Merge with rsync://rsync.kernel.org/pub/scm/linux/kernel/git/sfrench/cifs-2.6.git

63 files changed, 648 insertions, 446 deletions

diff --git a/arch/arm/Kconfig b/arch/arm/Kconfig
index bf397a9f8ac2..475950c8a831 100644
--- a/arch/arm/Kconfig
+++ b/arch/arm/Kconfig
@@ -497,7 +497,7 @@ source "drivers/cpufreq/Kconfig"
 
 config CPU_FREQ_SA1100
         bool
-        depends on CPU_FREQ && (SA1100_LART || SA1100_PLEB)
+        depends on CPU_FREQ && (SA1100_H3100 || SA1100_H3600 || SA1100_H3800 || SA1100_LART || SA1100_PLEB || SA1100_BADGE4 || SA1100_HACKKIT)
         default y
 
 config CPU_FREQ_SA1110
@@ -689,7 +689,9 @@ source "drivers/block/Kconfig"
 
 source "drivers/acorn/block/Kconfig"
 
-if ARCH_CLPS7500 || ARCH_IOP3XX || ARCH_IXP4XX || ARCH_L7200 || ARCH_LH7A40X || ARCH_PXA || ARCH_RPC || ARCH_S3C2410 || ARCH_SA1100 || ARCH_SHARK || FOOTBRIDGE
+if PCMCIA || ARCH_CLPS7500 || ARCH_IOP3XX || ARCH_IXP4XX \
+        || ARCH_L7200 || ARCH_LH7A40X || ARCH_PXA || ARCH_RPC \
+        || ARCH_S3C2410 || ARCH_SA1100 || ARCH_SHARK || FOOTBRIDGE
 source "drivers/ide/Kconfig"
 endif
 
diff --git a/arch/arm/boot/compressed/head-xscale.S b/arch/arm/boot/compressed/head-xscale.S
index 665bd2c20743..d3fe2533907e 100644
--- a/arch/arm/boot/compressed/head-xscale.S
+++ b/arch/arm/boot/compressed/head-xscale.S
@@ -47,3 +47,10 @@ __XScale_start:
                orr     r7, r7, #(MACH_TYPE_GTWX5715 & 0xff00)
 #endif
 
+#ifdef CONFIG_ARCH_IXP2000
+                mov     r1, #-1
+                mov     r0, #0xd6000000
+                str     r1, [r0, #0x14]
+                str     r1, [r0, #0x18]
+#endif
+
diff --git a/arch/arm/configs/badge4_defconfig b/arch/arm/configs/badge4_defconfig
index 2b4059d2f8e4..5d92af975d87 100644
--- a/arch/arm/configs/badge4_defconfig
+++ b/arch/arm/configs/badge4_defconfig
@@ -1,7 +1,7 @@
 #
 # Automatically generated make config: don't edit
-# Linux kernel version: 2.6.12-rc1-bk2
-# Sat Mar 26 21:32:26 2005
+# Linux kernel version: 2.6.12-rc6-git3
+# Thu Jun  9 19:00:50 2005
 #
 CONFIG_ARM=y
 CONFIG_MMU=y
@@ -16,6 +16,7 @@ CONFIG_GENERIC_IOMAP=y
 CONFIG_EXPERIMENTAL=y
 CONFIG_CLEAN_COMPILE=y
 CONFIG_BROKEN_ON_SMP=y
+CONFIG_INIT_ENV_ARG_LIMIT=32
 
 #
 # General setup
@@ -34,6 +35,8 @@ CONFIG_EMBEDDED=y
 CONFIG_KALLSYMS=y
 # CONFIG_KALLSYMS_ALL is not set
 # CONFIG_KALLSYMS_EXTRA_PASS is not set
+CONFIG_PRINTK=y
+CONFIG_BUG=y
 CONFIG_BASE_FULL=y
 CONFIG_FUTEX=y
 CONFIG_EPOLL=y
@@ -109,7 +112,6 @@ CONFIG_CPU_ABRT_EV4=y
 CONFIG_CPU_CACHE_V4WB=y
 CONFIG_CPU_CACHE_VIVT=y
 CONFIG_CPU_TLB_V4WB=y
-CONFIG_CPU_MINICACHE=y
 
 #
 # Processor Features
@@ -122,6 +124,7 @@ CONFIG_FORCE_MAX_ZONEORDER=9
 # Bus support
 #
 CONFIG_ISA=y
+CONFIG_ISA_DMA_API=y
 
 #
 # PCCARD (PCMCIA/CardBus) support
@@ -131,6 +134,7 @@ CONFIG_ISA=y
 #
 # Kernel Features
 #
+# CONFIG_SMP is not set
 # CONFIG_PREEMPT is not set
 CONFIG_DISCONTIGMEM=y
 # CONFIG_LEDS is not set
@@ -152,12 +156,14 @@ CONFIG_CPU_FREQ_TABLE=y
 # CONFIG_CPU_FREQ_DEBUG is not set
 CONFIG_CPU_FREQ_STAT=y
 # CONFIG_CPU_FREQ_STAT_DETAILS is not set
-CONFIG_CPU_FREQ_DEFAULT_GOV_PERFORMANCE=y
-# CONFIG_CPU_FREQ_DEFAULT_GOV_USERSPACE is not set
+# CONFIG_CPU_FREQ_DEFAULT_GOV_PERFORMANCE is not set
+CONFIG_CPU_FREQ_DEFAULT_GOV_USERSPACE=y
 CONFIG_CPU_FREQ_GOV_PERFORMANCE=y
 # CONFIG_CPU_FREQ_GOV_POWERSAVE is not set
-# CONFIG_CPU_FREQ_GOV_USERSPACE is not set
+CONFIG_CPU_FREQ_GOV_USERSPACE=y
 # CONFIG_CPU_FREQ_GOV_ONDEMAND is not set
+# CONFIG_CPU_FREQ_GOV_CONSERVATIVE is not set
+CONFIG_CPU_FREQ_SA1100=y
 
 #
 # Floating point emulation
@@ -294,7 +300,6 @@ CONFIG_PARPORT_NOT_PC=y
 #
 # Block devices
 #
-# CONFIG_BLK_DEV_FD is not set
 # CONFIG_BLK_DEV_XD is not set
 # CONFIG_PARIDE is not set
 # CONFIG_BLK_DEV_COW_COMMON is not set
@@ -428,7 +433,6 @@ CONFIG_NET=y
 #
 CONFIG_PACKET=y
 # CONFIG_PACKET_MMAP is not set
-# CONFIG_NETLINK_DEV is not set
 CONFIG_UNIX=y
 # CONFIG_NET_KEY is not set
 CONFIG_INET=y
@@ -526,6 +530,7 @@ CONFIG_IRDA_ULTRA=y
 # CONFIG_SMC_IRCC_FIR is not set
 # CONFIG_ALI_FIR is not set
 CONFIG_SA1100_FIR=y
+# CONFIG_VIA_FIR is not set
 CONFIG_BT=m
 CONFIG_BT_L2CAP=m
 # CONFIG_BT_SCO is not set
@@ -618,7 +623,6 @@ CONFIG_NET_WIRELESS=y
 #
 # CONFIG_SERIO is not set
 # CONFIG_GAMEPORT is not set
-CONFIG_SOUND_GAMEPORT=y
 
