On 10/24/18 5:30 AM, Jens Axboe wrote: > On 10/24/18 5:19 AM, Christoph Hellwig wrote: >> On Mon, Oct 22, 2018 at 03:23:30AM -0600, Jens Axboe wrote: >>> JFYI, I also reordered the series to make it correct. You can apply >>> this one: >>> >>> http://git.kernel.dk/cgit/linux-block/commit/?h=mq-conversions&id=2b2ffa16193e9a69a076595ed64429b8cc9b42aa >>> >>> before the bsg patch, and it should be fine. Or just use the above branch, >>> of course. >> >> Hell no on that one. The behavior of having methods right on the >> request_queue which can be changed any time is something we absolutely >> must not introduce into blk-mq. > > I agree it's not the prettiest, but it's not like it's something > that is changed at runtime. > >> Just add pass a timeout hander to bsg_register_queue which is called >> from the bsg ->timeout handler is a much better way to sort our your >> problem. It can also easily be turned into an independent prep patch. > > Good idea, that is cleaner.
Except that STILL doesn't work with mq_ops being a constant, I'd have to allocate it. -- Jens Axboe
