Merge tag 'v4.14-rc7' into x86/mm, to pick up fixes

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

64 files changed, 277 insertions, 169 deletions

diff --git a/arch/alpha/kernel/sys_alcor.c b/arch/alpha/kernel/sys_alcor.c
index 118dc6af1805..7ad074fd5ab5 100644
--- a/arch/alpha/kernel/sys_alcor.c
+++ b/arch/alpha/kernel/sys_alcor.c
@@ -181,10 +181,10 @@ alcor_init_irq(void)
  * comes in on.  This makes interrupt processing much easier.
  */
 
-static int __init
+static int
 alcor_map_irq(const struct pci_dev *dev, u8 slot, u8 pin)
 {
-	static char irq_tab[7][5] __initdata = {
+	static char irq_tab[7][5] = {
 		/*INT    INTA   INTB   INTC   INTD */
 		/* note: IDSEL 17 is XLT only */
 		{16+13, 16+13, 16+13, 16+13, 16+13},	/* IdSel 17,  TULIP  */
diff --git a/arch/alpha/kernel/sys_cabriolet.c b/arch/alpha/kernel/sys_cabriolet.c
index 4c50f8f40cbb..c0fa1fe5ce77 100644
--- a/arch/alpha/kernel/sys_cabriolet.c
+++ b/arch/alpha/kernel/sys_cabriolet.c
@@ -173,10 +173,10 @@ pc164_init_irq(void)
  * because it is the Saturn IO (SIO) PCI/ISA Bridge Chip.
  */
 
-static inline int __init
+static inline int
 eb66p_map_irq(const struct pci_dev *dev, u8 slot, u8 pin)
 {
-	static char irq_tab[5][5] __initdata = {
+	static char irq_tab[5][5] = {
 		/*INT  INTA  INTB  INTC   INTD */
 		{16+0, 16+0, 16+5,  16+9, 16+13},  /* IdSel 6,  slot 0, J25 */
 		{16+1, 16+1, 16+6, 16+10, 16+14},  /* IdSel 7,  slot 1, J26 */
@@ -203,10 +203,10 @@ eb66p_map_irq(const struct pci_dev *dev, u8 slot, u8 pin)
  * because it is the Saturn IO (SIO) PCI/ISA Bridge Chip.
  */
 
-static inline int __init
+static inline int
 cabriolet_map_irq(const struct pci_dev *dev, u8 slot, u8 pin)
 {
-	static char irq_tab[5][5] __initdata = {
+	static char irq_tab[5][5] = {
 		/*INT   INTA  INTB  INTC   INTD */
 		{ 16+2, 16+2, 16+7, 16+11, 16+15}, /* IdSel 5,  slot 2, J21 */
 		{ 16+0, 16+0, 16+5,  16+9, 16+13}, /* IdSel 6,  slot 0, J19 */
@@ -287,10 +287,10 @@ cia_cab_init_pci(void)
  * 
  */
 
-static inline int __init
+static inline int
 alphapc164_map_irq(const struct pci_dev *dev, u8 slot, u8 pin)
 {
-	static char irq_tab[7][5] __initdata = {
+	static char irq_tab[7][5] = {
 		/*INT   INTA  INTB   INTC   INTD */
 		{ 16+2, 16+2, 16+9,  16+13, 16+17}, /* IdSel  5, slot 2, J20 */
 		{ 16+0, 16+0, 16+7,  16+11, 16+15}, /* IdSel  6, slot 0, J29 */
diff --git a/arch/alpha/kernel/sys_dp264.c b/arch/alpha/kernel/sys_dp264.c
index 6c35159bc00e..9e1e40ea1d14 100644
--- a/arch/alpha/kernel/sys_dp264.c
+++ b/arch/alpha/kernel/sys_dp264.c
@@ -356,7 +356,7 @@ clipper_init_irq(void)
  *  10	 64 bit PCI option slot 3 (not bus 0)
  */
 
-static int __init
+static int
 isa_irq_fixup(const struct pci_dev *dev, int irq)
 {
 	u8 irq8;
@@ -372,10 +372,10 @@ isa_irq_fixup(const struct pci_dev *dev, int irq)
 	return irq8 & 0xf;
 }
 
-static int __init
+static int
 dp264_map_irq(const struct pci_dev *dev, u8 slot, u8 pin)
 {
-	static char irq_tab[6][5] __initdata = {
+	static char irq_tab[6][5] = {
 		/*INT    INTA   INTB   INTC   INTD */
 		{    -1,    -1,    -1,    -1,    -1}, /* IdSel 5 ISA Bridge */
 		{ 16+ 3, 16+ 3, 16+ 2, 16+ 2, 16+ 2}, /* IdSel 6 SCSI builtin*/
@@ -394,10 +394,10 @@ dp264_map_irq(const struct pci_dev *dev, u8 slot, u8 pin)
 	return isa_irq_fixup(dev, irq);
 }
 
-static int __init
+static int
 monet_map_irq(const struct pci_dev *dev, u8 slot, u8 pin)
 {
-	static char irq_tab[13][5] __initdata = {
+	static char irq_tab[13][5] = {
 		/*INT    INTA   INTB   INTC   INTD */
 		{    45,    45,    45,    45,    45}, /* IdSel 3 21143 PCI1 */
 		{    -1,    -1,    -1,    -1,    -1}, /* IdSel 4 unused */
@@ -423,7 +423,7 @@ monet_map_irq(const struct pci_dev *dev, u8 slot, u8 pin)
 	return isa_irq_fixup(dev, COMMON_TABLE_LOOKUP);
 }
 
-static u8 __init
+static u8
 monet_swizzle(struct pci_dev *dev, u8 *pinp)
 {
 	struct pci_controller *hose = dev->sysdata;
@@ -456,10 +456,10 @@ monet_swizzle(struct pci_dev *dev, u8 *pinp)
 	return slot;
 }
 
-static int __init
+static int
 webbrick_map_irq(const struct pci_dev *dev, u8 slot, u8 pin)
 {
-	static char irq_tab[13][5] __initdata = {
+	static char irq_tab[13][5] = {
 		/*INT    INTA   INTB   INTC   INTD */
 		{    -1,    -1,    -1,    -1,    -1}, /* IdSel 7 ISA Bridge */
 		{    -1,    -1,    -1,    -1,    -1}, /* IdSel 8 unused */
@@ -478,10 +478,10 @@ webbrick_map_irq(const struct pci_dev *dev, u8 slot, u8 pin)
 	return isa_irq_fixup(dev, COMMON_TABLE_LOOKUP);
 }
 
-static int __init
+static int
 clipper_map_irq(const struct pci_dev *dev, u8 slot, u8 pin)
 {
-	static char irq_tab[7][5] __initdata = {
+	static char irq_tab[7][5] = {
 		/*INT    INTA   INTB   INTC   INTD */
 		{ 16+ 8, 16+ 8, 16+ 9, 16+10, 16+11}, /* IdSel 1 slot 1 */
 		{ 16+12, 16+12, 16+13, 16+14, 16+15}, /* IdSel 2 slot 2 */
diff --git a/arch/alpha/kernel/sys_eb64p.c b/arch/alpha/kernel/sys_eb64p.c
index ad40a425e841..372661c56537 100644
--- a/arch/alpha/kernel/sys_eb64p.c
+++ b/arch/alpha/kernel/sys_eb64p.c
@@ -167,10 +167,10 @@ eb64p_init_irq(void)
  * comes in on.  This makes interrupt processing much easier.
  */
 
-static int __init
+static int
 eb64p_map_irq(const struct pci_dev *dev, u8 slot, u8 pin)
 {
-	static char irq_tab[5][5] __initdata = {
+	static char irq_tab[5][5] = {
 		/*INT  INTA  INTB  INTC   INTD */
 		{16+7, 16+7, 16+7, 16+7,  16+7},  /* IdSel 5,  slot ?, ?? */
 		{16+0, 16+0, 16+2, 16+4,  16+9},  /* IdSel 6,  slot ?, ?? */
diff --git a/arch/alpha/kernel/sys_eiger.c b/arch/alpha/kernel/sys_eiger.c
index 15f42083bdb3..2731738b5872 100644
--- a/arch/alpha/kernel/sys_eiger.c
+++ b/arch/alpha/kernel/sys_eiger.c
@@ -141,7 +141,7 @@ eiger_init_irq(void)
 	}
 }
 
-static int __init
+static int
 eiger_map_irq(const struct pci_dev *dev, u8 slot, u8 pin)
 {
 	u8 irq_orig;
@@ -158,7 +158,7 @@ eiger_map_irq(const struct pci_dev *dev, u8 slot, u8 pin)
 	return irq_orig - 0x80;
 }
 
-static u8 __init
+static u8
 eiger_swizzle(struct pci_dev *dev, u8 *pinp)
 {
 	struct pci_controller *hose = dev->sysdata;
diff --git a/arch/alpha/kernel/sys_miata.c b/arch/alpha/kernel/sys_miata.c
index d5b9776a608d..731d693fa1f9 100644
--- a/arch/alpha/kernel/sys_miata.c
+++ b/arch/alpha/kernel/sys_miata.c
@@ -149,10 +149,10 @@ miata_init_irq(void)
  * comes in on.  This makes interrupt processing much easier.
  */
 
-static int __init
+static int
 miata_map_irq(const struct pci_dev *dev, u8 slot, u8 pin)
 {
-        static char irq_tab[18][5] __initdata = {
+        static char irq_tab[18][5] = {
 		/*INT    INTA   INTB   INTC   INTD */
 		{16+ 8, 16+ 8, 16+ 8, 16+ 8, 16+ 8},  /* IdSel 14,  DC21142 */
 		{   -1,    -1,    -1,    -1,    -1},  /* IdSel 15,  EIDE    */
@@ -196,7 +196,7 @@ miata_map_irq(const struct pci_dev *dev, u8 slot, u8 pin)
 	return COMMON_TABLE_LOOKUP;
 }
 
-static u8 __init
+static u8
 miata_swizzle(struct pci_dev *dev, u8 *pinp)
 {
 	int slot, pin = *pinp;
diff --git a/arch/alpha/kernel/sys_mikasa.c b/arch/alpha/kernel/sys_mikasa.c
index 5e82dc1ad6f2..350ec9c8335b 100644
--- a/arch/alpha/kernel/sys_mikasa.c
+++ b/arch/alpha/kernel/sys_mikasa.c
@@ -145,10 +145,10 @@ mikasa_init_irq(void)
  * comes in on.  This makes interrupt processing much easier.
  */
 
