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Commit 59f68474 authored by Hannes Reinecke's avatar Hannes Reinecke Committed by Tejun Heo
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libata-scsi: Generate sense code for disabled devices 



If a device is disabled after error recovery it doesn't make
any sense to generate an ATA sense, but we should rather
return a generic sense code indicating the device is gone.

Signed-off-by: default avatarHannes Reinecke <hare@suse.com>
Signed-off-by: default avatarTejun Heo <tj@kernel.org>
parent a5703849

drivers/ata/libata-scsi.c

+6 −0
Original line number Diff line number Diff line
@@ -1126,6 +1126,12 @@ static void ata_gen_ata_sense(struct ata_queued_cmd *qc) 


	cmd->result = (DRIVER_SENSE << 24) | SAM_STAT_CHECK_CONDITION;



	if (ata_dev_disabled(dev)) {

		/* Device disabled after error recovery */

		/* LOGICAL UNIT NOT READY, HARD RESET REQUIRED */

		ata_scsi_set_sense(dev, cmd, NOT_READY, 0x04, 0x21);

		return;

	}

	/* Use ata_to_sense_error() to map status register bits

	 * onto sense key, asc & ascq.

	 */