 #
 # Character devices
@@ -687,7 +691,6 @@ CONFIG_RTC=m
 #
 # TPM devices
 #
-# CONFIG_TCG_TPM is not set
 
 #
 # I2C support
@@ -736,6 +739,7 @@ CONFIG_I2C_ELEKTOR=m
 # CONFIG_SENSORS_LM85 is not set
 # CONFIG_SENSORS_LM87 is not set
 # CONFIG_SENSORS_LM90 is not set
+# CONFIG_SENSORS_LM92 is not set
 # CONFIG_SENSORS_MAX1619 is not set
 # CONFIG_SENSORS_PC87360 is not set
 # CONFIG_SENSORS_SMSC47B397 is not set
@@ -747,6 +751,7 @@ CONFIG_I2C_ELEKTOR=m
 #
 # Other I2C Chip support
 #
+# CONFIG_SENSORS_DS1337 is not set
 # CONFIG_SENSORS_EEPROM is not set
 # CONFIG_SENSORS_PCF8574 is not set
 # CONFIG_SENSORS_PCF8591 is not set
@@ -871,7 +876,6 @@ CONFIG_USB_PRINTER=m
 #
 CONFIG_USB_STORAGE=y
 CONFIG_USB_STORAGE_DEBUG=y
-# CONFIG_USB_STORAGE_RW_DETECT is not set
 # CONFIG_USB_STORAGE_DATAFAB is not set
 # CONFIG_USB_STORAGE_FREECOM is not set
 # CONFIG_USB_STORAGE_ISD200 is not set
@@ -954,9 +958,11 @@ CONFIG_USB_USS720=m
 #
 CONFIG_USB_SERIAL=m
 CONFIG_USB_SERIAL_GENERIC=y
+# CONFIG_USB_SERIAL_AIRPRIME is not set
 CONFIG_USB_SERIAL_BELKIN=m
 CONFIG_USB_SERIAL_WHITEHEAT=m
 CONFIG_USB_SERIAL_DIGI_ACCELEPORT=m
+# CONFIG_USB_SERIAL_CP2101 is not set
 # CONFIG_USB_SERIAL_CYPRESS_M8 is not set
 CONFIG_USB_SERIAL_EMPEG=m
 CONFIG_USB_SERIAL_FTDI_SIO=m
@@ -985,6 +991,7 @@ CONFIG_USB_SERIAL_KEYSPAN=m
 # CONFIG_USB_SERIAL_KOBIL_SCT is not set
 CONFIG_USB_SERIAL_MCT_U232=m
 CONFIG_USB_SERIAL_PL2303=m
+# CONFIG_USB_SERIAL_HP4X is not set
 # CONFIG_USB_SERIAL_SAFE is not set
 # CONFIG_USB_SERIAL_TI is not set
 CONFIG_USB_SERIAL_CYBERJACK=m
diff --git a/arch/arm/configs/h3600_defconfig b/arch/arm/configs/h3600_defconfig
index b4e297dd54b2..b9de07de80fe 100644
--- a/arch/arm/configs/h3600_defconfig
+++ b/arch/arm/configs/h3600_defconfig
@@ -1,7 +1,7 @@
 #
 # Automatically generated make config: don't edit
-# Linux kernel version: 2.6.12-rc1-bk2
-# Mon Mar 28 00:02:26 2005
+# Linux kernel version: 2.6.12-rc4
+# Thu Jun  9 01:59:03 2005
 #
 CONFIG_ARM=y
 CONFIG_MMU=y
@@ -16,6 +16,7 @@ CONFIG_GENERIC_IOMAP=y
 CONFIG_EXPERIMENTAL=y
 CONFIG_CLEAN_COMPILE=y
 CONFIG_BROKEN_ON_SMP=y
+CONFIG_INIT_ENV_ARG_LIMIT=32
 
 #
 # General setup
@@ -33,6 +34,8 @@ CONFIG_KOBJECT_UEVENT=y
 # CONFIG_EMBEDDED is not set
 CONFIG_KALLSYMS=y
 # CONFIG_KALLSYMS_EXTRA_PASS is not set
+CONFIG_PRINTK=y
+CONFIG_BUG=y
 CONFIG_BASE_FULL=y
 CONFIG_FUTEX=y
 CONFIG_EPOLL=y
@@ -120,6 +123,7 @@ CONFIG_CPU_MINICACHE=y
 # Bus support
 #
 CONFIG_ISA=y
+CONFIG_ISA_DMA_API=y
 
 #
 # PCCARD (PCMCIA/CardBus) support
@@ -138,6 +142,7 @@ CONFIG_PCMCIA_SA1100=y
 #
 # Kernel Features
 #
+# CONFIG_SMP is not set
 # CONFIG_PREEMPT is not set
 CONFIG_DISCONTIGMEM=y
 # CONFIG_LEDS is not set
@@ -159,12 +164,13 @@ CONFIG_CPU_FREQ_TABLE=y
 # CONFIG_CPU_FREQ_DEBUG is not set
 CONFIG_CPU_FREQ_STAT=y
 # CONFIG_CPU_FREQ_STAT_DETAILS is not set
-CONFIG_CPU_FREQ_DEFAULT_GOV_PERFORMANCE=y
-# CONFIG_CPU_FREQ_DEFAULT_GOV_USERSPACE is not set
-CONFIG_CPU_FREQ_GOV_PERFORMANCE=y
+# CONFIG_CPU_FREQ_DEFAULT_GOV_PERFORMANCE is not set
+CONFIG_CPU_FREQ_DEFAULT_GOV_USERSPACE=y
+# CONFIG_CPU_FREQ_GOV_PERFORMANCE is not set
 # CONFIG_CPU_FREQ_GOV_POWERSAVE is not set
-# CONFIG_CPU_FREQ_GOV_USERSPACE is not set
+CONFIG_CPU_FREQ_GOV_USERSPACE=y
 # CONFIG_CPU_FREQ_GOV_ONDEMAND is not set
+CONFIG_CPU_FREQ_SA1100=y
 
 #
 # Floating point emulation
@@ -298,7 +304,6 @@ CONFIG_MTD_SA1100=y
 #
 # Block devices
 #
-# CONFIG_BLK_DEV_FD is not set
 # CONFIG_BLK_DEV_XD is not set
 # CONFIG_BLK_DEV_COW_COMMON is not set
 CONFIG_BLK_DEV_LOOP=m
@@ -379,7 +384,6 @@ CONFIG_NET=y
 # Networking options
 #
 # CONFIG_PACKET is not set
-# CONFIG_NETLINK_DEV is not set
 CONFIG_UNIX=y
 # CONFIG_NET_KEY is not set
 CONFIG_INET=y
@@ -476,6 +480,7 @@ CONFIG_IRCOMM=m
 # CONFIG_SMC_IRCC_FIR is not set
 # CONFIG_ALI_FIR is not set
 CONFIG_SA1100_FIR=m
+# CONFIG_VIA_FIR is not set
 # CONFIG_BT is not set
 CONFIG_NETDEVICES=y
 # CONFIG_DUMMY is not set
@@ -647,7 +652,6 @@ CONFIG_LEGACY_PTY_COUNT=256
 #
 # TPM devices
 #
-# CONFIG_TCG_TPM is not set
 
