8 files changed, 43 insertions, 9 deletions
diff --git a/include/asm-generic/bug.h b/include/asm-generic/bug.h
index 630dd2372238..09aa521a0085 100644
--- a/include/asm-generic/bug.h
+++ b/include/asm-generic/bug.h
@@ -47,6 +47,7 @@ struct bug_entry {
 #ifndef HAVE_ARCH_BUG
 #define BUG() do { \
 	printk("BUG: failure at %s:%d/%s()!\n", __FILE__, __LINE__, __func__); \
+	barrier_before_unreachable(); \
 	panic("BUG!"); \
 } while (0)
 #endif
diff --git a/include/drm/drm_edid.h b/include/drm/drm_edid.h
index c0884e120041..0f64739300ff 100644
--- a/include/drm/drm_edid.h
+++ b/include/drm/drm_edid.h
@@ -24,6 +24,7 @@
 #define __DRM_EDID_H__
 
 #include <linux/types.h>
+#include <linux/hdmi.h>
 
 #define EDID_LENGTH 128
 #define DDC_ADDR 0x50
@@ -338,8 +339,6 @@ struct cea_sad {
 struct drm_encoder;
 struct drm_connector;
 struct drm_display_mode;
-struct hdmi_avi_infoframe;
-struct hdmi_vendor_infoframe;
 
 void drm_edid_to_eld(struct drm_connector *connector, struct edid *edid);
 int drm_edid_to_sad(struct edid *edid, struct cea_sad **sads);
@@ -347,7 +346,16 @@ int drm_edid_to_speaker_allocation(struct edid *edid, u8 **sadb);
 int drm_av_sync_delay(struct drm_connector *connector,
 		      const struct drm_display_mode *mode);
 struct drm_connector *drm_select_eld(struct drm_encoder *encoder);
-int drm_load_edid_firmware(struct drm_connector *connector);
+
+#ifdef CONFIG_DRM_LOAD_EDID_FIRMWARE
+struct edid *drm_load_edid_firmware(struct drm_connector *connector);
+#else
+static inline struct edid *
+drm_load_edid_firmware(struct drm_connector *connector)
+{
+	return ERR_PTR(-ENOENT);
+}
+#endif
 
 int
 drm_hdmi_avi_infoframe_from_display_mode(struct hdmi_avi_infoframe *frame,
diff --git a/include/linux/compiler-gcc.h b/include/linux/compiler-gcc.h
index 143d40e8a1ea..af8b4a879934 100644
--- a/include/linux/compiler-gcc.h
+++ b/include/linux/compiler-gcc.h
@@ -207,6 +207,15 @@
 
 #if GCC_VERSION >= 40500
 /*
+ * calling noreturn functions, __builtin_unreachable() and __builtin_trap()
+ * confuse the stack allocation in gcc, leading to overly large stack
+ * frames, see https://gcc.gnu.org/bugzilla/show_bug.cgi?id=82365
+ *
+ * Adding an empty inline assembly before it works around the problem
+ */
+#define barrier_before_unreachable() asm volatile("")
+
+/*
  * Mark a position in code as unreachable.  This can be used to
  * suppress control flow warnings after asm blocks that transfer
  * control elsewhere.
@@ -215,7 +224,11 @@
  * this in the preprocessor, but we can live with this because they're
  * unreleased.  Really, we need to have autoconf for the kernel.
  */
-#define unreachable() __builtin_unreachable()
+#define unreachable() \
+	do {					\
+		barrier_before_unreachable();	\
+		__builtin_unreachable();	\
+	} while (0)
 
 /* Mark a function definition as prohibited from being cloned. */
 #define __noclone	__attribute__((__noclone__, __optimize__("no-tracer")))
diff --git a/include/linux/compiler.h b/include/linux/compiler.h
index 0db1fa621d8a..ed772311ec1f 100644
--- a/include/linux/compiler.h
+++ b/include/linux/compiler.h
@@ -175,6 +175,11 @@ void ftrace_likely_update(struct ftrace_branch_data *f, int val, int expect);
 # define barrier_data(ptr) barrier()
 #endif
 
