Merge remote-tracking branch 'torvalds/master' into perf/core

To get in sync with upstream to help people developing in this branch.

Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>

9 files changed, 41 insertions, 3 deletions

diff --git a/include/linux/mhi.h b/include/linux/mhi.h
index 944aa3aa3035..5e08468854db 100644
--- a/include/linux/mhi.h
+++ b/include/linux/mhi.h
@@ -719,8 +719,13 @@ void mhi_device_put(struct mhi_device *mhi_dev);
  *                            host and device execution environments match and
  *                            channels are in a DISABLED state.
  * @mhi_dev: Device associated with the channels
+ * @flags: MHI channel flags
  */
-int mhi_prepare_for_transfer(struct mhi_device *mhi_dev);
+int mhi_prepare_for_transfer(struct mhi_device *mhi_dev,
+			     unsigned int flags);
+
+/* Automatically allocate and queue inbound buffers */
+#define MHI_CH_INBOUND_ALLOC_BUFS BIT(0)
 
 /**
  * mhi_unprepare_from_transfer - Reset UL and DL channels for data transfer.
diff --git a/include/linux/serial_core.h b/include/linux/serial_core.h
index 52d7fb92a69d..c58cc142d23f 100644
--- a/include/linux/serial_core.h
+++ b/include/linux/serial_core.h
@@ -518,6 +518,25 @@ static inline void uart_unlock_and_check_sysrq(struct uart_port *port)
 	if (sysrq_ch)
 		handle_sysrq(sysrq_ch);
 }
+
+static inline void uart_unlock_and_check_sysrq_irqrestore(struct uart_port *port,
+		unsigned long flags)
+{
+	int sysrq_ch;
+
+	if (!port->has_sysrq) {
+		spin_unlock_irqrestore(&port->lock, flags);
+		return;
+	}
+
+	sysrq_ch = port->sysrq_ch;
+	port->sysrq_ch = 0;
+
+	spin_unlock_irqrestore(&port->lock, flags);
+
+	if (sysrq_ch)
+		handle_sysrq(sysrq_ch);
+}
 #else	/* CONFIG_MAGIC_SYSRQ_SERIAL */
 static inline int uart_handle_sysrq_char(struct uart_port *port, unsigned int ch)
 {
@@ -531,6 +550,11 @@ static inline void uart_unlock_and_check_sysrq(struct uart_port *port)
 {
 	spin_unlock(&port->lock);
 }
+static inline void uart_unlock_and_check_sysrq_irqrestore(struct uart_port *port,
+		unsigned long flags)
+{
+	spin_unlock_irqrestore(&port->lock, flags);
+}
 #endif	/* CONFIG_MAGIC_SYSRQ_SERIAL */
 
 /*
diff --git a/include/linux/tee_drv.h b/include/linux/tee_drv.h
index 54269e47ac9a..3ebfea0781f1 100644
--- a/include/linux/tee_drv.h
+++ b/include/linux/tee_drv.h
@@ -27,6 +27,7 @@
 #define TEE_SHM_USER_MAPPED	BIT(4)  /* Memory mapped in user space */
 #define TEE_SHM_POOL		BIT(5)  /* Memory allocated from pool */
 #define TEE_SHM_KERNEL_MAPPED	BIT(6)  /* Memory mapped in kernel space */
+#define TEE_SHM_PRIV		BIT(7)  /* Memory private to TEE driver */
 
 struct device;
 struct tee_device;
@@ -332,6 +333,7 @@ void *tee_get_drvdata(struct tee_device *teedev);
  * @returns a pointer to 'struct tee_shm'
  */
 struct tee_shm *tee_shm_alloc(struct tee_context *ctx, size_t size, u32 flags);
+struct tee_shm *tee_shm_alloc_kernel_buf(struct tee_context *ctx, size_t size);
 
