36 files changed, 246 insertions, 70 deletions

diff --git a/include/asm-avr32/pgtable.h b/include/asm-avr32/pgtable.h
index 018f6e2a0242..3ae7b548fce7 100644
--- a/include/asm-avr32/pgtable.h
+++ b/include/asm-avr32/pgtable.h
@@ -157,6 +157,7 @@ extern struct page *empty_zero_page;
 #define _PAGE_S(x)      _PAGE_NORMAL(x)
 
 #define PAGE_COPY       _PAGE_P(PAGE_WRITE | PAGE_READ)
+#define PAGE_SHARED     _PAGE_S(PAGE_WRITE | PAGE_READ)
 
 #ifndef __ASSEMBLY__
 /*
diff --git a/include/asm-blackfin/gptimers.h b/include/asm-blackfin/gptimers.h
index 8265ea473d5b..4f318f1fd2d9 100644
--- a/include/asm-blackfin/gptimers.h
+++ b/include/asm-blackfin/gptimers.h
@@ -1,12 +1,11 @@
 /*
- * include/asm/bf5xx_timers.h
- *
- * This file contains the major Data structures and constants
- * used for General Purpose Timer Implementation in BF5xx
+ * gptimers.h - Blackfin General Purpose Timer structs/defines/prototypes
  *
+ * Copyright (c) 2005-2008 Analog Devices Inc.
  * Copyright (C) 2005 John DeHority
  * Copyright (C) 2006 Hella Aglaia GmbH (awe@aglaia-gmbh.de)
  *
+ * Licensed under the GPL-2.
  */
 
 #ifndef _BLACKFIN_TIMERS_H_
diff --git a/include/asm-blackfin/irq.h b/include/asm-blackfin/irq.h
index 65480dab244e..86b67834354d 100644
--- a/include/asm-blackfin/irq.h
+++ b/include/asm-blackfin/irq.h
@@ -67,4 +67,6 @@ static __inline__ int irq_canonicalize(int irq)
 #define NO_IRQ ((unsigned int)(-1))
 #endif
 
+#define SIC_SYSIRQ(irq) (irq - (IRQ_CORETMR + 1))
+
 #endif                          /* _BFIN_IRQ_H_ */
diff --git a/include/asm-blackfin/mach-bf527/bfin_serial_5xx.h b/include/asm-blackfin/mach-bf527/bfin_serial_5xx.h
index 15dbc21eed8b..c0694ecd2ecd 100644
--- a/include/asm-blackfin/mach-bf527/bfin_serial_5xx.h
+++ b/include/asm-blackfin/mach-bf527/bfin_serial_5xx.h
@@ -23,7 +23,6 @@
 #define UART_GET_DLH(uart)      bfin_read16(((uart)->port.membase + OFFSET_DLH))
 #define UART_GET_IIR(uart)      bfin_read16(((uart)->port.membase + OFFSET_IIR))
 #define UART_GET_LCR(uart)      bfin_read16(((uart)->port.membase + OFFSET_LCR))
-#define UART_GET_LSR(uart)      bfin_read16(((uart)->port.membase + OFFSET_LSR))
 #define UART_GET_GCTL(uart)     bfin_read16(((uart)->port.membase + OFFSET_GCTL))
 
 #define UART_PUT_CHAR(uart, v)   bfin_write16(((uart)->port.membase + OFFSET_THR), v)
@@ -58,6 +57,7 @@
 struct bfin_serial_port {
         struct uart_port port;
         unsigned int old_status;
+        unsigned int lsr;
 #ifdef CONFIG_SERIAL_BFIN_DMA
         int tx_done;
         int tx_count;
@@ -67,15 +67,31 @@ struct bfin_serial_port {
         unsigned int tx_dma_channel;
         unsigned int rx_dma_channel;
         struct work_struct tx_dma_workqueue;
-#else
-        struct work_struct cts_workqueue;
 #endif
 #ifdef CONFIG_SERIAL_BFIN_CTSRTS
+        struct work_struct cts_workqueue;
         int cts_pin;
         int rts_pin;
 #endif
 };
 
+/* The hardware clears the LSR bits upon read, so we need to cache
+ * some of the more fun bits in software so they don't get lost
+ * when checking the LSR in other code paths (TX).
+ */
+static inline unsigned int UART_GET_LSR(struct bfin_serial_port *uart)
+{
+        unsigned int lsr = bfin_read16(uart->port.membase + OFFSET_LSR);
+        uart->lsr |= (lsr & (BI|FE|PE|OE));
+        return lsr | uart->lsr;
+}
+
+static inline void UART_CLEAR_LSR(struct bfin_serial_port *uart)
+{
+        uart->lsr = 0;
+        bfin_write16(uart->port.membase + OFFSET_LSR, -1);
+}
+
 struct bfin_serial_port bfin_serial_ports[NR_PORTS];
 struct bfin_serial_res {
         unsigned long uart_base_addr;
diff --git a/include/asm-blackfin/mach-bf533/bfin_serial_5xx.h b/include/asm-blackfin/mach-bf533/bfin_serial_5xx.h
index 7871d4313f49..b6f513bee56e 100644
--- a/include/asm-blackfin/mach-bf533/bfin_serial_5xx.h
+++ b/include/asm-blackfin/mach-bf533/bfin_serial_5xx.h
@@ -23,7 +23,6 @@
 #define UART_GET_DLH(uart)      bfin_read16(((uart)->port.membase + OFFSET_DLH))
 #define UART_GET_IIR(uart)      bfin_read16(((uart)->port.membase + OFFSET_IIR))
 #define UART_GET_LCR(uart)      bfin_read16(((uart)->port.membase + OFFSET_LCR))
-#define UART_GET_LSR(uart)      bfin_read16(((uart)->port.membase + OFFSET_LSR))
 #define UART_GET_GCTL(uart)     bfin_read16(((uart)->port.membase + OFFSET_GCTL))
 
