Re: [PATCH] platform/x86/intel: power-domains validate domain in tpmi_cpu_online()

[Andy Shevchenko <andy.shevchenko@gmail.com>]

Tue, Aug 26, 2025 at 12:43:28PM -0400, David Arcari kirjoitti:
> Although tpmi_get_power_domain_mask() calls tpmi_domain_is_valid()
> prior to indexing tpmi_power_domain_mask[], tpmi_cpu_online() does
> not. In the case where a VM creates non-contiguous package ids the
> result can be memory corruption. This can be prevented by adding
> the same validation in tpmi_cpu_online().
> 
> Fixes: 17ca2780458c ("platform/x86/intel: TPMI domain id and CPU mapping")

> 

Shouldn't be blank lines in the tag block.

> Cc: Hans de Goede <hansg@kernel.org>
> Cc: "Ilpo Järvinen" <ilpo.jarvinen@linux.intel.com>
> Cc: Srinivas Pandruvada <srinivas.pandruvada@linux.intel.com>
> Cc: Peter Zijlstra <peterz@infradead.org>
> Cc: Ingo Molnar <mingo@kernel.org>
> Cc: Dan Carpenter <dan.carpenter@linaro.org>
> Cc: David Arcari <darcari@redhat.com>
> Cc: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
> Cc: Tero Kristo <tero.kristo@linux.intel.com>
> Cc: linux-kernel@vger.kernel.org

Can you keep Cc list below '---' line? It will have the same effect on emails,
but reduce unneeded noise in the commit message. If one wants to retrieve this
it is available on lore archive.

> Signed-off-by: David Arcari <darcari@redhat.com>
> ---

-- 
With Best Regards,
Andy Shevchenko