[SCSI] qla2xxx: Optionally disable target reset.

Signed-off-by: Giridhar Malavali <giridhar.malavali@qlogic.com>
Signed-off-by: James Bottomley <James.Bottomley@suse.de>

diff --git a/drivers/scsi/qla2xxx/qla_gbl.h b/drivers/scsi/qla2xxx/qla_gbl.h
index 3e946da..8217c3b 100644 (file)
--- a/drivers/scsi/qla2xxx/qla_gbl.h
+++ b/drivers/scsi/qla2xxx/qla_gbl.h
@@ -96,6 +96,7 @@ extern int ql2xdontresethba;
 extern int ql2xasynctmfenable;
 extern int ql2xenabledif;
 extern int ql2xenablehba_err_chk;
+extern int ql2xtargetreset;
 
 extern int qla2x00_loop_reset(scsi_qla_host_t *);
 extern void qla2x00_abort_all_cmds(scsi_qla_host_t *, int);

diff --git a/drivers/scsi/qla2xxx/qla_os.c b/drivers/scsi/qla2xxx/qla_os.c
index 0de92d3..be1a8fc 100644 (file)
--- a/drivers/scsi/qla2xxx/qla_os.c
+++ b/drivers/scsi/qla2xxx/qla_os.c
@@ -154,6 +154,12 @@ MODULE_PARM_DESC(ql2xdontresethba,
        " 0 (Default) -- Reset on failure.\n"
        " 1 -- Do not reset on failure.\n");
 
+int ql2xtargetreset = 1;
+module_param(ql2xtargetreset, int, S_IRUGO|S_IRUSR);
+MODULE_PARM_DESC(ql2xtargetreset,
+                "Enable target reset."
+                "Default is 1 - use hw defaults.");
+
 
 int ql2xasynctmfenable;
 module_param(ql2xasynctmfenable, int, S_IRUGO|S_IRUSR);
@@ -1193,7 +1199,7 @@ qla2x00_loop_reset(scsi_qla_host_t *vha)
        struct fc_port *fcport;
        struct qla_hw_data *ha = vha->hw;
 
-       if (ha->flags.enable_target_reset) {
+       if (ql2xtargetreset == 1 && ha->flags.enable_target_reset) {
                list_for_each_entry(fcport, &vha->vp_fcports, list) {
                        if (fcport->port_type != FCT_TARGET)
                                continue;