Messages in this thread | | | Date | Fri, 28 Jan 2022 16:50:01 +0000 | From | Lee Jones <> | Subject | Re: [PATCH 4/7] mfd: hi6421-spmi-pmic: Use generic_handle_irq_safe(). |
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On Fri, 28 Jan 2022, Sergei Shtylyov wrote:
> On 1/28/22 4:33 PM, Lee Jones wrote: > > >>> generic_handle_irq() is invoked from a regular interrupt service > >>> routing. This handler will become a forced-threaded handler on > >> > >> s/routing/routine/? > >> > >>> PREEMPT_RT and will be invoked with enabled interrupts. The > >>> generic_handle_irq() must be invoked with disabled interrupts in order > >>> to avoid deadlocks. > >>> > >>> Instead of manually disabling interrupts before invoking use > >>> generic_handle_irq() which can be invoked with enabled and disabled > >>> interrupts. > >>> > >>> Signed-off-by: Sebastian Andrzej Siewior <bigeasy@linutronix.de> > >> [...] > >> > >> MBR, Sergey > > > > What does that mean? > > Ah, you were asking about MBR! My best regards then. :-)
Yes this. It's okay, Dan was kind enough to enlighten me.
Every day is a school day on the list! :)
-- Lee Jones [李琼斯] Principal Technical Lead - Developer Services Linaro.org │ Open source software for Arm SoCs Follow Linaro: Facebook | Twitter | Blog
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