 #
 # I2C support
@@ -676,9 +680,11 @@ CONFIG_FB_CFB_FILLRECT=y
 CONFIG_FB_CFB_COPYAREA=y
 CONFIG_FB_CFB_IMAGEBLIT=y
 CONFIG_FB_SOFT_CURSOR=y
+# CONFIG_FB_MACMODES is not set
 # CONFIG_FB_MODE_HELPERS is not set
 # CONFIG_FB_TILEBLITTING is not set
 CONFIG_FB_SA1100=y
+# CONFIG_FB_S1D13XXX is not set
 # CONFIG_FB_VIRTUAL is not set
 
 #
diff --git a/arch/arm/configs/hackkit_defconfig b/arch/arm/configs/hackkit_defconfig
index 6987c8c5ddb4..fb41a36a5a68 100644
--- a/arch/arm/configs/hackkit_defconfig
+++ b/arch/arm/configs/hackkit_defconfig
@@ -1,7 +1,7 @@
 #
 # Automatically generated make config: don't edit
-# Linux kernel version: 2.6.12-rc1-bk2
-# Mon Mar 28 00:22:34 2005
+# Linux kernel version: 2.6.12-rc6-git3
+# Thu Jun  9 20:58:58 2005
 #
 CONFIG_ARM=y
 CONFIG_MMU=y
@@ -16,6 +16,7 @@ CONFIG_GENERIC_IOMAP=y
 CONFIG_EXPERIMENTAL=y
 CONFIG_CLEAN_COMPILE=y
 CONFIG_BROKEN_ON_SMP=y
+CONFIG_INIT_ENV_ARG_LIMIT=32
 
 #
 # General setup
@@ -34,6 +35,8 @@ CONFIG_KOBJECT_UEVENT=y
 CONFIG_KALLSYMS=y
 # CONFIG_KALLSYMS_ALL is not set
 # CONFIG_KALLSYMS_EXTRA_PASS is not set
+CONFIG_PRINTK=y
+CONFIG_BUG=y
 CONFIG_BASE_FULL=y
 CONFIG_FUTEX=y
 CONFIG_EPOLL=y
@@ -109,7 +112,6 @@ CONFIG_CPU_ABRT_EV4=y
 CONFIG_CPU_CACHE_V4WB=y
 CONFIG_CPU_CACHE_VIVT=y
 CONFIG_CPU_TLB_V4WB=y
-CONFIG_CPU_MINICACHE=y
 
 #
 # Processor Features
@@ -119,6 +121,7 @@ CONFIG_CPU_MINICACHE=y
 # Bus support
 #
 CONFIG_ISA=y
+CONFIG_ISA_DMA_API=y
 
 #
 # PCCARD (PCMCIA/CardBus) support
@@ -128,6 +131,7 @@ CONFIG_ISA=y
 #
 # Kernel Features
 #
+# CONFIG_SMP is not set
 # CONFIG_PREEMPT is not set
 CONFIG_DISCONTIGMEM=y
 CONFIG_LEDS=y
@@ -151,12 +155,14 @@ CONFIG_CPU_FREQ_TABLE=y
 # CONFIG_CPU_FREQ_DEBUG is not set
 CONFIG_CPU_FREQ_STAT=y
 # CONFIG_CPU_FREQ_STAT_DETAILS is not set
-CONFIG_CPU_FREQ_DEFAULT_GOV_PERFORMANCE=y
-# CONFIG_CPU_FREQ_DEFAULT_GOV_USERSPACE is not set
+# CONFIG_CPU_FREQ_DEFAULT_GOV_PERFORMANCE is not set
+CONFIG_CPU_FREQ_DEFAULT_GOV_USERSPACE=y
 CONFIG_CPU_FREQ_GOV_PERFORMANCE=y
 # CONFIG_CPU_FREQ_GOV_POWERSAVE is not set
-# CONFIG_CPU_FREQ_GOV_USERSPACE is not set
+CONFIG_CPU_FREQ_GOV_USERSPACE=y
 # CONFIG_CPU_FREQ_GOV_ONDEMAND is not set
+# CONFIG_CPU_FREQ_GOV_CONSERVATIVE is not set
+CONFIG_CPU_FREQ_SA1100=y
 
 #
 # Floating point emulation
@@ -280,7 +286,6 @@ CONFIG_MTD_CFI_UTIL=y
 #
 # Block devices
 #
-# CONFIG_BLK_DEV_FD is not set
 # CONFIG_BLK_DEV_XD is not set
 # CONFIG_BLK_DEV_COW_COMMON is not set
 # CONFIG_BLK_DEV_LOOP is not set
@@ -338,7 +343,6 @@ CONFIG_NET=y
 #
 CONFIG_PACKET=y
 # CONFIG_PACKET_MMAP is not set
-# CONFIG_NETLINK_DEV is not set
 CONFIG_UNIX=y
 # CONFIG_NET_KEY is not set
 CONFIG_INET=y
@@ -484,7 +488,6 @@ CONFIG_SERIO=y
 CONFIG_SERIO_SERPORT=y
 # CONFIG_SERIO_RAW is not set
 # CONFIG_GAMEPORT is not set
-CONFIG_SOUND_GAMEPORT=y
 
 #
 # Character devices
@@ -533,7 +536,6 @@ CONFIG_LEGACY_PTY_COUNT=256
 #
 # TPM devices
 #
-# CONFIG_TCG_TPM is not set
 
 #
 # I2C support
diff --git a/arch/arm/kernel/entry-armv.S b/arch/arm/kernel/entry-armv.S
index 4eb36155dc93..e14278d59882 100644
--- a/arch/arm/kernel/entry-armv.S
+++ b/arch/arm/kernel/entry-armv.S
@@ -269,7 +269,7 @@ __pabt_svc:
         add     r5, sp, #S_PC
         ldmia   r7, {r2 - r4}                   @ Get USR pc, cpsr
 
-#if __LINUX_ARM_ARCH__ < 6
+#if __LINUX_ARM_ARCH__ < 6 && !defined(CONFIG_NEEDS_SYSCALL_FOR_CMPXCHG)
         @ make sure our user space atomic helper is aborted
         cmp     r2, #VIRT_OFFSET
         bichs   r3, r3, #PSR_Z_BIT
@@ -616,11 +616,17 @@ __kuser_helper_start:
 
 __kuser_cmpxchg:                                @ 0xffff0fc0
 
-#if __LINUX_ARM_ARCH__ < 6
+#if defined(CONFIG_NEEDS_SYSCALL_FOR_CMPXCHG)
 
-#ifdef CONFIG_SMP  /* sanity check */
-#error "CONFIG_SMP on a machine supporting pre-ARMv6 processors?"
-#endif
+        /*
+         * Poor you.  No fast solution possible...
+         * The kernel itself must perform the operation.
+         * A special ghost syscall is used for that (see traps.c).
+         */
+        swi     #0x9ffff0
+        mov     pc, lr
+
+#elif __LINUX_ARM_ARCH__ < 6
 
         /*
          * Theory of operation:
diff --git a/arch/arm/kernel/traps.c b/arch/arm/kernel/traps.c
index 14df16b983f4..45d2a032d890 100644
--- a/arch/arm/kernel/traps.c
+++ b/arch/arm/kernel/traps.c
@@ -464,6 +464,55 @@ asmlinkage int arm_syscall(int no, struct pt_regs *regs)
 #endif
                 return 0;
 