 #define UART_PUT_CHAR(uart,v)   bfin_write16(((uart)->port.membase + OFFSET_THR),v)
@@ -46,6 +45,7 @@
 struct bfin_serial_port {
         struct uart_port        port;
         unsigned int            old_status;
+        unsigned int lsr;
 #ifdef CONFIG_SERIAL_BFIN_DMA
         int                     tx_done;
         int                     tx_count;
@@ -56,14 +56,34 @@ struct bfin_serial_port {
         unsigned int            rx_dma_channel;
         struct work_struct      tx_dma_workqueue;
 #else
-        struct work_struct      cts_workqueue;
+# if ANOMALY_05000230
+        unsigned int anomaly_threshold;
+# endif
 #endif
 #ifdef CONFIG_SERIAL_BFIN_CTSRTS
+        struct work_struct      cts_workqueue;
         int                     cts_pin;
         int                     rts_pin;
 #endif
 };
 
+/* The hardware clears the LSR bits upon read, so we need to cache
+ * some of the more fun bits in software so they don't get lost
+ * when checking the LSR in other code paths (TX).
+ */
+static inline unsigned int UART_GET_LSR(struct bfin_serial_port *uart)
+{
+        unsigned int lsr = bfin_read16(uart->port.membase + OFFSET_LSR);
+        uart->lsr |= (lsr & (BI|FE|PE|OE));
+        return lsr | uart->lsr;
+}
+
+static inline void UART_CLEAR_LSR(struct bfin_serial_port *uart)
+{
+        uart->lsr = 0;
+        bfin_write16(uart->port.membase + OFFSET_LSR, -1);
+}
+
 struct bfin_serial_port bfin_serial_ports[NR_PORTS];
 struct bfin_serial_res {
         unsigned long   uart_base_addr;
diff --git a/include/asm-blackfin/mach-bf537/bfin_serial_5xx.h b/include/asm-blackfin/mach-bf537/bfin_serial_5xx.h
index 86e45c379838..8fc672d31057 100644
--- a/include/asm-blackfin/mach-bf537/bfin_serial_5xx.h
+++ b/include/asm-blackfin/mach-bf537/bfin_serial_5xx.h
@@ -23,7 +23,6 @@
 #define UART_GET_DLH(uart)      bfin_read16(((uart)->port.membase + OFFSET_DLH))
 #define UART_GET_IIR(uart)      bfin_read16(((uart)->port.membase + OFFSET_IIR))
 #define UART_GET_LCR(uart)      bfin_read16(((uart)->port.membase + OFFSET_LCR))
-#define UART_GET_LSR(uart)      bfin_read16(((uart)->port.membase + OFFSET_LSR))
 #define UART_GET_GCTL(uart)     bfin_read16(((uart)->port.membase + OFFSET_GCTL))
 
 #define UART_PUT_CHAR(uart,v)   bfin_write16(((uart)->port.membase + OFFSET_THR),v)
@@ -58,6 +57,7 @@
 struct bfin_serial_port {
         struct uart_port        port;
         unsigned int            old_status;
+        unsigned int lsr;
 #ifdef CONFIG_SERIAL_BFIN_DMA
         int                     tx_done;
         int                     tx_count;
@@ -67,15 +67,31 @@ struct bfin_serial_port {
         unsigned int            tx_dma_channel;
         unsigned int            rx_dma_channel;
         struct work_struct      tx_dma_workqueue;
-#else
-        struct work_struct      cts_workqueue;
 #endif
 #ifdef CONFIG_SERIAL_BFIN_CTSRTS
+        struct work_struct      cts_workqueue;
         int             cts_pin;
         int             rts_pin;
 #endif
 };
 
+/* The hardware clears the LSR bits upon read, so we need to cache
+ * some of the more fun bits in software so they don't get lost
+ * when checking the LSR in other code paths (TX).
+ */
+static inline unsigned int UART_GET_LSR(struct bfin_serial_port *uart)
+{
+        unsigned int lsr = bfin_read16(uart->port.membase + OFFSET_LSR);
+        uart->lsr |= (lsr & (BI|FE|PE|OE));
+        return lsr | uart->lsr;
+}
+
+static inline void UART_CLEAR_LSR(struct bfin_serial_port *uart)
+{
+        uart->lsr = 0;
+        bfin_write16(uart->port.membase + OFFSET_LSR, -1);
+}
+
 struct bfin_serial_port bfin_serial_ports[NR_PORTS];
 struct bfin_serial_res {
         unsigned long   uart_base_addr;
diff --git a/include/asm-blackfin/mach-bf548/bfin_serial_5xx.h b/include/asm-blackfin/mach-bf548/bfin_serial_5xx.h
index 3770aa38ee9f..7e6339f62a50 100644
--- a/include/asm-blackfin/mach-bf548/bfin_serial_5xx.h
+++ b/include/asm-blackfin/mach-bf548/bfin_serial_5xx.h
@@ -24,6 +24,8 @@
 #define UART_GET_LCR(uart)      bfin_read16(((uart)->port.membase + OFFSET_LCR))
 #define UART_GET_LSR(uart)      bfin_read16(((uart)->port.membase + OFFSET_LSR))
 #define UART_GET_GCTL(uart)     bfin_read16(((uart)->port.membase + OFFSET_GCTL))
+#define UART_GET_MSR(uart)      bfin_read16(((uart)->port.membase + OFFSET_MSR))
+#define UART_GET_MCR(uart)      bfin_read16(((uart)->port.membase + OFFSET_MCR))
 