-static int __init
+static int
 mikasa_map_irq(const struct pci_dev *dev, u8 slot, u8 pin)
 {
-	static char irq_tab[8][5] __initdata = {
+	static char irq_tab[8][5] = {
 		/*INT    INTA   INTB   INTC   INTD */
 		{16+12, 16+12, 16+12, 16+12, 16+12},	/* IdSel 17,  SCSI */
 		{   -1,    -1,    -1,    -1,    -1},	/* IdSel 18,  PCEB */
diff --git a/arch/alpha/kernel/sys_nautilus.c b/arch/alpha/kernel/sys_nautilus.c
index 8ae04a121186..d019e4ce07bd 100644
--- a/arch/alpha/kernel/sys_nautilus.c
+++ b/arch/alpha/kernel/sys_nautilus.c
@@ -62,7 +62,7 @@ nautilus_init_irq(void)
 	common_init_isa_dma();
 }
 
-static int __init
+static int
 nautilus_map_irq(const struct pci_dev *dev, u8 slot, u8 pin)
 {
 	/* Preserve the IRQ set up by the console.  */
diff --git a/arch/alpha/kernel/sys_noritake.c b/arch/alpha/kernel/sys_noritake.c
index 063e594fd969..2301678d9f9d 100644
--- a/arch/alpha/kernel/sys_noritake.c
+++ b/arch/alpha/kernel/sys_noritake.c
@@ -193,10 +193,10 @@ noritake_init_irq(void)
  * comes in on.  This makes interrupt processing much easier.
  */
 
-static int __init
+static int
 noritake_map_irq(const struct pci_dev *dev, u8 slot, u8 pin)
 {
-	static char irq_tab[15][5] __initdata = {
+	static char irq_tab[15][5] = {
 		/*INT    INTA   INTB   INTC   INTD */
 		/* note: IDSELs 16, 17, and 25 are CORELLE only */
 		{ 16+1,  16+1,  16+1,  16+1,  16+1},  /* IdSel 16,  QLOGIC */
@@ -221,7 +221,7 @@ noritake_map_irq(const struct pci_dev *dev, u8 slot, u8 pin)
 	return COMMON_TABLE_LOOKUP;
 }
 
-static u8 __init
+static u8
 noritake_swizzle(struct pci_dev *dev, u8 *pinp)
 {
 	int slot, pin = *pinp;
diff --git a/arch/alpha/kernel/sys_rawhide.c b/arch/alpha/kernel/sys_rawhide.c
index dfd510ae5d8c..546822d07dc7 100644
--- a/arch/alpha/kernel/sys_rawhide.c
+++ b/arch/alpha/kernel/sys_rawhide.c
@@ -221,10 +221,10 @@ rawhide_init_irq(void)
  * 
  */
 
-static int __init
+static int
 rawhide_map_irq(const struct pci_dev *dev, u8 slot, u8 pin)
 {
-	static char irq_tab[5][5] __initdata = {
+	static char irq_tab[5][5] = {
 		/*INT    INTA   INTB   INTC   INTD */
 		{ 16+16, 16+16, 16+16, 16+16, 16+16}, /* IdSel 1 SCSI PCI 1 */
 		{ 16+ 0, 16+ 0, 16+ 1, 16+ 2, 16+ 3}, /* IdSel 2 slot 2 */
diff --git a/arch/alpha/kernel/sys_ruffian.c b/arch/alpha/kernel/sys_ruffian.c
index a3f485257170..3b35e1913492 100644
--- a/arch/alpha/kernel/sys_ruffian.c
+++ b/arch/alpha/kernel/sys_ruffian.c
@@ -117,10 +117,10 @@ ruffian_kill_arch (int mode)
  *
  */
 
-static int __init
+static int
 ruffian_map_irq(const struct pci_dev *dev, u8 slot, u8 pin)
 {
-        static char irq_tab[11][5] __initdata = {
+        static char irq_tab[11][5] = {
 	      /*INT  INTA INTB INTC INTD */
 		{-1,  -1,  -1,  -1,  -1},  /* IdSel 13,  21052	     */
 		{-1,  -1,  -1,  -1,  -1},  /* IdSel 14,  SIO	     */
@@ -139,7 +139,7 @@ ruffian_map_irq(const struct pci_dev *dev, u8 slot, u8 pin)
 	return COMMON_TABLE_LOOKUP;
 }
 
-static u8 __init
+static u8
 ruffian_swizzle(struct pci_dev *dev, u8 *pinp)
 {
 	int slot, pin = *pinp;
diff --git a/arch/alpha/kernel/sys_rx164.c b/arch/alpha/kernel/sys_rx164.c
index 08ee737d4fba..e178007107ef 100644
--- a/arch/alpha/kernel/sys_rx164.c
+++ b/arch/alpha/kernel/sys_rx164.c
@@ -142,7 +142,7 @@ rx164_init_irq(void)
  * 
  */
 
-static int __init
+static int
 rx164_map_irq(const struct pci_dev *dev, u8 slot, u8 pin)
 {
 #if 0
@@ -156,7 +156,7 @@ rx164_map_irq(const struct pci_dev *dev, u8 slot, u8 pin)
 	  { 16+1, 16+1, 16+6, 16+11, 16+16},      /* IdSel 10, slot 4 */
 	};
 #else
-	static char irq_tab[6][5] __initdata = {
+	static char irq_tab[6][5] = {
 	  /*INT   INTA  INTB  INTC   INTD */
 	  { 16+0, 16+0, 16+6, 16+11, 16+16},      /* IdSel 5,  slot 0 */
 	  { 16+1, 16+1, 16+7, 16+12, 16+17},      /* IdSel 6,  slot 1 */
diff --git a/arch/alpha/kernel/sys_sable.c b/arch/alpha/kernel/sys_sable.c
index 8a0aa6d67b53..86d259c2612d 100644
--- a/arch/alpha/kernel/sys_sable.c
+++ b/arch/alpha/kernel/sys_sable.c
@@ -192,10 +192,10 @@ sable_init_irq(void)
  * with the values in the irq swizzling tables above.
  */
 
-static int __init
+static int
 sable_map_irq(const struct pci_dev *dev, u8 slot, u8 pin)
 {
-	static char irq_tab[9][5] __initdata = {
+	static char irq_tab[9][5] = {
 		/*INT    INTA   INTB   INTC   INTD */
 		{ 32+0,  32+0,  32+0,  32+0,  32+0},  /* IdSel 0,  TULIP  */
 		{ 32+1,  32+1,  32+1,  32+1,  32+1},  /* IdSel 1,  SCSI   */
@@ -374,10 +374,10 @@ lynx_init_irq(void)
  * with the values in the irq swizzling tables above.
  */
 
-static int __init
+static int
 lynx_map_irq(const struct pci_dev *dev, u8 slot, u8 pin)
 {
-	static char irq_tab[19][5] __initdata = {
+	static char irq_tab[19][5] = {
 		/*INT    INTA   INTB   INTC   INTD */
 		{   -1,    -1,    -1,    -1,    -1},  /* IdSel 13,  PCEB   */
 		{   -1,    -1,    -1,    -1,    -1},  /* IdSel 14,  PPB    */
@@ -404,7 +404,7 @@ lynx_map_irq(const struct pci_dev *dev, u8 slot, u8 pin)
 	return COMMON_TABLE_LOOKUP;
 }
 
-static u8 __init
+static u8
 lynx_swizzle(struct pci_dev *dev, u8 *pinp)
 {
 	int slot, pin = *pinp;
diff --git a/arch/alpha/kernel/sys_sio.c b/arch/alpha/kernel/sys_sio.c
index febd24eba7a6..9fd2895639d5 100644
--- a/arch/alpha/kernel/sys_sio.c
+++ b/arch/alpha/kernel/sys_sio.c
@@ -144,7 +144,7 @@ sio_fixup_irq_levels(unsigned int level_bits)
 	outb((level_bits >> 8) & 0xff, 0x4d1);
 }
 
-static inline int __init
+static inline int
 noname_map_irq(const struct pci_dev *dev, u8 slot, u8 pin)
 {
 	/*
@@ -165,7 +165,7 @@ noname_map_irq(const struct pci_dev *dev, u8 slot, u8 pin)
 	 * that they use the default INTA line, if they are interrupt
 	 * driven at all).
 	 */
-	static char irq_tab[][5] __initdata = {
+	static char irq_tab[][5] = {
 		/*INT A   B   C   D */
 		{ 3,  3,  3,  3,  3}, /* idsel  6 (53c810) */ 
 		{-1, -1, -1, -1, -1}, /* idsel  7 (SIO: PCI/ISA bridge) */
@@ -183,10 +183,10 @@ noname_map_irq(const struct pci_dev *dev, u8 slot, u8 pin)
 	return irq >= 0 ? tmp : -1;
 }
 
-static inline int __init
+static inline int
 p2k_map_irq(const struct pci_dev *dev, u8 slot, u8 pin)
 {
-	static char irq_tab[][5] __initdata = {
+	static char irq_tab[][5] = {
 		/*INT A   B   C   D */
 		{ 0,  0, -1, -1, -1}, /* idsel  6 (53c810) */
 		{-1, -1, -1, -1, -1}, /* idsel  7 (SIO: PCI/ISA bridge) */
diff --git a/arch/alpha/kernel/sys_sx164.c b/arch/alpha/kernel/sys_sx164.c
index d063b360efed..23eee54d714a 100644
--- a/arch/alpha/kernel/sys_sx164.c
+++ b/arch/alpha/kernel/sys_sx164.c
@@ -94,10 +94,10 @@ sx164_init_irq(void)
  *   9  32 bit PCI option slot 3
  */
 
