On 2020-12-04 18:01:51 [+0100], Thomas Gleixner wrote:
> The RT variant has sucessfully been tested in the current 5.10-rt
> patches. For non-RT kernels there is no functional change.
this series is part of v5.10-rc6-rt14.
Tested-by: Sebastian Andrzej Siewior
> Thanks,
>
> tglx
Sebastia
RT runs softirq processing always in thread context and it requires that
both the softirq execution and the BH disabled sections are preemptible.
This is achieved by serialization through per CPU local locks and
substituting a few parts of the existing softirq processing code with
helper functions
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