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Tejun Heo wrote: .. >>>> scsi1 : ata_piix >>>> ata2.00: failed to IDENTIFY (I/O error, err_mask=0x1) .. > The err_mask is AC_ERR_DEV indicating that the device raised aborted the > IDENTIFY command. I wonder what's going on. > > Can you change "#undef ATA_DEBUG" in include/linux/libata.h to "#define > ATA_DEBUG" and report the resulting dmesg? There will be a LOT of > messages so you probably want to increase printk buffer size and detach > other devices if possible. It would be best if your root device isn't > driven by libata so that you can just insert the module and store the > resulting dmesg. If the command really was "IDENTIFY", then of course it failed. This is an ATAPI device, and it wants "PACKET_IDENTIFY". Maybe libata somehow thinks it's ATA rather than ATAPI? - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/ | ||||||||||||
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