-static int __init
+static int
 sx164_map_irq(const struct pci_dev *dev, u8 slot, u8 pin)
 {
-	static char irq_tab[5][5] __initdata = {
+	static char irq_tab[5][5] = {
 		/*INT    INTA   INTB   INTC   INTD */
 		{ 16+ 9, 16+ 9, 16+13, 16+17, 16+21}, /* IdSel 5 slot 2 J17 */
 		{ 16+11, 16+11, 16+15, 16+19, 16+23}, /* IdSel 6 slot 0 J19 */
diff --git a/arch/alpha/kernel/sys_takara.c b/arch/alpha/kernel/sys_takara.c
index dd0f1eae3c68..9101f2bb6176 100644
--- a/arch/alpha/kernel/sys_takara.c
+++ b/arch/alpha/kernel/sys_takara.c
@@ -155,10 +155,10 @@ takara_init_irq(void)
  * assign it whatever the hell IRQ we like and it doesn't matter.
  */
 
-static int __init
+static int
 takara_map_irq_srm(const struct pci_dev *dev, u8 slot, u8 pin)
 {
-	static char irq_tab[15][5] __initdata = {
+	static char irq_tab[15][5] = {
 		{ 16+3, 16+3, 16+3, 16+3, 16+3},   /* slot  6 == device 3 */
 		{ 16+2, 16+2, 16+2, 16+2, 16+2},   /* slot  7 == device 2 */
 		{ 16+1, 16+1, 16+1, 16+1, 16+1},   /* slot  8 == device 1 */
@@ -210,7 +210,7 @@ takara_map_irq(const struct pci_dev *dev, u8 slot, u8 pin)
 	return COMMON_TABLE_LOOKUP;
 }
 
-static u8 __init
+static u8
 takara_swizzle(struct pci_dev *dev, u8 *pinp)
 {
 	int slot = PCI_SLOT(dev->devfn);
diff --git a/arch/alpha/kernel/sys_wildfire.c b/arch/alpha/kernel/sys_wildfire.c
index ee1874887776..c3f8b79fe214 100644
--- a/arch/alpha/kernel/sys_wildfire.c
+++ b/arch/alpha/kernel/sys_wildfire.c
@@ -288,10 +288,10 @@ wildfire_device_interrupt(unsigned long vector)
  *   7	 64 bit PCI 1 option slot 7
  */
 
-static int __init
+static int
 wildfire_map_irq(const struct pci_dev *dev, u8 slot, u8 pin)
 {
-	static char irq_tab[8][5] __initdata = {
+	static char irq_tab[8][5] = {
 		/*INT    INTA   INTB   INTC   INTD */
 		{ -1,    -1,    -1,    -1,    -1}, /* IdSel 0 ISA Bridge */
 		{ 36,    36,    36+1, 36+2, 36+3}, /* IdSel 1 SCSI builtin */
diff --git a/arch/arc/boot/dts/hsdk.dts b/arch/arc/boot/dts/hsdk.dts
index 8adde1b492f1..8f627c200d60 100644
--- a/arch/arc/boot/dts/hsdk.dts
+++ b/arch/arc/boot/dts/hsdk.dts
@@ -137,14 +137,15 @@
 			/*
 			 * DW sdio controller has external ciu clock divider
 			 * controlled via register in SDIO IP. Due to its
-			 * unexpected default value (it should devide by 1
-			 * but it devides by 8) SDIO IP uses wrong clock and
+			 * unexpected default value (it should divide by 1
+			 * but it divides by 8) SDIO IP uses wrong clock and
 			 * works unstable (see STAR 9001204800)
+			 * We switched to the minimum possible value of the
+			 * divisor (div-by-2) in HSDK platform code.
 			 * So add temporary fix and change clock frequency
-			 * from 100000000 to 12500000 Hz until we fix dw sdio
-			 * driver itself.
+			 * to 50000000 Hz until we fix dw sdio driver itself.
 			 */
-			clock-frequency = <12500000>;
+			clock-frequency = <50000000>;
 			#clock-cells = <0>;
 		};
 
diff --git a/arch/arc/configs/hsdk_defconfig b/arch/arc/configs/hsdk_defconfig
index 15f0f6b5fec1..7b8f8faf8a24 100644
--- a/arch/arc/configs/hsdk_defconfig
+++ b/arch/arc/configs/hsdk_defconfig
@@ -63,7 +63,6 @@ CONFIG_MMC_SDHCI=y
 CONFIG_MMC_SDHCI_PLTFM=y
 CONFIG_MMC_DW=y
 # CONFIG_IOMMU_SUPPORT is not set
-CONFIG_RESET_HSDK=y
 CONFIG_EXT3_FS=y
 CONFIG_VFAT_FS=y
 CONFIG_TMPFS=y
diff --git a/arch/arc/kernel/smp.c b/arch/arc/kernel/smp.c
index f46267153ec2..6df9d94a9537 100644
--- a/arch/arc/kernel/smp.c
+++ b/arch/arc/kernel/smp.c
@@ -23,6 +23,8 @@
 #include <linux/cpumask.h>
 #include <linux/reboot.h>
 #include <linux/irqdomain.h>
+#include <linux/export.h>
+
 #include <asm/processor.h>
 #include <asm/setup.h>
 #include <asm/mach_desc.h>
@@ -30,6 +32,9 @@
 #ifndef CONFIG_ARC_HAS_LLSC
 arch_spinlock_t smp_atomic_ops_lock = __ARCH_SPIN_LOCK_UNLOCKED;
 arch_spinlock_t smp_bitops_lock = __ARCH_SPIN_LOCK_UNLOCKED;
+
+EXPORT_SYMBOL_GPL(smp_atomic_ops_lock);
+EXPORT_SYMBOL_GPL(smp_bitops_lock);
 #endif
 
 struct plat_smp_ops  __weak plat_smp_ops;
diff --git a/arch/arc/plat-hsdk/Kconfig b/arch/arc/plat-hsdk/Kconfig
index bd08de4be75e..19ab3cf98f0f 100644
--- a/arch/arc/plat-hsdk/Kconfig
+++ b/arch/arc/plat-hsdk/Kconfig
@@ -8,3 +8,4 @@
 menuconfig ARC_SOC_HSDK
 	bool "ARC HS Development Kit SOC"
 	select CLK_HSDK
+	select RESET_HSDK
diff --git a/arch/arc/plat-hsdk/platform.c b/arch/arc/plat-hsdk/platform.c
index 744e62e58788..fd0ae5e38639 100644
--- a/arch/arc/plat-hsdk/platform.c
+++ b/arch/arc/plat-hsdk/platform.c
@@ -74,6 +74,10 @@ static void __init hsdk_set_cpu_freq_1ghz(void)
 		pr_err("Failed to setup CPU frequency to 1GHz!");
 }
 
+#define SDIO_BASE		(ARC_PERIPHERAL_BASE + 0xA000)
+#define SDIO_UHS_REG_EXT	(SDIO_BASE + 0x108)
+#define SDIO_UHS_REG_EXT_DIV_2	(2 << 30)
+
 static void __init hsdk_init_early(void)
 {
 	/*
@@ -90,6 +94,12 @@ static void __init hsdk_init_early(void)
 	writel(1, (void __iomem *) CREG_PAE_UPDATE);
 
 	/*
+	 * Switch SDIO external ciu clock divider from default div-by-8 to
+	 * minimum possible div-by-2.
+	 */
+	iowrite32(SDIO_UHS_REG_EXT_DIV_2, (void __iomem *) SDIO_UHS_REG_EXT);
+
+	/*
 	 * Setup CPU frequency to 1GHz.
 	 * TODO: remove it after smart hsdk pll driver will be introduced.
 	 */
diff --git a/arch/arm/Makefile b/arch/arm/Makefile
index 47d3a1ab08d2..817e5cfef83a 100644
--- a/arch/arm/Makefile
+++ b/arch/arm/Makefile
@@ -131,7 +131,7 @@ endif
 KBUILD_CFLAGS	+=$(CFLAGS_ABI) $(CFLAGS_ISA) $(arch-y) $(tune-y) $(call cc-option,-mshort-load-bytes,$(call cc-option,-malignment-traps,)) -msoft-float -Uarm
 KBUILD_AFLAGS	+=$(CFLAGS_ABI) $(AFLAGS_ISA) $(arch-y) $(tune-y) -include asm/unified.h -msoft-float
 
-CHECKFLAGS	+= -D__arm__
+CHECKFLAGS	+= -D__arm__ -m32
 
 #Default value
 head-y		:= arch/arm/kernel/head$(MMUEXT).o
diff --git a/arch/arm/boot/compressed/debug.S b/arch/arm/boot/compressed/debug.S
index 5392ee63338f..8f6e37177de1 100644
--- a/arch/arm/boot/compressed/debug.S
+++ b/arch/arm/boot/compressed/debug.S
@@ -23,7 +23,11 @@ ENTRY(putc)
 	strb	r0, [r1]
 	mov	r0, #0x03		@ SYS_WRITEC
    ARM(	svc	#0x123456	)
+#ifdef CONFIG_CPU_V7M
+ THUMB(	bkpt	#0xab		)
+#else
  THUMB(	svc	#0xab		)
+#endif
 	mov	pc, lr
 	.align	2
 1:	.word	_GLOBAL_OFFSET_TABLE_ - .
diff --git a/arch/arm/boot/dts/armada-38x.dtsi b/arch/arm/boot/dts/armada-38x.dtsi
index 7ff0811e61db..4960722aab32 100644
--- a/arch/arm/boot/dts/armada-38x.dtsi
+++ b/arch/arm/boot/dts/armada-38x.dtsi
@@ -178,7 +178,7 @@
 			};
 
 			i2c0: i2c@11000 {
-				compatible = "marvell,mv64xxx-i2c";
+				compatible = "marvell,mv78230-a0-i2c", "marvell,mv64xxx-i2c";
 				reg = <0x11000 0x20>;
 				#address-cells = <1>;
 				#size-cells = <0>;
@@ -189,7 +189,7 @@
 			};
 
 			i2c1: i2c@11100 {
-				compatible = "marvell,mv64xxx-i2c";
+				compatible = "marvell,mv78230-a0-i2c", "marvell,mv64xxx-i2c";
 				reg = <0x11100 0x20>;
 				#address-cells = <1>;
 				#size-cells = <0>;
diff --git a/arch/arm/boot/dts/at91-sama5d27_som1.dtsi b/arch/arm/boot/dts/at91-sama5d27_som1.dtsi
index 63a5af898165..cf0087b4c9e1 100644
--- a/arch/arm/boot/dts/at91-sama5d27_som1.dtsi
+++ b/arch/arm/boot/dts/at91-sama5d27_som1.dtsi
@@ -67,8 +67,8 @@
 				pinctrl-0 = <&pinctrl_macb0_default>;
 				phy-mode = "rmii";
 
