On Mon, Jun 15, 2020 at 01:08:44PM +0100, Mark Brown wrote: > On Mon, Jun 15, 2020 at 10:07:19AM +0200, Krzysztof Kozlowski wrote: > > Testing events during freeing of disabled shared interrupts > > (CONFIG_DEBUG_SHIRQ) leads to false positives. The driver disabled > > interrupts on purpose to be sure that they will not fire during device > > removal. > > Surely the whole issue with shared IRQs that's being tested for here is > that when the interrupt is shared some other device connected to the > same interrupt line may trigger an interrupt regardless of what's going > on with this device?
Yes. However if that device disabled the interrupt, it should not be fired for other users. In such case the testing does not point to a real issue. Anyway, this patch is not necessary with my v3 approach to SPI shared interrupts issue. Best regards, Krzysztof
