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Commit e381fe9e authored by Bart Van Assche's avatar Bart Van Assche Committed by Nicholas Bellinger
Browse files

target/iscsi: Introduce a helper function for TMF translation 



This patch does not change any functionality.

Signed-off-by: default avatarBart Van Assche <bart.vanassche@sandisk.com>
Reviewed-by: default avatarHannes Reinecke <hare@suse.com>
Reviewed-by: default avatarChristoph Hellwig <hch@lst.de>
Cc: Nicholas A. Bellinger <nab@linux-iscsi.org>
Signed-off-by: default avatarNicholas Bellinger <nab@linux-iscsi.org>
parent 53c561dc

drivers/target/iscsi/iscsi_target.c

+24 −24
Original line number Diff line number Diff line
@@ -1920,6 +1920,28 @@ static int iscsit_handle_nop_out(struct iscsi_conn *conn, struct iscsi_cmd *cmd, 
	return ret;

}



static enum tcm_tmreq_table iscsit_convert_tmf(u8 iscsi_tmf)

{

	switch (iscsi_tmf) {

	case ISCSI_TM_FUNC_ABORT_TASK:

		return TMR_ABORT_TASK;

	case ISCSI_TM_FUNC_ABORT_TASK_SET:

		return TMR_ABORT_TASK_SET;

	case ISCSI_TM_FUNC_CLEAR_ACA:

		return TMR_CLEAR_ACA;

	case ISCSI_TM_FUNC_CLEAR_TASK_SET:

		return TMR_CLEAR_TASK_SET;

	case ISCSI_TM_FUNC_LOGICAL_UNIT_RESET:

		return TMR_LUN_RESET;

	case ISCSI_TM_FUNC_TARGET_WARM_RESET:

		return TMR_TARGET_WARM_RESET;

	case ISCSI_TM_FUNC_TARGET_COLD_RESET:

		return TMR_TARGET_COLD_RESET;

	default:

		return TMR_UNKNOWN;

	}

}



int

iscsit_handle_task_mgt_cmd(struct iscsi_conn *conn, struct iscsi_cmd *cmd,

			   unsigned char *buf)
@@ -1985,30 +2007,8 @@ iscsit_handle_task_mgt_cmd(struct iscsi_conn *conn, struct iscsi_cmd *cmd, 


		target_get_sess_cmd(&cmd->se_cmd, true);

		sess_ref = true;



		switch (function) {

		case ISCSI_TM_FUNC_ABORT_TASK:

			tcm_function = TMR_ABORT_TASK;

			break;

		case ISCSI_TM_FUNC_ABORT_TASK_SET:

			tcm_function = TMR_ABORT_TASK_SET;

			break;

		case ISCSI_TM_FUNC_CLEAR_ACA:

			tcm_function = TMR_CLEAR_ACA;

			break;

		case ISCSI_TM_FUNC_CLEAR_TASK_SET:

			tcm_function = TMR_CLEAR_TASK_SET;

			break;

		case ISCSI_TM_FUNC_LOGICAL_UNIT_RESET:

			tcm_function = TMR_LUN_RESET;

			break;

		case ISCSI_TM_FUNC_TARGET_WARM_RESET:

			tcm_function = TMR_TARGET_WARM_RESET;

			break;

		case ISCSI_TM_FUNC_TARGET_COLD_RESET:

			tcm_function = TMR_TARGET_COLD_RESET;

			break;

		default:

		tcm_function = iscsit_convert_tmf(function);

		if (tcm_function == TMR_UNKNOWN) {

			pr_err("Unknown iSCSI TMR Function:"

			       " 0x%02x\n", function);

			return iscsit_add_reject_cmd(cmd,

include/target/target_core_base.h

+1 −0
Original line number Diff line number Diff line
@@ -197,6 +197,7 @@ enum tcm_tmreq_table { 
	TMR_LUN_RESET		= 5,

	TMR_TARGET_WARM_RESET	= 6,

	TMR_TARGET_COLD_RESET	= 7,

	TMR_UNKNOWN		= 0xff,

};



/* fabric independent task management response values */