-				ethernet-phy@1 {
-					reg = <0x1>;
+				ethernet-phy@0 {
+					reg = <0x0>;
 					interrupt-parent = <&pioA>;
 					interrupts = <PIN_PD31 IRQ_TYPE_LEVEL_LOW>;
 					pinctrl-names = "default";
diff --git a/arch/arm/boot/dts/at91-sama5d2_xplained.dts b/arch/arm/boot/dts/at91-sama5d2_xplained.dts
index c7e9ccf2bc87..cbc26001247b 100644
--- a/arch/arm/boot/dts/at91-sama5d2_xplained.dts
+++ b/arch/arm/boot/dts/at91-sama5d2_xplained.dts
@@ -309,7 +309,7 @@
 				vddana-supply = <&vdd_3v3_lp_reg>;
 				vref-supply = <&vdd_3v3_lp_reg>;
 				pinctrl-names = "default";
-				pinctrl-0 = <&pinctrl_adc_default>;
+				pinctrl-0 = <&pinctrl_adc_default &pinctrl_adtrg_default>;
 				status = "okay";
 			};
 
@@ -340,6 +340,20 @@
 					bias-disable;
 				};
 
+				/*
+				 * The ADTRG pin can work on any edge type.
+				 * In here it's being pulled up, so need to
+				 * connect it to ground to get an edge e.g.
+				 * Trigger can be configured on falling, rise
+				 * or any edge, and the pull-up can be changed
+				 * to pull-down or left floating according to
+				 * needs.
+				 */
+				pinctrl_adtrg_default: adtrg_default {
+					pinmux = <PIN_PD31__ADTRG>;
+					bias-pull-up;
+				};
+
 				pinctrl_charger_chglev: charger_chglev {
 					pinmux = <PIN_PA12__GPIO>;
 					bias-disable;
diff --git a/arch/arm/boot/dts/bcm2835-rpi-zero-w.dts b/arch/arm/boot/dts/bcm2835-rpi-zero-w.dts
index 82651c3eb682..b8565fc33eea 100644
--- a/arch/arm/boot/dts/bcm2835-rpi-zero-w.dts
+++ b/arch/arm/boot/dts/bcm2835-rpi-zero-w.dts
@@ -18,12 +18,9 @@
 	compatible = "raspberrypi,model-zero-w", "brcm,bcm2835";
 	model = "Raspberry Pi Zero W";
 
-	/* Needed by firmware to properly init UARTs */
-	aliases {
-		uart0 = "/soc/serial@7e201000";
-		uart1 = "/soc/serial@7e215040";
-		serial0 = "/soc/serial@7e201000";
-		serial1 = "/soc/serial@7e215040";
+	chosen {
+		/* 8250 auxiliary UART instead of pl011 */
+		stdout-path = "serial1:115200n8";
 	};
 
 	leds {
diff --git a/arch/arm/boot/dts/bcm2837-rpi-3-b.dts b/arch/arm/boot/dts/bcm2837-rpi-3-b.dts
index 20725ca487f3..c71a0d73d2a2 100644
--- a/arch/arm/boot/dts/bcm2837-rpi-3-b.dts
+++ b/arch/arm/boot/dts/bcm2837-rpi-3-b.dts
@@ -8,6 +8,11 @@
 	compatible = "raspberrypi,3-model-b", "brcm,bcm2837";
 	model = "Raspberry Pi 3 Model B";
 
+	chosen {
+		/* 8250 auxiliary UART instead of pl011 */
+		stdout-path = "serial1:115200n8";
+	};
+
 	memory {
 		reg = <0 0x40000000>;
 	};
diff --git a/arch/arm/boot/dts/bcm283x.dtsi b/arch/arm/boot/dts/bcm283x.dtsi
index 431dcfc900c0..013431e3d7c3 100644
--- a/arch/arm/boot/dts/bcm283x.dtsi
+++ b/arch/arm/boot/dts/bcm283x.dtsi
@@ -20,8 +20,13 @@
 	#address-cells = <1>;
 	#size-cells = <1>;
 
+	aliases {
+		serial0 = &uart0;
+		serial1 = &uart1;
+	};
+
 	chosen {
-		bootargs = "earlyprintk console=ttyAMA0";
+		stdout-path = "serial0:115200n8";
 	};
 
 	thermal-zones {
diff --git a/arch/arm/boot/dts/gemini.dtsi b/arch/arm/boot/dts/gemini.dtsi
index c68e8d430234..f0d178c77153 100644
--- a/arch/arm/boot/dts/gemini.dtsi
+++ b/arch/arm/boot/dts/gemini.dtsi
@@ -145,11 +145,12 @@
 		};
 
 		watchdog@41000000 {
-			compatible = "cortina,gemini-watchdog";
+			compatible = "cortina,gemini-watchdog", "faraday,ftwdt010";
 			reg = <0x41000000 0x1000>;
 			interrupts = <3 IRQ_TYPE_LEVEL_HIGH>;
 			resets = <&syscon GEMINI_RESET_WDOG>;
 			clocks = <&syscon GEMINI_CLK_APB>;
+			clock-names = "PCLK";
 		};
 
 		uart0: serial@42000000 {
diff --git a/arch/arm/boot/dts/imx7d.dtsi b/arch/arm/boot/dts/imx7d.dtsi
index f46814a7ea44..4d308d17f040 100644
--- a/arch/arm/boot/dts/imx7d.dtsi
+++ b/arch/arm/boot/dts/imx7d.dtsi
@@ -144,10 +144,10 @@
 		interrupt-names = "msi";
 		#interrupt-cells = <1>;
 		interrupt-map-mask = <0 0 0 0x7>;
-		interrupt-map = <0 0 0 1 &intc GIC_SPI 125 IRQ_TYPE_LEVEL_HIGH>,
-				<0 0 0 2 &intc GIC_SPI 124 IRQ_TYPE_LEVEL_HIGH>,
-				<0 0 0 3 &intc GIC_SPI 123 IRQ_TYPE_LEVEL_HIGH>,
-				<0 0 0 4 &intc GIC_SPI 122 IRQ_TYPE_LEVEL_HIGH>;
+		interrupt-map = <0 0 0 1 &intc GIC_SPI 122 IRQ_TYPE_LEVEL_HIGH>,
+				<0 0 0 2 &intc GIC_SPI 123 IRQ_TYPE_LEVEL_HIGH>,
+				<0 0 0 3 &intc GIC_SPI 124 IRQ_TYPE_LEVEL_HIGH>,
+				<0 0 0 4 &intc GIC_SPI 125 IRQ_TYPE_LEVEL_HIGH>;
 		clocks = <&clks IMX7D_PCIE_CTRL_ROOT_CLK>,
 			 <&clks IMX7D_PLL_ENET_MAIN_100M_CLK>,
 			 <&clks IMX7D_PCIE_PHY_ROOT_CLK>;
diff --git a/arch/arm/boot/dts/moxart.dtsi b/arch/arm/boot/dts/moxart.dtsi
index 1f4c795d3f72..da7b3237bfe9 100644
--- a/arch/arm/boot/dts/moxart.dtsi
+++ b/arch/arm/boot/dts/moxart.dtsi
@@ -87,9 +87,10 @@
 		};
 
 		watchdog: watchdog@98500000 {
-			compatible = "moxa,moxart-watchdog";
+			compatible = "moxa,moxart-watchdog", "faraday,ftwdt010";
 			reg = <0x98500000 0x10>;
 			clocks = <&clk_apb>;
+			clock-names = "PCLK";
 		};
 
 		sdhci: sdhci@98e00000 {
diff --git a/arch/arm/boot/dts/sama5d2.dtsi b/arch/arm/boot/dts/sama5d2.dtsi
index 38d2216c7ead..b1a26b42d190 100644
--- a/arch/arm/boot/dts/sama5d2.dtsi
+++ b/arch/arm/boot/dts/sama5d2.dtsi
@@ -1430,6 +1430,7 @@
 				atmel,min-sample-rate-hz = <200000>;
 				atmel,max-sample-rate-hz = <20000000>;
 				atmel,startup-time-ms = <4>;
+				atmel,trigger-edge-type = <IRQ_TYPE_EDGE_RISING>;
 				status = "disabled";
 			};
 
diff --git a/arch/arm/boot/dts/sun6i-a31.dtsi b/arch/arm/boot/dts/sun6i-a31.dtsi
index b147cb0dc14b..eef072a21acc 100644
--- a/arch/arm/boot/dts/sun6i-a31.dtsi
+++ b/arch/arm/boot/dts/sun6i-a31.dtsi
@@ -311,8 +311,8 @@
 					#size-cells = <0>;
 					reg = <0>;
 
-					tcon1_in_drc1: endpoint@0 {
-						reg = <0>;
+					tcon1_in_drc1: endpoint@1 {
+						reg = <1>;
 						remote-endpoint = <&drc1_out_tcon1>;
 					};
 				};
@@ -1012,8 +1012,8 @@
 					#size-cells = <0>;
 					reg = <1>;
 
-					be1_out_drc1: endpoint@0 {
-						reg = <0>;
+					be1_out_drc1: endpoint@1 {
+						reg = <1>;
 						remote-endpoint = <&drc1_in_be1>;
 					};
 				};
@@ -1042,8 +1042,8 @@
 					#size-cells = <0>;
 					reg = <0>;
 
-					drc1_in_be1: endpoint@0 {
-						reg = <0>;
+					drc1_in_be1: endpoint@1 {
+						reg = <1>;
 						remote-endpoint = <&be1_out_drc1>;
 					};
 				};
@@ -1053,8 +1053,8 @@
 					#size-cells = <0>;
 					reg = <1>;
 
-					drc1_out_tcon1: endpoint@0 {
-						reg = <0>;
+					drc1_out_tcon1: endpoint@1 {
+						reg = <1>;
 						remote-endpoint = <&tcon1_in_drc1>;
 					};
 				};
diff --git a/arch/arm/kernel/debug.S b/arch/arm/kernel/debug.S
index ea9646cc2a0e..0a498cb3fad8 100644
--- a/arch/arm/kernel/debug.S
+++ b/arch/arm/kernel/debug.S
@@ -115,7 +115,11 @@ ENTRY(printascii)
 		mov	r1, r0
 		mov	r0, #0x04		@ SYS_WRITE0
 	ARM(	svc	#0x123456	)
+#ifdef CONFIG_CPU_V7M
+	THUMB(	bkpt	#0xab		)
+#else
 	THUMB(	svc	#0xab		)
+#endif
 		ret	lr
 ENDPROC(printascii)
 
