Merge branch 'for-2.6.26' of master.kernel.org:/pub/scm/linux/kernel/git/jwboyer/powerpc-4xx into merge

28 files changed, 342 insertions, 268 deletions

diff --git a/drivers/s390/block/dasd_proc.c b/drivers/s390/block/dasd_proc.c
index 556063e8f7a..03c0e40a92f 100644
--- a/drivers/s390/block/dasd_proc.c
+++ b/drivers/s390/block/dasd_proc.c
@@ -157,6 +157,7 @@ static int dasd_devices_open(struct inode *inode, struct file *file)
 }
 
 static const struct file_operations dasd_devices_file_ops = {
+	.owner		= THIS_MODULE,
 	.open		= dasd_devices_open,
 	.read		= seq_read,
 	.llseek		= seq_lseek,
@@ -311,17 +312,16 @@ out_error:
 int
 dasd_proc_init(void)
 {
-	dasd_proc_root_entry = proc_mkdir("dasd", &proc_root);
+	dasd_proc_root_entry = proc_mkdir("dasd", NULL);
 	if (!dasd_proc_root_entry)
 		goto out_nodasd;
 	dasd_proc_root_entry->owner = THIS_MODULE;
-	dasd_devices_entry = create_proc_entry("devices",
-					       S_IFREG | S_IRUGO | S_IWUSR,
-					       dasd_proc_root_entry);
+	dasd_devices_entry = proc_create("devices",
+					 S_IFREG | S_IRUGO | S_IWUSR,
+					 dasd_proc_root_entry,
+					 &dasd_devices_file_ops);
 	if (!dasd_devices_entry)
 		goto out_nodevices;
-	dasd_devices_entry->proc_fops = &dasd_devices_file_ops;
-	dasd_devices_entry->owner = THIS_MODULE;
 	dasd_statistics_entry = create_proc_entry("statistics",
 						  S_IFREG | S_IRUGO | S_IWUSR,
 						  dasd_proc_root_entry);
@@ -335,7 +335,7 @@ dasd_proc_init(void)
  out_nostatistics:
 	remove_proc_entry("devices", dasd_proc_root_entry);
  out_nodevices:
-	remove_proc_entry("dasd", &proc_root);
+	remove_proc_entry("dasd", NULL);
  out_nodasd:
 	return -ENOENT;
 }
@@ -345,5 +345,5 @@ dasd_proc_exit(void)
 {
 	remove_proc_entry("devices", dasd_proc_root_entry);
 	remove_proc_entry("statistics", dasd_proc_root_entry);
-	remove_proc_entry("dasd", &proc_root);
+	remove_proc_entry("dasd", NULL);
 }
diff --git a/drivers/s390/char/con3215.c b/drivers/s390/char/con3215.c
index 0e1f35c9ed9..3e5653c92f4 100644
--- a/drivers/s390/char/con3215.c
+++ b/drivers/s390/char/con3215.c
@@ -982,15 +982,16 @@ tty3215_write(struct tty_struct * tty,
 /*
  * Put character routine for 3215 ttys
  */
-static void
+static int
 tty3215_put_char(struct tty_struct *tty, unsigned char ch)
 {
 	struct raw3215_info *raw;
 
 	if (!tty)
-		return;
+		return 0;
 	raw = (struct raw3215_info *) tty->driver_data;
 	raw3215_putchar(raw, ch);
+	return 1;
 }
 
 static void
diff --git a/drivers/s390/char/sclp_config.c b/drivers/s390/char/sclp_config.c
index b8f35bc52b7..9e784d5f7f5 100644
--- a/drivers/s390/char/sclp_config.c
+++ b/drivers/s390/char/sclp_config.c
@@ -10,6 +10,7 @@
 #include <linux/cpu.h>
 #include <linux/sysdev.h>
 #include <linux/workqueue.h>
+#include <asm/smp.h>
 #include "sclp.h"
 
 #define TAG	"sclp_config: "
@@ -19,9 +20,11 @@ struct conf_mgm_data {
 	u8 ev_qualifier;
 } __attribute__((packed));
 
+#define EV_QUAL_CPU_CHANGE	1
 #define EV_QUAL_CAP_CHANGE	3
 
 static struct work_struct sclp_cpu_capability_work;
+static struct work_struct sclp_cpu_change_work;
 
 static void sclp_cpu_capability_notify(struct work_struct *work)
 {
@@ -37,13 +40,24 @@ static void sclp_cpu_capability_notify(struct work_struct *work)
 	put_online_cpus();
 }
 
+static void sclp_cpu_change_notify(struct work_struct *work)
+{
+	smp_rescan_cpus();
+}
+
 static void sclp_conf_receiver_fn(struct evbuf_header *evbuf)
 {
 	struct conf_mgm_data *cdata;
 
 	cdata = (struct conf_mgm_data *)(evbuf + 1);
-	if (cdata->ev_qualifier == EV_QUAL_CAP_CHANGE)
+	switch (cdata->ev_qualifier) {
+	case EV_QUAL_CPU_CHANGE:
+		schedule_work(&sclp_cpu_change_work);
+		break;
+	case EV_QUAL_CAP_CHANGE:
 		schedule_work(&sclp_cpu_capability_work);
+		break;
+	}
 }
 
 static struct sclp_register sclp_conf_register =
@@ -57,6 +71,7 @@ static int __init sclp_conf_init(void)
 	int rc;
 
 	INIT_WORK(&sclp_cpu_capability_work, sclp_cpu_capability_notify);
+	INIT_WORK(&sclp_cpu_change_work, sclp_cpu_change_notify);
 
 	rc = sclp_register(&sclp_conf_register);
 	if (rc) {
diff --git a/drivers/s390/char/sclp_tty.c b/drivers/s390/char/sclp_tty.c
index e3b3d390b4a..40b11521cd2 100644
--- a/drivers/s390/char/sclp_tty.c
+++ b/drivers/s390/char/sclp_tty.c
@@ -412,14 +412,14 @@ sclp_tty_write(struct tty_struct *tty, const unsigned char *buf, int count)
  * - including previous characters from sclp_tty_put_char() and strings from
  * sclp_write() without final '\n' - will be written.
  */
-static void
+static int
 sclp_tty_put_char(struct tty_struct *tty, unsigned char ch)
 {
 	sclp_tty_chars[sclp_tty_chars_count++] = ch;
 	if (ch == '\n' || sclp_tty_chars_count >= SCLP_TTY_BUF_SIZE) {
 		sclp_tty_write_string(sclp_tty_chars, sclp_tty_chars_count);
 		sclp_tty_chars_count = 0;
-	}
+	} return 1;
 }
 
 /*
diff --git a/drivers/s390/char/sclp_vt220.c b/drivers/s390/char/sclp_vt220.c
index ed507594e62..35707c04e61 100644
--- a/drivers/s390/char/sclp_vt220.c
+++ b/drivers/s390/char/sclp_vt220.c
@@ -524,11 +524,15 @@ sclp_vt220_close(struct tty_struct *tty, struct file *filp)
  * NOTE: include/linux/tty_driver.h specifies that a character should be
  * ignored if there is no room in the queue. This driver implements a different
  * semantic in that it will block when there is no more room left.
+ *
+ * FIXME: putchar can currently be called from BH and other non blocking
+ * handlers so  this semantic isn't a good idea.
  */
-static void
+static int
 sclp_vt220_put_char(struct tty_struct *tty, unsigned char ch)
 {
 	__sclp_vt220_write(&ch, 1, 0, 0, 1);
+	return 1;
 }
 
 /*
diff --git a/drivers/s390/char/tape_proc.c b/drivers/s390/char/tape_proc.c
index c9b96d51b28..e7c888c14e7 100644
--- a/drivers/s390/char/tape_proc.c
+++ b/drivers/s390/char/tape_proc.c
@@ -111,6 +111,7 @@ static int tape_proc_open(struct inode *inode, struct file *file)
 
 static const struct file_operations tape_proc_ops =
 {
+	.owner		= THIS_MODULE,
 	.open		= tape_proc_open,
 	.read		= seq_read,
 	.llseek		= seq_lseek,
@@ -124,14 +125,12 @@ void
 tape_proc_init(void)
 {
 	tape_proc_devices =
-		create_proc_entry ("tapedevices", S_IFREG | S_IRUGO | S_IWUSR,
-				   &proc_root);
+		proc_create("tapedevices", S_IFREG | S_IRUGO | S_IWUSR, NULL,
+			    &tape_proc_ops);
 	if (tape_proc_devices == NULL) {
 		PRINT_WARN("tape: Cannot register procfs entry tapedevices\n");
 		return;
 	}
-	tape_proc_devices->proc_fops = &tape_proc_ops;
-	tape_proc_devices->owner = THIS_MODULE;
 }
 
