Bart Van Assche - 10.10.17, 15:27: > On Tue, 2017-10-10 at 09:57 +0200, Martin Steigerwald wrote: > > > Bart Van Assche - 09.10.17, 16:14: > > > > > The contexts from which a SCSI device can be quiesced or resumed are: > > > [ ... ] > > > > > > Does this as reliably fix the issue as the patches from Ming? I mean in > > *real world* scenarios? Or is it just about the same approach as Ming > > has taken. > > I ask cause I don´t see any Tested-By:´s here? I know I tested Ming´s > > patch series and I know it fixes the hang after resume from suspend > > with blk-mq + BFQ issue for me. I have an uptime of 7 days and I didn´t > > see any uptime even remotely like that in a long time (before that issue > > Intel gfx drivers caused hangs, but thankfully that seems fixed > > meanwhile). > > > > I´d be willing to test. Do you have a 4.14.x tree available with these > > patches applied I can just add as a remote and fetch from? > A previous version of this patch series passed Oleksandr's tests. This > series is close to that previous version so I think it is safe to assume > that this version will also pass Oleksandr's tests. Anyway, more testing is > definitely welcome so if you want to verify this series please start from > the following tree (Jens' for-next branch + this series): > https://github.com/bvanassche/linux/tree/blk-mq-pm-v7 Several suspend to ram and resume, and suspend to disk and resume cycles without issues. So I think this is good. Tested-By: Martin Steigerwald <martin@xxxxxxxxxxxx> Thanks, -- Martin