On Sat, 21 Jan 2023 20:01:56 +1000, Nicholas Piggin wrote: > Interrupt entry sets the soft mask to IRQS_ALL_DISABLED to match the > hard irq disabled state. So when should_hard_irq_enable() returns true > because we want PMI interrupts in irq handlers, MSR[EE] is enabled but > PMIs just get soft-masked. Fix this by clearing IRQS_PMI_DISABLED before > enabling MSR[EE]. > > This also tidies some of the warnings, no need to duplicate them in > both should_hard_irq_enable() and do_hard_irq_enable(). > > [...]
Applied to powerpc/fixes. [1/1] powerpc/64: Fix perf profiling asynchronous interrupt handlers https://git.kernel.org/powerpc/c/c28548012ee2bac55772ef7685138bd1124b80c3 cheers