 /**
  * tee_shm_register() - Register shared memory buffer
diff --git a/include/linux/usb/otg-fsm.h b/include/linux/usb/otg-fsm.h
index 3aee78dda16d..784659d4dc99 100644
--- a/include/linux/usb/otg-fsm.h
+++ b/include/linux/usb/otg-fsm.h
@@ -196,6 +196,7 @@ struct otg_fsm {
 	struct mutex lock;
 	u8 *host_req_flag;
 	struct delayed_work hnp_polling_work;
+	bool hnp_work_inited;
 	bool state_changed;
 };
 
diff --git a/include/net/bluetooth/hci_core.h b/include/net/bluetooth/hci_core.h
index a53e94459ecd..db4312e44d47 100644
--- a/include/net/bluetooth/hci_core.h
+++ b/include/net/bluetooth/hci_core.h
@@ -1230,6 +1230,7 @@ struct hci_dev *hci_alloc_dev(void);
 void hci_free_dev(struct hci_dev *hdev);
 int hci_register_dev(struct hci_dev *hdev);
 void hci_unregister_dev(struct hci_dev *hdev);
+void hci_cleanup_dev(struct hci_dev *hdev);
 int hci_suspend_dev(struct hci_dev *hdev);
 int hci_resume_dev(struct hci_dev *hdev);
 int hci_reset_dev(struct hci_dev *hdev);
diff --git a/include/net/flow_offload.h b/include/net/flow_offload.h
index 69c9eabf8325..f3c2841566a0 100644
--- a/include/net/flow_offload.h
+++ b/include/net/flow_offload.h
@@ -293,7 +293,7 @@ static inline bool flow_action_has_entries(const struct flow_action *action)
 }
 
 /**
- * flow_action_has_one_action() - check if exactly one action is present
+ * flow_offload_has_one_action() - check if exactly one action is present
  * @action: tc filter flow offload action
  *
  * Returns true if exactly one action is present.
diff --git a/include/net/ip6_route.h b/include/net/ip6_route.h
index 625a38ccb5d9..0bf09a9bca4e 100644
--- a/include/net/ip6_route.h
+++ b/include/net/ip6_route.h
@@ -265,7 +265,7 @@ int ip6_fragment(struct net *net, struct sock *sk, struct sk_buff *skb,
 
 static inline unsigned int ip6_skb_dst_mtu(struct sk_buff *skb)
 {
-	int mtu;
+	unsigned int mtu;
 
 	struct ipv6_pinfo *np = skb->sk && !dev_recursion_level() ?
 				inet6_sk(skb->sk) : NULL;
diff --git a/include/net/netns/xfrm.h b/include/net/netns/xfrm.h
index e946366e8ba5..1f4e1816fd36 100644
--- a/include/net/netns/xfrm.h
+++ b/include/net/netns/xfrm.h
@@ -75,6 +75,7 @@ struct netns_xfrm {
 #endif
 	spinlock_t		xfrm_state_lock;
 	seqcount_spinlock_t	xfrm_state_hash_generation;
+	seqcount_spinlock_t	xfrm_policy_hash_generation;
 
 	spinlock_t xfrm_policy_lock;
 	struct mutex xfrm_cfg_mutex;
diff --git a/include/net/pkt_cls.h b/include/net/pkt_cls.h
index ec7823921bd2..298a8d10168b 100644
--- a/include/net/pkt_cls.h
+++ b/include/net/pkt_cls.h
@@ -337,6 +337,9 @@ int tcf_exts_dump_stats(struct sk_buff *skb, struct tcf_exts *exts);
 
 /**
  * struct tcf_pkt_info - packet information
+ *
+ * @ptr: start of the pkt data
+ * @nexthdr: offset of the next header
  */
 struct tcf_pkt_info {
 	unsigned char *		ptr;
@@ -355,6 +358,7 @@ struct tcf_ematch_ops;
  * @ops: the operations lookup table of the corresponding ematch module
  * @datalen: length of the ematch specific configuration data
  * @data: ematch specific data
+ * @net: the network namespace
  */
 struct tcf_ematch {
 	struct tcf_ematch_ops * ops;