+#ifdef CONFIG_NEEDS_SYSCALL_FOR_CMPXCHG
+        /*
+         * Atomically store r1 in *r2 if *r2 is equal to r0 for user space.
+         * Return zero in r0 if *MEM was changed or non-zero if no exchange
+         * happened.  Also set the user C flag accordingly.
+         * If access permissions have to be fixed up then non-zero is
+         * returned and the operation has to be re-attempted.
+         *
+         * *NOTE*: This is a ghost syscall private to the kernel.  Only the
+         * __kuser_cmpxchg code in entry-armv.S should be aware of its
+         * existence.  Don't ever use this from user code.
+         */
+        case 0xfff0:
+        {
+                extern void do_DataAbort(unsigned long addr, unsigned int fsr,
+                                         struct pt_regs *regs);
+                unsigned long val;
+                unsigned long addr = regs->ARM_r2;
+                struct mm_struct *mm = current->mm;
+                pgd_t *pgd; pmd_t *pmd; pte_t *pte;
+
+                regs->ARM_cpsr &= ~PSR_C_BIT;
+                spin_lock(&mm->page_table_lock);
+                pgd = pgd_offset(mm, addr);
+                if (!pgd_present(*pgd))
+                        goto bad_access;
+                pmd = pmd_offset(pgd, addr);
+                if (!pmd_present(*pmd))
+                        goto bad_access;
+                pte = pte_offset_map(pmd, addr);
+                if (!pte_present(*pte) || !pte_write(*pte))
+                        goto bad_access;
+                val = *(unsigned long *)addr;
+                val -= regs->ARM_r0;
+                if (val == 0) {
+                        *(unsigned long *)addr = regs->ARM_r1;
+                        regs->ARM_cpsr |= PSR_C_BIT;
+                }
+                spin_unlock(&mm->page_table_lock);
+                return val;
+
+                bad_access:
+                spin_unlock(&mm->page_table_lock);
+                /* simulate a read access fault */
+                do_DataAbort(addr, 15 + (1 << 11), regs);
+                return -1;
+        }
+#endif
+
         default:
                 /* Calls 9f00xx..9f07ff are defined to return -ENOSYS
                    if not implemented, rather than raising SIGILL.  This
diff --git a/arch/arm/lib/io-writesw-armv4.S b/arch/arm/lib/io-writesw-armv4.S
index 6d1d7c27806e..5e240e452af6 100644
--- a/arch/arm/lib/io-writesw-armv4.S
+++ b/arch/arm/lib/io-writesw-armv4.S
@@ -87,9 +87,9 @@ ENTRY(__raw_writesw)
                 subs    r2, r2, #2
                 orr     ip, ip, r3, push_hbyte1
                 strh    ip, [r0]
-                bpl     2b
+                bpl     1b
 
-3:              tst     r2, #1
-2:              movne   ip, r3, lsr #8
+                tst     r2, #1
+3:              movne   ip, r3, lsr #8
                 strneh  ip, [r0]
                 mov     pc, lr
diff --git a/arch/arm/mach-pxa/mainstone.c b/arch/arm/mach-pxa/mainstone.c
index 3f952237ae3d..6823ae28ae6a 100644
--- a/arch/arm/mach-pxa/mainstone.c
+++ b/arch/arm/mach-pxa/mainstone.c
@@ -304,6 +304,15 @@ static void __init mainstone_map_io(void)
         PWER  = 0xC0000002;
         PRER  = 0x00000002;
         PFER  = 0x00000002;
+        /*      for use I SRAM as framebuffer.  */
+        PSLR |= 0xF04;
+        PCFR = 0x66;
+        /*      For Keypad wakeup.      */
+        KPC &=~KPC_ASACT;
+        KPC |=KPC_AS;
+        PKWR  = 0x000FD000;
+        /*      Need read PKWR back after set it.       */
+        PKWR;
 }
 
 MACHINE_START(MAINSTONE, "Intel HCDDBBVA0 Development Platform (aka Mainstone)")
diff --git a/arch/arm/mach-pxa/pm.c b/arch/arm/mach-pxa/pm.c
index 82a4bf34c251..9799fe80df23 100644
--- a/arch/arm/mach-pxa/pm.c
+++ b/arch/arm/mach-pxa/pm.c
@@ -29,9 +29,6 @@
  */
 #undef DEBUG
 
-extern void pxa_cpu_suspend(void);
-extern void pxa_cpu_resume(void);
-
 #define SAVE(x)         sleep_save[SLEEP_SAVE_##x] = x
 #define RESTORE(x)      x = sleep_save[SLEEP_SAVE_##x]
 
@@ -63,6 +60,12 @@ enum {	SLEEP_SAVE_START = 0,
         SLEEP_SAVE_ICMR,
         SLEEP_SAVE_CKEN,
 
+#ifdef CONFIG_PXA27x
+        SLEEP_SAVE_MDREFR,
+        SLEEP_SAVE_PWER, SLEEP_SAVE_PCFR, SLEEP_SAVE_PRER,
+        SLEEP_SAVE_PFER, SLEEP_SAVE_PKWR,
+#endif
+
         SLEEP_SAVE_CKSUM,
 
         SLEEP_SAVE_SIZE
@@ -75,9 +78,7 @@ static int pxa_pm_enter(suspend_state_t state)
         unsigned long checksum = 0;
         struct timespec delta, rtc;
         int i;
-
-        if (state != PM_SUSPEND_MEM)
-                return -EINVAL;
+        extern void pxa_cpu_pm_enter(suspend_state_t state);
 
 #ifdef CONFIG_IWMMXT
         /* force any iWMMXt context to ram **/
@@ -100,16 +101,17 @@ static int pxa_pm_enter(suspend_state_t state)
         SAVE(GAFR2_L); SAVE(GAFR2_U);
 
 #ifdef CONFIG_PXA27x
+        SAVE(MDREFR);
         SAVE(GPLR3); SAVE(GPDR3); SAVE(GRER3); SAVE(GFER3); SAVE(PGSR3);
         SAVE(GAFR3_L); SAVE(GAFR3_U);
+        SAVE(PWER); SAVE(PCFR); SAVE(PRER);
+        SAVE(PFER); SAVE(PKWR);
 #endif
 
         SAVE(ICMR);
         ICMR = 0;
 
         SAVE(CKEN);
-        CKEN = 0;
-
         SAVE(PSTR);
 
         /* Note: wake up source are set up in each machine specific files */
@@ -123,16 +125,13 @@ static int pxa_pm_enter(suspend_state_t state)
         /* Clear sleep reset status */
         RCSR = RCSR_SMR;
 
-        /* set resume return address */
-        PSPR = virt_to_phys(pxa_cpu_resume);
-
         /* before sleeping, calculate and save a checksum */
         for (i = 0; i < SLEEP_SAVE_SIZE - 1; i++)
                 checksum += sleep_save[i];
         sleep_save[SLEEP_SAVE_CKSUM] = checksum;
 
         /* *** go zzz *** */
-        pxa_cpu_suspend();
+        pxa_cpu_pm_enter(state);
 
         /* after sleeping, validate the checksum */
         checksum = 0;
@@ -145,7 +144,7 @@ static int pxa_pm_enter(suspend_state_t state)
                 LUB_HEXLED = 0xbadbadc5;
 #endif
                 while (1)
-                        pxa_cpu_suspend();
+                        pxa_cpu_pm_enter(state);
         }
 
