Re: [Xen-devel] [PATCH 02/14] x86/mem-sharing: Don't leave the altp2m lock held when nominating a page

[Tamas K Lengyel <tamas@xxxxxxxxxxxxx>]

On Wed, Nov 21, 2018 at 6:21 AM Andrew Cooper <andrew.cooper3@xxxxxxxxxx> wrote:
>
> get_gfn_type_access() internally takes the p2m lock, and nothing ever unlocks
> it.  Switch to using the unlocked accessor instead.
>
> This wasn't included in XSA-277 because neither mem-sharing nor altp2m are
> supported.
>
> Signed-off-by: Andrew Cooper <andrew.cooper3@xxxxxxxxxx>

Acked-by: Tamas K Lengyel <tamas@xxxxxxxxxxxxx>

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