Merge 3.9-rc7 intp tty-next

We want the fixes here.

Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

7 files changed, 43 insertions, 12 deletions

diff --git a/drivers/s390/block/scm_blk.c b/drivers/s390/block/scm_blk.c
index 5ac9c935c15..e9b9c839283 100644
--- a/drivers/s390/block/scm_blk.c
+++ b/drivers/s390/block/scm_blk.c
@@ -307,7 +307,7 @@ static void scm_blk_handle_error(struct scm_request *scmrq)
 	case EQC_WR_PROHIBIT:
 		spin_lock_irqsave(&bdev->lock, flags);
 		if (bdev->state != SCM_WR_PROHIBIT)
-			pr_info("%lu: Write access to the SCM increment is suspended\n",
+			pr_info("%lx: Write access to the SCM increment is suspended\n",
 				(unsigned long) bdev->scmdev->address);
 		bdev->state = SCM_WR_PROHIBIT;
 		spin_unlock_irqrestore(&bdev->lock, flags);
@@ -445,7 +445,7 @@ void scm_blk_set_available(struct scm_blk_dev *bdev)
 
 	spin_lock_irqsave(&bdev->lock, flags);
 	if (bdev->state == SCM_WR_PROHIBIT)
-		pr_info("%lu: Write access to the SCM increment is restored\n",
+		pr_info("%lx: Write access to the SCM increment is restored\n",
 			(unsigned long) bdev->scmdev->address);
 	bdev->state = SCM_OPER;
 	spin_unlock_irqrestore(&bdev->lock, flags);
@@ -463,12 +463,15 @@ static int __init scm_blk_init(void)
 		goto out;
 
 	scm_major = ret;
-	if (scm_alloc_rqs(nr_requests))
+	ret = scm_alloc_rqs(nr_requests);
+	if (ret)
 		goto out_unreg;
 
 	scm_debug = debug_register("scm_log", 16, 1, 16);
-	if (!scm_debug)
+	if (!scm_debug) {
+		ret = -ENOMEM;
 		goto out_free;
+	}
 
 	debug_register_view(scm_debug, &debug_hex_ascii_view);
 	debug_set_level(scm_debug, 2);
diff --git a/drivers/s390/block/scm_drv.c b/drivers/s390/block/scm_drv.c
index 5f6180d6ff0..c98cf52d78d 100644
--- a/drivers/s390/block/scm_drv.c
+++ b/drivers/s390/block/scm_drv.c
@@ -19,7 +19,7 @@ static void scm_notify(struct scm_device *scmdev, enum scm_event event)
 
 	switch (event) {
 	case SCM_CHANGE:
-		pr_info("%lu: The capabilities of the SCM increment changed\n",
+		pr_info("%lx: The capabilities of the SCM increment changed\n",
 			(unsigned long) scmdev->address);
 		SCM_LOG(2, "State changed");
 		SCM_LOG_STATE(2, scmdev);
diff --git a/drivers/s390/char/tty3270.c b/drivers/s390/char/tty3270.c
index b907dba2402..cee69dac3e1 100644
--- a/drivers/s390/char/tty3270.c
+++ b/drivers/s390/char/tty3270.c
@@ -915,7 +915,7 @@ static int tty3270_install(struct tty_driver *driver, struct tty_struct *tty)
 	int i, rc;
 
 	/* Check if the tty3270 is already there. */
-	view = raw3270_find_view(&tty3270_fn, tty->index);
+	view = raw3270_find_view(&tty3270_fn, tty->index + RAW3270_FIRSTMINOR);
 	if (!IS_ERR(view)) {
 		tp = container_of(view, struct tty3270, view);
 		tty->driver_data = tp;
@@ -927,15 +927,16 @@ static int tty3270_install(struct tty_driver *driver, struct tty_struct *tty)
 		tp->inattr = TF_INPUT;
 		return tty_port_install(&tp->port, driver, tty);
 	}
-	if (tty3270_max_index < tty->index)
-		tty3270_max_index = tty->index;
+	if (tty3270_max_index < tty->index + 1)
+		tty3270_max_index = tty->index + 1;
 
 	/* Allocate tty3270 structure on first open. */
 	tp = tty3270_alloc_view();
 	if (IS_ERR(tp))
 		return PTR_ERR(tp);
 
-	rc = raw3270_add_view(&tp->view, &tty3270_fn, tty->index);
+	rc = raw3270_add_view(&tp->view, &tty3270_fn,
+			      tty->index + RAW3270_FIRSTMINOR);
 	if (rc) {
 		tty3270_free_view(tp);
 		return rc;
@@ -1846,12 +1847,12 @@ static const struct tty_operations tty3270_ops = {
 
 void tty3270_create_cb(int minor)
 {
-	tty_register_device(tty3270_driver, minor, NULL);
+	tty_register_device(tty3270_driver, minor - RAW3270_FIRSTMINOR, NULL);
 }
 
 void tty3270_destroy_cb(int minor)
 {
-	tty_unregister_device(tty3270_driver, minor);
+	tty_unregister_device(tty3270_driver, minor - RAW3270_FIRSTMINOR);
 }
 
