On Fri, Aug 10, 2018 at 05:10:52PM +0000, Felipe Franciosi wrote: > > > On 10 Aug 2018, at 03:15, Greg Kroah-Hartman <[email protected]> > > wrote: > > > > On Fri, Aug 10, 2018 at 10:31:29AM +0800, Ming Lei wrote: > >> On Fri, Aug 10, 2018 at 02:09:01AM +0000, Felipe Franciosi wrote: > >>> Hi Ming (and all), > >>> > >>> Your series "scsi: virtio_scsi: fix IO hang caused by irq vector > >>> automatic affinity" which forces virtio-scsi to use blk-mq fixes an issue > >>> introduced by 84676c1f. We noticed that this bug also exists in 4.14.y > >>> (as ef86f3a72adb), but your series was not backported to that stable > >>> branch. > >>> > >>> Are there any plans to do that? At least CoreOS is using 4.14 and showing > >>> issues on AHV (which provides an mq virtio-scsi controller). > >>> > >> > >> Hi Felipe, > >> > >> Looks the following 4 patches should have been marked as stable, sorry > >> for missing that. > >> > >> b5b6e8c8d3b4 scsi: virtio_scsi: fix IO hang caused by automatic irq vector > >> affinity > >> 2f31115e940c scsi: core: introduce force_blk_mq > >> adbe552349f2 scsi: megaraid_sas: fix selection of reply queue > >> 8b834bff1b73 scsi: hpsa: fix selection of reply queue > >> > >> Usually this backporting is done by our stable guys, so I will CC stable > >> and leave them handle it, but I am happy to provide any help for > >> addressing conflicts or sort of thing. > > > > As the above patches do not apply "cleanly" to the 4.14.y tree at all, > > can you please provide a set of backported patches that I can apply? > > Actually, adbe552349f2 is already present in 4.14.y. It is commit > e58114824fa6. > > If you skip that, all the other three apply cleanly.
Ok, that works, but there's another bug report of aacraid having problems. Any ideas? greg k-h
