On 3/23/21 11:24 AM, Christoph Hellwig wrote: > On Mon, Mar 22, 2021 at 05:48:56PM -0700, Davidlohr Bueso wrote: >> Tasklets have long been deprecated as being too heavy on the system >> by running in irq context - and this is not a performance critical >> path. If a higher priority process wants to run, it must wait for >> the tasklet to finish before doing so. A more suitable equivalent >> is to converted to threaded irq instead and deal with the async >> processing in task context. > > I'm really curious if this driver is still in use at all, or if we > can drop it. Me too, I'd be surprised if anyone has used it in... forever. We can probably drop it - I really dislike making core changes to something that can't even be tested. Davidlohr, assuming you had no way of testing this change? -- Jens Axboe