On Fri, Sep 09 2005, Douglas Gilbert wrote: > The soon to be released smartmontools 5.34 uses the > READ DEFECT DATA command on SCSI disks. A disk that > has defect list entries (or worse, an increasing number > of them) is at risk. > > Currently the first invocation of smartctl causes this: > scsi: unknown opcode 0x37 > message to appear the console and in the log. > > The READ DEFECT DATA SCSI command does not change > the state of a disk. Its opcode (0x37) is valid for > SBC devices (e.g. disks) and SMC-2 devices (media > changers) where it is called INITIALIZE STATUS ELEMENT > WITH RANGE and again doesn't change the external state > of the device. > > The patch is against lk 2.6.13 . > > Changelog: > - mark SCSI opcode 0x37 (READ DEFECT DATA) as > safe_for_read > > Signed-off-by: Douglas Gilbert <dougg@xxxxxxxxxx> Fine with me. Acked-by: Jens Axboe <axboe@xxxxxxx> -- Jens Axboe - : send the line "unsubscribe linux-scsi" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html