Messages in this thread | | | Date | Fri, 28 Jan 2022 13:33:29 +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 1/27/22 2:33 PM, Sebastian Andrzej Siewior 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?
-- 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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