 #define UART_PUT_CHAR(uart,v)   bfin_write16(((uart)->port.membase + OFFSET_THR),v)
 #define UART_PUT_DLL(uart,v)    bfin_write16(((uart)->port.membase + OFFSET_DLL),v)
@@ -32,7 +34,9 @@
 #define UART_PUT_DLH(uart,v)    bfin_write16(((uart)->port.membase + OFFSET_DLH),v)
 #define UART_PUT_LSR(uart,v)    bfin_write16(((uart)->port.membase + OFFSET_LSR),v)
 #define UART_PUT_LCR(uart,v)    bfin_write16(((uart)->port.membase + OFFSET_LCR),v)
+#define UART_CLEAR_LSR(uart)    bfin_write16(((uart)->port.membase + OFFSET_LSR), -1)
 #define UART_PUT_GCTL(uart,v)   bfin_write16(((uart)->port.membase + OFFSET_GCTL),v)
+#define UART_PUT_MCR(uart,v)    bfin_write16(((uart)->port.membase + OFFSET_MCR),v)
 
 #if defined(CONFIG_BFIN_UART0_CTSRTS) || defined(CONFIG_BFIN_UART1_CTSRTS)
 # define CONFIG_SERIAL_BFIN_CTSRTS
@@ -68,10 +72,9 @@ struct bfin_serial_port {
         unsigned int            tx_dma_channel;
         unsigned int            rx_dma_channel;
         struct work_struct      tx_dma_workqueue;
-#else
-        struct work_struct      cts_workqueue;
 #endif
 #ifdef CONFIG_SERIAL_BFIN_CTSRTS
+        struct work_struct      cts_workqueue;
         int             cts_pin;
         int             rts_pin;
 #endif
diff --git a/include/asm-blackfin/mach-bf561/bfin_serial_5xx.h b/include/asm-blackfin/mach-bf561/bfin_serial_5xx.h
index 7871d4313f49..b6f513bee56e 100644
--- a/include/asm-blackfin/mach-bf561/bfin_serial_5xx.h
+++ b/include/asm-blackfin/mach-bf561/bfin_serial_5xx.h
@@ -23,7 +23,6 @@
 #define UART_GET_DLH(uart)      bfin_read16(((uart)->port.membase + OFFSET_DLH))
 #define UART_GET_IIR(uart)      bfin_read16(((uart)->port.membase + OFFSET_IIR))
 #define UART_GET_LCR(uart)      bfin_read16(((uart)->port.membase + OFFSET_LCR))
-#define UART_GET_LSR(uart)      bfin_read16(((uart)->port.membase + OFFSET_LSR))
 #define UART_GET_GCTL(uart)     bfin_read16(((uart)->port.membase + OFFSET_GCTL))
 
 #define UART_PUT_CHAR(uart,v)   bfin_write16(((uart)->port.membase + OFFSET_THR),v)
@@ -46,6 +45,7 @@
 struct bfin_serial_port {
         struct uart_port        port;
         unsigned int            old_status;
+        unsigned int lsr;
 #ifdef CONFIG_SERIAL_BFIN_DMA
         int                     tx_done;
         int                     tx_count;
@@ -56,14 +56,34 @@ struct bfin_serial_port {
         unsigned int            rx_dma_channel;
         struct work_struct      tx_dma_workqueue;
 #else
-        struct work_struct      cts_workqueue;
+# if ANOMALY_05000230
+        unsigned int anomaly_threshold;
+# endif
 #endif
 #ifdef CONFIG_SERIAL_BFIN_CTSRTS
+        struct work_struct      cts_workqueue;
         int                     cts_pin;
         int                     rts_pin;
 #endif
 };
 
+/* The hardware clears the LSR bits upon read, so we need to cache
+ * some of the more fun bits in software so they don't get lost
+ * when checking the LSR in other code paths (TX).
+ */
+static inline unsigned int UART_GET_LSR(struct bfin_serial_port *uart)
+{
+        unsigned int lsr = bfin_read16(uart->port.membase + OFFSET_LSR);
+        uart->lsr |= (lsr & (BI|FE|PE|OE));
+        return lsr | uart->lsr;
+}
+
+static inline void UART_CLEAR_LSR(struct bfin_serial_port *uart)
+{
+        uart->lsr = 0;
+        bfin_write16(uart->port.membase + OFFSET_LSR, -1);
+}
+
 struct bfin_serial_port bfin_serial_ports[NR_PORTS];
 struct bfin_serial_res {
         unsigned long   uart_base_addr;
diff --git a/include/asm-blackfin/mach-bf561/blackfin.h b/include/asm-blackfin/mach-bf561/blackfin.h
index 362617f93845..3a16df2c86d8 100644
--- a/include/asm-blackfin/mach-bf561/blackfin.h
+++ b/include/asm-blackfin/mach-bf561/blackfin.h
@@ -49,7 +49,8 @@
 #define bfin_read_FIO_INEN() bfin_read_FIO0_INEN()
 #define bfin_write_FIO_INEN(val) bfin_write_FIO0_INEN(val)
 
