Re: [Xen-devel] [PATCH v7 4/9] ioreq-server: on-demand creation of ioreq server

[Paul Durrant <Paul.Durrant@xxxxxxxxxx>]

> -----Original Message-----
> From: Jan Beulich [mailto:JBeulich@xxxxxxxx]
> Sent: 09 May 2014 14:13
> To: Paul Durrant
> Cc: xen-devel@xxxxxxxxxxxxx; Keir (Xen.org)
> Subject: Re: [PATCH v7 4/9] ioreq-server: on-demand creation of ioreq
> server
> 
> >>> On 09.05.14 at 10:39, <paul.durrant@xxxxxxxxxx> wrote:
> > This patch only creates the ioreq server when the legacy HVM parameters
> > are read (by an emulator).
> >
> > A lock is introduced to protect access to the ioreq server by multiple
> > emulator/tool invocations should such an eventuality arise. The guest is
> > protected by creation of the ioreq server only being done whilst the
> > domain is paused.
> >
> > Signed-off-by: Paul Durrant <paul.durrant@xxxxxxxxxx>
> 
> Acked-by: Jan Beulich <jbeulich@xxxxxxxx>
> (hesitantly, due to the various not really warranted uses of goto)

Thanks,

  Paul

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