Commit eb39d340 authored Jul 26, 2011 by Nicholas Bellinger

target: Change TCM_NON_EXISTENT_LUN response to ASC=LOGICAL UNIT NOT SUPPORTED



This patch changes transport_send_check_condition_and_sense() for
TCM_NON_EXISTENT_LUN emulation to use 0x25 (LOGICAL UNIT NOT SUPPORTED)
instead of the original 0x20 (INVALID COMMAND OPERATION CODE).  This is
helpful to distinguish between TCM_UNSUPPORTED_SCSI_OPCODE ASC=0x20
exceptions.

Signed-off-by: Nicholas A. Bellinger <nab@risingtidesystems.com>

parent 93ee7a93

drivers/target/target_core_transport.c

+7 −0

Original line number	Diff line number	Diff line
		@@ -4726,6 +4726,13 @@ int transport_send_check_condition_and_sense(
		*/
		switch (reason) {
		case TCM_NON_EXISTENT_LUN:
		/* CURRENT ERROR */
		buffer[offset] = 0x70;
		/* ILLEGAL REQUEST */
		buffer[offset+SPC_SENSE_KEY_OFFSET] = ILLEGAL_REQUEST;
		/* LOGICAL UNIT NOT SUPPORTED */
		buffer[offset+SPC_ASC_KEY_OFFSET] = 0x25;
		break;
		case TCM_UNSUPPORTED_SCSI_OPCODE:
		case TCM_SECTOR_COUNT_TOO_MANY:
		/* CURRENT ERROR */

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