         /* ensure not to come back here if it wasn't intended */
@@ -162,8 +161,11 @@ static int pxa_pm_enter(suspend_state_t state)
         RESTORE(PGSR0); RESTORE(PGSR1); RESTORE(PGSR2);
 
 #ifdef CONFIG_PXA27x
+        RESTORE(MDREFR);
         RESTORE(GAFR3_L); RESTORE(GAFR3_U); RESTORE_GPLEVEL(3);
         RESTORE(GPDR3); RESTORE(GRER3); RESTORE(GFER3); RESTORE(PGSR3);
+        RESTORE(PWER); RESTORE(PCFR); RESTORE(PRER);
+        RESTORE(PFER); RESTORE(PKWR);
 #endif
 
         PSSR = PSSR_RDH | PSSR_PH;
@@ -197,7 +199,9 @@ unsigned long sleep_phys_sp(void *sp)
  */
 static int pxa_pm_prepare(suspend_state_t state)
 {
-        return 0;
+        extern int pxa_cpu_pm_prepare(suspend_state_t state);
+
+        return pxa_cpu_pm_prepare(state);
 }
 
 /*
diff --git a/arch/arm/mach-pxa/pxa25x.c b/arch/arm/mach-pxa/pxa25x.c
index e887b7175ef3..b6d945a6e774 100644
--- a/arch/arm/mach-pxa/pxa25x.c
+++ b/arch/arm/mach-pxa/pxa25x.c
@@ -102,3 +102,32 @@ unsigned int get_lcdclk_frequency_10khz(void)
 }
 
 EXPORT_SYMBOL(get_lcdclk_frequency_10khz);
+
+
+int pxa_cpu_pm_prepare(suspend_state_t state)
+{
+        switch (state) {
+        case PM_SUSPEND_MEM:
+                break;
+        default:
+                return -EINVAL;
+        }
+
+        return 0;
+}
+
+void pxa_cpu_pm_enter(suspend_state_t state)
+{
+        extern void pxa_cpu_suspend(unsigned int);
+        extern void pxa_cpu_resume(void);
+
+        CKEN = 0;
+
+        switch (state) {
+        case PM_SUSPEND_MEM:
+                /* set resume return address */
+                PSPR = virt_to_phys(pxa_cpu_resume);
+                pxa_cpu_suspend(3);
+                break;
+        }
+}
diff --git a/arch/arm/mach-pxa/pxa27x.c b/arch/arm/mach-pxa/pxa27x.c
index 7e863afefb53..aa3c3b2ab75e 100644
--- a/arch/arm/mach-pxa/pxa27x.c
+++ b/arch/arm/mach-pxa/pxa27x.c
@@ -120,6 +120,38 @@ EXPORT_SYMBOL(get_clk_frequency_khz);
 EXPORT_SYMBOL(get_memclk_frequency_10khz);
 EXPORT_SYMBOL(get_lcdclk_frequency_10khz);
 
+int pxa_cpu_pm_prepare(suspend_state_t state)
+{
+        switch (state) {
+        case PM_SUSPEND_MEM:
+                return 0;
+        default:
+                return -EINVAL;
+        }
+}
+
+void pxa_cpu_pm_enter(suspend_state_t state)
+{
+        extern void pxa_cpu_standby(void);
+        extern void pxa_cpu_suspend(unsigned int);
+        extern void pxa_cpu_resume(void);
+
+        CKEN = CKEN22_MEMC | CKEN9_OSTIMER;
+
+        /* ensure voltage-change sequencer not initiated, which hangs */
+        PCFR &= ~PCFR_FVC;
+
+        /* Clear edge-detect status register. */
+        PEDR = 0xDF12FE1B;
+
+        switch (state) {
+        case PM_SUSPEND_MEM:
+                /* set resume return address */
+                PSPR = virt_to_phys(pxa_cpu_resume);
+                pxa_cpu_suspend(3);
+                break;
+        }
+}
 
 /*
  * device registration specific to PXA27x.
diff --git a/arch/arm/mach-s3c2410/dma.c b/arch/arm/mach-s3c2410/dma.c
index bc229fab86d4..c7c28890d406 100644
--- a/arch/arm/mach-s3c2410/dma.c
+++ b/arch/arm/mach-s3c2410/dma.c
@@ -785,6 +785,10 @@ int s3c2410_dma_free(dmach_t channel, s3c2410_dma_client_t *client)
         chan->client = NULL;
         chan->in_use = 0;
 
+        if (chan->irq_claimed)
+                free_irq(chan->irq, (void *)chan);
+        chan->irq_claimed = 0;
+
         local_irq_restore(flags);
 
         return 0;
diff --git a/arch/arm/mach-sa1100/Kconfig b/arch/arm/mach-sa1100/Kconfig
index 50cde576dadf..6923316b3d0d 100644
--- a/arch/arm/mach-sa1100/Kconfig
+++ b/arch/arm/mach-sa1100/Kconfig
@@ -150,7 +150,7 @@ config SA1100_SSP
 
 config H3600_SLEEVE
         tristate "Compaq iPAQ Handheld sleeve support"
-        depends on SA1100_H3600
+        depends on SA1100_H3100 || SA1100_H3600
         help
           Choose this option to enable support for extension packs (sleeves)
           for the Compaq iPAQ H3XXX series of handheld computers.  This option
diff --git a/arch/arm/mm/Kconfig b/arch/arm/mm/Kconfig
index 48bac7da8c70..3fefb43c67f7 100644
--- a/arch/arm/mm/Kconfig
+++ b/arch/arm/mm/Kconfig
@@ -228,7 +228,6 @@ config CPU_SA1100
         select CPU_CACHE_V4WB
         select CPU_CACHE_VIVT
         select CPU_TLB_V4WB
-        select CPU_MINICACHE
 
 # XScale
 config CPU_XSCALE
@@ -239,7 +238,6 @@ config CPU_XSCALE
         select CPU_ABRT_EV5T
         select CPU_CACHE_VIVT
         select CPU_TLB_V4WBI
-        select CPU_MINICACHE
 
 # ARMv6
 config CPU_V6
@@ -345,11 +343,6 @@ config CPU_TLB_V4WBI
 config CPU_TLB_V6
         bool
 
-config CPU_MINICACHE
-        bool
-        help
-          Processor has a minicache.
-
 comment "Processor Features"
 
 config ARM_THUMB
@@ -429,3 +422,11 @@ config HAS_TLS_REG
           assume directly accessing that register and always obtain the
           expected value only on ARMv7 and above.
 