 /*
@@ -141,5 +140,5 @@ void
 tape_proc_cleanup(void)
 {
 	if (tape_proc_devices != NULL)
-		remove_proc_entry ("tapedevices", &proc_root);
+		remove_proc_entry ("tapedevices", NULL);
 }
diff --git a/drivers/s390/char/tty3270.c b/drivers/s390/char/tty3270.c
index 70b1980a08b..c1f2adefad4 100644
--- a/drivers/s390/char/tty3270.c
+++ b/drivers/s390/char/tty3270.c
@@ -965,7 +965,7 @@ tty3270_write_room(struct tty_struct *tty)
  * Insert character into the screen at the current position with the
  * current color and highlight. This function does NOT do cursor movement.
  */
-static void
+static int
 tty3270_put_character(struct tty3270 *tp, char ch)
 {
 	struct tty3270_line *line;
@@ -986,6 +986,7 @@ tty3270_put_character(struct tty3270 *tp, char ch)
 	cell->character = tp->view.ascebc[(unsigned int) ch];
 	cell->highlight = tp->highlight;
 	cell->f_color = tp->f_color;
+	return 1;
 }
 
 /*
diff --git a/drivers/s390/cio/blacklist.c b/drivers/s390/cio/blacklist.c
index e8597ec9224..40ef948fcb3 100644
--- a/drivers/s390/cio/blacklist.c
+++ b/drivers/s390/cio/blacklist.c
@@ -374,13 +374,10 @@ cio_ignore_proc_init (void)
 {
 	struct proc_dir_entry *entry;
 
-	entry = create_proc_entry ("cio_ignore", S_IFREG | S_IRUGO | S_IWUSR,
-				   &proc_root);
+	entry = proc_create("cio_ignore", S_IFREG | S_IRUGO | S_IWUSR, NULL,
+			    &cio_ignore_proc_fops);
 	if (!entry)
 		return -ENOENT;
-
-	entry->proc_fops = &cio_ignore_proc_fops;
-
 	return 0;
 }
 
diff --git a/drivers/s390/cio/ccwgroup.c b/drivers/s390/cio/ccwgroup.c
index fe1ad172215..26a930e832b 100644
--- a/drivers/s390/cio/ccwgroup.c
+++ b/drivers/s390/cio/ccwgroup.c
@@ -152,44 +152,89 @@ __ccwgroup_create_symlinks(struct ccwgroup_device *gdev)
 	return 0;
 }
 
+static int __get_next_bus_id(const char **buf, char *bus_id)
+{
+	int rc, len;
+	char *start, *end;
+
+	start = (char *)*buf;
+	end = strchr(start, ',');
+	if (!end) {
+		/* Last entry. Strip trailing newline, if applicable. */
+		end = strchr(start, '\n');
+		if (end)
+			*end = '\0';
+		len = strlen(start) + 1;
+	} else {
+		len = end - start + 1;
+		end++;
+	}
+	if (len < BUS_ID_SIZE) {
+		strlcpy(bus_id, start, len);
+		rc = 0;
+	} else
+		rc = -EINVAL;
+	*buf = end;
+	return rc;
+}
+
+static int __is_valid_bus_id(char bus_id[BUS_ID_SIZE])
+{
+	int cssid, ssid, devno;
+
+	/* Must be of form %x.%x.%04x */
+	if (sscanf(bus_id, "%x.%1x.%04x", &cssid, &ssid, &devno) != 3)
+		return 0;
+	return 1;
+}
+
 /**
- * ccwgroup_create() - create and register a ccw group device
+ * ccwgroup_create_from_string() - create and register a ccw group device
  * @root: parent device for the new device
  * @creator_id: identifier of creating driver
  * @cdrv: ccw driver of slave devices
- * @argc: number of slave devices
- * @argv: bus ids of slave devices
+ * @num_devices: number of slave devices
+ * @buf: buffer containing comma separated bus ids of slave devices
  *
  * Create and register a new ccw group device as a child of @root. Slave
- * devices are obtained from the list of bus ids given in @argv[] and must all
+ * devices are obtained from the list of bus ids given in @buf and must all
  * belong to @cdrv.
  * Returns:
  *  %0 on success and an error code on failure.
  * Context:
  *  non-atomic
  */
-int ccwgroup_create(struct device *root, unsigned int creator_id,
-		    struct ccw_driver *cdrv, int argc, char *argv[])
+int ccwgroup_create_from_string(struct device *root, unsigned int creator_id,
+				struct ccw_driver *cdrv, int num_devices,
+				const char *buf)
 {
 	struct ccwgroup_device *gdev;
-	int i;
-	int rc;
+	int rc, i;
+	char tmp_bus_id[BUS_ID_SIZE];
+	const char *curr_buf;
 
-	if (argc > 256) /* disallow dumb users */
-		return -EINVAL;
-
-	gdev = kzalloc(sizeof(*gdev) + argc*sizeof(gdev->cdev[0]), GFP_KERNEL);
+	gdev = kzalloc(sizeof(*gdev) + num_devices * sizeof(gdev->cdev[0]),
+		       GFP_KERNEL);
 	if (!gdev)
 		return -ENOMEM;
 
 	atomic_set(&gdev->onoff, 0);
 	mutex_init(&gdev->reg_mutex);
 	mutex_lock(&gdev->reg_mutex);
-	for (i = 0; i < argc; i++) {
-		gdev->cdev[i] = get_ccwdev_by_busid(cdrv, argv[i]);
-
-		/* all devices have to be of the same type in
-		 * order to be grouped */
+	curr_buf = buf;
+	for (i = 0; i < num_devices && curr_buf; i++) {
+		rc = __get_next_bus_id(&curr_buf, tmp_bus_id);
+		if (rc != 0)
+			goto error;
+		if (!__is_valid_bus_id(tmp_bus_id)) {
+			rc = -EINVAL;
+			goto error;
+		}
+		gdev->cdev[i] = get_ccwdev_by_busid(cdrv, tmp_bus_id);
+		/*
+		 * All devices have to be of the same type in
+		 * order to be grouped.
+		 */
 		if (!gdev->cdev[i]
 		    || gdev->cdev[i]->id.driver_info !=
 		    gdev->cdev[0]->id.driver_info) {
@@ -203,9 +248,18 @@ int ccwgroup_create(struct device *root, unsigned int creator_id,
 		}
 		dev_set_drvdata(&gdev->cdev[i]->dev, gdev);
 	}
-
+	/* Check for sufficient number of bus ids. */
+	if (i < num_devices && !curr_buf) {
+		rc = -EINVAL;
+		goto error;
+	}
+	/* Check for trailing stuff. */
+	if (i == num_devices && strlen(curr_buf) > 0) {
+		rc = -EINVAL;
+		goto error;
+	}
 	gdev->creator_id = creator_id;
-	gdev->count = argc;
+	gdev->count = num_devices;
 	gdev->dev.bus = &ccwgroup_bus_type;
 	gdev->dev.parent = root;
 	gdev->dev.release = ccwgroup_release;
@@ -233,7 +287,7 @@ int ccwgroup_create(struct device *root, unsigned int creator_id,
 	device_remove_file(&gdev->dev, &dev_attr_ungroup);
 	device_unregister(&gdev->dev);
 error:
-	for (i = 0; i < argc; i++)
+	for (i = 0; i < num_devices; i++)
 		if (gdev->cdev[i]) {
 			if (dev_get_drvdata(&gdev->cdev[i]->dev) == gdev)
 				dev_set_drvdata(&gdev->cdev[i]->dev, NULL);
@@ -243,6 +297,7 @@ error:
 	put_device(&gdev->dev);
 	return rc;
 }
+EXPORT_SYMBOL(ccwgroup_create_from_string);
 
 static int __init
 init_ccwgroup (void)
@@ -318,7 +373,7 @@ ccwgroup_online_store (struct device *dev, struct device_attribute *attr, const
 {
 	struct ccwgroup_device *gdev;
 	struct ccwgroup_driver *gdrv;
-	unsigned int value;
+	unsigned long value;
 	int ret;
 
 	gdev = to_ccwgroupdev(dev);
@@ -329,7 +384,9 @@ ccwgroup_online_store (struct device *dev, struct device_attribute *attr, const
 	if (!try_module_get(gdrv->owner))
 		return -EINVAL;
 
