Re: [Xen-devel] [PATCH v3] x86/mce: handle reserved domain ID in XEN_MC_msrinject

["Jan Beulich" <JBeulich@xxxxxxxx>]

>>> On 27.05.16 at 15:30, <haozhong.zhang@xxxxxxxxx> wrote:
> Commit 26646f3 "x86/mce: translate passed-in GPA to host machine
> address" and commit 4ddf474 "tools/xen-mceinj: Pass in GPA when
> injecting through MSR_MCI_ADDR" forgot to consider reserved domain
> ID and mistakenly add MC_MSRINJ_F_GPADDR flag for them, which in turn
> causes bug reported by
> http://lists.xenproject.org/archives/html/xen-devel/2016-05/msg02640.html.
> 
> This patch removes MC_MSRINK_F_GPADDR flag and checks this when injecting
> to reserved domain IDs except DOMID_SELF, and treats the passed-in
> address as host machine address.
> 
> Signed-off-by: Haozhong Zhang <haozhong.zhang@xxxxxxxxx>

Reviewed-by: Jan Beulich <jbeulich@xxxxxxxx>


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