Merge branch 'perf/core' into perf/uprobes

Merge in latest upstream (and the latest perf development tree),
to prepare for tooling changes, and also to pick up v3.4 MM
changes that the uprobes code needs to take care of.

Signed-off-by: Ingo Molnar <mingo@kernel.org>

1 files changed, 26 insertions, 27 deletions

diff --git a/net/bluetooth/hci_sysfs.c b/net/bluetooth/hci_sysfs.c
index 52109561423..bc154298979 100644
--- a/net/bluetooth/hci_sysfs.c
+++ b/net/bluetooth/hci_sysfs.c
@@ -33,19 +33,19 @@ static inline char *link_typetostr(int type)
 
 static ssize_t show_link_type(struct device *dev, struct device_attribute *attr, char *buf)
 {
-	struct hci_conn *conn = dev_get_drvdata(dev);
+	struct hci_conn *conn = to_hci_conn(dev);
 	return sprintf(buf, "%s\n", link_typetostr(conn->type));
 }
 
 static ssize_t show_link_address(struct device *dev, struct device_attribute *attr, char *buf)
 {
-	struct hci_conn *conn = dev_get_drvdata(dev);
+	struct hci_conn *conn = to_hci_conn(dev);
 	return sprintf(buf, "%s\n", batostr(&conn->dst));
 }
 
 static ssize_t show_link_features(struct device *dev, struct device_attribute *attr, char *buf)
 {
-	struct hci_conn *conn = dev_get_drvdata(dev);
+	struct hci_conn *conn = to_hci_conn(dev);
 
 	return sprintf(buf, "0x%02x%02x%02x%02x%02x%02x%02x%02x\n",
 				conn->features[0], conn->features[1],
@@ -79,8 +79,8 @@ static const struct attribute_group *bt_link_groups[] = {
 
 static void bt_link_release(struct device *dev)
 {
-	void *data = dev_get_drvdata(dev);
-	kfree(data);
+	struct hci_conn *conn = to_hci_conn(dev);
+	kfree(conn);
 }
 
 static struct device_type bt_link = {
@@ -120,8 +120,6 @@ void hci_conn_add_sysfs(struct hci_conn *conn)
 
 	dev_set_name(&conn->dev, "%s:%d", hdev->name, conn->handle);
 
-	dev_set_drvdata(&conn->dev, conn);
-
 	if (device_add(&conn->dev) < 0) {
 		BT_ERR("Failed to register connection device");
 		return;
@@ -189,19 +187,19 @@ static inline char *host_typetostr(int type)
 
 static ssize_t show_bus(struct device *dev, struct device_attribute *attr, char *buf)
 {
-	struct hci_dev *hdev = dev_get_drvdata(dev);
+	struct hci_dev *hdev = to_hci_dev(dev);
 	return sprintf(buf, "%s\n", host_bustostr(hdev->bus));
 }
 
 static ssize_t show_type(struct device *dev, struct device_attribute *attr, char *buf)
 {
-	struct hci_dev *hdev = dev_get_drvdata(dev);
+	struct hci_dev *hdev = to_hci_dev(dev);
 	return sprintf(buf, "%s\n", host_typetostr(hdev->dev_type));
 }
 
 static ssize_t show_name(struct device *dev, struct device_attribute *attr, char *buf)
 {
-	struct hci_dev *hdev = dev_get_drvdata(dev);
+	struct hci_dev *hdev = to_hci_dev(dev);
 	char name[HCI_MAX_NAME_LENGTH + 1];
 	int i;
 
@@ -214,20 +212,20 @@ static ssize_t show_name(struct device *dev, struct device_attribute *attr, char
 
 static ssize_t show_class(struct device *dev, struct device_attribute *attr, char *buf)
 {
-	struct hci_dev *hdev = dev_get_drvdata(dev);
+	struct hci_dev *hdev = to_hci_dev(dev);
 	return sprintf(buf, "0x%.2x%.2x%.2x\n",
 			hdev->dev_class[2], hdev->dev_class[1], hdev->dev_class[0]);
 }
 
 static ssize_t show_address(struct device *dev, struct device_attribute *attr, char *buf)
 {
-	struct hci_dev *hdev = dev_get_drvdata(dev);
+	struct hci_dev *hdev = to_hci_dev(dev);
 	return sprintf(buf, "%s\n", batostr(&hdev->bdaddr));
 }
 
 static ssize_t show_features(struct device *dev, struct device_attribute *attr, char *buf)
 {
-	struct hci_dev *hdev = dev_get_drvdata(dev);
+	struct hci_dev *hdev = to_hci_dev(dev);
 
