[Xen-devel] Ping: [PATCH] x86/MCE: sanitize domain/vcpu ID handling

["Jan Beulich" <JBeulich@xxxxxxxx>]

>>> On 23.02.17 at 10:28, <JBeulich@xxxxxxxx> wrote:
> Storing -1 into both fields was misleading consumers: We really should
> have a manifest constant for "invalid vCPU" here, and the already
> existing DOMID_INVALID should be used.
> 
> Also correct a bogus (dead code) check in mca_init_global(), at once
> introducing a manifest constant for the early boot "invalid vCPU"
> pointer (avoiding proliferation of the open coding). Make that pointer
> a non-canonical address at once.
> 
> Finally, don't leave mc_domid uninitialized in mca_init_bank().
> 
> Signed-off-by: Jan Beulich <jbeulich@xxxxxxxx>

Christoph, you're at present the only MCE maintainer. Could you
please give your feedback on this patch as well as Haozhong's
series?

Thanks, Jan


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