Re: [Xen-devel] [PATCH] x86/mm: Clean up unshare path for foreign mappings

[Tim Deegan <tim@xxxxxxx>]

At 10:48 -0400 on 19 Jun (1340102900), Andres Lagar-Cavilla wrote:
> In its current shape, if Xen unshares a foreign gfn successfully while 
> building
> a foreign writable map, it is left with a reference to the old shared page in
> the "target" var.
> 
> Instead, push unsharing request down on the initial get_page_from_gfn call,
> which will DTRT.
> 
> This allows for greatly simplifying the unshare related condition handling,
> removing ugly comments and s86_64 ifdef-ery.
> 
> Signed-off-by: Andres Lagar-Cavilla <andres@xxxxxxxxxxxxxxxx>

Applied, thanks.

Tim.

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