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authorGiridhar Malavali <giridhar.malavali@qlogic.com>2010-05-05 00:01:33 +0200
committerJames Bottomley <James.Bottomley@suse.de>2010-05-17 00:22:09 +0200
commitf4c496c1fbaa59dbb3820c18453df661079b1d4a (patch)
tree53e105605dc72674c7f7261130c2b36877f260f0 /drivers/scsi/qla2xxx
parent[SCSI] qla2xxx: ensure flash operation and host reset via sg_reset are mutual... (diff)
downloadlinux-f4c496c1fbaa59dbb3820c18453df661079b1d4a.tar.xz
linux-f4c496c1fbaa59dbb3820c18453df661079b1d4a.zip
[SCSI] qla2xxx: Optionally disable target reset.
Signed-off-by: Giridhar Malavali <giridhar.malavali@qlogic.com> Signed-off-by: James Bottomley <James.Bottomley@suse.de>
Diffstat (limited to 'drivers/scsi/qla2xxx')
-rw-r--r--drivers/scsi/qla2xxx/qla_gbl.h1
-rw-r--r--drivers/scsi/qla2xxx/qla_os.c8
2 files changed, 8 insertions, 1 deletions
diff --git a/drivers/scsi/qla2xxx/qla_gbl.h b/drivers/scsi/qla2xxx/qla_gbl.h
index 3e946da74b96..8217c3bcbc2e 100644
--- 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 0de92d376677..be1a8fcbb1fb 100644
--- 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;