tcm_loop: Implement target reset
Implement target reset by resetting the transport status. (nab: Remove unused ret in tcm_loop_target_reset) Signed-off-by: Hannes Reinecke <hare@suse.de> Signed-off-by: Nicholas Bellinger <nab@linux-iscsi.org>
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969871cdc2
Коммит
8f4a1fb0d0
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@ -392,6 +392,31 @@ static int tcm_loop_device_reset(struct scsi_cmnd *sc)
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return (ret == TMR_FUNCTION_COMPLETE) ? SUCCESS : FAILED;
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}
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static int tcm_loop_target_reset(struct scsi_cmnd *sc)
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{
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struct tcm_loop_hba *tl_hba;
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struct tcm_loop_tpg *tl_tpg;
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/*
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* Locate the tcm_loop_hba_t pointer
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*/
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tl_hba = *(struct tcm_loop_hba **)shost_priv(sc->device->host);
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if (!tl_hba) {
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pr_err("Unable to perform device reset without"
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" active I_T Nexus\n");
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return FAILED;
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}
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/*
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* Locate the tl_tpg pointer from TargetID in sc->device->id
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*/
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tl_tpg = &tl_hba->tl_hba_tpgs[sc->device->id];
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if (tl_tpg) {
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tl_tpg->tl_transport_status = TCM_TRANSPORT_ONLINE;
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return SUCCESS;
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}
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return FAILED;
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}
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static int tcm_loop_slave_alloc(struct scsi_device *sd)
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{
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set_bit(QUEUE_FLAG_BIDI, &sd->request_queue->queue_flags);
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@ -421,6 +446,7 @@ static struct scsi_host_template tcm_loop_driver_template = {
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.change_queue_type = tcm_loop_change_queue_type,
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.eh_abort_handler = tcm_loop_abort_task,
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.eh_device_reset_handler = tcm_loop_device_reset,
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.eh_target_reset_handler = tcm_loop_target_reset,
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.can_queue = 1024,
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.this_id = -1,
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.sg_tablesize = 256,
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