@@ -124,7 +128,11 @@ ENTRY(printch)
 		strb	r0, [r1]
 		mov	r0, #0x03		@ SYS_WRITEC
 	ARM(	svc	#0x123456	)
+#ifdef CONFIG_CPU_V7M
+	THUMB(	bkpt	#0xab		)
+#else
 	THUMB(	svc	#0xab		)
+#endif
 		ret	lr
 ENDPROC(printch)
 
diff --git a/arch/arm/mach-ux500/cpu-db8500.c b/arch/arm/mach-ux500/cpu-db8500.c
index 71a34e8c345a..57058ac46f49 100644
--- a/arch/arm/mach-ux500/cpu-db8500.c
+++ b/arch/arm/mach-ux500/cpu-db8500.c
@@ -32,6 +32,7 @@
 #include <asm/mach/arch.h>
 
 #include "db8500-regs.h"
+#include "pm_domains.h"
 
 static int __init ux500_l2x0_unlock(void)
 {
@@ -157,6 +158,9 @@ static const struct of_device_id u8500_local_bus_nodes[] = {
 
 static void __init u8500_init_machine(void)
 {
+	/* Initialize ux500 power domains */
+	ux500_pm_domains_init();
+
 	/* automatically probe child nodes of dbx5x0 devices */
 	if (of_machine_is_compatible("st-ericsson,u8540"))
 		of_platform_populate(NULL, u8500_local_bus_nodes,
diff --git a/arch/arm/mach-ux500/pm.c b/arch/arm/mach-ux500/pm.c
index a970e7fcba9e..f6c33a0c1c61 100644
--- a/arch/arm/mach-ux500/pm.c
+++ b/arch/arm/mach-ux500/pm.c
@@ -19,7 +19,6 @@
 #include <linux/of_address.h>
 
 #include "db8500-regs.h"
-#include "pm_domains.h"
 
 /* ARM WFI Standby signal register */
 #define PRCM_ARM_WFI_STANDBY    (prcmu_base + 0x130)
@@ -203,7 +202,4 @@ void __init ux500_pm_init(u32 phy_base, u32 size)
 
 	/* Set up ux500 suspend callbacks. */
 	suspend_set_ops(UX500_SUSPEND_OPS);
-
-	/* Initialize ux500 power domains */
-	ux500_pm_domains_init();
 }
diff --git a/arch/arm/mm/nommu.c b/arch/arm/mm/nommu.c
index 3b8e728cc944..91537d90f5f5 100644
--- a/arch/arm/mm/nommu.c
+++ b/arch/arm/mm/nommu.c
@@ -344,6 +344,11 @@ void __init arm_mm_memblock_reserve(void)
 	 * reserved here.
 	 */
 #endif
+	/*
+	 * In any case, always ensure address 0 is never used as many things
+	 * get very confused if 0 is returned as a legitimate address.
+	 */
+	memblock_reserve(0, 1);
 }
 
 void __init adjust_lowmem_bounds(void)
diff --git a/arch/arm/xen/p2m.c b/arch/arm/xen/p2m.c
index e71eefa2e427..0641ba54ab62 100644
--- a/arch/arm/xen/p2m.c
+++ b/arch/arm/xen/p2m.c
@@ -1,7 +1,7 @@
 #include <linux/bootmem.h>
 #include <linux/gfp.h>
 #include <linux/export.h>
-#include <linux/rwlock.h>
+#include <linux/spinlock.h>
 #include <linux/slab.h>
 #include <linux/types.h>
 #include <linux/dma-mapping.h>
diff --git a/arch/arm64/boot/dts/allwinner/sun50i-a64-pine64.dts b/arch/arm64/boot/dts/allwinner/sun50i-a64-pine64.dts
index caf8b6fbe5e3..d06e34b5d192 100644
--- a/arch/arm64/boot/dts/allwinner/sun50i-a64-pine64.dts
+++ b/arch/arm64/boot/dts/allwinner/sun50i-a64-pine64.dts
@@ -61,13 +61,6 @@
 	chosen {
 		stdout-path = "serial0:115200n8";
 	};
-
-	reg_vcc3v3: vcc3v3 {
-		compatible = "regulator-fixed";
-		regulator-name = "vcc3v3";
-		regulator-min-microvolt = <3300000>;
-		regulator-max-microvolt = <3300000>;
-	};
 };
 
 &ehci0 {
@@ -91,7 +84,7 @@
 &mmc0 {
 	pinctrl-names = "default";
 	pinctrl-0 = <&mmc0_pins>;
-	vmmc-supply = <&reg_vcc3v3>;
+	vmmc-supply = <&reg_dcdc1>;
 	cd-gpios = <&pio 5 6 GPIO_ACTIVE_HIGH>;
 	cd-inverted;
 	disable-wp;
diff --git a/arch/arm64/boot/dts/marvell/armada-cp110-master.dtsi b/arch/arm64/boot/dts/marvell/armada-cp110-master.dtsi
index 8263a8a504a8..f2aa2a81de4d 100644
--- a/arch/arm64/boot/dts/marvell/armada-cp110-master.dtsi
+++ b/arch/arm64/boot/dts/marvell/armada-cp110-master.dtsi
@@ -336,7 +336,7 @@
 				/* non-prefetchable memory */
 				0x82000000 0 0xf6000000 0  0xf6000000 0 0xf00000>;
 			interrupt-map-mask = <0 0 0 0>;
-			interrupt-map = <0 0 0 0 &cpm_icu 0 ICU_GRP_NSR 22 IRQ_TYPE_LEVEL_HIGH>;
+			interrupt-map = <0 0 0 0 &cpm_icu ICU_GRP_NSR 22 IRQ_TYPE_LEVEL_HIGH>;
 			interrupts = <ICU_GRP_NSR 22 IRQ_TYPE_LEVEL_HIGH>;
 			num-lanes = <1>;
 			clocks = <&cpm_clk 1 13>;
@@ -362,7 +362,7 @@
 				/* non-prefetchable memory */
 				0x82000000 0 0xf7000000 0  0xf7000000 0 0xf00000>;
 			interrupt-map-mask = <0 0 0 0>;
-			interrupt-map = <0 0 0 0 &cpm_icu 0 ICU_GRP_NSR 24 IRQ_TYPE_LEVEL_HIGH>;
+			interrupt-map = <0 0 0 0 &cpm_icu ICU_GRP_NSR 24 IRQ_TYPE_LEVEL_HIGH>;
 			interrupts = <ICU_GRP_NSR 24 IRQ_TYPE_LEVEL_HIGH>;
 
 			num-lanes = <1>;
@@ -389,7 +389,7 @@
 				/* non-prefetchable memory */
 				0x82000000 0 0xf8000000 0  0xf8000000 0 0xf00000>;
 			interrupt-map-mask = <0 0 0 0>;
-			interrupt-map = <0 0 0 0 &cpm_icu 0 ICU_GRP_NSR 23 IRQ_TYPE_LEVEL_HIGH>;
+			interrupt-map = <0 0 0 0 &cpm_icu ICU_GRP_NSR 23 IRQ_TYPE_LEVEL_HIGH>;
 			interrupts = <ICU_GRP_NSR 23 IRQ_TYPE_LEVEL_HIGH>;
 
 			num-lanes = <1>;
diff --git a/arch/arm64/boot/dts/marvell/armada-cp110-slave.dtsi b/arch/arm64/boot/dts/marvell/armada-cp110-slave.dtsi
index b71ee6c83668..4fe70323abb3 100644
--- a/arch/arm64/boot/dts/marvell/armada-cp110-slave.dtsi
+++ b/arch/arm64/boot/dts/marvell/armada-cp110-slave.dtsi
@@ -335,7 +335,7 @@
 				/* non-prefetchable memory */
 				0x82000000 0 0xfa000000 0  0xfa000000 0 0xf00000>;
 			interrupt-map-mask = <0 0 0 0>;
-			interrupt-map = <0 0 0 0 &cps_icu 0 ICU_GRP_NSR 22 IRQ_TYPE_LEVEL_HIGH>;
+			interrupt-map = <0 0 0 0 &cps_icu ICU_GRP_NSR 22 IRQ_TYPE_LEVEL_HIGH>;
 			interrupts = <ICU_GRP_NSR 22 IRQ_TYPE_LEVEL_HIGH>;
 			num-lanes = <1>;
 			clocks = <&cps_clk 1 13>;
@@ -361,7 +361,7 @@
 				/* non-prefetchable memory */
 				0x82000000 0 0xfb000000 0  0xfb000000 0 0xf00000>;
 			interrupt-map-mask = <0 0 0 0>;
-			interrupt-map = <0 0 0 0 &cps_icu 0 ICU_GRP_NSR 24 IRQ_TYPE_LEVEL_HIGH>;
+			interrupt-map = <0 0 0 0 &cps_icu ICU_GRP_NSR 24 IRQ_TYPE_LEVEL_HIGH>;
 			interrupts = <ICU_GRP_NSR 24 IRQ_TYPE_LEVEL_HIGH>;
 
 			num-lanes = <1>;
@@ -388,7 +388,7 @@
 				/* non-prefetchable memory */
 				0x82000000 0 0xfc000000 0  0xfc000000 0 0xf00000>;
 			interrupt-map-mask = <0 0 0 0>;
-			interrupt-map = <0 0 0 0 &cps_icu 0 ICU_GRP_NSR 23 IRQ_TYPE_LEVEL_HIGH>;
+			interrupt-map = <0 0 0 0 &cps_icu ICU_GRP_NSR 23 IRQ_TYPE_LEVEL_HIGH>;
 			interrupts = <ICU_GRP_NSR 23 IRQ_TYPE_LEVEL_HIGH>;
 
 			num-lanes = <1>;
diff --git a/arch/arm64/boot/dts/renesas/salvator-common.dtsi b/arch/arm64/boot/dts/renesas/salvator-common.dtsi
index 4786c67b5e65..d9d885006a8e 100644
--- a/arch/arm64/boot/dts/renesas/salvator-common.dtsi
+++ b/arch/arm64/boot/dts/renesas/salvator-common.dtsi
@@ -62,6 +62,7 @@
 		brightness-levels = <256 128 64 16 8 4 0>;
 		default-brightness-level = <6>;
 
