[SCSI] qla2xxx: Add the ql2xdontresethba module_param.

Also, change the ISP82xx code to only reset if this module_param is set
and reset is intended via the QLA82XX_DEV_NEED_RESET case.

Signed-off-by: Giridhar Malavali <giridhar.malavali@qlogic.com>
Signed-off-by: Madhuranath Iyengar <Madhu.Iyengar@qlogic.com>
Signed-off-by: James Bottomley <James.Bottomley@suse.de>
This commit is contained in:
Giridhar Malavali 2011-03-30 11:46:29 -07:00 committed by James Bottomley
parent 0e8edb0303
commit ed0de87ce6
3 changed files with 10 additions and 0 deletions

View file

@ -102,6 +102,7 @@ extern int ql2xgffidenable;
extern int ql2xenabledif;
extern int ql2xenablehba_err_chk;
extern int ql2xtargetreset;
extern int ql2xdontresethba;
extern int qla2x00_loop_reset(scsi_qla_host_t *);
extern void qla2x00_abort_all_cmds(scsi_qla_host_t *, int);

View file

@ -3585,6 +3585,7 @@ qla82xx_device_state_handler(scsi_qla_host_t *vha)
qla82xx_idc_lock(ha);
break;
case QLA82XX_DEV_NEED_RESET:
if (!ql2xdontresethba)
qla82xx_need_reset_handler(vha);
dev_init_timeout = jiffies +
(ha->nx_dev_init_timeout * HZ);

View file

@ -164,6 +164,14 @@ module_param(ql2xasynctmfenable, int, S_IRUGO);
MODULE_PARM_DESC(ql2xasynctmfenable,
"Enables issue of TM IOCBs asynchronously via IOCB mechanism"
"Default is 0 - Issue TM IOCBs via mailbox mechanism.");
int ql2xdontresethba;
module_param(ql2xdontresethba, int, S_IRUGO);
MODULE_PARM_DESC(ql2xdontresethba,
"Option to specify reset behaviour\n"
" 0 (Default) -- Reset on failure.\n"
" 1 -- Do not reset on failure.\n");
/*
* SCSI host template entry points
*/