On Mon, Nov 16, 2015 at 7:33 AM, Tejun Heo <tj@xxxxxxxxxx> wrote: > Hello, Mark. > > On Mon, Nov 16, 2015 at 08:52:35AM -0500, Mark Lord wrote: >> >Let's remove it for now and do the conditional thing if anybody misses >> >it. No need to keep around dead code proactively. >> >> Aren't threaded IRQs there to improve overall system real-time response? >> If so, it would seem a step backwards to remove them completely, >> especially considering the low cost of maintaining them here. > > For ahci, it was added without any justification. It just came with > the MSI changes. If there's any data indicating that this makes any > noticeable difference, it's easy to restore. > Also, the non-mult-msi case has been living without threaded interrupts since forever. If they were needed I expect the functionality would have been ported over by now. As is this provides a noticeable throughput improvement. -- To unsubscribe from this list: send the line "unsubscribe linux-ide" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html