diff options
| author | Sumant Patro <sumantp@lsil.com> | 2007-02-14 12:34:46 -0800 |
|---|---|---|
| committer | James Bottomley <jejb@mulgrave.il.steeleye.com> | 2007-02-16 10:15:29 -0600 |
| commit | af37acfb63d8e924550e67b884dbd1c478e26c96 (patch) | |
| tree | 2b3230cf515361b9aef1c43ae22df4e131530ef3 /drivers/scsi/megaraid | |
| parent | a9b7320294f885be6087bdef7a0e25922c36eb1b (diff) | |
| download | linux-af37acfb63d8e924550e67b884dbd1c478e26c96.tar.gz linux-af37acfb63d8e924550e67b884dbd1c478e26c96.tar.xz | |
[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>
Diffstat (limited to 'drivers/scsi/megaraid')
| -rw-r--r-- | drivers/scsi/megaraid/megaraid_sas.c | 13 |
1 files changed, 12 insertions, 1 deletions
diff --git a/drivers/scsi/megaraid/megaraid_sas.c b/drivers/scsi/megaraid/megaraid_sas.c index 15e24fcc84f3..6ff540140807 100644 --- a/drivers/scsi/megaraid/megaraid_sas.c +++ b/drivers/scsi/megaraid/megaraid_sas.c @@ -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; |