On 2015-01-15 10:09, Sujith Manoharan wrote: > Felix Fietkau wrote: >> To fix invalid hardware accesses, the commit >> "ath9k: do not access hardware on IRQs during reset" made the irq >> handler ignore interrupts emitted after queueing a hardware reset (which >> disables the IRQ). This left a small time window for the IRQ to get >> re-enabled by the tasklet, which caused IRQ storms. >> Instead of returning IRQ_NONE when ATH_OP_HW_RESET is set, disable the >> IRQ entirely for the duration of the reset. > > Doesn't this make the kill_interrupts() that was added in the earlier > commit unnecessary now ? I think it's still a good idea to try to silence interrupts between queueing a reset and actually performing it.
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