Re: [Xen-devel] [PATCH v9 3/5] x86/ioreq server: Handle read-modify-write cases for p2m_ioreq_server pages.

["Jan Beulich" <JBeulich@xxxxxxxx>]

>>> On 21.03.17 at 03:52, <yu.c.zhang@xxxxxxxxxxxxxxx> wrote:
> @@ -226,6 +249,17 @@ static int hvmemul_do_io(
>                      vio->io_req.state = STATE_IOREQ_NONE;
>                      break;
>                  }
> +
> +                /*
> +                 * This is part of a read-modify-write instruction.
> +                 * Emulate the read part so we have the value cached.

s/cached/available/ ?

Other than that
Reviewed-by: Jan Beulich <jbeulich@xxxxxxxx>

Jan


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