-	value = simple_strtoul(buf, NULL, 0);
+	ret = strict_strtoul(buf, 0, &value);
+	if (ret)
+		goto out;
 	ret = count;
 	if (value == 1)
 		ccwgroup_set_online(gdev);
@@ -337,6 +394,7 @@ ccwgroup_online_store (struct device *dev, struct device_attribute *attr, const
 		ccwgroup_set_offline(gdev);
 	else
 		ret = -EINVAL;
+out:
 	module_put(gdrv->owner);
 	return ret;
 }
@@ -518,6 +576,5 @@ void ccwgroup_remove_ccwdev(struct ccw_device *cdev)
 MODULE_LICENSE("GPL");
 EXPORT_SYMBOL(ccwgroup_driver_register);
 EXPORT_SYMBOL(ccwgroup_driver_unregister);
-EXPORT_SYMBOL(ccwgroup_create);
 EXPORT_SYMBOL(ccwgroup_probe_ccwdev);
 EXPORT_SYMBOL(ccwgroup_remove_ccwdev);
diff --git a/drivers/s390/cio/cio.c b/drivers/s390/cio/cio.c
index 23ffcc4768a..08a57816130 100644
--- a/drivers/s390/cio/cio.c
+++ b/drivers/s390/cio/cio.c
@@ -407,8 +407,7 @@ cio_modify (struct subchannel *sch)
 /*
  * Enable subchannel.
  */
-int cio_enable_subchannel(struct subchannel *sch, unsigned int isc,
-			  u32 intparm)
+int cio_enable_subchannel(struct subchannel *sch, u32 intparm)
 {
 	char dbf_txt[15];
 	int ccode;
@@ -426,7 +425,7 @@ int cio_enable_subchannel(struct subchannel *sch, unsigned int isc,
 
 	for (retry = 5, ret = 0; retry > 0; retry--) {
 		sch->schib.pmcw.ena = 1;
-		sch->schib.pmcw.isc = isc;
+		sch->schib.pmcw.isc = sch->isc;
 		sch->schib.pmcw.intparm = intparm;
 		ret = cio_modify(sch);
 		if (ret == -ENODEV)
@@ -600,6 +599,7 @@ cio_validate_subchannel (struct subchannel *sch, struct subchannel_id schid)
 	else
 		sch->opm = chp_get_sch_opm(sch);
 	sch->lpm = sch->schib.pmcw.pam & sch->opm;
+	sch->isc = 3;
 
 	CIO_DEBUG(KERN_INFO, 0,
 		  "Detected device %04x on subchannel 0.%x.%04X"
@@ -610,13 +610,11 @@ cio_validate_subchannel (struct subchannel *sch, struct subchannel_id schid)
 
 	/*
 	 * We now have to initially ...
-	 *  ... set "interruption subclass"
 	 *  ... enable "concurrent sense"
 	 *  ... enable "multipath mode" if more than one
 	 *	  CHPID is available. This is done regardless
 	 *	  whether multiple paths are available for us.
 	 */
-	sch->schib.pmcw.isc = 3;	/* could be smth. else */
 	sch->schib.pmcw.csense = 1;	/* concurrent sense */
 	sch->schib.pmcw.ena = 0;
 	if ((sch->lpm & (sch->lpm - 1)) != 0)
@@ -812,6 +810,7 @@ cio_probe_console(void)
 	 * enable console I/O-interrupt subclass 7
 	 */
 	ctl_set_bit(6, 24);
+	console_subchannel.isc = 7;
 	console_subchannel.schib.pmcw.isc = 7;
 	console_subchannel.schib.pmcw.intparm =
 		(u32)(addr_t)&console_subchannel;
diff --git a/drivers/s390/cio/cio.h b/drivers/s390/cio/cio.h
index 08f2235c5a6..3c75412904d 100644
--- a/drivers/s390/cio/cio.h
+++ b/drivers/s390/cio/cio.h
@@ -74,6 +74,7 @@ struct subchannel {
 	__u8 lpm;		/* logical path mask */
 	__u8 opm;               /* operational path mask */
 	struct schib schib;	/* subchannel information block */
+	int isc; /* desired interruption subclass */
 	struct chsc_ssd_info ssd_info;	/* subchannel description */
 	struct device dev;	/* entry in device tree */
 	struct css_driver *driver;
@@ -85,7 +86,7 @@ struct subchannel {
 #define to_subchannel(n) container_of(n, struct subchannel, dev)
 
 extern int cio_validate_subchannel (struct subchannel *, struct subchannel_id);
-extern int cio_enable_subchannel(struct subchannel *, unsigned int, u32);
+extern int cio_enable_subchannel(struct subchannel *, u32);
 extern int cio_disable_subchannel (struct subchannel *);
 extern int cio_cancel (struct subchannel *);
 extern int cio_clear (struct subchannel *);
diff --git a/drivers/s390/cio/cmf.c b/drivers/s390/cio/cmf.c
index f4c132ab39e..2808b6833b9 100644
--- a/drivers/s390/cio/cmf.c
+++ b/drivers/s390/cio/cmf.c
@@ -1219,16 +1219,21 @@ static ssize_t cmb_enable_store(struct device *dev,
 {
 	struct ccw_device *cdev;
 	int ret;
+	unsigned long val;
+
+	ret = strict_strtoul(buf, 16, &val);
+	if (ret)
+		return ret;
 
 	cdev = to_ccwdev(dev);
 
-	switch (buf[0]) {
-	case '0':
+	switch (val) {
+	case 0:
 		ret = disable_cmf(cdev);
 		if (ret)
 			dev_info(&cdev->dev, "disable_cmf failed (%d)\n", ret);
 		break;
-	case '1':
+	case 1:
 		ret = enable_cmf(cdev);
 		if (ret && ret != -EBUSY)
 			dev_info(&cdev->dev, "enable_cmf failed (%d)\n", ret);
diff --git a/drivers/s390/cio/css.c b/drivers/s390/cio/css.c
index c1afab5f72d..595e327d2f7 100644
--- a/drivers/s390/cio/css.c
+++ b/drivers/s390/cio/css.c
@@ -705,13 +705,17 @@ css_cm_enable_store(struct device *dev, struct device_attribute *attr,
 {
 	struct channel_subsystem *css = to_css(dev);
 	int ret;
+	unsigned long val;
 
+	ret = strict_strtoul(buf, 16, &val);
+	if (ret)
+		return ret;
 	mutex_lock(&css->mutex);
-	switch (buf[0]) {
-	case '0':
+	switch (val) {
+	case 0:
 		ret = css->cm_enabled ? chsc_secm(css, 0) : 0;
 		break;
-	case '1':
+	case 1:
 		ret = css->cm_enabled ? 0 : chsc_secm(css, 1);
 		break;
 	default:
diff --git a/drivers/s390/cio/device.c b/drivers/s390/cio/device.c
index e0c7adb8958..abfd601d237 100644
--- a/drivers/s390/cio/device.c
+++ b/drivers/s390/cio/device.c
@@ -512,8 +512,8 @@ static ssize_t online_store (struct device *dev, struct device_attribute *attr,
 			     const char *buf, size_t count)
 {
 	struct ccw_device *cdev = to_ccwdev(dev);
-	int i, force;
-	char *tmp;
+	int force, ret;
+	unsigned long i;
 
 	if (atomic_cmpxchg(&cdev->private->onoff, 0, 1) != 0)
 		return -EAGAIN;
@@ -525,25 +525,30 @@ static ssize_t online_store (struct device *dev, struct device_attribute *attr,
 	if (!strncmp(buf, "force\n", count)) {
 		force = 1;
 		i = 1;
+		ret = 0;
 	} else {
 		force = 0;
-		i = simple_strtoul(buf, &tmp, 16);
+		ret = strict_strtoul(buf, 16, &i);
 	}
-
+	if (ret)
+		goto out;
 	switch (i) {
 	case 0:
 		online_store_handle_offline(cdev);
+		ret = count;
 		break;
 	case 1:
 		online_store_handle_online(cdev, force);
+		ret = count;
 		break;
 	default:
-		count = -EINVAL;
+		ret = -EINVAL;
 	}
+out:
 	if (cdev->drv)
 		module_put(cdev->drv->owner);
 	atomic_set(&cdev->private->onoff, 0);
-	return count;
+	return ret;
 }
 