+config NEEDS_SYSCALL_FOR_CMPXCHG
+        bool
+        default y if SMP && (CPU_32v5 || CPU_32v4 || CPU_32v3)
+        help
+          SMP on a pre-ARMv6 processor?  Well OK then.
+          Forget about fast user space cmpxchg support.
+          It is just not possible.
+
diff --git a/arch/arm/mm/Makefile b/arch/arm/mm/Makefile
index ccf316c11e02..59f47d4c2dfe 100644
--- a/arch/arm/mm/Makefile
+++ b/arch/arm/mm/Makefile
@@ -31,8 +31,6 @@ obj-$(CONFIG_CPU_COPY_V6)	+= copypage-v6.o mmu.o
 obj-$(CONFIG_CPU_SA1100)        += copypage-v4mc.o
 obj-$(CONFIG_CPU_XSCALE)        += copypage-xscale.o
 
-obj-$(CONFIG_CPU_MINICACHE)     += minicache.o
-
 obj-$(CONFIG_CPU_TLB_V3)        += tlb-v3.o
 obj-$(CONFIG_CPU_TLB_V4WT)      += tlb-v4.o
 obj-$(CONFIG_CPU_TLB_V4WB)      += tlb-v4wb.o
diff --git a/arch/arm/mm/copypage-xscale.S b/arch/arm/mm/copypage-xscale.S
deleted file mode 100644
index bb277316ef52..000000000000
--- a/arch/arm/mm/copypage-xscale.S
+++ /dev/null
@@ -1,113 +0,0 @@
-/*
- *  linux/arch/arm/lib/copypage-xscale.S
- *
- *  Copyright (C) 2001 Russell King
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License version 2 as
- * published by the Free Software Foundation.
- */
-#include <linux/linkage.h>
-#include <linux/init.h>
-#include <asm/constants.h>
-
-/*
- * General note:
- *  We don't really want write-allocate cache behaviour for these functions
- *  since that will just eat through 8K of the cache.
- */
-
-        .text
-        .align  5
-/*
- * XScale optimised copy_user_page
- *  r0 = destination
- *  r1 = source
- *  r2 = virtual user address of ultimate destination page
- *
- * The source page may have some clean entries in the cache already, but we
- * can safely ignore them - break_cow() will flush them out of the cache
- * if we eventually end up using our copied page.
- *
- * What we could do is use the mini-cache to buffer reads from the source
- * page.  We rely on the mini-cache being smaller than one page, so we'll
- * cycle through the complete cache anyway.
- */
-ENTRY(xscale_mc_copy_user_page)
-        stmfd   sp!, {r4, r5, lr}
-        mov     r5, r0
-        mov     r0, r1
-        bl      map_page_minicache
-        mov     r1, r5
-        mov     lr, #PAGE_SZ/64-1
-
-        /*
-         * Strangely enough, best performance is achieved
-         * when prefetching destination as well.  (NP)
-         */
-        pld     [r0, #0]
-        pld     [r0, #32]
-        pld     [r1, #0]
-        pld     [r1, #32]
-
-1:      pld     [r0, #64]
-        pld     [r0, #96]
-        pld     [r1, #64]
-        pld     [r1, #96]
-
-2:      ldrd    r2, [r0], #8
-        ldrd    r4, [r0], #8
-        mov     ip, r1
-        strd    r2, [r1], #8
-        ldrd    r2, [r0], #8
-        strd    r4, [r1], #8
-        ldrd    r4, [r0], #8
-        strd    r2, [r1], #8
-        strd    r4, [r1], #8
-        mcr     p15, 0, ip, c7, c10, 1          @ clean D line
-        ldrd    r2, [r0], #8
-        mcr     p15, 0, ip, c7, c6, 1           @ invalidate D line
-        ldrd    r4, [r0], #8
-        mov     ip, r1
-        strd    r2, [r1], #8
-        ldrd    r2, [r0], #8
-        strd    r4, [r1], #8
-        ldrd    r4, [r0], #8
-        strd    r2, [r1], #8
-        strd    r4, [r1], #8
-        mcr     p15, 0, ip, c7, c10, 1          @ clean D line
-        subs    lr, lr, #1
-        mcr     p15, 0, ip, c7, c6, 1           @ invalidate D line
-        bgt     1b
-        beq     2b
-
-        ldmfd   sp!, {r4, r5, pc}
-
-        .align  5
-/*
- * XScale optimised clear_user_page
- *  r0 = destination
- *  r1 = virtual user address of ultimate destination page
- */
-ENTRY(xscale_mc_clear_user_page)
-        mov     r1, #PAGE_SZ/32
-        mov     r2, #0
-        mov     r3, #0
-1:      mov     ip, r0
-        strd    r2, [r0], #8
-        strd    r2, [r0], #8
-        strd    r2, [r0], #8
-        strd    r2, [r0], #8
-        mcr     p15, 0, ip, c7, c10, 1          @ clean D line
-        subs    r1, r1, #1
-        mcr     p15, 0, ip, c7, c6, 1           @ invalidate D line
-        bne     1b
-        mov     pc, lr
-
-        __INITDATA
-
-        .type   xscale_mc_user_fns, #object
-ENTRY(xscale_mc_user_fns)
-        .long   xscale_mc_clear_user_page
-        .long   xscale_mc_copy_user_page
-        .size   xscale_mc_user_fns, . - xscale_mc_user_fns
diff --git a/arch/arm/mm/copypage-xscale.c b/arch/arm/mm/copypage-xscale.c
new file mode 100644
index 000000000000..42a6ee255ce0
--- /dev/null
+++ b/arch/arm/mm/copypage-xscale.c
@@ -0,0 +1,131 @@
+/*
+ *  linux/arch/arm/lib/copypage-xscale.S
+ *
+ *  Copyright (C) 1995-2005 Russell King
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License version 2 as
+ * published by the Free Software Foundation.
+ *
+ * This handles the mini data cache, as found on SA11x0 and XScale
+ * processors.  When we copy a user page page, we map it in such a way
+ * that accesses to this page will not touch the main data cache, but
+ * will be cached in the mini data cache.  This prevents us thrashing
+ * the main data cache on page faults.
+ */
+#include <linux/init.h>
+#include <linux/mm.h>
+
+#include <asm/page.h>
+#include <asm/pgtable.h>
+#include <asm/tlbflush.h>
+
+/*
+ * 0xffff8000 to 0xffffffff is reserved for any ARM architecture
+ * specific hacks for copying pages efficiently.
+ */
+#define COPYPAGE_MINICACHE      0xffff8000
+
+#define minicache_pgprot __pgprot(L_PTE_PRESENT | L_PTE_YOUNG | \
+                                  L_PTE_CACHEABLE)
+
+#define TOP_PTE(x)      pte_offset_kernel(top_pmd, x)
+
+static DEFINE_SPINLOCK(minicache_lock);
+
+/*
+ * XScale mini-dcache optimised copy_user_page
+ *
+ * We flush the destination cache lines just before we write the data into the
+ * corresponding address.  Since the Dcache is read-allocate, this removes the
+ * Dcache aliasing issue.  The writes will be forwarded to the write buffer,
+ * and merged as appropriate.
+ */
+static void __attribute__((naked))
+mc_copy_user_page(void *from, void *to)
+{
+        /*
+         * Strangely enough, best performance is achieved
+         * when prefetching destination as well.  (NP)
+         */
+        asm volatile(
+        "stmfd  sp!, {r4, r5, lr}               \n\
+        mov     lr, %2                          \n\
+        pld     [r0, #0]                        \n\
