FCP_TMF_CMPL, true);
}
+static int abort_cmd_for_tag(struct scsi_qla_host *vha, uint32_t tag)
+{
+ struct qla_tgt_sess_op *op;
+ struct qla_tgt_cmd *cmd;
+
+ spin_lock(&vha->cmd_list_lock);
+
+ list_for_each_entry(op, &vha->qla_sess_op_cmd_list, cmd_list) {
+ if (tag == op->atio.u.isp24.exchange_addr) {
+ op->aborted = true;
+ spin_unlock(&vha->cmd_list_lock);
+ return 1;
+ }
+ }
+
+ list_for_each_entry(cmd, &vha->qla_cmd_list, cmd_list) {
+ if (tag == cmd->atio.u.isp24.exchange_addr) {
+ cmd->state = QLA_TGT_STATE_ABORTED;
+ spin_unlock(&vha->cmd_list_lock);
+ return 1;
+ }
+ }
+
+ spin_unlock(&vha->cmd_list_lock);
+ return 0;
+}
+
+/* drop cmds for the given lun
+ * XXX only looks for cmds on the port through which lun reset was recieved
+ * XXX does not go through the list of other port (which may have cmds
+ * for the same lun)
+ */
+static void abort_cmds_for_lun(struct scsi_qla_host *vha,
+ uint32_t lun, uint8_t *s_id)
+{
+ struct qla_tgt_sess_op *op;
+ struct qla_tgt_cmd *cmd;
+ uint32_t key;
+
+ key = sid_to_key(s_id);
+ spin_lock(&vha->cmd_list_lock);
+ list_for_each_entry(op, &vha->qla_sess_op_cmd_list, cmd_list) {
+ uint32_t op_key;
+ uint32_t op_lun;
+
+ op_key = sid_to_key(op->atio.u.isp24.fcp_hdr.s_id);
+ op_lun = scsilun_to_int(
+ (struct scsi_lun *)&op->atio.u.isp24.fcp_cmnd.lun);
+ if (op_key == key && op_lun == lun)
+ op->aborted = true;
+ }
+ list_for_each_entry(cmd, &vha->qla_cmd_list, cmd_list) {
+ uint32_t cmd_key;
+ uint32_t cmd_lun;
+
+ cmd_key = sid_to_key(cmd->atio.u.isp24.fcp_hdr.s_id);
+ cmd_lun = scsilun_to_int(
+ (struct scsi_lun *)&cmd->atio.u.isp24.fcp_cmnd.lun);
+ if (cmd_key == key && cmd_lun == lun)
+ cmd->state = QLA_TGT_STATE_ABORTED;
+ }
+ spin_unlock(&vha->cmd_list_lock);
+}
+
/* ha->hardware_lock supposed to be held on entry */
static int __qlt_24xx_handle_abts(struct scsi_qla_host *vha,
struct abts_recv_from_24xx *abts, struct qla_tgt_sess *sess)
}
spin_unlock(&se_sess->sess_cmd_lock);
- if (!found_lun)
- return -ENOENT;
+ /* cmd not in LIO lists, look in qla list */
+ if (!found_lun) {
+ if (abort_cmd_for_tag(vha, abts->exchange_addr_to_abort)) {
+ /* send TASK_ABORT response immediately */
+ qlt_24xx_send_abts_resp(vha, abts, FCP_TMF_CMPL, false);
+ return 0;
+ } else {
+ ql_dbg(ql_dbg_tgt_mgt, vha, 0xf081,
+ "unable to find cmd in driver or LIO for tag 0x%x\n",
+ abts->exchange_addr_to_abort);
+ return -ENOENT;
+ }
+ }
ql_dbg(ql_dbg_tgt_mgt, vha, 0xf00f,
"qla_target(%d): task abort (tag=%d)\n",
if (tgt->tgt_stop)
goto out_term;