 	return sprintf(buf, "0x%02x%02x%02x%02x%02x%02x%02x%02x\n",
 				hdev->features[0], hdev->features[1],
@@ -238,31 +236,31 @@ static ssize_t show_features(struct device *dev, struct device_attribute *attr,
 
 static ssize_t show_manufacturer(struct device *dev, struct device_attribute *attr, char *buf)
 {
-	struct hci_dev *hdev = dev_get_drvdata(dev);
+	struct hci_dev *hdev = to_hci_dev(dev);
 	return sprintf(buf, "%d\n", hdev->manufacturer);
 }
 
 static ssize_t show_hci_version(struct device *dev, struct device_attribute *attr, char *buf)
 {
-	struct hci_dev *hdev = dev_get_drvdata(dev);
+	struct hci_dev *hdev = to_hci_dev(dev);
 	return sprintf(buf, "%d\n", hdev->hci_ver);
 }
 
 static ssize_t show_hci_revision(struct device *dev, struct device_attribute *attr, char *buf)
 {
-	struct hci_dev *hdev = dev_get_drvdata(dev);
+	struct hci_dev *hdev = to_hci_dev(dev);
 	return sprintf(buf, "%d\n", hdev->hci_rev);
 }
 
 static ssize_t show_idle_timeout(struct device *dev, struct device_attribute *attr, char *buf)
 {
-	struct hci_dev *hdev = dev_get_drvdata(dev);
+	struct hci_dev *hdev = to_hci_dev(dev);
 	return sprintf(buf, "%d\n", hdev->idle_timeout);
 }
 
 static ssize_t store_idle_timeout(struct device *dev, struct device_attribute *attr, const char *buf, size_t count)
 {
-	struct hci_dev *hdev = dev_get_drvdata(dev);
+	struct hci_dev *hdev = to_hci_dev(dev);
 	unsigned int val;
 	int rv;
 
@@ -280,13 +278,13 @@ static ssize_t store_idle_timeout(struct device *dev, struct device_attribute *a
 
 static ssize_t show_sniff_max_interval(struct device *dev, struct device_attribute *attr, char *buf)
 {
-	struct hci_dev *hdev = dev_get_drvdata(dev);
+	struct hci_dev *hdev = to_hci_dev(dev);
 	return sprintf(buf, "%d\n", hdev->sniff_max_interval);
 }
 
 static ssize_t store_sniff_max_interval(struct device *dev, struct device_attribute *attr, const char *buf, size_t count)
 {
-	struct hci_dev *hdev = dev_get_drvdata(dev);
+	struct hci_dev *hdev = to_hci_dev(dev);
 	u16 val;
 	int rv;
 
@@ -304,13 +302,13 @@ static ssize_t store_sniff_max_interval(struct device *dev, struct device_attrib
 
 static ssize_t show_sniff_min_interval(struct device *dev, struct device_attribute *attr, char *buf)
 {
-	struct hci_dev *hdev = dev_get_drvdata(dev);
+	struct hci_dev *hdev = to_hci_dev(dev);
 	return sprintf(buf, "%d\n", hdev->sniff_min_interval);
 }
 
 static ssize_t store_sniff_min_interval(struct device *dev, struct device_attribute *attr, const char *buf, size_t count)
 {
-	struct hci_dev *hdev = dev_get_drvdata(dev);
+	struct hci_dev *hdev = to_hci_dev(dev);
 	u16 val;
 	int rv;
 
@@ -370,8 +368,9 @@ static const struct attribute_group *bt_host_groups[] = {
 
 static void bt_host_release(struct device *dev)
 {
-	void *data = dev_get_drvdata(dev);
-	kfree(data);
+	struct hci_dev *hdev = to_hci_dev(dev);
+	kfree(hdev);
+	module_put(THIS_MODULE);
 }
 
 static struct device_type bt_host = {
@@ -383,12 +382,12 @@ static struct device_type bt_host = {
 static int inquiry_cache_show(struct seq_file *f, void *p)
 {
 	struct hci_dev *hdev = f->private;
-	struct inquiry_cache *cache = &hdev->inq_cache;
+	struct discovery_state *cache = &hdev->discovery;
 	struct inquiry_entry *e;
 
 	hci_dev_lock(hdev);
 
-	for (e = cache->list; e; e = e->next) {
+	list_for_each_entry(e, &cache->all, all) {
 		struct inquiry_data *data = &e->data;
 		seq_printf(f, "%s %d %d %d 0x%.2x%.2x%.2x 0x%.4x %d %d %u\n",
 			   batostr(&data->bdaddr),
@@ -523,7 +522,7 @@ void hci_init_sysfs(struct hci_dev *hdev)
 	dev->type = &bt_host;
 	dev->class = bt_class;
 
-	dev_set_drvdata(dev, hdev);
+	__module_get(THIS_MODULE);
 	device_initialize(dev);
 }