On Fri, Aug 03, 2018 at 10:28:45AM +0200, Johannes Thumshirn wrote: > On Thu, Aug 02, 2018 at 10:44:42AM -0700, Bart Van Assche wrote: > > Surround scsi_execute() calls with scsi_autopm_get_device() and > > scsi_autopm_put_device(). Note: removing sr_mutex protection from > > the scsi_cd_get() and scsi_cd_put() calls is safe because the > > purpose of sr_mutex is to serialize cdrom_*() calls. > > > [...] > > Hi Bart, > > With this patch I still have the hang on next-20180801:
Forget my last email, I didn't have Ming's 'blk-mq: fix blk_mq_tagset_busy_iter' applied. Tested-by: Johannes Thumshirn <jthumsh...@suse.de> Reviewed-by: Johannes Thumshirn <jthumsh...@suse.de> -- Johannes Thumshirn Storage jthumsh...@suse.de +49 911 74053 689 SUSE LINUX GmbH, Maxfeldstr. 5, 90409 Nürnberg GF: Felix Imendörffer, Jane Smithard, Graham Norton HRB 21284 (AG Nürnberg) Key fingerprint = EC38 9CAB C2C4 F25D 8600 D0D0 0393 969D 2D76 0850