-
+#define SIC_IWR0 SICA_IWR0
+#define SIC_IWR1 SICA_IWR1
 #define SIC_IAR0 SICA_IAR0
 #define bfin_write_SIC_IMASK0 bfin_write_SICA_IMASK0
 #define bfin_write_SIC_IMASK1 bfin_write_SICA_IMASK1
diff --git a/include/asm-blackfin/mach-bf561/cdefBF561.h b/include/asm-blackfin/mach-bf561/cdefBF561.h
index d667816486c0..1bc8d2f89ccc 100644
--- a/include/asm-blackfin/mach-bf561/cdefBF561.h
+++ b/include/asm-blackfin/mach-bf561/cdefBF561.h
@@ -559,6 +559,7 @@ static __inline__ void bfin_write_VR_CTL(unsigned int val)
 #define bfin_write_PPI0_CONTROL(val)         bfin_write16(PPI0_CONTROL,val)
 #define bfin_read_PPI0_STATUS()              bfin_read16(PPI0_STATUS)
 #define bfin_write_PPI0_STATUS(val)          bfin_write16(PPI0_STATUS,val)
+#define bfin_clear_PPI0_STATUS()             bfin_read_PPI0_STATUS()
 #define bfin_read_PPI0_COUNT()               bfin_read16(PPI0_COUNT)
 #define bfin_write_PPI0_COUNT(val)           bfin_write16(PPI0_COUNT,val)
 #define bfin_read_PPI0_DELAY()               bfin_read16(PPI0_DELAY)
@@ -570,6 +571,7 @@ static __inline__ void bfin_write_VR_CTL(unsigned int val)
 #define bfin_write_PPI1_CONTROL(val)         bfin_write16(PPI1_CONTROL,val)
 #define bfin_read_PPI1_STATUS()              bfin_read16(PPI1_STATUS)
 #define bfin_write_PPI1_STATUS(val)          bfin_write16(PPI1_STATUS,val)
+#define bfin_clear_PPI1_STATUS()             bfin_read_PPI1_STATUS()
 #define bfin_read_PPI1_COUNT()               bfin_read16(PPI1_COUNT)
 #define bfin_write_PPI1_COUNT(val)           bfin_write16(PPI1_COUNT,val)
 #define bfin_read_PPI1_DELAY()               bfin_read16(PPI1_DELAY)
diff --git a/include/asm-mips/mach-db1x00/db1200.h b/include/asm-mips/mach-db1x00/db1200.h
index 050eae87ff01..a6bdac61ab49 100644
--- a/include/asm-mips/mach-db1x00/db1200.h
+++ b/include/asm-mips/mach-db1x00/db1200.h
@@ -25,6 +25,7 @@
 #define __ASM_DB1200_H
 
 #include <linux/types.h>
+#include <asm/mach-au1x00/au1xxx_psc.h>
 
 // This is defined in au1000.h with bogus value
 #undef AU1X00_EXTERNAL_INT
diff --git a/include/asm-mips/mach-db1x00/db1x00.h b/include/asm-mips/mach-db1x00/db1x00.h
index 0f5f4c29f4e8..e7a88ba35833 100644
--- a/include/asm-mips/mach-db1x00/db1x00.h
+++ b/include/asm-mips/mach-db1x00/db1x00.h
@@ -28,6 +28,7 @@
 #ifndef __ASM_DB1X00_H
 #define __ASM_DB1X00_H
 
+#include <asm/mach-au1x00/au1xxx_psc.h>
 
 #ifdef CONFIG_MIPS_DB1550
 
diff --git a/include/asm-mips/mach-pb1x00/pb1200.h b/include/asm-mips/mach-pb1x00/pb1200.h
index d9f384acfea9..ed5fd7390678 100644
--- a/include/asm-mips/mach-pb1x00/pb1200.h
+++ b/include/asm-mips/mach-pb1x00/pb1200.h
@@ -25,6 +25,7 @@
 #define __ASM_PB1200_H
 
 #include <linux/types.h>
+#include <asm/mach-au1x00/au1xxx_psc.h>
 
 // This is defined in au1000.h with bogus value
 #undef AU1X00_EXTERNAL_INT
diff --git a/include/asm-mips/mach-pb1x00/pb1550.h b/include/asm-mips/mach-pb1x00/pb1550.h
index 9a4955ce3b4a..c2ab0e2df4ae 100644
--- a/include/asm-mips/mach-pb1x00/pb1550.h
+++ b/include/asm-mips/mach-pb1x00/pb1550.h
@@ -28,6 +28,7 @@
 #define __ASM_PB1550_H
 
 #include <linux/types.h>
+#include <asm/mach-au1x00/au1xxx_psc.h>
 
 #define DBDMA_AC97_TX_CHAN DSCR_CMD0_PSC1_TX
 #define DBDMA_AC97_RX_CHAN DSCR_CMD0_PSC1_RX
diff --git a/include/asm-sh/cpu-sh3/cache.h b/include/asm-sh/cpu-sh3/cache.h
index 56bd838b7db4..bee2d81c56bf 100644
--- a/include/asm-sh/cpu-sh3/cache.h
+++ b/include/asm-sh/cpu-sh3/cache.h
@@ -35,7 +35,7 @@
     defined(CONFIG_CPU_SUBTYPE_SH7710) || \
     defined(CONFIG_CPU_SUBTYPE_SH7720) || \
     defined(CONFIG_CPU_SUBTYPE_SH7721)
-#define CCR3    0xa40000b4
+#define CCR3_REG        0xa40000b4
 #define CCR_CACHE_16KB  0x00010000
 #define CCR_CACHE_32KB  0x00020000
 #endif
diff --git a/include/asm-sh/entry-macros.S b/include/asm-sh/entry-macros.S
index 500030eae7aa..2dab0b8d9454 100644
--- a/include/asm-sh/entry-macros.S
+++ b/include/asm-sh/entry-macros.S
@@ -12,7 +12,7 @@
         not     r11, r11
         stc     sr, r10
         and     r11, r10
-#ifdef CONFIG_HAS_SR_RB
+#ifdef CONFIG_CPU_HAS_SR_RB
         stc     k_g_imask, r11
         or      r11, r10
 #endif
@@ -20,7 +20,7 @@
         .endm
 
