On 05/18/2017 03:19 PM, Christoph Hellwig wrote: > All SG_IO test should also apply to block device nodes that support > the ioctl.. > But these are not necessarily SG_IO tests, are they? The test included is doesn't hit the SG_IO path in the sg driver, but the sg_read path. Of cause we can make a generic sg_io tool but IMHO it's quite convenient to just throw in the reproducers we get. And as it exercises the /dev/sg character device I decided to make a new group. Johannes -- Johannes Thumshirn Storage jthumshirn@xxxxxxx +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