+		power-supply = <&reg_12v>;
 		enable-gpios = <&gpio6 7 GPIO_ACTIVE_HIGH>;
 	};
 
@@ -83,6 +84,15 @@
 		regulator-always-on;
 	};
 
+	reg_12v: regulator2 {
+		compatible = "regulator-fixed";
+		regulator-name = "fixed-12V";
+		regulator-min-microvolt = <12000000>;
+		regulator-max-microvolt = <12000000>;
+		regulator-boot-on;
+		regulator-always-on;
+	};
+
 	rsnd_ak4613: sound {
 		compatible = "simple-audio-card";
 
diff --git a/arch/arm64/boot/dts/rockchip/rk3328.dtsi b/arch/arm64/boot/dts/rockchip/rk3328.dtsi
index 6d615cb6e64d..41d61840fb99 100644
--- a/arch/arm64/boot/dts/rockchip/rk3328.dtsi
+++ b/arch/arm64/boot/dts/rockchip/rk3328.dtsi
@@ -582,7 +582,7 @@
 	vop_mmu: iommu@ff373f00 {
 		compatible = "rockchip,iommu";
 		reg = <0x0 0xff373f00 0x0 0x100>;
-		interrupts = <GIC_SPI 32 IRQ_TYPE_LEVEL_HIGH 0>;
+		interrupts = <GIC_SPI 32 IRQ_TYPE_LEVEL_HIGH>;
 		interrupt-names = "vop_mmu";
 		#iommu-cells = <0>;
 		status = "disabled";
diff --git a/arch/arm64/boot/dts/rockchip/rk3368.dtsi b/arch/arm64/boot/dts/rockchip/rk3368.dtsi
index 19fbaa5e7bdd..1070c8264c13 100644
--- a/arch/arm64/boot/dts/rockchip/rk3368.dtsi
+++ b/arch/arm64/boot/dts/rockchip/rk3368.dtsi
@@ -740,7 +740,7 @@
 	iep_mmu: iommu@ff900800 {
 		compatible = "rockchip,iommu";
 		reg = <0x0 0xff900800 0x0 0x100>;
-		interrupts = <GIC_SPI 17 IRQ_TYPE_LEVEL_HIGH 0>;
+		interrupts = <GIC_SPI 17 IRQ_TYPE_LEVEL_HIGH>;
 		interrupt-names = "iep_mmu";
 		#iommu-cells = <0>;
 		status = "disabled";
diff --git a/arch/arm64/boot/dts/rockchip/rk3399-firefly.dts b/arch/arm64/boot/dts/rockchip/rk3399-firefly.dts
index 7fd4bfcaa38e..fef82274a39d 100644
--- a/arch/arm64/boot/dts/rockchip/rk3399-firefly.dts
+++ b/arch/arm64/boot/dts/rockchip/rk3399-firefly.dts
@@ -371,10 +371,10 @@
 				regulator-always-on;
 				regulator-boot-on;
 				regulator-min-microvolt = <1800000>;
-				regulator-max-microvolt = <3300000>;
+				regulator-max-microvolt = <3000000>;
 				regulator-state-mem {
 					regulator-on-in-suspend;
-					regulator-suspend-microvolt = <3300000>;
+					regulator-suspend-microvolt = <3000000>;
 				};
 			};
 
diff --git a/arch/arm64/boot/dts/rockchip/rk3399-puma.dtsi b/arch/arm64/boot/dts/rockchip/rk3399-puma.dtsi
index 53ff3d191a1d..910628d18add 100644
--- a/arch/arm64/boot/dts/rockchip/rk3399-puma.dtsi
+++ b/arch/arm64/boot/dts/rockchip/rk3399-puma.dtsi
@@ -325,12 +325,12 @@
 			vcc_sd: LDO_REG4 {
 				regulator-name = "vcc_sd";
 				regulator-min-microvolt = <1800000>;
-				regulator-max-microvolt = <3300000>;
+				regulator-max-microvolt = <3000000>;
 				regulator-always-on;
 				regulator-boot-on;
 				regulator-state-mem {
 					regulator-on-in-suspend;
-					regulator-suspend-microvolt = <3300000>;
+					regulator-suspend-microvolt = <3000000>;
 				};
 			};
 
diff --git a/arch/arm64/boot/dts/rockchip/rk3399-sapphire.dtsi b/arch/arm64/boot/dts/rockchip/rk3399-sapphire.dtsi
index 6c30bb02210d..0f873c897d0d 100644
--- a/arch/arm64/boot/dts/rockchip/rk3399-sapphire.dtsi
+++ b/arch/arm64/boot/dts/rockchip/rk3399-sapphire.dtsi
@@ -315,10 +315,10 @@
 				regulator-always-on;
 				regulator-boot-on;
 				regulator-min-microvolt = <1800000>;
-				regulator-max-microvolt = <3300000>;
+				regulator-max-microvolt = <3000000>;
 				regulator-state-mem {
 					regulator-on-in-suspend;
-					regulator-suspend-microvolt = <3300000>;
+					regulator-suspend-microvolt = <3000000>;
 				};
 			};
 
diff --git a/arch/parisc/kernel/parisc_ksyms.c b/arch/parisc/kernel/parisc_ksyms.c
index c6d6272a934f..7baa2265d439 100644
--- a/arch/parisc/kernel/parisc_ksyms.c
+++ b/arch/parisc/kernel/parisc_ksyms.c
@@ -35,12 +35,12 @@ EXPORT_SYMBOL(memset);
 EXPORT_SYMBOL(__xchg8);
 EXPORT_SYMBOL(__xchg32);
 EXPORT_SYMBOL(__cmpxchg_u32);
+EXPORT_SYMBOL(__cmpxchg_u64);
 #ifdef CONFIG_SMP
 EXPORT_SYMBOL(__atomic_hash);
 #endif
 #ifdef CONFIG_64BIT
 EXPORT_SYMBOL(__xchg64);
-EXPORT_SYMBOL(__cmpxchg_u64);
 #endif
 
 #include <linux/uaccess.h>
diff --git a/arch/parisc/kernel/syscall.S b/arch/parisc/kernel/syscall.S
index 23de307c3052..41e60a9c7db2 100644
--- a/arch/parisc/kernel/syscall.S
+++ b/arch/parisc/kernel/syscall.S
@@ -742,7 +742,7 @@ lws_compare_and_swap_2:
 10:	ldd	0(%r25), %r25
 11:	ldd	0(%r24), %r24
 #else
-	/* Load new value into r22/r23 - high/low */
+	/* Load old value into r22/r23 - high/low */
 10:	ldw	0(%r25), %r22
 11:	ldw	4(%r25), %r23
 	/* Load new value into fr4 for atomic store later */
@@ -834,11 +834,11 @@ cas2_action:
 	copy	%r0, %r28
 #else
 	/* Compare first word */
-19:	ldw,ma	0(%r26), %r29
+19:	ldw	0(%r26), %r29
 	sub,=	%r29, %r22, %r0
 	b,n	cas2_end
 	/* Compare second word */
-20:	ldw,ma	4(%r26), %r29
+20:	ldw	4(%r26), %r29
 	sub,=	%r29, %r23, %r0
 	b,n	cas2_end
 	/* Perform the store */
diff --git a/arch/parisc/kernel/time.c b/arch/parisc/kernel/time.c
index 2d956aa0a38a..8c0105a49839 100644
--- a/arch/parisc/kernel/time.c
+++ b/arch/parisc/kernel/time.c
@@ -253,7 +253,10 @@ static int __init init_cr16_clocksource(void)
 		cpu0_loc = per_cpu(cpu_data, 0).cpu_loc;
 
 		for_each_online_cpu(cpu) {
-			if (cpu0_loc == per_cpu(cpu_data, cpu).cpu_loc)
+			if (cpu == 0)
+				continue;
+			if ((cpu0_loc != 0) &&
+			    (cpu0_loc == per_cpu(cpu_data, cpu).cpu_loc))
 				continue;
 
 			clocksource_cr16.name = "cr16_unstable";
diff --git a/arch/powerpc/kvm/book3s_64_vio.c b/arch/powerpc/kvm/book3s_64_vio.c
index 8f2da8bba737..4dffa611376d 100644
--- a/arch/powerpc/kvm/book3s_64_vio.c
+++ b/arch/powerpc/kvm/book3s_64_vio.c
@@ -478,28 +478,30 @@ long kvmppc_h_put_tce(struct kvm_vcpu *vcpu, unsigned long liobn,
 		return ret;
 
 	dir = iommu_tce_direction(tce);
+
+	idx = srcu_read_lock(&vcpu->kvm->srcu);
+
 	if ((dir != DMA_NONE) && kvmppc_gpa_to_ua(vcpu->kvm,
-			tce & ~(TCE_PCI_READ | TCE_PCI_WRITE), &ua, NULL))
-		return H_PARAMETER;
+			tce & ~(TCE_PCI_READ | TCE_PCI_WRITE), &ua, NULL)) {
+		ret = H_PARAMETER;
+		goto unlock_exit;
+	}
 
 	entry = ioba >> stt->page_shift;
 
 	list_for_each_entry_lockless(stit, &stt->iommu_tables, next) {
-		if (dir == DMA_NONE) {
+		if (dir == DMA_NONE)
 			ret = kvmppc_tce_iommu_unmap(vcpu->kvm,
 					stit->tbl, entry);
-		} else {
-			idx = srcu_read_lock(&vcpu->kvm->srcu);
+		else
 			ret = kvmppc_tce_iommu_map(vcpu->kvm, stit->tbl,
 					entry, ua, dir);
-			srcu_read_unlock(&vcpu->kvm->srcu, idx);
-		}
 
 		if (ret == H_SUCCESS)
 			continue;
 
 		if (ret == H_TOO_HARD)
-			return ret;
+			goto unlock_exit;
 
