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Re: [Qemu-stable] [PATCH v4 03/30] vmstate: add VMSTATE_VALIDATE


From: Dr. David Alan Gilbert
Subject: Re: [Qemu-stable] [PATCH v4 03/30] vmstate: add VMSTATE_VALIDATE
Date: Tue, 1 Apr 2014 11:39:19 +0100
User-agent: Mutt/1.5.21 (2010-09-15)

* Michael S. Tsirkin (address@hidden) wrote:
> Validate state using VMS_ARRAY with num = 0 and VMS_MUST_EXIST
> 
> Signed-off-by: Michael S. Tsirkin <address@hidden>

Reviewed-by: Dr. David Alan Gilbert <address@hidden>

> ---
>  include/migration/vmstate.h | 8 ++++++++
>  1 file changed, 8 insertions(+)
> 
> diff --git a/include/migration/vmstate.h b/include/migration/vmstate.h
> index de970ab..5b71370 100644
> --- a/include/migration/vmstate.h
> +++ b/include/migration/vmstate.h
> @@ -204,6 +204,14 @@ extern const VMStateInfo vmstate_info_bitmap;
>      .offset       = vmstate_offset_value(_state, _field, _type),     \
>  }
>  
> +/* Validate state using a boolean predicate. */
> +#define VMSTATE_VALIDATE(_name, _test) { \
> +    .name         = (_name),                                         \
> +    .field_exists = (_test),                                         \
> +    .flags        = VMS_ARRAY | VMS_MUST_EXIST,                      \
> +    .num          = 0, /* 0 elements: no data, only run _test */     \
> +}
> +
>  #define VMSTATE_POINTER(_field, _state, _version, _info, _type) {    \
>      .name       = (stringify(_field)),                               \
>      .version_id = (_version),                                        \
> -- 
> MST
> 
--
Dr. David Alan Gilbert / address@hidden / Manchester, UK



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