+++ /dev/null
-From: Hannes Reinecke <hare@suse.de>
-Subject: Disable ETR/STP on S/390
-References: bnc#450468
-
-STP/ETR support need an update to the in-kernel workqueue support
-to be avoid running into a deadlock. However, this update was not
-accepted for SLES11, so we should make sure to not enable ETR/STP
-support by accident.
-
-Signed-off-by: Hannes Reinecke <hare@suse.de>
-
-diff --git a/arch/s390/kernel/time.c b/arch/s390/kernel/time.c
-index dbce49b..f171abf 100644
---- a/arch/s390/kernel/time.c
-+++ b/arch/s390/kernel/time.c
-@@ -383,20 +383,6 @@ static int etr_port0_online;
- static int etr_port1_online;
- static int etr_steai_available;
-
--static int __init early_parse_etr(char *p)
--{
-- if (strncmp(p, "off", 3) == 0)
-- etr_port0_online = etr_port1_online = 0;
-- else if (strncmp(p, "port0", 5) == 0)
-- etr_port0_online = 1;
-- else if (strncmp(p, "port1", 5) == 0)
-- etr_port1_online = 1;
-- else if (strncmp(p, "on", 2) == 0)
-- etr_port0_online = etr_port1_online = 1;
-- return 0;
--}
--early_param("etr", early_parse_etr);
--
- enum etr_event {
- ETR_EVENT_PORT0_CHANGE,
- ETR_EVENT_PORT1_CHANGE,
-@@ -1178,7 +1164,7 @@ static ssize_t etr_online_store(struct sys_device *dev,
- return count;
- }
-
--static SYSDEV_ATTR(online, 0600, etr_online_show, etr_online_store);
-+static SYSDEV_ATTR(online, 0400, etr_online_show, etr_online_store);
-
- static ssize_t etr_stepping_control_show(struct sys_device *dev,
- struct sysdev_attribute *attr,
-@@ -1377,16 +1363,6 @@ static void stp_work_fn(struct work_struct *work);
- static DEFINE_MUTEX(stp_work_mutex);
- static DECLARE_WORK(stp_work, stp_work_fn);
-
--static int __init early_parse_stp(char *p)
--{
-- if (strncmp(p, "off", 3) == 0)
-- stp_online = 0;
-- else if (strncmp(p, "on", 2) == 0)
-- stp_online = 1;
-- return 0;
--}
--early_param("stp", early_parse_stp);
--
- /*
- * Reset STP attachment.
- */
-@@ -1665,7 +1641,7 @@ static ssize_t stp_online_store(struct sysdev_class *class,
- * stp/online but attr_online already exists in this file ..
- */
- static struct sysdev_class_attribute attr_stp_online = {
-- .attr = { .name = "online", .mode = 0600 },
-+ .attr = { .name = "online", .mode = 0400 },
- .show = stp_online_show,
- .store = stp_online_store,
- };