 		WARN_ON_ONCE(1);
 		kvmppc_clear_tce(stit->tbl, entry);
@@ -507,7 +509,10 @@ long kvmppc_h_put_tce(struct kvm_vcpu *vcpu, unsigned long liobn,
 
 	kvmppc_tce_put(stt, entry, tce);
 
-	return H_SUCCESS;
+unlock_exit:
+	srcu_read_unlock(&vcpu->kvm->srcu, idx);
+
+	return ret;
 }
 EXPORT_SYMBOL_GPL(kvmppc_h_put_tce);
 
diff --git a/arch/powerpc/kvm/book3s_hv_rmhandlers.S b/arch/powerpc/kvm/book3s_hv_rmhandlers.S
index ec69fa45d5a2..42639fba89e8 100644
--- a/arch/powerpc/kvm/book3s_hv_rmhandlers.S
+++ b/arch/powerpc/kvm/book3s_hv_rmhandlers.S
@@ -989,13 +989,14 @@ ALT_FTR_SECTION_END_IFCLR(CPU_FTR_ARCH_300)
 	beq	no_xive
 	ld	r11, VCPU_XIVE_SAVED_STATE(r4)
 	li	r9, TM_QW1_OS
-	stdcix	r11,r9,r10
 	eieio
+	stdcix	r11,r9,r10
 	lwz	r11, VCPU_XIVE_CAM_WORD(r4)
 	li	r9, TM_QW1_OS + TM_WORD2
 	stwcix	r11,r9,r10
 	li	r9, 1
 	stw	r9, VCPU_XIVE_PUSHED(r4)
+	eieio
 no_xive:
 #endif /* CONFIG_KVM_XICS */
 
@@ -1310,6 +1311,7 @@ END_FTR_SECTION_IFSET(CPU_FTR_HAS_PPR)
 	bne	3f
 BEGIN_FTR_SECTION
 	PPC_MSGSYNC
+	lwsync
 END_FTR_SECTION_IFSET(CPU_FTR_ARCH_300)
 	lbz	r0, HSTATE_HOST_IPI(r13)
 	cmpwi	r0, 0
@@ -1400,8 +1402,8 @@ guest_exit_cont:		/* r9 = vcpu, r12 = trap, r13 = paca */
 	cmpldi	cr0, r10, 0
 	beq	1f
 	/* First load to pull the context, we ignore the value */
-	lwzx	r11, r7, r10
 	eieio
+	lwzx	r11, r7, r10
 	/* Second load to recover the context state (Words 0 and 1) */
 	ldx	r11, r6, r10
 	b	3f
@@ -1409,8 +1411,8 @@ guest_exit_cont:		/* r9 = vcpu, r12 = trap, r13 = paca */
 	cmpldi	cr0, r10, 0
 	beq	1f
 	/* First load to pull the context, we ignore the value */
-	lwzcix	r11, r7, r10
 	eieio
+	lwzcix	r11, r7, r10
 	/* Second load to recover the context state (Words 0 and 1) */
 	ldcix	r11, r6, r10
 3:	std	r11, VCPU_XIVE_SAVED_STATE(r9)
@@ -1420,6 +1422,7 @@ guest_exit_cont:		/* r9 = vcpu, r12 = trap, r13 = paca */
 	stw	r10, VCPU_XIVE_PUSHED(r9)
 	stb	r10, (VCPU_XIVE_SAVED_STATE+3)(r9)
 	stb	r0, (VCPU_XIVE_SAVED_STATE+4)(r9)
+	eieio
 1:
 #endif /* CONFIG_KVM_XICS */
 	/* Save more register state  */
@@ -2788,6 +2791,10 @@ END_FTR_SECTION_IFSET(CPU_FTR_ARCH_207S)
 	PPC_MSGCLR(6)
 	/* see if it's a host IPI */
 	li	r3, 1
+BEGIN_FTR_SECTION
+	PPC_MSGSYNC
+	lwsync
+END_FTR_SECTION_IFSET(CPU_FTR_ARCH_300)
 	lbz	r0, HSTATE_HOST_IPI(r13)
 	cmpwi	r0, 0
 	bnelr
diff --git a/arch/powerpc/kvm/powerpc.c b/arch/powerpc/kvm/powerpc.c
index 3480faaf1ef8..ee279c7f4802 100644
--- a/arch/powerpc/kvm/powerpc.c
+++ b/arch/powerpc/kvm/powerpc.c
@@ -644,8 +644,7 @@ int kvm_vm_ioctl_check_extension(struct kvm *kvm, long ext)
 		break;
 #endif
 	case KVM_CAP_PPC_HTM:
-		r = cpu_has_feature(CPU_FTR_TM_COMP) &&
-		    is_kvmppc_hv_enabled(kvm);
+		r = cpu_has_feature(CPU_FTR_TM_COMP) && hv_enabled;
 		break;
 	default:
 		r = 0;
diff --git a/arch/s390/configs/zfcpdump_defconfig b/arch/s390/configs/zfcpdump_defconfig
index afa46a7406ea..04e042edbab7 100644
--- a/arch/s390/configs/zfcpdump_defconfig
+++ b/arch/s390/configs/zfcpdump_defconfig
@@ -27,6 +27,7 @@ CONFIG_NET=y
 CONFIG_UEVENT_HELPER_PATH="/sbin/hotplug"
 CONFIG_DEVTMPFS=y
 # CONFIG_FIRMWARE_IN_KERNEL is not set
+CONFIG_BLK_DEV_RAM=y
 # CONFIG_BLK_DEV_XPRAM is not set
 # CONFIG_DCSSBLK is not set
 # CONFIG_DASD is not set
@@ -59,6 +60,7 @@ CONFIG_CONFIGFS_FS=y
 # CONFIG_NETWORK_FILESYSTEMS is not set
 CONFIG_PRINTK_TIME=y
 CONFIG_DEBUG_INFO=y
+CONFIG_DEBUG_FS=y
 CONFIG_DEBUG_KERNEL=y
 CONFIG_PANIC_ON_OOPS=y
 # CONFIG_SCHED_DEBUG is not set
diff --git a/arch/s390/kernel/entry.S b/arch/s390/kernel/entry.S
index 21900e1cee9c..d185aa3965bf 100644
--- a/arch/s390/kernel/entry.S
+++ b/arch/s390/kernel/entry.S
@@ -521,12 +521,15 @@ ENTRY(pgm_check_handler)
 	tmhh	%r8,0x0001		# test problem state bit
 	jnz	2f			# -> fault in user space
 #if IS_ENABLED(CONFIG_KVM)
-	# cleanup critical section for sie64a
+	# cleanup critical section for program checks in sie64a
 	lgr	%r14,%r9
 	slg	%r14,BASED(.Lsie_critical_start)
 	clg	%r14,BASED(.Lsie_critical_length)
 	jhe	0f
-	brasl	%r14,.Lcleanup_sie
+	lg	%r14,__SF_EMPTY(%r15)		# get control block pointer
+	ni	__SIE_PROG0C+3(%r14),0xfe	# no longer in SIE
+	lctlg	%c1,%c1,__LC_USER_ASCE		# load primary asce
+	larl	%r9,sie_exit			# skip forward to sie_exit
 #endif
 0:	tmhh	%r8,0x4000		# PER bit set in old PSW ?
 	jnz	1f			# -> enabled, can't be a double fault
diff --git a/arch/s390/kernel/smp.c b/arch/s390/kernel/smp.c
index 1cee6753d47a..495ff6959dec 100644
--- a/arch/s390/kernel/smp.c
+++ b/arch/s390/kernel/smp.c
@@ -293,7 +293,10 @@ static void pcpu_attach_task(struct pcpu *pcpu, struct task_struct *tsk)
 	lc->lpp = LPP_MAGIC;
 	lc->current_pid = tsk->pid;
 	lc->user_timer = tsk->thread.user_timer;
+	lc->guest_timer = tsk->thread.guest_timer;
 	lc->system_timer = tsk->thread.system_timer;
+	lc->hardirq_timer = tsk->thread.hardirq_timer;
+	lc->softirq_timer = tsk->thread.softirq_timer;
 	lc->steal_timer = 0;
 }
 
diff --git a/arch/x86/entry/entry_64.S b/arch/x86/entry/entry_64.S
index 49167258d587..f6cdb7a1455e 100644
--- a/arch/x86/entry/entry_64.S
+++ b/arch/x86/entry/entry_64.S
@@ -808,7 +808,7 @@ apicinterrupt IRQ_WORK_VECTOR			irq_work_interrupt		smp_irq_work_interrupt
 
 .macro idtentry sym do_sym has_error_code:req paranoid=0 shift_ist=-1
 ENTRY(\sym)
-	UNWIND_HINT_IRET_REGS offset=8
+	UNWIND_HINT_IRET_REGS offset=\has_error_code*8
 
 	/* Sanity check */
 	.if \shift_ist != -1 && \paranoid == 0
diff --git a/arch/x86/events/intel/bts.c b/arch/x86/events/intel/bts.c
index 16076eb34699..141e07b06216 100644
--- a/arch/x86/events/intel/bts.c
+++ b/arch/x86/events/intel/bts.c
@@ -546,9 +546,6 @@ static int bts_event_init(struct perf_event *event)
 	if (event->attr.type != bts_pmu.type)
 		return -ENOENT;
 
-	if (x86_add_exclusive(x86_lbr_exclusive_bts))
-		return -EBUSY;
-
 	/*
 	 * BTS leaks kernel addresses even when CPL0 tracing is
 	 * disabled, so disallow intel_bts driver for unprivileged
@@ -562,6 +559,9 @@ static int bts_event_init(struct perf_event *event)
 	    !capable(CAP_SYS_ADMIN))
 		return -EACCES;
 
+	if (x86_add_exclusive(x86_lbr_exclusive_bts))
+		return -EBUSY;
+
 	ret = x86_reserve_hardware();
 	if (ret) {
 		x86_del_exclusive(x86_lbr_exclusive_bts);
diff --git a/arch/x86/include/asm/io.h b/arch/x86/include/asm/io.h
index 322d25ae23ab..c40a95c33bb8 100644
--- a/arch/x86/include/asm/io.h
+++ b/arch/x86/include/asm/io.h
@@ -110,10 +110,6 @@ build_mmio_write(__writeq, "q", unsigned long, "r", )
 
