From mboxrd@z Thu Jan  1 00:00:00 1970
From: Keir Fraser <keir.xen@gmail.com>
Subject: Re: [PATCH] x86/hvm: increase struct hvm_vcpu_io's
 mmio_large_read[]
Date: Wed, 27 Jun 2012 15:50:01 +0100
Message-ID: <CC10DC29.36A99%keir.xen@gmail.com>
References: <4FEB290B020000780008C3BB@nat28.tlf.novell.com>
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To: Jan Beulich <JBeulich@suse.com>, xen-devel <xen-devel@lists.xen.org>
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On 27/06/2012 14:38, "Jan Beulich" <JBeulich@suse.com> wrote:

> Since the emulator now supports a few 256-bit memory operations, this
> array needs to follow (and the comments should, too).
> 
> To limit growth, re-order the mmio_large_write_* fields so that the
> two mmio_large_*_bytes fields end up adjacent to each other.
> 
> Signed-off-by: Jan Beulich <jbeulich@suse.com>

Acked-by: Keir Fraser <keir@xen.org>

> --- a/xen/include/asm-x86/hvm/vcpu.h
> +++ b/xen/include/asm-x86/hvm/vcpu.h
> @@ -59,13 +59,13 @@ struct hvm_vcpu_io {
>      unsigned long       mmio_gva;
>      unsigned long       mmio_gpfn;
>  
> -    /* We may read up to m128 as a number of device-model transactions. */
> +    /* We may read up to m256 as a number of device-model transactions. */
>      paddr_t mmio_large_read_pa;
> -    uint8_t mmio_large_read[16];
> +    uint8_t mmio_large_read[32];
>      unsigned int mmio_large_read_bytes;
> -    /* We may write up to m128 as a number of device-model transactions. */
> -    paddr_t mmio_large_write_pa;
> +    /* We may write up to m256 as a number of device-model transactions. */
>      unsigned int mmio_large_write_bytes;
> +    paddr_t mmio_large_write_pa;
>  };
>  
>  #define VMCX_EADDR    (~0ULL)
> 
> 
> 
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