+ if (cmd->state == QLA_TGT_STATE_ABORTED) {
+ ql_dbg(ql_dbg_tgt_mgt, vha, 0xf082,
+ "cmd with tag %u is aborted\n",
+ cmd->atio.u.isp24.exchange_addr);
+ goto out_term;
+ }
+
cdb = &atio->u.isp24.fcp_cmnd.cdb[0];
cmd->se_cmd.tag = atio->u.isp24.exchange_addr;
cmd->unpacked_lun = scsilun_to_int(
static void qlt_do_work(struct work_struct *work)
{
struct qla_tgt_cmd *cmd = container_of(work, struct qla_tgt_cmd, work);
+ scsi_qla_host_t *vha = cmd->vha;
+ unsigned long flags;
+
+ spin_lock_irqsave(&vha->cmd_list_lock, flags);
+ list_del(&cmd->cmd_list);
+ spin_unlock_irqrestore(&vha->cmd_list_lock, flags);
__qlt_do_work(cmd);
}
unsigned long flags;
uint8_t *s_id = op->atio.u.isp24.fcp_hdr.s_id;
+ spin_lock_irqsave(&vha->cmd_list_lock, flags);
+ list_del(&op->cmd_list);
+ spin_unlock_irqrestore(&vha->cmd_list_lock, flags);
+
+ if (op->aborted) {
+ ql_dbg(ql_dbg_tgt_mgt, vha, 0xf083,
+ "sess_op with tag %u is aborted\n",
+ op->atio.u.isp24.exchange_addr);
+ goto out_term;
+ }
+
ql_dbg(ql_dbg_tgt_mgt, vha, 0xf022,
- "qla_target(%d): Unable to find wwn login"
- " (s_id %x:%x:%x), trying to create it manually\n",
- vha->vp_idx, s_id[0], s_id[1], s_id[2]);
+ "qla_target(%d): Unable to find wwn login"
+ " (s_id %x:%x:%x), trying to create it manually\n",
+ vha->vp_idx, s_id[0], s_id[1], s_id[2]);
if (op->atio.u.raw.entry_count > 1) {
ql_dbg(ql_dbg_tgt_mgt, vha, 0xf023,
- "Dropping multy entry atio %p\n", &op->atio);
+ "Dropping multy entry atio %p\n", &op->atio);
goto out_term;
}
memcpy(&op->atio, atio, sizeof(*atio));
op->vha = vha;
+
+ spin_lock(&vha->cmd_list_lock);
+ list_add_tail(&op->cmd_list, &vha->qla_sess_op_cmd_list);
+ spin_unlock(&vha->cmd_list_lock);
+
INIT_WORK(&op->work, qlt_create_sess_from_atio);
queue_work(qla_tgt_wq, &op->work);
return 0;
cmd->cmd_in_wq = 1;
cmd->cmd_flags |= BIT_0;
+
+ spin_lock(&vha->cmd_list_lock);
+ list_add_tail(&cmd->cmd_list, &vha->qla_cmd_list);
+ spin_unlock(&vha->cmd_list_lock);
+
INIT_WORK(&cmd->work, qlt_do_work);
queue_work(qla_tgt_wq, &cmd->work);
return 0;
struct scsi_qla_host *vha = sess->vha;
struct qla_hw_data *ha = vha->hw;
struct qla_tgt_mgmt_cmd *mcmd;
+ struct atio_from_isp *a = (struct atio_from_isp *)iocb;
int res;
uint8_t tmr_func;
ql_dbg(ql_dbg_tgt_tmr, vha, 0x10002,
"qla_target(%d): LUN_RESET received\n", sess->vha->vp_idx);
tmr_func = TMR_LUN_RESET;
+ abort_cmds_for_lun(vha, lun, a->u.isp24.fcp_hdr.s_id);
break;
case QLA_TGT_CLEAR_TS:
projects / GitHub / exynos8895 / android_kernel_samsung_universal8895.git / commitdiff