 static ssize_t
diff --git a/drivers/s390/cio/device_fsm.c b/drivers/s390/cio/device_fsm.c
index 4b92c84fb43..99403b0a97a 100644
--- a/drivers/s390/cio/device_fsm.c
+++ b/drivers/s390/cio/device_fsm.c
@@ -555,8 +555,7 @@ ccw_device_recognition(struct ccw_device *cdev)
 	    (cdev->private->state != DEV_STATE_BOXED))
 		return -EINVAL;
 	sch = to_subchannel(cdev->dev.parent);
-	ret = cio_enable_subchannel(sch, sch->schib.pmcw.isc,
-				    (u32)(addr_t)sch);
+	ret = cio_enable_subchannel(sch, (u32)(addr_t)sch);
 	if (ret != 0)
 		/* Couldn't enable the subchannel for i/o. Sick device. */
 		return ret;
@@ -667,8 +666,7 @@ ccw_device_online(struct ccw_device *cdev)
 	sch = to_subchannel(cdev->dev.parent);
 	if (css_init_done && !get_device(&cdev->dev))
 		return -ENODEV;
-	ret = cio_enable_subchannel(sch, sch->schib.pmcw.isc,
-				    (u32)(addr_t)sch);
+	ret = cio_enable_subchannel(sch, (u32)(addr_t)sch);
 	if (ret != 0) {
 		/* Couldn't enable the subchannel for i/o. Sick device. */
 		if (ret == -ENODEV)
@@ -1048,8 +1046,7 @@ ccw_device_start_id(struct ccw_device *cdev, enum dev_event dev_event)
 	struct subchannel *sch;
 
 	sch = to_subchannel(cdev->dev.parent);
-	if (cio_enable_subchannel(sch, sch->schib.pmcw.isc,
-				  (u32)(addr_t)sch) != 0)
+	if (cio_enable_subchannel(sch, (u32)(addr_t)sch) != 0)
 		/* Couldn't enable the subchannel for i/o. Sick device. */
 		return;
 
@@ -1082,7 +1079,6 @@ device_trigger_reprobe(struct subchannel *sch)
 	 */
 	sch->lpm = sch->schib.pmcw.pam & sch->opm;
 	/* Re-set some bits in the pmcw that were lost. */
-	sch->schib.pmcw.isc = 3;
 	sch->schib.pmcw.csense = 1;
 	sch->schib.pmcw.ena = 0;
 	if ((sch->lpm & (sch->lpm - 1)) != 0)
diff --git a/drivers/s390/cio/device_ops.c b/drivers/s390/cio/device_ops.c
index a1718a0aa53..f308ad55a6d 100644
--- a/drivers/s390/cio/device_ops.c
+++ b/drivers/s390/cio/device_ops.c
@@ -508,7 +508,7 @@ ccw_device_stlck(struct ccw_device *cdev)
 		return -ENOMEM;
 	}
 	spin_lock_irqsave(sch->lock, flags);
-	ret = cio_enable_subchannel(sch, 3, (u32)(addr_t)sch);
+	ret = cio_enable_subchannel(sch, (u32)(addr_t)sch);
 	if (ret)
 		goto out_unlock;
 	/*
diff --git a/drivers/s390/cio/qdio.c b/drivers/s390/cio/qdio.c
index 10aa1e78080..445cf364e46 100644
--- a/drivers/s390/cio/qdio.c
+++ b/drivers/s390/cio/qdio.c
@@ -3632,7 +3632,7 @@ qdio_add_procfs_entry(void)
 {
         proc_perf_file_registration=0;
 	qdio_perf_proc_file=create_proc_entry(QDIO_PERF,
-					      S_IFREG|0444,&proc_root);
+					      S_IFREG|0444,NULL);
 	if (qdio_perf_proc_file) {
 		qdio_perf_proc_file->read_proc=&qdio_perf_procfile_read;
 	} else proc_perf_file_registration=-1;
@@ -3647,7 +3647,7 @@ static void
 qdio_remove_procfs_entry(void)
 {
         if (!proc_perf_file_registration) /* means if it went ok earlier */
-		remove_proc_entry(QDIO_PERF,&proc_root);
+		remove_proc_entry(QDIO_PERF,NULL);
 }
 
 /**
@@ -3663,11 +3663,11 @@ qdio_performance_stats_show(struct bus_type *bus, char *buf)
 static ssize_t
 qdio_performance_stats_store(struct bus_type *bus, const char *buf, size_t count)
 {
-	char *tmp;
-	int i;
+	unsigned long i;
+	int ret;
 
-	i = simple_strtoul(buf, &tmp, 16);
-	if ((i == 0) || (i == 1)) {
+	ret = strict_strtoul(buf, 16, &i);
+	if (!ret && ((i == 0) || (i == 1))) {
 		if (i == qdio_performance_stats)
 			return count;
 		qdio_performance_stats = i;
diff --git a/drivers/s390/kvm/kvm_virtio.c b/drivers/s390/kvm/kvm_virtio.c
index bbef3764fbf..47a7e6200b2 100644
--- a/drivers/s390/kvm/kvm_virtio.c
+++ b/drivers/s390/kvm/kvm_virtio.c
@@ -17,6 +17,7 @@
 #include <linux/virtio_config.h>
 #include <linux/interrupt.h>
 #include <linux/virtio_ring.h>
+#include <linux/pfn.h>
 #include <asm/io.h>
 #include <asm/kvm_para.h>
 #include <asm/kvm_virtio.h>
@@ -180,11 +181,10 @@ static struct virtqueue *kvm_find_vq(struct virtio_device *vdev,
 
 	config = kvm_vq_config(kdev->desc)+index;
 
-	if (add_shared_memory(config->address,
-				vring_size(config->num, PAGE_SIZE))) {
-		err = -ENOMEM;
+	err = vmem_add_mapping(config->address,
+			       vring_size(config->num, PAGE_SIZE));
+	if (err)
 		goto out;
-	}
 
 	vq = vring_new_virtqueue(config->num, vdev, (void *) config->address,
 				 kvm_notify, callback);
@@ -202,8 +202,8 @@ static struct virtqueue *kvm_find_vq(struct virtio_device *vdev,
 	vq->priv = config;
 	return vq;
 unmap:
-	remove_shared_memory(config->address, vring_size(config->num,
-			     PAGE_SIZE));
+	vmem_remove_mapping(config->address,
+			    vring_size(config->num, PAGE_SIZE));
 out:
 	return ERR_PTR(err);
 }
@@ -213,8 +213,8 @@ static void kvm_del_vq(struct virtqueue *vq)
 	struct kvm_vqconfig *config = vq->priv;
 
 	vring_del_virtqueue(vq);
-	remove_shared_memory(config->address,
-			     vring_size(config->num, PAGE_SIZE));
+	vmem_remove_mapping(config->address,
+			    vring_size(config->num, PAGE_SIZE));
 }
 
 /*
@@ -318,12 +318,13 @@ static int __init kvm_devices_init(void)
 		return rc;
 	}
 
-	if (add_shared_memory((max_pfn) << PAGE_SHIFT, PAGE_SIZE)) {
+	rc = vmem_add_mapping(PFN_PHYS(max_pfn), PAGE_SIZE);
+	if (rc) {
 		device_unregister(&kvm_root);
-		return -ENOMEM;
+		return rc;
 	}
 