         .macro  get_current_thread_info, ti, tmp
-#ifdef CONFIG_HAS_SR_RB
+#ifdef CONFIG_CPU_HAS_SR_RB
         stc     r7_bank, \ti
 #else
         mov     #((THREAD_SIZE - 1) >> 10) ^ 0xff, \tmp
diff --git a/include/asm-x86/futex.h b/include/asm-x86/futex.h
index cd9f894dd2d7..c9952ea9f698 100644
--- a/include/asm-x86/futex.h
+++ b/include/asm-x86/futex.h
@@ -102,6 +102,13 @@ futex_atomic_op_inuser(int encoded_op, int __user *uaddr)
 static inline int
 futex_atomic_cmpxchg_inatomic(int __user *uaddr, int oldval, int newval)
 {
+
+#if defined(CONFIG_X86_32) && !defined(CONFIG_X86_BSWAP)
+        /* Real i386 machines have no cmpxchg instruction */
+        if (boot_cpu_data.x86 == 3)
+                return -ENOSYS;
+#endif
+
         if (!access_ok(VERIFY_WRITE, uaddr, sizeof(int)))
                 return -EFAULT;
 
diff --git a/include/asm-x86/lguest.h b/include/asm-x86/lguest.h
index 4d9367b72976..9b17571e9bc3 100644
--- a/include/asm-x86/lguest.h
+++ b/include/asm-x86/lguest.h
@@ -23,6 +23,17 @@
 /* Found in switcher.S */
 extern unsigned long default_idt_entries[];
 
+/* Declarations for definitions in lguest_guest.S */
+extern char lguest_noirq_start[], lguest_noirq_end[];
+extern const char lgstart_cli[], lgend_cli[];
+extern const char lgstart_sti[], lgend_sti[];
+extern const char lgstart_popf[], lgend_popf[];
+extern const char lgstart_pushf[], lgend_pushf[];
+extern const char lgstart_iret[], lgend_iret[];
+
+extern void lguest_iret(void);
+extern void lguest_init(void);
+
 struct lguest_regs
 {
         /* Manually saved part. */
diff --git a/include/asm-x86/nops.h b/include/asm-x86/nops.h
index fec025c7f58c..e3b2bce0aff8 100644
--- a/include/asm-x86/nops.h
+++ b/include/asm-x86/nops.h
@@ -3,17 +3,29 @@
 
 /* Define nops for use with alternative() */
 
-/* generic versions from gas */
-#define GENERIC_NOP1    ".byte 0x90\n"
-#define GENERIC_NOP2            ".byte 0x89,0xf6\n"
-#define GENERIC_NOP3        ".byte 0x8d,0x76,0x00\n"
-#define GENERIC_NOP4        ".byte 0x8d,0x74,0x26,0x00\n"
-#define GENERIC_NOP5        GENERIC_NOP1 GENERIC_NOP4
-#define GENERIC_NOP6    ".byte 0x8d,0xb6,0x00,0x00,0x00,0x00\n"
-#define GENERIC_NOP7    ".byte 0x8d,0xb4,0x26,0x00,0x00,0x00,0x00\n"
-#define GENERIC_NOP8    GENERIC_NOP1 GENERIC_NOP7
+/* generic versions from gas
+   1: nop
+   2: movl %esi,%esi
+   3: leal 0x00(%esi),%esi
+   4: leal 0x00(,%esi,1),%esi
+   6: leal 0x00000000(%esi),%esi
+   7: leal 0x00000000(,%esi,1),%esi
+*/
+#define GENERIC_NOP1 ".byte 0x90\n"
+#define GENERIC_NOP2 ".byte 0x89,0xf6\n"
+#define GENERIC_NOP3 ".byte 0x8d,0x76,0x00\n"
+#define GENERIC_NOP4 ".byte 0x8d,0x74,0x26,0x00\n"
+#define GENERIC_NOP5 GENERIC_NOP1 GENERIC_NOP4
+#define GENERIC_NOP6 ".byte 0x8d,0xb6,0x00,0x00,0x00,0x00\n"
+#define GENERIC_NOP7 ".byte 0x8d,0xb4,0x26,0x00,0x00,0x00,0x00\n"
+#define GENERIC_NOP8 GENERIC_NOP1 GENERIC_NOP7
 
-/* Opteron 64bit nops */
+/* Opteron 64bit nops
+   1: nop
+   2: osp nop
+   3: osp osp nop
+   4: osp osp osp nop
+*/
 #define K8_NOP1 GENERIC_NOP1
 #define K8_NOP2 ".byte 0x66,0x90\n"
 #define K8_NOP3 ".byte 0x66,0x66,0x90\n"
@@ -23,19 +35,35 @@
 #define K8_NOP7 K8_NOP4 K8_NOP3
 #define K8_NOP8 K8_NOP4 K8_NOP4
 
-/* K7 nops */
-/* uses eax dependencies (arbitary choice) */
-#define K7_NOP1  GENERIC_NOP1
+/* K7 nops
+   uses eax dependencies (arbitary choice)
+   1: nop
+   2: movl %eax,%eax
+   3: leal (,%eax,1),%eax
+   4: leal 0x00(,%eax,1),%eax
+   6: leal 0x00000000(%eax),%eax
+   7: leal 0x00000000(,%eax,1),%eax
+*/
+#define K7_NOP1 GENERIC_NOP1
 #define K7_NOP2 ".byte 0x8b,0xc0\n"
 #define K7_NOP3 ".byte 0x8d,0x04,0x20\n"
 #define K7_NOP4 ".byte 0x8d,0x44,0x20,0x00\n"
 #define K7_NOP5 K7_NOP4 ASM_NOP1
 #define K7_NOP6 ".byte 0x8d,0x80,0,0,0,0\n"
-#define K7_NOP7        ".byte 0x8D,0x04,0x05,0,0,0,0\n"
-#define K7_NOP8        K7_NOP7 ASM_NOP1
+#define K7_NOP7 ".byte 0x8D,0x04,0x05,0,0,0,0\n"
+#define K7_NOP8 K7_NOP7 ASM_NOP1
 
