On 04/07/2017 12:16 PM, Bart Van Assche wrote: > Hello Jens, > > The six patches in this patch series fix the queue lockup I reported > recently on the linux-block mailing list. Please consider these patches > for inclusion in the upstream kernel. Some of this we need in 4.11, but not all of it. I can't be applying patches that "improve scalability" at this point. 4-6 looks like what we want for 4.11, I'll see if those apply directly. Then we can put 1-3 on top in 4.12, with the others pulled in first. -- Jens Axboe