-	kvm_devices  = (void *) (max_pfn << PAGE_SHIFT);
+	kvm_devices = (void *) PFN_PHYS(max_pfn);
 
 	ctl_set_bit(0, 9);
 	register_external_interrupt(0x2603, kvm_extint_handler);
diff --git a/drivers/s390/net/cu3088.c b/drivers/s390/net/cu3088.c
index 76728ae4b84..8e7697305a4 100644
--- a/drivers/s390/net/cu3088.c
+++ b/drivers/s390/net/cu3088.c
@@ -62,30 +62,14 @@ static struct device *cu3088_root_dev;
 static ssize_t
 group_write(struct device_driver *drv, const char *buf, size_t count)
 {
-	const char *start, *end;
-	char bus_ids[2][BUS_ID_SIZE], *argv[2];
-	int i;
 	int ret;
 	struct ccwgroup_driver *cdrv;
 
 	cdrv = to_ccwgroupdrv(drv);
 	if (!cdrv)
 		return -EINVAL;
-	start = buf;
-	for (i=0; i<2; i++) {
-		static const char delim[] = {',', '\n'};
-		int len;
-
-		if (!(end = strchr(start, delim[i])))
-			return -EINVAL;
-		len = min_t(ptrdiff_t, BUS_ID_SIZE, end - start + 1);
-		strlcpy (bus_ids[i], start, len);
-		argv[i] = bus_ids[i];
-		start = end + 1;
-	}
-
-	ret = ccwgroup_create(cu3088_root_dev, cdrv->driver_id,
-			      &cu3088_driver, 2, argv);
+	ret = ccwgroup_create_from_string(cu3088_root_dev, cdrv->driver_id,
+					  &cu3088_driver, 2, buf);
 
 	return (ret == 0) ? count : ret;
 }
diff --git a/drivers/s390/net/lcs.c b/drivers/s390/net/lcs.c
index f51ed997258..dd22f4b3703 100644
--- a/drivers/s390/net/lcs.c
+++ b/drivers/s390/net/lcs.c
@@ -1793,7 +1793,8 @@ lcs_get_skb(struct lcs_card *card, char *skb_data, unsigned int skb_len)
 	skb->protocol =	card->lan_type_trans(skb, card->dev);
 	card->stats.rx_bytes += skb_len;
 	card->stats.rx_packets++;
-	*((__u32 *)skb->cb) = ++card->pkt_seq;
+	if (skb->protocol == htons(ETH_P_802_2))
+		*((__u32 *)skb->cb) = ++card->pkt_seq;
 	netif_rx(skb);
 }
 
diff --git a/drivers/s390/net/netiucv.c b/drivers/s390/net/netiucv.c
index 8f876f6ab36..e4ba6a0372a 100644
--- a/drivers/s390/net/netiucv.c
+++ b/drivers/s390/net/netiucv.c
@@ -1313,8 +1313,6 @@ static int netiucv_tx(struct sk_buff *skb, struct net_device *dev)
 	 * and throw away packet.
 	 */
 	if (fsm_getstate(privptr->fsm) != DEV_STATE_RUNNING) {
-		if (!in_atomic())
-			fsm_event(privptr->fsm, DEV_EVENT_START, dev);
 		dev_kfree_skb(skb);
 		privptr->stats.tx_dropped++;
 		privptr->stats.tx_errors++;
@@ -2147,6 +2145,7 @@ static int __init netiucv_init(void)
 	if (rc)
 		goto out_dbf;
 	IUCV_DBF_TEXT(trace, 3, __func__);
+	netiucv_driver.groups = netiucv_drv_attr_groups;
 	rc = driver_register(&netiucv_driver);
 	if (rc) {
 		PRINT_ERR("NETIUCV: failed to register driver.\n");
diff --git a/drivers/s390/net/qeth_core.h b/drivers/s390/net/qeth_core.h
index 66f4f12503c..699ac11debd 100644
--- a/drivers/s390/net/qeth_core.h
+++ b/drivers/s390/net/qeth_core.h
@@ -72,22 +72,7 @@ struct qeth_dbf_info {
 	debug_sprintf_event(qeth_dbf[QETH_DBF_MSG].id, level, text)
 
 #define QETH_DBF_TEXT_(name, level, text...) \
-	do { \
-		if (qeth_dbf_passes(qeth_dbf[QETH_DBF_##name].id, level)) { \
-			char *dbf_txt_buf = \
-				get_cpu_var(QETH_DBF_TXT_BUF); \
-			sprintf(dbf_txt_buf, text); \
-			debug_text_event(qeth_dbf[QETH_DBF_##name].id, \
-					level, dbf_txt_buf); \
-			put_cpu_var(QETH_DBF_TXT_BUF); \
-		} \
-	} while (0)
-
-/* Allow to sort out low debug levels early to avoid wasted sprints */
-static inline int qeth_dbf_passes(debug_info_t *dbf_grp, int level)
-{
-	return (level <= dbf_grp->level);
-}
+	qeth_dbf_longtext(QETH_DBF_##name, level, text)
 
 /**
  * some more debug stuff
@@ -773,27 +758,6 @@ static inline int qeth_get_micros(void)
 	return (int) (get_clock() >> 12);
 }
 
-static inline void *qeth_push_skb(struct qeth_card *card, struct sk_buff *skb,
-		int size)
-{
-	void *hdr;
-
-	hdr = (void *) skb_push(skb, size);
-	/*
-	 * sanity check, the Linux memory allocation scheme should
-	 * never present us cases like this one (the qdio header size plus
-	 * the first 40 bytes of the paket cross a 4k boundary)
-	 */
-	if ((((unsigned long) hdr) & (~(PAGE_SIZE - 1))) !=
-	    (((unsigned long) hdr + size +
-	    QETH_IP_HEADER_SIZE) & (~(PAGE_SIZE - 1)))) {
-		PRINT_ERR("Misaligned packet on interface %s. Discarded.",
-			QETH_CARD_IFNAME(card));
-		return NULL;
-	}
-	return hdr;
-}
-
 static inline int qeth_get_ip_version(struct sk_buff *skb)
 {
 	switch (skb->protocol) {
@@ -806,6 +770,12 @@ static inline int qeth_get_ip_version(struct sk_buff *skb)
 	}
 }
 
+static inline void qeth_put_buffer_pool_entry(struct qeth_card *card,
+		struct qeth_buffer_pool_entry *entry)
+{
+	list_add_tail(&entry->list, &card->qdio.in_buf_pool.entry_list);
+}
+
 struct qeth_eddp_context;
 extern struct ccwgroup_driver qeth_l2_ccwgroup_driver;
 extern struct ccwgroup_driver qeth_l3_ccwgroup_driver;
@@ -843,8 +813,6 @@ struct qeth_cmd_buffer *qeth_get_ipacmd_buffer(struct qeth_card *,
 int qeth_query_setadapterparms(struct qeth_card *);
 int qeth_check_qdio_errors(struct qdio_buffer *, unsigned int,
 		       unsigned int, const char *);
-void qeth_put_buffer_pool_entry(struct qeth_card *,
-			   struct qeth_buffer_pool_entry *);
 void qeth_queue_input_buffer(struct qeth_card *, int);
 struct sk_buff *qeth_core_get_next_skb(struct qeth_card *,
 		struct qdio_buffer *, struct qdio_buffer_element **, int *,
@@ -880,8 +848,6 @@ int qeth_send_control_data(struct qeth_card *, int, struct qeth_cmd_buffer *,
 	void *reply_param);
 int qeth_get_cast_type(struct qeth_card *, struct sk_buff *);
 int qeth_get_priority_queue(struct qeth_card *, struct sk_buff *, int, int);
-struct sk_buff *qeth_prepare_skb(struct qeth_card *, struct sk_buff *,
-		 struct qeth_hdr **);
 int qeth_get_elements_no(struct qeth_card *, void *, struct sk_buff *, int);
 int qeth_do_send_packet_fast(struct qeth_card *, struct qeth_qdio_out_q *,
 			struct sk_buff *, struct qeth_hdr *, int,
@@ -894,6 +860,8 @@ void qeth_core_get_ethtool_stats(struct net_device *,
 				struct ethtool_stats *, u64 *);
 void qeth_core_get_strings(struct net_device *, u32, u8 *);
 void qeth_core_get_drvinfo(struct net_device *, struct ethtool_drvinfo *);
+void qeth_dbf_longtext(enum qeth_dbf_names dbf_nix, int level, char *text, ...);
+int qeth_core_ethtool_get_settings(struct net_device *, struct ethtool_cmd *);
 
 /* exports for OSN */
 int qeth_osn_assist(struct net_device *, void *, int);
diff --git a/drivers/s390/net/qeth_core_main.c b/drivers/s390/net/qeth_core_main.c
index 055f5c3e7b5..436bf1f6d4a 100644
--- a/drivers/s390/net/qeth_core_main.c
+++ b/drivers/s390/net/qeth_core_main.c
@@ -26,9 +26,6 @@
 #include "qeth_core.h"
 #include "qeth_core_offl.h"
 
