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@xxxxxxxxxxxxx> >> [...] >> >> MBR, Sergey > > What does that mean? Ah, you were asking about MBR! My best regards then. :-) MBR, Sergey