+/* workaround for GCC PR82365 if needed */
+#ifndef barrier_before_unreachable
+# define barrier_before_unreachable() do { } while (0)
+#endif
+
 /* Unreachable code */
 #ifndef unreachable
 # define unreachable() do { } while (1)
diff --git a/include/linux/diagchar.h b/include/linux/diagchar.h
index 3ae123acbaaa..605f9731fe5d 100644
--- a/include/linux/diagchar.h
+++ b/include/linux/diagchar.h
@@ -145,7 +145,7 @@ the appropriate macros. */
 /* This needs to be modified manually now, when we add
  a new RANGE of SSIDs to the msg_mask_tbl */
 #define MSG_MASK_TBL_CNT		26
-#define APPS_EVENT_LAST_ID		0xCA7
+#define APPS_EVENT_LAST_ID		0xCAA
 
 #define MSG_SSID_0			0
 #define MSG_SSID_0_LAST			130
@@ -180,7 +180,7 @@ the appropriate macros. */
 #define MSG_SSID_15			8000
 #define MSG_SSID_15_LAST		8000
 #define MSG_SSID_16			8500
-#define MSG_SSID_16_LAST		8531
+#define MSG_SSID_16_LAST		8532
 #define MSG_SSID_17			9000
 #define MSG_SSID_17_LAST		9008
 #define MSG_SSID_18			9500
@@ -770,7 +770,8 @@ static const uint32_t msg_bld_masks_16[] = {
 	MSG_LVL_LOW | MSG_LVL_MED | MSG_LVL_HIGH | MSG_LVL_ERROR |
 		MSG_LVL_FATAL,
 	MSG_LVL_MED,
-	MSG_LVL_MED
+	MSG_LVL_MED,
+	MSG_LVL_LOW
 };
 
 static const uint32_t msg_bld_masks_17[] =  {
@@ -910,7 +911,7 @@ static const uint32_t msg_bld_masks_25[] = {
 /* LOG CODES */
 static const uint32_t log_code_last_tbl[] = {
 	0x0,	/* EQUIP ID 0 */
-	0x1C94,	/* EQUIP ID 1 */
+	0x1C9A,	/* EQUIP ID 1 */
 	0x0,	/* EQUIP ID 2 */
 	0x0,	/* EQUIP ID 3 */
 	0x4910,	/* EQUIP ID 4 */
diff --git a/include/linux/swiotlb.h b/include/linux/swiotlb.h
index e7a018eaf3a2..017fced60242 100644
--- a/include/linux/swiotlb.h
+++ b/include/linux/swiotlb.h
@@ -1,10 +1,13 @@
 #ifndef __LINUX_SWIOTLB_H
 #define __LINUX_SWIOTLB_H
 
+#include <linux/dma-direction.h>
+#include <linux/init.h>
 #include <linux/types.h>
 
 struct device;
 struct dma_attrs;
+struct page;
 struct scatterlist;
 
 extern int swiotlb_force;
diff --git a/include/net/bluetooth/hci_core.h b/include/net/bluetooth/hci_core.h
index 876688b5a356..7c0c83dfe86e 100644
--- a/include/net/bluetooth/hci_core.h
+++ b/include/net/bluetooth/hci_core.h
@@ -174,6 +174,9 @@ struct adv_info {
 
 #define HCI_MAX_SHORT_NAME_LENGTH	10
 
+/* Min encryption key size to match with SMP */
+#define HCI_MIN_ENC_KEY_SIZE		7
+
 /* Default LE RPA expiry time, 15 minutes */
 #define HCI_DEFAULT_RPA_TIMEOUT		(15 * 60)
 
diff --git a/include/net/busy_poll.h b/include/net/busy_poll.h
index 1d67fb6b23a0..6d238506d49b 100644
--- a/include/net/busy_poll.h
+++ b/include/net/busy_poll.h
@@ -93,7 +93,7 @@ static inline bool sk_busy_loop(struct sock *sk, int nonblock)
 		goto out;
 
 	ops = napi->dev->netdev_ops;
-	if (!ops->ndo_busy_poll)
+	if (!ops || !ops->ndo_busy_poll)
 		goto out;
 
 	do {