-static DEFINE_PER_CPU(char[256], qeth_core_dbf_txt_buf);
-#define QETH_DBF_TXT_BUF qeth_core_dbf_txt_buf
-
 struct qeth_dbf_info qeth_dbf[QETH_DBF_INFOS] = {
 	/* define dbf - Name, Pages, Areas, Maxlen, Level, View, Handle */
 	/*                   N  P  A    M  L  V                      H  */
@@ -2255,14 +2252,6 @@ void qeth_print_status_message(struct qeth_card *card)
 }
 EXPORT_SYMBOL_GPL(qeth_print_status_message);
 
-void qeth_put_buffer_pool_entry(struct qeth_card *card,
-		struct qeth_buffer_pool_entry *entry)
-{
-	QETH_DBF_TEXT(TRACE, 6, "ptbfplen");
-	list_add_tail(&entry->list, &card->qdio.in_buf_pool.entry_list);
-}
-EXPORT_SYMBOL_GPL(qeth_put_buffer_pool_entry);
-
 static void qeth_initialize_working_pool_list(struct qeth_card *card)
 {
 	struct qeth_buffer_pool_entry *entry;
@@ -2603,7 +2592,6 @@ void qeth_queue_input_buffer(struct qeth_card *card, int index)
 	int rc;
 	int newcount = 0;
 
-	QETH_DBF_TEXT(TRACE, 6, "queinbuf");
 	count = (index < queue->next_buf_to_init)?
 		card->qdio.in_buf_pool.buf_count -
 		(queue->next_buf_to_init - index) :
@@ -2792,8 +2780,6 @@ static void qeth_flush_buffers(struct qeth_qdio_out_q *queue, int under_int,
 	int i;
 	unsigned int qdio_flags;
 
-	QETH_DBF_TEXT(TRACE, 6, "flushbuf");
-
 	for (i = index; i < index + count; ++i) {
 		buf = &queue->bufs[i % QDIO_MAX_BUFFERS_PER_Q];
 		buf->buffer->element[buf->next_element_to_fill - 1].flags |=
@@ -3037,49 +3023,6 @@ int qeth_get_priority_queue(struct qeth_card *card, struct sk_buff *skb,
 }
 EXPORT_SYMBOL_GPL(qeth_get_priority_queue);
 
-static void __qeth_free_new_skb(struct sk_buff *orig_skb,
-		struct sk_buff *new_skb)
-{
-	if (orig_skb != new_skb)
-		dev_kfree_skb_any(new_skb);
-}
-
-static inline struct sk_buff *qeth_realloc_headroom(struct qeth_card *card,
-		struct sk_buff *skb, int size)
-{
-	struct sk_buff *new_skb = skb;
-
-	if (skb_headroom(skb) >= size)
-		return skb;
-	new_skb = skb_realloc_headroom(skb, size);
-	if (!new_skb)
-		PRINT_ERR("Could not realloc headroom for qeth_hdr "
-			  "on interface %s", QETH_CARD_IFNAME(card));
-	return new_skb;
-}
-
-struct sk_buff *qeth_prepare_skb(struct qeth_card *card, struct sk_buff *skb,
-		 struct qeth_hdr **hdr)
-{
-	struct sk_buff *new_skb;
-
-	QETH_DBF_TEXT(TRACE, 6, "prepskb");
-
-	new_skb = qeth_realloc_headroom(card, skb,
-			sizeof(struct qeth_hdr));
-	if (!new_skb)
-		return NULL;
-
-	*hdr = ((struct qeth_hdr *)qeth_push_skb(card, new_skb,
-			sizeof(struct qeth_hdr)));
-	if (*hdr == NULL) {
-		__qeth_free_new_skb(skb, new_skb);
-		return NULL;
-	}
-	return new_skb;
-}
-EXPORT_SYMBOL_GPL(qeth_prepare_skb);
-
 int qeth_get_elements_no(struct qeth_card *card, void *hdr,
 		     struct sk_buff *skb, int elems)
 {
@@ -3100,8 +3043,8 @@ int qeth_get_elements_no(struct qeth_card *card, void *hdr,
 }
 EXPORT_SYMBOL_GPL(qeth_get_elements_no);
 
-static void __qeth_fill_buffer(struct sk_buff *skb, struct qdio_buffer *buffer,
-		int is_tso, int *next_element_to_fill)
+static inline void __qeth_fill_buffer(struct sk_buff *skb,
+	struct qdio_buffer *buffer, int is_tso, int *next_element_to_fill)
 {
 	int length = skb->len;
 	int length_here;
@@ -3143,15 +3086,13 @@ static void __qeth_fill_buffer(struct sk_buff *skb, struct qdio_buffer *buffer,
 	*next_element_to_fill = element;
 }
 
-static int qeth_fill_buffer(struct qeth_qdio_out_q *queue,
+static inline int qeth_fill_buffer(struct qeth_qdio_out_q *queue,
 		struct qeth_qdio_out_buffer *buf, struct sk_buff *skb)
 {
 	struct qdio_buffer *buffer;
 	struct qeth_hdr_tso *hdr;
 	int flush_cnt = 0, hdr_len, large_send = 0;
 
-	QETH_DBF_TEXT(TRACE, 6, "qdfillbf");
-
 	buffer = buf->buffer;
 	atomic_inc(&skb->users);
 	skb_queue_tail(&buf->skb_list, skb);
@@ -3210,8 +3151,6 @@ int qeth_do_send_packet_fast(struct qeth_card *card,
 	int flush_cnt = 0;
 	int index;
 
-	QETH_DBF_TEXT(TRACE, 6, "dosndpfa");
-
 	/* spin until we get the queue ... */
 	while (atomic_cmpxchg(&queue->state, QETH_OUT_Q_UNLOCKED,
 			      QETH_OUT_Q_LOCKED) != QETH_OUT_Q_UNLOCKED);
@@ -3263,8 +3202,6 @@ int qeth_do_send_packet(struct qeth_card *card, struct qeth_qdio_out_q *queue,
 	int tmp;
 	int rc = 0;
 
-	QETH_DBF_TEXT(TRACE, 6, "dosndpkt");
-
 	/* spin until we get the queue ... */
 	while (atomic_cmpxchg(&queue->state, QETH_OUT_Q_UNLOCKED,
 			      QETH_OUT_Q_LOCKED) != QETH_OUT_Q_UNLOCKED);
@@ -3827,27 +3764,8 @@ static struct ccw_driver qeth_ccw_driver = {
 static int qeth_core_driver_group(const char *buf, struct device *root_dev,
 				unsigned long driver_id)
 {
-	const char *start, *end;
-	char bus_ids[3][BUS_ID_SIZE], *argv[3];
-	int i;
-
-	start = buf;
-	for (i = 0; i < 3; i++) {
-		static const char delim[] = { ',', ',', '\n' };
-		int len;
-
-		end = strchr(start, delim[i]);
-		if (!end)
-			return -EINVAL;
-		len = min_t(ptrdiff_t, BUS_ID_SIZE, end - start);
-		strncpy(bus_ids[i], start, len);
-		bus_ids[i][len] = '\0';
-		start = end + 1;
-		argv[i] = bus_ids[i];
-	}
-
-	return (ccwgroup_create(root_dev, driver_id,
-				&qeth_ccw_driver, 3, argv));
+	return ccwgroup_create_from_string(root_dev, driver_id,
+					   &qeth_ccw_driver, 3, buf);
 }
 
 int qeth_core_hardsetup_card(struct qeth_card *card)
@@ -3885,8 +3803,9 @@ retry:
 		QETH_DBF_TEXT_(SETUP, 2, "2err%d", rc);
 		return rc;
 	}
-
-	mpno = QETH_MAX_PORTNO;
+	mpno = qdio_get_ssqd_pct(CARD_DDEV(card));
+	if (mpno)
+		mpno = min(mpno - 1, QETH_MAX_PORTNO);
 	if (card->info.portno > mpno) {
 		PRINT_ERR("Device %s does not offer port number %d \n.",
 			CARD_BUS_ID(card), card->info.portno);
@@ -3980,7 +3899,6 @@ struct sk_buff *qeth_core_get_next_skb(struct qeth_card *card,
 	int use_rx_sg = 0;
 	int frag = 0;
 