+        pld     [r0, #32]                       \n\
+        pld     [r1, #0]                        \n\
+        pld     [r1, #32]                       \n\
+1:      pld     [r0, #64]                       \n\
+        pld     [r0, #96]                       \n\
+        pld     [r1, #64]                       \n\
+        pld     [r1, #96]                       \n\
+2:      ldrd    r2, [r0], #8                    \n\
+        ldrd    r4, [r0], #8                    \n\
+        mov     ip, r1                          \n\
+        strd    r2, [r1], #8                    \n\
+        ldrd    r2, [r0], #8                    \n\
+        strd    r4, [r1], #8                    \n\
+        ldrd    r4, [r0], #8                    \n\
+        strd    r2, [r1], #8                    \n\
+        strd    r4, [r1], #8                    \n\
+        mcr     p15, 0, ip, c7, c10, 1          @ clean D line\n\
+        ldrd    r2, [r0], #8                    \n\
+        mcr     p15, 0, ip, c7, c6, 1           @ invalidate D line\n\
+        ldrd    r4, [r0], #8                    \n\
+        mov     ip, r1                          \n\
+        strd    r2, [r1], #8                    \n\
+        ldrd    r2, [r0], #8                    \n\
+        strd    r4, [r1], #8                    \n\
+        ldrd    r4, [r0], #8                    \n\
+        strd    r2, [r1], #8                    \n\
+        strd    r4, [r1], #8                    \n\
+        mcr     p15, 0, ip, c7, c10, 1          @ clean D line\n\
+        subs    lr, lr, #1                      \n\
+        mcr     p15, 0, ip, c7, c6, 1           @ invalidate D line\n\
+        bgt     1b                              \n\
+        beq     2b                              \n\
+        ldmfd   sp!, {r4, r5, pc}               "
+        :
+        : "r" (from), "r" (to), "I" (PAGE_SIZE / 64 - 1));
+}
+
+void xscale_mc_copy_user_page(void *kto, const void *kfrom, unsigned long vaddr)
+{
+        spin_lock(&minicache_lock);
+
+        set_pte(TOP_PTE(COPYPAGE_MINICACHE), pfn_pte(__pa(kfrom) >> PAGE_SHIFT, minicache_pgprot));
+        flush_tlb_kernel_page(COPYPAGE_MINICACHE);
+
+        mc_copy_user_page((void *)COPYPAGE_MINICACHE, kto);
+
+        spin_unlock(&minicache_lock);
+}
+
+/*
+ * XScale optimised clear_user_page
+ */
+void __attribute__((naked))
+xscale_mc_clear_user_page(void *kaddr, unsigned long vaddr)
+{
+        asm volatile(
+        "mov    r1, %0                          \n\
+        mov     r2, #0                          \n\
+        mov     r3, #0                          \n\
+1:      mov     ip, r0                          \n\
+        strd    r2, [r0], #8                    \n\
+        strd    r2, [r0], #8                    \n\
+        strd    r2, [r0], #8                    \n\
+        strd    r2, [r0], #8                    \n\
+        mcr     p15, 0, ip, c7, c10, 1          @ clean D line\n\
+        subs    r1, r1, #1                      \n\
+        mcr     p15, 0, ip, c7, c6, 1           @ invalidate D line\n\
+        bne     1b                              \n\
+        mov     pc, lr"
+        :
+        : "I" (PAGE_SIZE / 32));
+}
+
+struct cpu_user_fns xscale_mc_user_fns __initdata = {
+        .cpu_clear_user_page    = xscale_mc_clear_user_page, 
+        .cpu_copy_user_page     = xscale_mc_copy_user_page,
+};
diff --git a/arch/arm/mm/minicache.c b/arch/arm/mm/minicache.c
deleted file mode 100644
index dedf2ab01b2a..000000000000
--- a/arch/arm/mm/minicache.c
+++ /dev/null
@@ -1,73 +0,0 @@
-/*
- *  linux/arch/arm/mm/minicache.c
- *
- *  Copyright (C) 2001 Russell King
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License version 2 as
- * published by the Free Software Foundation.
- *
- * This handles the mini data cache, as found on SA11x0 and XScale
- * processors.  When we copy a user page page, we map it in such a way
- * that accesses to this page will not touch the main data cache, but
- * will be cached in the mini data cache.  This prevents us thrashing
- * the main data cache on page faults.
- */
-#include <linux/init.h>
-#include <linux/mm.h>
-
-#include <asm/page.h>
-#include <asm/pgtable.h>
-#include <asm/tlbflush.h>
-
-/*
- * 0xffff8000 to 0xffffffff is reserved for any ARM architecture
- * specific hacks for copying pages efficiently.
- */
-#define minicache_address (0xffff8000)
-#define minicache_pgprot __pgprot(L_PTE_PRESENT | L_PTE_YOUNG | \
-                                  L_PTE_CACHEABLE)
-
-static pte_t *minicache_pte;
-
-/*
- * Note that this is intended to be called only from the copy_user_page
- * asm code; anything else will require special locking to prevent the
- * mini-cache space being re-used.  (Note: probably preempt unsafe).
- *
- * We rely on the fact that the minicache is 2K, and we'll be pushing
- * 4K of data through it, so we don't actually have to specifically
- * flush the minicache when we change the mapping.
- *
- * Note also: assert(PAGE_OFFSET <= virt < high_memory).
- * Unsafe: preempt, kmap.
- */
-unsigned long map_page_minicache(unsigned long virt)
-{
-        set_pte(minicache_pte, pfn_pte(__pa(virt) >> PAGE_SHIFT, minicache_pgprot));
-        flush_tlb_kernel_page(minicache_address);
-
-        return minicache_address;
-}
-
-static int __init minicache_init(void)
-{
-        pgd_t *pgd;
-        pmd_t *pmd;
-
-        spin_lock(&init_mm.page_table_lock);
-
-        pgd = pgd_offset_k(minicache_address);
-        pmd = pmd_alloc(&init_mm, pgd, minicache_address);
-        if (!pmd)
-                BUG();
-        minicache_pte = pte_alloc_kernel(&init_mm, pmd, minicache_address);
-        if (!minicache_pte)
-                BUG();
-
-        spin_unlock(&init_mm.page_table_lock);
-
-        return 0;
-}
-
-core_initcall(minicache_init);
diff --git a/arch/i386/kernel/Makefile b/arch/i386/kernel/Makefile
index 0fbcfe00dd8d..51ecd512603d 100644
--- a/arch/i386/kernel/Makefile
+++ b/arch/i386/kernel/Makefile
@@ -43,7 +43,7 @@ obj-$(CONFIG_SCx200)		+= scx200.o
 # Note: kbuild does not track this dependency due to usage of .incbin
 $(obj)/vsyscall.o: $(obj)/vsyscall-int80.so $(obj)/vsyscall-sysenter.so
 targets += $(foreach F,int80 sysenter,vsyscall-$F.o vsyscall-$F.so)
-targets += vsyscall.lds
+targets += vsyscall-note.o vsyscall.lds
 
