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[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>
hifive-unleashed-5.1
Sumant Patro 2007-02-14 12:34:46 -08:00 committed by James Bottomley
parent a9b7320294
commit af37acfb63
1 changed files with 12 additions and 1 deletions
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13
drivers/scsi/megaraid/megaraid_sas.c
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@ -841,6 +841,11 @@ megasas_queue_command(struct scsi_cmnd *scmd, void (*done) (struct scsi_cmnd *))
instance = (struct megasas_instance *)
scmd->device->host->hostdata;
/* Don't process if we have already declared adapter dead */
if (instance->hw_crit_error)
return SCSI_MLQUEUE_HOST_BUSY;
scmd->scsi_done = done;
scmd->result = 0;
@ -1282,11 +1287,13 @@ megasas_deplete_reply_queue(struct megasas_instance *instance, u8 alt_status)
if(instance->instancet->clear_intr(instance->reg_set))
return IRQ_NONE;
if (instance->hw_crit_error)
goto out_done;
/*
* Schedule the tasklet for cmd completion
*/
tasklet_schedule(&instance->isr_tasklet);
out_done:
return IRQ_HANDLED;
}
@ -1741,6 +1748,10 @@ static void megasas_complete_cmd_dpc(unsigned long instance_addr)
struct megasas_cmd *cmd;
struct megasas_instance *instance = (struct megasas_instance *)instance_addr;
/* If we have already declared adapter dead, donot complete cmds */
if (instance->hw_crit_error)
return;
producer = *instance->producer;
consumer = *instance->consumer;