-	QETH_DBF_TEXT(TRACE, 6, "nextskb");
 	/* qeth_hdr must not cross element boundaries */
 	if (element->length < offset + sizeof(struct qeth_hdr)) {
 		if (qeth_is_last_sbale(element))
@@ -4086,6 +4004,18 @@ static void qeth_unregister_dbf_views(void)
 	}
 }
 
+void qeth_dbf_longtext(enum qeth_dbf_names dbf_nix, int level, char *text, ...)
+{
+	char dbf_txt_buf[32];
+
+	if (level > (qeth_dbf[dbf_nix].id)->level)
+		return;
+	snprintf(dbf_txt_buf, sizeof(dbf_txt_buf), text);
+	debug_text_event(qeth_dbf[dbf_nix].id, level, dbf_txt_buf);
+	
+}
+EXPORT_SYMBOL_GPL(qeth_dbf_longtext);
+
 static int qeth_register_dbf_views(void)
 {
 	int ret;
@@ -4433,6 +4363,96 @@ void qeth_core_get_drvinfo(struct net_device *dev,
 }
 EXPORT_SYMBOL_GPL(qeth_core_get_drvinfo);
 
+int qeth_core_ethtool_get_settings(struct net_device *netdev,
+					struct ethtool_cmd *ecmd)
+{
+	struct qeth_card *card = netdev_priv(netdev);
+	enum qeth_link_types link_type;
+
+	if ((card->info.type == QETH_CARD_TYPE_IQD) || (card->info.guestlan))
+		link_type = QETH_LINK_TYPE_10GBIT_ETH;
+	else
+		link_type = card->info.link_type;
+
+	ecmd->transceiver = XCVR_INTERNAL;
+	ecmd->supported = SUPPORTED_Autoneg;
+	ecmd->advertising = ADVERTISED_Autoneg;
+	ecmd->duplex = DUPLEX_FULL;
+	ecmd->autoneg = AUTONEG_ENABLE;
+
+	switch (link_type) {
+	case QETH_LINK_TYPE_FAST_ETH:
+	case QETH_LINK_TYPE_LANE_ETH100:
+		ecmd->supported |= SUPPORTED_10baseT_Half |
+					SUPPORTED_10baseT_Full |
+					SUPPORTED_100baseT_Half |
+					SUPPORTED_100baseT_Full |
+					SUPPORTED_TP;
+		ecmd->advertising |= ADVERTISED_10baseT_Half |
+					ADVERTISED_10baseT_Full |
+					ADVERTISED_100baseT_Half |
+					ADVERTISED_100baseT_Full |
+					ADVERTISED_TP;
+		ecmd->speed = SPEED_100;
+		ecmd->port = PORT_TP;
+		break;
+
+	case QETH_LINK_TYPE_GBIT_ETH:
+	case QETH_LINK_TYPE_LANE_ETH1000:
+		ecmd->supported |= SUPPORTED_10baseT_Half |
+					SUPPORTED_10baseT_Full |
+					SUPPORTED_100baseT_Half |
+					SUPPORTED_100baseT_Full |
+					SUPPORTED_1000baseT_Half |
+					SUPPORTED_1000baseT_Full |
+					SUPPORTED_FIBRE;
+		ecmd->advertising |= ADVERTISED_10baseT_Half |
+					ADVERTISED_10baseT_Full |
+					ADVERTISED_100baseT_Half |
+					ADVERTISED_100baseT_Full |
+					ADVERTISED_1000baseT_Half |
+					ADVERTISED_1000baseT_Full |
+					ADVERTISED_FIBRE;
+		ecmd->speed = SPEED_1000;
+		ecmd->port = PORT_FIBRE;
+		break;
+
+	case QETH_LINK_TYPE_10GBIT_ETH:
+		ecmd->supported |= SUPPORTED_10baseT_Half |
+					SUPPORTED_10baseT_Full |
+					SUPPORTED_100baseT_Half |
+					SUPPORTED_100baseT_Full |
+					SUPPORTED_1000baseT_Half |
+					SUPPORTED_1000baseT_Full |
+					SUPPORTED_10000baseT_Full |
+					SUPPORTED_FIBRE;
+		ecmd->advertising |= ADVERTISED_10baseT_Half |
+					ADVERTISED_10baseT_Full |
+					ADVERTISED_100baseT_Half |
+					ADVERTISED_100baseT_Full |
+					ADVERTISED_1000baseT_Half |
+					ADVERTISED_1000baseT_Full |
+					ADVERTISED_10000baseT_Full |
+					ADVERTISED_FIBRE;
+		ecmd->speed = SPEED_10000;
+		ecmd->port = PORT_FIBRE;
+		break;
+
+	default:
+		ecmd->supported |= SUPPORTED_10baseT_Half |
+					SUPPORTED_10baseT_Full |
+					SUPPORTED_TP;
+		ecmd->advertising |= ADVERTISED_10baseT_Half |
+					ADVERTISED_10baseT_Full |
+					ADVERTISED_TP;
+		ecmd->speed = SPEED_10;
+		ecmd->port = PORT_TP;
+	}
+
+	return 0;
+}
+EXPORT_SYMBOL_GPL(qeth_core_ethtool_get_settings);
+
 static int __init qeth_core_init(void)
 {
 	int rc;
diff --git a/drivers/s390/net/qeth_l2_main.c b/drivers/s390/net/qeth_l2_main.c
index 3921d1631a7..86ec50ddae1 100644
--- a/drivers/s390/net/qeth_l2_main.c
+++ b/drivers/s390/net/qeth_l2_main.c
@@ -22,9 +22,6 @@
 #include "qeth_core.h"
 #include "qeth_core_offl.h"
 
-#define QETH_DBF_TXT_BUF qeth_l2_dbf_txt_buf
-static DEFINE_PER_CPU(char[256], qeth_l2_dbf_txt_buf);
-
 static int qeth_l2_set_offline(struct ccwgroup_device *);
 static int qeth_l2_stop(struct net_device *);
 static int qeth_l2_send_delmac(struct qeth_card *, __u8 *);
@@ -635,8 +632,6 @@ static int qeth_l2_hard_start_xmit(struct sk_buff *skb, struct net_device *dev)
 	enum qeth_large_send_types large_send = QETH_LARGE_SEND_NO;
 	struct qeth_eddp_context *ctx = NULL;
 
-	QETH_DBF_TEXT(TRACE, 6, "l2xmit");
-
 	if ((card->state != CARD_STATE_UP) || !card->lan_online) {
 		card->stats.tx_carrier_errors++;
 		goto tx_drop;
@@ -658,9 +653,12 @@ static int qeth_l2_hard_start_xmit(struct sk_buff *skb, struct net_device *dev)
 	if (card->info.type == QETH_CARD_TYPE_OSN)
 		hdr = (struct qeth_hdr *)skb->data;
 	else {
-		new_skb = qeth_prepare_skb(card, skb, &hdr);
+		/* create a clone with writeable headroom */
+		new_skb = skb_realloc_headroom(skb, sizeof(struct qeth_hdr));
 		if (!new_skb)
 			goto tx_drop;
+		hdr = (struct qeth_hdr *)skb_push(new_skb,
+						sizeof(struct qeth_hdr));
 		qeth_l2_fill_header(card, hdr, new_skb, ipv, cast_type);
 	}
 
@@ -747,7 +745,6 @@ static void qeth_l2_qdio_input_handler(struct ccw_device *ccwdev,
 	int index;
 	int i;
 
-	QETH_DBF_TEXT(TRACE, 6, "qdinput");
 	card = (struct qeth_card *) card_ptr;
 	net_dev = card->dev;
 	if (card->options.performance_stats) {
@@ -852,6 +849,22 @@ static void qeth_l2_remove_device(struct ccwgroup_device *cgdev)
 	return;
 }
 