-/* P6 nops */
-/* uses eax dependencies (Intel-recommended choice) */
+/* P6 nops
+   uses eax dependencies (Intel-recommended choice)
+   1: nop
+   2: osp nop
+   3: nopl (%eax)
+   4: nopl 0x00(%eax)
+   5: nopl 0x00(%eax,%eax,1)
+   6: osp nopl 0x00(%eax,%eax,1)
+   7: nopl 0x00000000(%eax)
+   8: nopl 0x00000000(%eax,%eax,1)
+*/
 #define P6_NOP1 GENERIC_NOP1
 #define P6_NOP2 ".byte 0x66,0x90\n"
 #define P6_NOP3 ".byte 0x0f,0x1f,0x00\n"
@@ -63,9 +91,7 @@
 #define ASM_NOP6 K7_NOP6
 #define ASM_NOP7 K7_NOP7
 #define ASM_NOP8 K7_NOP8
-#elif defined(CONFIG_M686) || defined(CONFIG_MPENTIUMII) || \
-      defined(CONFIG_MPENTIUMIII) || defined(CONFIG_MPENTIUMM) || \
-      defined(CONFIG_MCORE2) || defined(CONFIG_PENTIUM4)
+#elif defined(CONFIG_X86_P6_NOP)
 #define ASM_NOP1 P6_NOP1
 #define ASM_NOP2 P6_NOP2
 #define ASM_NOP3 P6_NOP3
diff --git a/include/asm-x86/page_64.h b/include/asm-x86/page_64.h
index f7393bc516ef..143546073b95 100644
--- a/include/asm-x86/page_64.h
+++ b/include/asm-x86/page_64.h
@@ -47,8 +47,12 @@
 #define __PHYSICAL_MASK_SHIFT   46
 #define __VIRTUAL_MASK_SHIFT    48
 
-#define KERNEL_TEXT_SIZE  (40*1024*1024)
-#define KERNEL_TEXT_START _AC(0xffffffff80000000, UL)
+/*
+ * Kernel image size is limited to 128 MB (see level2_kernel_pgt in
+ * arch/x86/kernel/head_64.S), and it is mapped here:
+ */
+#define KERNEL_IMAGE_SIZE       (128*1024*1024)
+#define KERNEL_IMAGE_START      _AC(0xffffffff80000000, UL)
 
 #ifndef __ASSEMBLY__
 void clear_page(void *page);
diff --git a/include/asm-x86/pgtable_32.h b/include/asm-x86/pgtable_32.h
index a842c7222b1e..b478efa971e0 100644
--- a/include/asm-x86/pgtable_32.h
+++ b/include/asm-x86/pgtable_32.h
@@ -91,7 +91,9 @@ extern unsigned long pg0[];
 /* To avoid harmful races, pmd_none(x) should check only the lower when PAE */
 #define pmd_none(x)     (!(unsigned long)pmd_val(x))
 #define pmd_present(x)  (pmd_val(x) & _PAGE_PRESENT)
-#define pmd_bad(x)      ((pmd_val(x) & (~PAGE_MASK & ~_PAGE_USER)) != _KERNPG_TABLE)
+#define pmd_bad(x)      ((pmd_val(x) \
+                          & ~(PAGE_MASK | _PAGE_USER | _PAGE_PSE | _PAGE_NX)) \
+                         != _KERNPG_TABLE)
 
 
 #define pages_to_mb(x) ((x) >> (20-PAGE_SHIFT))
diff --git a/include/asm-x86/pgtable_64.h b/include/asm-x86/pgtable_64.h
index 0a0b77bc736a..0a9258333cbd 100644
--- a/include/asm-x86/pgtable_64.h
+++ b/include/asm-x86/pgtable_64.h
@@ -153,12 +153,14 @@ static inline unsigned long pgd_bad(pgd_t pgd)
 
 static inline unsigned long pud_bad(pud_t pud)
 {
-        return pud_val(pud) & ~(PTE_MASK | _KERNPG_TABLE | _PAGE_USER);
+        return pud_val(pud) &
+                ~(PTE_MASK | _KERNPG_TABLE | _PAGE_USER | _PAGE_PSE | _PAGE_NX);
 }
 
 static inline unsigned long pmd_bad(pmd_t pmd)
 {
-        return pmd_val(pmd) & ~(PTE_MASK | _KERNPG_TABLE | _PAGE_USER);
+        return pmd_val(pmd) &
+                ~(PTE_MASK | _KERNPG_TABLE | _PAGE_USER | _PAGE_PSE | _PAGE_NX);
 }
 
 #define pte_none(x)     (!pte_val(x))
diff --git a/include/asm-x86/ptrace-abi.h b/include/asm-x86/ptrace-abi.h
index 81a8ee4c55fc..f224eb3c3157 100644
--- a/include/asm-x86/ptrace-abi.h
+++ b/include/asm-x86/ptrace-abi.h
@@ -89,13 +89,13 @@
 */
 struct ptrace_bts_config {
         /* requested or actual size of BTS buffer in bytes */
-        u32 size;
+        __u32 size;
         /* bitmask of below flags */
-        u32 flags;
+        __u32 flags;
         /* buffer overflow signal */
-        u32 signal;
+        __u32 signal;
         /* actual size of bts_struct in bytes */
-        u32 bts_size;
+        __u32 bts_size;
 };
 #endif
 
diff --git a/include/linux/connector.h b/include/linux/connector.h
index da6dd957f908..96a89d3d6727 100644
--- a/include/linux/connector.h
+++ b/include/linux/connector.h
@@ -170,7 +170,5 @@ int cn_cb_equal(struct cb_id *, struct cb_id *);
 
 void cn_queue_wrapper(struct work_struct *work);
 
