Re: [PATCH] 8250: option 'force_polling' for buggy IRQs

From: One Thousand Gnomes
Date: Mon Aug 01 2016 - 11:28:31 EST


> It might make sense to filter non-shared edge triggered interrupts out
> of irqpoll for that reason. Anything that supports a level triggered
> interrupt should be fine.

That would also break some platforms that use it today 8(. We'd need
another irqpoll mode - at which point being able to force the serial port
IRQ to 0 would be useful for ACPI boxes (devicetree people just mod the
devicetree!)

Alan