, Olaf Hering, 2020/01/13
- Re: [PATCH v1] hw/i386: disable smbus migration for xenpv,
Michael S. Tsirkin <=
- [PATCH v2] hw/i386: disable smbus migration for xenfv, Olaf Hering, 2020/01/16
- Re: [PATCH v2] hw/i386: disable smbus migration for xenfv, Paolo Bonzini, 2020/01/16
- Re: [PATCH v2] hw/i386: disable smbus migration for xenfv, Olaf Hering, 2020/01/17
- Re: [PATCH v2] hw/i386: disable smbus migration for xenfv, Paolo Bonzini, 2020/01/17
- Re: [PATCH v2] hw/i386: disable smbus migration for xenfv, Olaf Hering, 2020/01/17
- Re: [PATCH v2] hw/i386: disable smbus migration for xenfv, Paul Durrant, 2020/01/20
- Re: [PATCH v2] hw/i386: disable smbus migration for xenfv, Olaf Hering, 2020/01/27
- Re: [PATCH v2] hw/i386: disable smbus migration for xenfv, Paolo Bonzini, 2020/01/27