-extern int cn_already_initialized;
-
 #endif                          /* __KERNEL__ */
 #endif                          /* __CONNECTOR_H */
diff --git a/include/linux/elfcore-compat.h b/include/linux/elfcore-compat.h
index 532d13adabc4..0a90e1c3a422 100644
--- a/include/linux/elfcore-compat.h
+++ b/include/linux/elfcore-compat.h
@@ -45,8 +45,8 @@ struct compat_elf_prpsinfo
         char                            pr_zomb;
         char                            pr_nice;
         compat_ulong_t                  pr_flag;
-        compat_uid_t                    pr_uid;
-        compat_gid_t                    pr_gid;
+        __compat_uid_t                  pr_uid;
+        __compat_gid_t                  pr_gid;
         compat_pid_t                    pr_pid, pr_ppid, pr_pgrp, pr_sid;
         char                            pr_fname[16];
         char                            pr_psargs[ELF_PRARGSZ];
diff --git a/include/linux/ext4_fs_extents.h b/include/linux/ext4_fs_extents.h
index 697da4bce6c5..1285c583b2d8 100644
--- a/include/linux/ext4_fs_extents.h
+++ b/include/linux/ext4_fs_extents.h
@@ -227,5 +227,6 @@ extern int ext4_ext_search_left(struct inode *, struct ext4_ext_path *,
                                                 ext4_lblk_t *, ext4_fsblk_t *);
 extern int ext4_ext_search_right(struct inode *, struct ext4_ext_path *,
                                                 ext4_lblk_t *, ext4_fsblk_t *);
+extern void ext4_ext_drop_refs(struct ext4_ext_path *);
 #endif /* _LINUX_EXT4_EXTENTS */
 
diff --git a/include/linux/hardirq.h b/include/linux/hardirq.h
index 2961ec788046..49829988bfa0 100644
--- a/include/linux/hardirq.h
+++ b/include/linux/hardirq.h
@@ -109,6 +109,14 @@ static inline void account_system_vtime(struct task_struct *tsk)
 }
 #endif
 
+#if defined(CONFIG_PREEMPT_RCU) && defined(CONFIG_NO_HZ)
+extern void rcu_irq_enter(void);
+extern void rcu_irq_exit(void);
+#else
+# define rcu_irq_enter() do { } while (0)
+# define rcu_irq_exit() do { } while (0)
+#endif /* CONFIG_PREEMPT_RCU */
+
 /*
  * It is safe to do non-atomic ops on ->hardirq_context,
  * because NMI handlers may not preempt and the ops are
@@ -117,6 +125,7 @@ static inline void account_system_vtime(struct task_struct *tsk)
  */
 #define __irq_enter()                                   \
         do {                                            \
+                rcu_irq_enter();                        \
                 account_system_vtime(current);          \
                 add_preempt_count(HARDIRQ_OFFSET);      \
                 trace_hardirq_enter();                  \
@@ -135,6 +144,7 @@ extern void irq_enter(void);
                 trace_hardirq_exit();                   \
                 account_system_vtime(current);          \
                 sub_preempt_count(HARDIRQ_OFFSET);      \
+                rcu_irq_exit();                         \
         } while (0)
 
 /*
diff --git a/include/linux/i2c.h b/include/linux/i2c.h
index 76014f8f3c60..365e0df3646b 100644
--- a/include/linux/i2c.h
+++ b/include/linux/i2c.h
@@ -271,9 +271,16 @@ extern void i2c_unregister_device(struct i2c_client *);
  * This is done at arch_initcall time, before declaring any i2c adapters.
  * Modules for add-on boards must use other calls.
  */
+#ifdef CONFIG_I2C_BOARDINFO
 extern int
 i2c_register_board_info(int busnum, struct i2c_board_info const *info, unsigned n);
-
+#else
+static inline int
+i2c_register_board_info(int busnum, struct i2c_board_info const *info, unsigned n)
+{
+        return 0;
+}
+#endif
 
 /*
  * The following structs are for those who like to implement new bus drivers:
@@ -598,7 +605,7 @@ I2C_CLIENT_MODULE_PARM(probe, "List of adapter,address pairs to scan "	\
                        "additionally");                                 \
 I2C_CLIENT_MODULE_PARM(ignore, "List of adapter,address pairs not to "  \
                        "scan");                                         \
-const static struct i2c_client_address_data addr_data = {               \
+static const struct i2c_client_address_data addr_data = {               \
         .normal_i2c     = normal_i2c,                                   \
         .probe          = probe,                                        \
         .ignore         = ignore,                                       \
diff --git a/include/linux/maple.h b/include/linux/maple.h
index 3f01e2bae1a1..d31e36ebb436 100644
--- a/include/linux/maple.h
+++ b/include/linux/maple.h
@@ -64,7 +64,6 @@ struct maple_driver {
         int (*connect) (struct maple_device * dev);
         void (*disconnect) (struct maple_device * dev);
         struct device_driver drv;
-        int registered;
 };
 
 void maple_getcond_callback(struct maple_device *dev,
diff --git a/include/linux/netfilter.h b/include/linux/netfilter.h
index b74b615492e8..f0680c2bee73 100644
--- a/include/linux/netfilter.h
+++ b/include/linux/netfilter.h
@@ -31,7 +31,7 @@
 #define NF_VERDICT_QMASK 0xffff0000
 #define NF_VERDICT_QBITS 16
 
-#define NF_QUEUE_NR(x) (((x << NF_VERDICT_QBITS) & NF_VERDICT_QMASK) | NF_QUEUE)
+#define NF_QUEUE_NR(x) ((((x) << NF_VERDICT_BITS) & NF_VERDICT_QMASK) | NF_QUEUE)
 
 /* only for userspace compatibility */
 #ifndef __KERNEL__
diff --git a/include/linux/rcuclassic.h b/include/linux/rcuclassic.h
index 4d6624260b4c..b3dccd68629e 100644
--- a/include/linux/rcuclassic.h
+++ b/include/linux/rcuclassic.h
@@ -160,5 +160,8 @@ extern void rcu_restart_cpu(int cpu);
 extern long rcu_batches_completed(void);
 extern long rcu_batches_completed_bh(void);
 
