Re: [PATCH] hwmon: (coretemp) Retry failed sensor creation

[sashiko-bot@kernel.org]

> From: Ximing Zhang <xzhangjr@gmail.com>
> 
> coretemp_add_core() only logs create_core_data() failures, but
> coretemp_cpu_online() still records the CPU in pdata->cpumask. When an
> SMT sibling is processed later, the mask makes the driver skip sensor
> creation. The core interface then remains absent until all siblings are
> cycled or the module is reloaded.
> 
> Package sensor creation is similarly attempted only when the hwmon
> device is first registered. A failure leaves the package interface
> absent for the lifetime of that device.
> 
> Retry missing package and core sensors whenever an eligible CPU comes
> online. Determine whether a core sensor exists from its temperature data
> instead of the CPU mask, which continues to track CPUs available for MSR
> [ ... ]
> patched driver retried and exposed all five readable sensors. SMT sibling
> hotplug and 20 module unload/load cycles also retained the expected
> sensors.
> 
> Signed-off-by: Ximing Zhang <xzhangjr@gmail.com>

Sashiko has reviewed this patch and found no issues.

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Sashiko AI review · https://sashiko.dev/#/patchset/20261020-coretemp-retry-sensor-creation-v1-1-7dd4851a34dc@gmail.com?part=1