 struct raw3270_notifier tty3270_notifier =
@@ -1884,7 +1885,8 @@ static int __init tty3270_init(void)
 	driver->driver_name = "tty3270";
 	driver->name = "3270/tty";
 	driver->major = IBM_TTY3270_MAJOR;
-	driver->minor_start = 0;
+	driver->minor_start = RAW3270_FIRSTMINOR;
+	driver->name_base = RAW3270_FIRSTMINOR;
 	driver->type = TTY_DRIVER_TYPE_SYSTEM;
 	driver->subtype = SYSTEM_TYPE_TTY;
 	driver->init_termios = tty_std_termios;
diff --git a/drivers/s390/net/qeth_core.h b/drivers/s390/net/qeth_core.h
index 8c0622399fc..6ccb7457746 100644
--- a/drivers/s390/net/qeth_core.h
+++ b/drivers/s390/net/qeth_core.h
@@ -769,6 +769,7 @@ struct qeth_card {
 	unsigned long thread_start_mask;
 	unsigned long thread_allowed_mask;
 	unsigned long thread_running_mask;
+	struct task_struct *recovery_task;
 	spinlock_t ip_lock;
 	struct list_head ip_list;
 	struct list_head *ip_tbd_list;
@@ -862,6 +863,8 @@ extern struct qeth_card_list_struct qeth_core_card_list;
 extern struct kmem_cache *qeth_core_header_cache;
 extern struct qeth_dbf_info qeth_dbf[QETH_DBF_INFOS];
 
+void qeth_set_recovery_task(struct qeth_card *);
+void qeth_clear_recovery_task(struct qeth_card *);
 void qeth_set_allowed_threads(struct qeth_card *, unsigned long , int);
 int qeth_threads_running(struct qeth_card *, unsigned long);
 int qeth_wait_for_threads(struct qeth_card *, unsigned long);
diff --git a/drivers/s390/net/qeth_core_main.c b/drivers/s390/net/qeth_core_main.c
index 0d73a999983..451f9202059 100644
--- a/drivers/s390/net/qeth_core_main.c
+++ b/drivers/s390/net/qeth_core_main.c
@@ -177,6 +177,23 @@ const char *qeth_get_cardname_short(struct qeth_card *card)
 	return "n/a";
 }
 
+void qeth_set_recovery_task(struct qeth_card *card)
+{
+	card->recovery_task = current;
+}
+EXPORT_SYMBOL_GPL(qeth_set_recovery_task);
+
+void qeth_clear_recovery_task(struct qeth_card *card)
+{
+	card->recovery_task = NULL;
+}
+EXPORT_SYMBOL_GPL(qeth_clear_recovery_task);
+
+static bool qeth_is_recovery_task(const struct qeth_card *card)
+{
+	return card->recovery_task == current;
+}
+
 void qeth_set_allowed_threads(struct qeth_card *card, unsigned long threads,
 			 int clear_start_mask)
 {
@@ -205,6 +222,8 @@ EXPORT_SYMBOL_GPL(qeth_threads_running);
 
 int qeth_wait_for_threads(struct qeth_card *card, unsigned long threads)
 {
+	if (qeth_is_recovery_task(card))
+		return 0;
 	return wait_event_interruptible(card->wait_q,
 			qeth_threads_running(card, threads) == 0);
 }
diff --git a/drivers/s390/net/qeth_l2_main.c b/drivers/s390/net/qeth_l2_main.c
index d690166efea..155b101bd73 100644
--- a/drivers/s390/net/qeth_l2_main.c
+++ b/drivers/s390/net/qeth_l2_main.c
@@ -1143,6 +1143,7 @@ static int qeth_l2_recover(void *ptr)
 	QETH_CARD_TEXT(card, 2, "recover2");
 	dev_warn(&card->gdev->dev,
 		"A recovery process has been started for the device\n");
+	qeth_set_recovery_task(card);
 	__qeth_l2_set_offline(card->gdev, 1);
 	rc = __qeth_l2_set_online(card->gdev, 1);
 	if (!rc)
@@ -1153,6 +1154,7 @@ static int qeth_l2_recover(void *ptr)
 		dev_warn(&card->gdev->dev, "The qeth device driver "
 				"failed to recover an error on the device\n");
 	}
+	qeth_clear_recovery_task(card);
 	qeth_clear_thread_start_bit(card, QETH_RECOVER_THREAD);
 	qeth_clear_thread_running_bit(card, QETH_RECOVER_THREAD);
 	return 0;
diff --git a/drivers/s390/net/qeth_l3_main.c b/drivers/s390/net/qeth_l3_main.c
index 8710337dab3..1f7edf1b26c 100644
--- a/drivers/s390/net/qeth_l3_main.c
+++ b/drivers/s390/net/qeth_l3_main.c
@@ -3515,6 +3515,7 @@ static int qeth_l3_recover(void *ptr)
 	QETH_CARD_TEXT(card, 2, "recover2");
 	dev_warn(&card->gdev->dev,
 		"A recovery process has been started for the device\n");
+	qeth_set_recovery_task(card);
 	__qeth_l3_set_offline(card->gdev, 1);
 	rc = __qeth_l3_set_online(card->gdev, 1);
 	if (!rc)
@@ -3525,6 +3526,7 @@ static int qeth_l3_recover(void *ptr)
 		dev_warn(&card->gdev->dev, "The qeth device driver "
 				"failed to recover an error on the device\n");
 	}
+	qeth_clear_recovery_task(card);
 	qeth_clear_thread_start_bit(card, QETH_RECOVER_THREAD);
 	qeth_clear_thread_running_bit(card, QETH_RECOVER_THREAD);
 	return 0;