+#define rcu_enter_nohz()        do { } while (0)
+#define rcu_exit_nohz()         do { } while (0)
+
 #endif /* __KERNEL__ */
 #endif /* __LINUX_RCUCLASSIC_H */
diff --git a/include/linux/rcupreempt.h b/include/linux/rcupreempt.h
index 60c2a033b19e..01152ed532c8 100644
--- a/include/linux/rcupreempt.h
+++ b/include/linux/rcupreempt.h
@@ -82,5 +82,27 @@ extern struct rcupreempt_trace *rcupreempt_trace_cpu(int cpu);
 
 struct softirq_action;
 
+#ifdef CONFIG_NO_HZ
+DECLARE_PER_CPU(long, dynticks_progress_counter);
+
+static inline void rcu_enter_nohz(void)
+{
+        __get_cpu_var(dynticks_progress_counter)++;
+        WARN_ON(__get_cpu_var(dynticks_progress_counter) & 0x1);
+        mb();
+}
+
+static inline void rcu_exit_nohz(void)
+{
+        mb();
+        __get_cpu_var(dynticks_progress_counter)++;
+        WARN_ON(!(__get_cpu_var(dynticks_progress_counter) & 0x1));
+}
+
+#else /* CONFIG_NO_HZ */
+#define rcu_enter_nohz()        do { } while (0)
+#define rcu_exit_nohz()         do { } while (0)
+#endif /* CONFIG_NO_HZ */
+
 #endif /* __KERNEL__ */
 #endif /* __LINUX_RCUPREEMPT_H */
diff --git a/include/linux/sched.h b/include/linux/sched.h
index e217d188a102..2c9621f8bf87 100644
--- a/include/linux/sched.h
+++ b/include/linux/sched.h
@@ -242,6 +242,7 @@ struct task_struct;
 
 extern void sched_init(void);
 extern void sched_init_smp(void);
+extern asmlinkage void schedule_tail(struct task_struct *prev);
 extern void init_idle(struct task_struct *idle, int cpu);
 extern void init_idle_bootup_task(struct task_struct *idle);
 
@@ -1189,7 +1190,7 @@ struct task_struct {
         int softirq_context;
 #endif
 #ifdef CONFIG_LOCKDEP
-# define MAX_LOCK_DEPTH 30UL
+# define MAX_LOCK_DEPTH 48UL
         u64 curr_chain_key;
         int lockdep_depth;
         struct held_lock held_locks[MAX_LOCK_DEPTH];
diff --git a/include/asm-sh/sci.h b/include/linux/serial_sci.h
index 52e73660c129..893cc53486bc 100644
--- a/include/asm-sh/sci.h
+++ b/include/linux/serial_sci.h
@@ -1,12 +1,10 @@
-#ifndef __ASM_SH_SCI_H
-#define __ASM_SH_SCI_H
+#ifndef __LINUX_SERIAL_SCI_H
+#define __LINUX_SERIAL_SCI_H
 
 #include <linux/serial_core.h>
 
 /*
- * Generic header for SuperH SCI(F)
- *
- * Do not place SH-specific parts in here, sh64 and h8300 depend on this too.
+ * Generic header for SuperH SCI(F) (used by sh/sh64/h8300 and related parts)
  */
 
 /* Offsets into the sci_port->irqs array */
@@ -31,4 +29,4 @@ struct plat_sci_port {
 
 int early_sci_setup(struct uart_port *port);
 
-#endif /* __ASM_SH_SCI_H */
+#endif /* __LINUX_SERIAL_SCI_H */
diff --git a/include/linux/vmstat.h b/include/linux/vmstat.h
index 75370ec0923e..9f1b4b46151e 100644
--- a/include/linux/vmstat.h
+++ b/include/linux/vmstat.h
@@ -246,8 +246,7 @@ static inline void __dec_zone_state(struct zone *zone, enum zone_stat_item item)
 static inline void __dec_zone_page_state(struct page *page,
                         enum zone_stat_item item)
 {
-        atomic_long_dec(&page_zone(page)->vm_stat[item]);
-        atomic_long_dec(&vm_stat[item]);
+        __dec_zone_state(page_zone(page), item);
 }
 
 /*
diff --git a/include/net/sctp/user.h b/include/net/sctp/user.h
index 9462d6ae2f37..9619b9d35c9e 100644
--- a/include/net/sctp/user.h
+++ b/include/net/sctp/user.h
@@ -411,6 +411,7 @@ struct sctp_event_subscribe {
         __u8 sctp_shutdown_event;
         __u8 sctp_partial_delivery_event;
         __u8 sctp_adaptation_layer_event;
+        __u8 sctp_authentication_event;
 };
 
 /*
@@ -587,7 +588,7 @@ struct sctp_authchunk {
  * endpoint requires the peer to use.
 */
 struct sctp_hmacalgo {
-        __u16           shmac_num_idents;
+        __u32           shmac_num_idents;
         __u16           shmac_idents[];
 };
 
@@ -600,7 +601,7 @@ struct sctp_hmacalgo {
 struct sctp_authkey {
         sctp_assoc_t    sca_assoc_id;
         __u16           sca_keynumber;
-        __u16           sca_keylen;
+        __u16           sca_keylength;
         __u8            sca_key[];
 };
 
@@ -693,8 +694,9 @@ struct sctp_status {
  * the peer requires to be received authenticated only.
  */
 struct sctp_authchunks {
-        sctp_assoc_t            gauth_assoc_id;
-        uint8_t                 gauth_chunks[];
+        sctp_assoc_t    gauth_assoc_id;
+        __u32           gauth_number_of_chunks;
+        uint8_t         gauth_chunks[];
 };
 
 /*