+static int qeth_l2_ethtool_set_tso(struct net_device *dev, u32 data)
+{
+	struct qeth_card *card = netdev_priv(dev);
+
+	if (data) {
+		if (card->options.large_send == QETH_LARGE_SEND_NO) {
+			card->options.large_send = QETH_LARGE_SEND_EDDP;
+			dev->features |= NETIF_F_TSO;
+		}
+	} else {
+		dev->features &= ~NETIF_F_TSO;
+		card->options.large_send = QETH_LARGE_SEND_NO;
+	}
+	return 0;
+}
+
 static struct ethtool_ops qeth_l2_ethtool_ops = {
 	.get_link = ethtool_op_get_link,
 	.get_tx_csum = ethtool_op_get_tx_csum,
@@ -859,11 +872,12 @@ static struct ethtool_ops qeth_l2_ethtool_ops = {
 	.get_sg = ethtool_op_get_sg,
 	.set_sg = ethtool_op_set_sg,
 	.get_tso = ethtool_op_get_tso,
-	.set_tso = ethtool_op_set_tso,
+	.set_tso = qeth_l2_ethtool_set_tso,
 	.get_strings = qeth_core_get_strings,
 	.get_ethtool_stats = qeth_core_get_ethtool_stats,
 	.get_stats_count = qeth_core_get_stats_count,
 	.get_drvinfo = qeth_core_get_drvinfo,
+	.get_settings = qeth_core_ethtool_get_settings,
 };
 
 static struct ethtool_ops qeth_l2_osn_ops = {
diff --git a/drivers/s390/net/qeth_l3.h b/drivers/s390/net/qeth_l3.h
index 1be353593a5..9f143c83bba 100644
--- a/drivers/s390/net/qeth_l3.h
+++ b/drivers/s390/net/qeth_l3.h
@@ -13,9 +13,6 @@
 
 #include "qeth_core.h"
 
-#define QETH_DBF_TXT_BUF qeth_l3_dbf_txt_buf
-DECLARE_PER_CPU(char[256], qeth_l3_dbf_txt_buf);
-
 struct qeth_ipaddr {
 	struct list_head entry;
 	enum qeth_ip_types type;
diff --git a/drivers/s390/net/qeth_l3_main.c b/drivers/s390/net/qeth_l3_main.c
index e1bfe56087d..94a8ead64ed 100644
--- a/drivers/s390/net/qeth_l3_main.c
+++ b/drivers/s390/net/qeth_l3_main.c
@@ -28,8 +28,6 @@
 #include "qeth_l3.h"
 #include "qeth_core_offl.h"
 
-DEFINE_PER_CPU(char[256], qeth_l3_dbf_txt_buf);
-
 static int qeth_l3_set_offline(struct ccwgroup_device *);
 static int qeth_l3_recover(void *);
 static int qeth_l3_stop(struct net_device *);
@@ -2093,6 +2091,11 @@ static int qeth_l3_stop_card(struct qeth_card *card, int recovery_mode)
 	    (card->state == CARD_STATE_UP)) {
 		if (recovery_mode)
 			qeth_l3_stop(card->dev);
+		else {
+			rtnl_lock();
+			dev_close(card->dev);
+			rtnl_unlock();
+		}
 		if (!card->use_hard_stop) {
 			rc = qeth_send_stoplan(card);
 			if (rc)
@@ -2559,8 +2562,6 @@ static int qeth_l3_do_ioctl(struct net_device *dev, struct ifreq *rq, int cmd)
 static void qeth_l3_fill_header(struct qeth_card *card, struct qeth_hdr *hdr,
 		struct sk_buff *skb, int ipv, int cast_type)
 {
-	QETH_DBF_TEXT(TRACE, 6, "fillhdr");
-
 	memset(hdr, 0, sizeof(struct qeth_hdr));
 	hdr->hdr.l3.id = QETH_HEADER_TYPE_LAYER3;
 	hdr->hdr.l3.ext_flags = 0;
@@ -2570,9 +2571,10 @@ static void qeth_l3_fill_header(struct qeth_card *card, struct qeth_hdr *hdr,
 	 * v6 uses passthrough, v4 sets the tag in the QDIO header.
 	 */
 	if (card->vlangrp && vlan_tx_tag_present(skb)) {
-		hdr->hdr.l3.ext_flags = (ipv == 4) ?
-			QETH_HDR_EXT_VLAN_FRAME :
-			QETH_HDR_EXT_INCLUDE_VLAN_TAG;
+		if ((ipv == 4) || (card->info.type == QETH_CARD_TYPE_IQD))
+			hdr->hdr.l3.ext_flags = QETH_HDR_EXT_VLAN_FRAME;
+		else
+			hdr->hdr.l3.ext_flags = QETH_HDR_EXT_INCLUDE_VLAN_TAG;
 		hdr->hdr.l3.vlan_id = vlan_tx_tag_get(skb);
 	}
 
@@ -2638,8 +2640,6 @@ static int qeth_l3_hard_start_xmit(struct sk_buff *skb, struct net_device *dev)
 	enum qeth_large_send_types large_send = QETH_LARGE_SEND_NO;
 	struct qeth_eddp_context *ctx = NULL;
 
-	QETH_DBF_TEXT(TRACE, 6, "l3xmit");
-
 	if ((card->info.type == QETH_CARD_TYPE_IQD) &&
 	    (skb->protocol != htons(ETH_P_IPV6)) &&
 	    (skb->protocol != htons(ETH_P_IP)))
@@ -2890,6 +2890,7 @@ static struct ethtool_ops qeth_l3_ethtool_ops = {
 	.get_ethtool_stats = qeth_core_get_ethtool_stats,
 	.get_stats_count = qeth_core_get_stats_count,
 	.get_drvinfo = qeth_core_get_drvinfo,
+	.get_settings = qeth_core_ethtool_get_settings,
 };
 
 /*
@@ -2982,7 +2983,6 @@ static void qeth_l3_qdio_input_handler(struct ccw_device *ccwdev,
 	int index;
 	int i;
 
-	QETH_DBF_TEXT(TRACE, 6, "qdinput");
 	card = (struct qeth_card *) card_ptr;
 	net_dev = card->dev;
 	if (card->options.performance_stats) {
@@ -3140,9 +3140,15 @@ static int __qeth_l3_set_online(struct ccwgroup_device *gdev, int recovery_mode)
 	netif_carrier_on(card->dev);
 
 	qeth_set_allowed_threads(card, 0xffffffff, 0);
-	if ((recover_flag == CARD_STATE_RECOVER) && recovery_mode) {
+	if (recover_flag == CARD_STATE_RECOVER) {
+		if (recovery_mode)
 			qeth_l3_open(card->dev);
-			qeth_l3_set_multicast_list(card->dev);
+		else {
+			rtnl_lock();
+			dev_open(card->dev);
+			rtnl_unlock();
+		}
+		qeth_l3_set_multicast_list(card->dev);
 	}
 	/* let user_space know that device is online */
 	kobject_uevent(&gdev->dev.kobj, KOBJ_CHANGE);
diff --git a/drivers/s390/scsi/zfcp_dbf.c b/drivers/s390/scsi/zfcp_dbf.c
index 37b85c67b11..c8bad675dbd 100644
--- a/drivers/s390/scsi/zfcp_dbf.c
+++ b/drivers/s390/scsi/zfcp_dbf.c
@@ -1055,7 +1055,7 @@ static void zfcp_scsi_dbf_event(const char *tag, const char *tag2, int level,
 				rec->scsi_result = scsi_cmnd->result;
 				rec->scsi_cmnd = (unsigned long)scsi_cmnd;
 				rec->scsi_serial = scsi_cmnd->serial_number;
-				memcpy(rec->scsi_opcode, &scsi_cmnd->cmnd,
+				memcpy(rec->scsi_opcode, scsi_cmnd->cmnd,
 					min((int)scsi_cmnd->cmd_len,
 						ZFCP_DBF_SCSI_OPCODE));
 				rec->scsi_retries = scsi_cmnd->retries;
diff --git a/drivers/s390/scsi/zfcp_fsf.c b/drivers/s390/scsi/zfcp_fsf.c
index 9af2330f07a..b2ea4ea051f 100644
--- a/drivers/s390/scsi/zfcp_fsf.c
+++ b/drivers/s390/scsi/zfcp_fsf.c
@@ -4014,7 +4014,7 @@ zfcp_fsf_send_fcp_command_task_handler(struct zfcp_fsf_req *fsf_req)
 		ZFCP_LOG_TRACE("scpnt->result =0x%x, command was:\n",
 			       scpnt->result);
 		ZFCP_HEX_DUMP(ZFCP_LOG_LEVEL_TRACE,
-			      (void *) &scpnt->cmnd, scpnt->cmd_len);
+			      scpnt->cmnd, scpnt->cmd_len);
 
 		ZFCP_LOG_TRACE("%i bytes sense data provided by FCP\n",
 			       fcp_rsp_iu->fcp_sns_len);