Re: [Xen-devel] [PATCH v3 1/6] x86/viridian: fix xen-hvmcrash when vp_assist page is present

["Jan Beulich" <JBeulich@xxxxxxxx>]

>>> On 21.03.17 at 19:17, <paul.durrant@xxxxxxxxxx> wrote:
> Currently use of xen-hvmcrash will cause an immediate domain_crash() in
> initialize_vp_assist() because it is called from viridian_load_vcpu_ctxt()
> without having first cleared any previous mapping.
> 
> This patch addes a check into viridian_load_vcpu_ctxt() to avoid re-
> initialization and turned the domain_crash() in initialize_vp_assist()
> into an ASSERT() since neither codepath into that function should allow
> it to be hit.
> 
> Signed-off-by: Paul Durrant <paul.durrant@xxxxxxxxxx>

Reviewed-by: Jan Beulich <jbeulich@xxxxxxxx>



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