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[SCSI] qla2xxx: Prevent sending mbx commands from sysfs during isp reset. 

The fix prevents application path from sending get-firmware-state mbx command
during as isp reset.

Signed-off-by: Giridhar Malavali <giridhar.malavali@qlogic.com>
Signed-off-by: James Bottomley <James.Bottomley@suse.de>
This commit is contained in:
Santosh Vernekar 2010-03-19 16:59:20 -07:00 committed by James Bottomley
parent 6377a7ae1a
commit d6136f3f74
1 changed files with 5 additions and 1 deletions
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6
drivers/scsi/qla2xxx/qla_attr.c
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@ -1274,7 +1274,11 @@ qla2x00_fw_state_show(struct device *dev, struct device_attribute *attr,
int rval = QLA_FUNCTION_FAILED;
uint16_t state[5];
if (!vha->hw->flags.eeh_busy)
if (test_bit(ABORT_ISP_ACTIVE, &vha->dpc_flags) ||
test_bit(ISP_ABORT_NEEDED, &vha->dpc_flags))
DEBUG2_3_11(printk("%s(%ld): isp reset in progress.\n",
__func__, vha->host_no));
else if (!vha->hw->flags.eeh_busy)
rval = qla2x00_get_firmware_state(vha, state);
if (rval != QLA_SUCCESS)
memset(state, -1, sizeof(state));