forked from Minki/linux
[SCSI] megaraid_sas: do not process cmds if hw_crit_error is set
Checks if hw_crit_error is set. If it is set, we donot process commands. Checks added in megasas_queue_command and command completion routines. Signed-off-by: Sumant Patro <sumant.patro@lsi.com> Signed-off-by: James Bottomley <James.Bottomley@SteelEye.com>
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@ -841,6 +841,11 @@ megasas_queue_command(struct scsi_cmnd *scmd, void (*done) (struct scsi_cmnd *))
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instance = (struct megasas_instance *)
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scmd->device->host->hostdata;
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/* Don't process if we have already declared adapter dead */
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if (instance->hw_crit_error)
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return SCSI_MLQUEUE_HOST_BUSY;
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scmd->scsi_done = done;
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scmd->result = 0;
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@ -1282,11 +1287,13 @@ megasas_deplete_reply_queue(struct megasas_instance *instance, u8 alt_status)
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if(instance->instancet->clear_intr(instance->reg_set))
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return IRQ_NONE;
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if (instance->hw_crit_error)
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goto out_done;
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/*
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* Schedule the tasklet for cmd completion
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*/
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tasklet_schedule(&instance->isr_tasklet);
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out_done:
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return IRQ_HANDLED;
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}
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@ -1741,6 +1748,10 @@ static void megasas_complete_cmd_dpc(unsigned long instance_addr)
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struct megasas_cmd *cmd;
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struct megasas_instance *instance = (struct megasas_instance *)instance_addr;
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/* If we have already declared adapter dead, donot complete cmds */
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if (instance->hw_crit_error)
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return;
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producer = *instance->producer;
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consumer = *instance->consumer;
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