On 12/15/2016 10:48 AM, Mauricio Faria de Oliveira wrote: > The WRITE_SAME commands are not present in the blk_default_cmd_filter > write_ok list, and thus are failed with -EPERM when the SG_IO ioctl() > is executed without CAP_SYS_RAWIO capability (e.g., unprivileged users). > [ sg_io() -> blk_fill_sghdr_rq() > blk_verify_command() -> -EPERM ] Added for 4.10, thanks. -- Jens Axboe -- To unsubscribe from this list: send the line "unsubscribe linux-block" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html