 #endif
 
-#define ARCH_HAS_VALID_PHYS_ADDR_RANGE
-extern int valid_phys_addr_range(phys_addr_t addr, size_t size);
-extern int valid_mmap_phys_addr_range(unsigned long pfn, size_t size);
-
 /**
  *	virt_to_phys	-	map virtual addresses to physical
  *	@address: address to remap
diff --git a/arch/x86/kernel/amd_nb.c b/arch/x86/kernel/amd_nb.c
index 458da8509b75..6db28f17ff28 100644
--- a/arch/x86/kernel/amd_nb.c
+++ b/arch/x86/kernel/amd_nb.c
@@ -27,6 +27,8 @@ static const struct pci_device_id amd_root_ids[] = {
 	{}
 };
 
+#define PCI_DEVICE_ID_AMD_CNB17H_F4     0x1704
+
 const struct pci_device_id amd_nb_misc_ids[] = {
 	{ PCI_DEVICE(PCI_VENDOR_ID_AMD, PCI_DEVICE_ID_AMD_K8_NB_MISC) },
 	{ PCI_DEVICE(PCI_VENDOR_ID_AMD, PCI_DEVICE_ID_AMD_10H_NB_MISC) },
@@ -37,6 +39,7 @@ const struct pci_device_id amd_nb_misc_ids[] = {
 	{ PCI_DEVICE(PCI_VENDOR_ID_AMD, PCI_DEVICE_ID_AMD_16H_NB_F3) },
 	{ PCI_DEVICE(PCI_VENDOR_ID_AMD, PCI_DEVICE_ID_AMD_16H_M30H_NB_F3) },
 	{ PCI_DEVICE(PCI_VENDOR_ID_AMD, PCI_DEVICE_ID_AMD_17H_DF_F3) },
+	{ PCI_DEVICE(PCI_VENDOR_ID_AMD, PCI_DEVICE_ID_AMD_CNB17H_F3) },
 	{}
 };
 EXPORT_SYMBOL_GPL(amd_nb_misc_ids);
@@ -48,6 +51,7 @@ static const struct pci_device_id amd_nb_link_ids[] = {
 	{ PCI_DEVICE(PCI_VENDOR_ID_AMD, PCI_DEVICE_ID_AMD_16H_NB_F4) },
 	{ PCI_DEVICE(PCI_VENDOR_ID_AMD, PCI_DEVICE_ID_AMD_16H_M30H_NB_F4) },
 	{ PCI_DEVICE(PCI_VENDOR_ID_AMD, PCI_DEVICE_ID_AMD_17H_DF_F4) },
+	{ PCI_DEVICE(PCI_VENDOR_ID_AMD, PCI_DEVICE_ID_AMD_CNB17H_F4) },
 	{}
 };
 
@@ -402,11 +406,48 @@ void amd_flush_garts(void)
 }
 EXPORT_SYMBOL_GPL(amd_flush_garts);
 
+static void __fix_erratum_688(void *info)
+{
+#define MSR_AMD64_IC_CFG 0xC0011021
+
+	msr_set_bit(MSR_AMD64_IC_CFG, 3);
+	msr_set_bit(MSR_AMD64_IC_CFG, 14);
+}
+
+/* Apply erratum 688 fix so machines without a BIOS fix work. */
+static __init void fix_erratum_688(void)
+{
+	struct pci_dev *F4;
+	u32 val;
+
+	if (boot_cpu_data.x86 != 0x14)
+		return;
+
+	if (!amd_northbridges.num)
+		return;
+
+	F4 = node_to_amd_nb(0)->link;
+	if (!F4)
+		return;
+
+	if (pci_read_config_dword(F4, 0x164, &val))
+		return;
+
+	if (val & BIT(2))
+		return;
+
+	on_each_cpu(__fix_erratum_688, NULL, 0);
+
+	pr_info("x86/cpu/AMD: CPU erratum 688 worked around\n");
+}
+
 static __init int init_amd_nbs(void)
 {
 	amd_cache_northbridges();
 	amd_cache_gart();
 
+	fix_erratum_688();
+
 	return 0;
 }
 
diff --git a/arch/x86/kernel/unwind_orc.c b/arch/x86/kernel/unwind_orc.c
index 570b70d3f604..b95007e7c1b3 100644
--- a/arch/x86/kernel/unwind_orc.c
+++ b/arch/x86/kernel/unwind_orc.c
@@ -86,8 +86,8 @@ static struct orc_entry *orc_find(unsigned long ip)
 		idx = (ip - LOOKUP_START_IP) / LOOKUP_BLOCK_SIZE;
 
 		if (unlikely((idx >= lookup_num_blocks-1))) {
-			orc_warn("WARNING: bad lookup idx: idx=%u num=%u ip=%lx\n",
-				 idx, lookup_num_blocks, ip);
+			orc_warn("WARNING: bad lookup idx: idx=%u num=%u ip=%pB\n",
+				 idx, lookup_num_blocks, (void *)ip);
 			return NULL;
 		}
 
@@ -96,8 +96,8 @@ static struct orc_entry *orc_find(unsigned long ip)
 
 		if (unlikely((__start_orc_unwind + start >= __stop_orc_unwind) ||
 			     (__start_orc_unwind + stop > __stop_orc_unwind))) {
-			orc_warn("WARNING: bad lookup value: idx=%u num=%u start=%u stop=%u ip=%lx\n",
-				 idx, lookup_num_blocks, start, stop, ip);
+			orc_warn("WARNING: bad lookup value: idx=%u num=%u start=%u stop=%u ip=%pB\n",
+				 idx, lookup_num_blocks, start, stop, (void *)ip);
 			return NULL;
 		}
 
@@ -373,7 +373,7 @@ bool unwind_next_frame(struct unwind_state *state)
 
 	case ORC_REG_R10:
 		if (!state->regs || !state->full_regs) {
-			orc_warn("missing regs for base reg R10 at ip %p\n",
+			orc_warn("missing regs for base reg R10 at ip %pB\n",
 				 (void *)state->ip);
 			goto done;
 		}
@@ -382,7 +382,7 @@ bool unwind_next_frame(struct unwind_state *state)
 
 	case ORC_REG_R13:
 		if (!state->regs || !state->full_regs) {
-			orc_warn("missing regs for base reg R13 at ip %p\n",
+			orc_warn("missing regs for base reg R13 at ip %pB\n",
 				 (void *)state->ip);
 			goto done;
 		}
@@ -391,7 +391,7 @@ bool unwind_next_frame(struct unwind_state *state)
 
 	case ORC_REG_DI:
 		if (!state->regs || !state->full_regs) {
-			orc_warn("missing regs for base reg DI at ip %p\n",
+			orc_warn("missing regs for base reg DI at ip %pB\n",
 				 (void *)state->ip);
 			goto done;
 		}
@@ -400,7 +400,7 @@ bool unwind_next_frame(struct unwind_state *state)
 
 	case ORC_REG_DX:
 		if (!state->regs || !state->full_regs) {
-			orc_warn("missing regs for base reg DX at ip %p\n",
+			orc_warn("missing regs for base reg DX at ip %pB\n",
 				 (void *)state->ip);
 			goto done;
 		}
@@ -408,7 +408,7 @@ bool unwind_next_frame(struct unwind_state *state)
 		break;
 
 	default:
-		orc_warn("unknown SP base reg %d for ip %p\n",
+		orc_warn("unknown SP base reg %d for ip %pB\n",
 			 orc->sp_reg, (void *)state->ip);
 		goto done;
 	}
@@ -436,7 +436,7 @@ bool unwind_next_frame(struct unwind_state *state)
 
 	case ORC_TYPE_REGS:
 		if (!deref_stack_regs(state, sp, &state->ip, &state->sp, true)) {
-			orc_warn("can't dereference registers at %p for ip %p\n",
+			orc_warn("can't dereference registers at %p for ip %pB\n",
 				 (void *)sp, (void *)orig_ip);
 			goto done;
 		}
@@ -448,7 +448,7 @@ bool unwind_next_frame(struct unwind_state *state)
 
 	case ORC_TYPE_REGS_IRET:
 		if (!deref_stack_regs(state, sp, &state->ip, &state->sp, false)) {
-			orc_warn("can't dereference iret registers at %p for ip %p\n",
+			orc_warn("can't dereference iret registers at %p for ip %pB\n",
 				 (void *)sp, (void *)orig_ip);
 			goto done;
 		}
@@ -465,7 +465,8 @@ bool unwind_next_frame(struct unwind_state *state)
 		break;
 
 	default:
-		orc_warn("unknown .orc_unwind entry type %d\n", orc->type);
+		orc_warn("unknown .orc_unwind entry type %d for ip %pB\n",
+			 orc->type, (void *)orig_ip);
 		break;
 	}
 
@@ -487,7 +488,7 @@ bool unwind_next_frame(struct unwind_state *state)
 		break;
 
 	default:
-		orc_warn("unknown BP base reg %d for ip %p\n",
+		orc_warn("unknown BP base reg %d for ip %pB\n",
 			 orc->bp_reg, (void *)orig_ip);
 		goto done;
 	}
@@ -496,7 +497,7 @@ bool unwind_next_frame(struct unwind_state *state)
 	if (state->stack_info.type == prev_type &&
 	    on_stack(&state->stack_info, (void *)state->sp, sizeof(long)) &&
 	    state->sp <= prev_sp) {
-		orc_warn("stack going in the wrong direction? ip=%p\n",
+		orc_warn("stack going in the wrong direction? ip=%pB\n",
 			 (void *)orig_ip);
 		goto done;
 	}
diff --git a/arch/x86/mm/mmap.c b/arch/x86/mm/mmap.c
index 320c6237e1d1..a99679826846 100644
--- a/arch/x86/mm/mmap.c
+++ b/arch/x86/mm/mmap.c
@@ -174,15 +174,3 @@ const char *arch_vma_name(struct vm_area_struct *vma)
 		return "[mpx]";
 	return NULL;
 }
-
-int valid_phys_addr_range(phys_addr_t addr, size_t count)
-{
-	return addr + count <= __pa(high_memory);
-}
-
-int valid_mmap_phys_addr_range(unsigned long pfn, size_t count)
-{
-	phys_addr_t addr = (phys_addr_t)pfn << PAGE_SHIFT;
-
-	return valid_phys_addr_range(addr, count);
-}