* Re: [PATCH] bus: omap_l3_noc: mark l3 irqs as IRQF_NO_THREAD
[not found] <20210128191548.4376-1-grygorii.strashko@ti.com>
@ 2021-02-04 7:00 ` Tony Lindgren
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From: Tony Lindgren @ 2021-02-04 7:00 UTC (permalink / raw)
To: Grygorii Strashko
Cc: Lokesh Vutla, Nishanth Menon, linux-kernel, Carl-Oscar Varnander,
linux-omap
* Grygorii Strashko <grygorii.strashko@ti.com> [210128 21:16]:
> The main purpose of l3 IRQs is to catch OCP bus access errors and identify
> corresponding code places by showing call stack, so it's important to
> handle L3 interconnect errors as fast as possible. On RT these IRQs will
> became threaded and will be scheduled mach more late from the moment actual
> error occurred so showing completely useless information.
>
> Hence, mark l3 IRQs as IRQF_NO_THREAD so they will not be forced threaded
> on RT or if force_irqthreads = true.
>
> Fixes: 0ee7261c9212 ("drivers: bus: Move the OMAP interconnect driver to drivers/bus/")
Thanks applying into fixes.
Tony
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[not found] <20210128191548.4376-1-grygorii.strashko@ti.com>
2021-02-04 7:00 ` [PATCH] bus: omap_l3_noc: mark l3 irqs as IRQF_NO_THREAD Tony Lindgren
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