Re: [Xen-devel] [PATCH] ept: Fix bug in changeset 22526:7a5ee3800417

[George Dunlap <george.dunlap@xxxxxxxxxx>]

On Thu, 2011-03-17 at 16:30 +0000, Tim Deegan wrote:
> At 16:18 +0000 on 17 Mar (1300378713), Ian Jackson wrote:
> > George Dunlap writes ("[Xen-devel] [PATCH] ept: Fix bug in changeset 
> > 22526:7a5ee3800417"):
> > > This fixes a bug in changeset 22526:7a5ee3800417, where the wrong
> > > value is read when deciding whether to flush the VTd tables.  The
> > > effect is minor: in situations where the p2m entry is changed but the
> > > mfn is the same, the VTd tables will be unnecessarily flushed.
> > 
> > Does this need applying to 4.1 before the release ?
> 
> I don't think so, but it should be backported afterwards. 

I tend to agree.

 -George


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