 # The DSO images are built using a special linker script.
 quiet_cmd_syscall = SYSCALL $@
diff --git a/arch/ia64/kernel/fsys.S b/arch/ia64/kernel/fsys.S
index 4f3cdef75797..962b6c4e32b5 100644
--- a/arch/ia64/kernel/fsys.S
+++ b/arch/ia64/kernel/fsys.S
@@ -460,9 +460,9 @@ EX(.fail_efault, ld8 r14=[r33])			// r14 <- *set
         ;;
 
         st8 [r2]=r14                            // update current->blocked with new mask
-        cmpxchg4.acq r14=[r9],r18,ar.ccv        // current->thread_info->flags <- r18
+        cmpxchg4.acq r8=[r9],r18,ar.ccv         // current->thread_info->flags <- r18
         ;;
-        cmp.ne p6,p0=r17,r14                    // update failed?
+        cmp.ne p6,p0=r17,r8                     // update failed?
 (p6)    br.cond.spnt.few 1b                     // yes -> retry
 
 #ifdef CONFIG_SMP
diff --git a/arch/ia64/kernel/module.c b/arch/ia64/kernel/module.c
index febc091c2f02..f1aca7cffd12 100644
--- a/arch/ia64/kernel/module.c
+++ b/arch/ia64/kernel/module.c
@@ -825,14 +825,16 @@ apply_relocate_add (Elf64_Shdr *sechdrs, const char *strtab, unsigned int symind
                  * XXX Should have an arch-hook for running this after final section
                  *     addresses have been selected...
                  */
-                /* See if gp can cover the entire core module:  */
-                uint64_t gp = (uint64_t) mod->module_core + MAX_LTOFF / 2;
-                if (mod->core_size >= MAX_LTOFF)
+                uint64_t gp;
+                if (mod->core_size > MAX_LTOFF)
                         /*
                          * This takes advantage of fact that SHF_ARCH_SMALL gets allocated
                          * at the end of the module.
                          */
-                        gp = (uint64_t) mod->module_core + mod->core_size - MAX_LTOFF / 2;
+                        gp = mod->core_size - MAX_LTOFF / 2;
+                else
+                        gp = mod->core_size / 2;
+                gp = (uint64_t) mod->module_core + ((gp + 7) & -8);
                 mod->arch.gp = gp;
                 DEBUGP("%s: placing gp at 0x%lx\n", __FUNCTION__, gp);
         }
diff --git a/arch/ia64/kernel/ptrace.c b/arch/ia64/kernel/ptrace.c
index 08c8a5eb25ab..575a8f657b31 100644
--- a/arch/ia64/kernel/ptrace.c
+++ b/arch/ia64/kernel/ptrace.c
@@ -635,11 +635,17 @@ ia64_flush_fph (struct task_struct *task)
 {
         struct ia64_psr *psr = ia64_psr(ia64_task_regs(task));
 
+        /*
+         * Prevent migrating this task while
+         * we're fiddling with the FPU state
+         */
+        preempt_disable();
         if (ia64_is_local_fpu_owner(task) && psr->mfh) {
                 psr->mfh = 0;
                 task->thread.flags |= IA64_THREAD_FPH_VALID;
                 ia64_save_fpu(&task->thread.fph[0]);
         }
+        preempt_enable();
 }
 
 /*
diff --git a/arch/ia64/kernel/setup.c b/arch/ia64/kernel/setup.c
index b7e6b4cb374b..d14692e0920a 100644
--- a/arch/ia64/kernel/setup.c
+++ b/arch/ia64/kernel/setup.c
@@ -720,7 +720,8 @@ cpu_init (void)
         ia64_set_kr(IA64_KR_PT_BASE, __pa(ia64_imva(empty_zero_page)));
 
         /*
-         * Initialize default control register to defer all speculative faults.  The
+         * Initialize default control register to defer speculative faults except
+         * for those arising from TLB misses, which are not deferred.  The
          * kernel MUST NOT depend on a particular setting of these bits (in other words,
          * the kernel must have recovery code for all speculative accesses).  Turn on
          * dcr.lc as per recommendation by the architecture team.  Most IA-32 apps
diff --git a/arch/ia64/kernel/traps.c b/arch/ia64/kernel/traps.c
index e82ad78081b3..1861173bd4f6 100644
--- a/arch/ia64/kernel/traps.c
+++ b/arch/ia64/kernel/traps.c
@@ -111,6 +111,24 @@ ia64_bad_break (unsigned long break_num, struct pt_regs *regs)
         siginfo_t siginfo;
         int sig, code;
 
+        /* break.b always sets cr.iim to 0, which causes problems for
+         * debuggers.  Get the real break number from the original instruction,
+         * but only for kernel code.  User space break.b is left alone, to
+         * preserve the existing behaviour.  All break codings have the same
+         * format, so there is no need to check the slot type.
+         */
+        if (break_num == 0 && !user_mode(regs)) {
+                struct ia64_psr *ipsr = ia64_psr(regs);
+                unsigned long *bundle = (unsigned long *)regs->cr_iip;
+                unsigned long slot;
+                switch (ipsr->ri) {
+                      case 0:  slot = (bundle[0] >>  5); break;
+                      case 1:  slot = (bundle[0] >> 46) | (bundle[1] << 18); break;
+                      default: slot = (bundle[1] >> 23); break;
+                }
+                break_num = ((slot >> 36 & 1) << 20) | (slot >> 6 & 0xfffff);
+        }
+
         /* SIGILL, SIGFPE, SIGSEGV, and SIGBUS want these field initialized: */
         siginfo.si_addr = (void __user *) (regs->cr_iip + ia64_psr(regs)->ri);
         siginfo.si_imm = break_num;
@@ -202,13 +220,21 @@ disabled_fph_fault (struct pt_regs *regs)
 
         /* first, grant user-level access to fph partition: */
         psr->dfh = 0;
+
+        /*
+         * Make sure that no other task gets in on this processor
+         * while we're claiming the FPU
+         */
+        preempt_disable();
 #ifndef CONFIG_SMP
         {
                 struct task_struct *fpu_owner
                         = (struct task_struct *)ia64_get_kr(IA64_KR_FPU_OWNER);
 
-                if (ia64_is_local_fpu_owner(current))
+                if (ia64_is_local_fpu_owner(current)) {
+                        preempt_enable_no_resched();
                         return;
+                }
 
                 if (fpu_owner)
                         ia64_flush_fph(fpu_owner);
@@ -226,6 +252,7 @@ disabled_fph_fault (struct pt_regs *regs)
                  */
                 psr->mfh = 1;
         }
+        preempt_enable_no_resched();
 }
 
 static inline int
diff --git a/arch/ia64/mm/init.c b/arch/ia64/mm/init.c
index 547785e3cba2..4eb2f52b87a1 100644
--- a/arch/ia64/mm/init.c
+++ b/arch/ia64/mm/init.c
@@ -305,8 +305,9 @@ setup_gate (void)
         struct page *page;
 
         /*
-         * Map the gate page twice: once read-only to export the ELF headers etc. and once
-         * execute-only page to enable privilege-promotion via "epc":
+         * Map the gate page twice: once read-only to export the ELF
+         * headers etc. and once execute-only page to enable
+         * privilege-promotion via "epc":
          */
         page = virt_to_page(ia64_imva(__start_gate_section));
         put_kernel_page(page, GATE_ADDR, PAGE_READONLY);
@@ -315,6 +316,20 @@ setup_gate (void)
         put_kernel_page(page, GATE_ADDR + PAGE_SIZE, PAGE_GATE);
 #else
         put_kernel_page(page, GATE_ADDR + PERCPU_PAGE_SIZE, PAGE_GATE);
+        /* Fill in the holes (if any) with read-only zero pages: */
+        {
+                unsigned long addr;
+
+                for (addr = GATE_ADDR + PAGE_SIZE;
+                     addr < GATE_ADDR + PERCPU_PAGE_SIZE;
+                     addr += PAGE_SIZE)
+                {
+                        put_kernel_page(ZERO_PAGE(0), addr,
+                                        PAGE_READONLY);
+                        put_kernel_page(ZERO_PAGE(0), addr + PERCPU_PAGE_SIZE,
+                                        PAGE_READONLY);
+                }
+        }
 #endif
         ia64_patch_gate();
 }
diff --git a/arch/ia64/sn/kernel/setup.c b/arch/ia64/sn/kernel/setup.c
index e64cb8175f7a..44bfc7f318cb 100644
--- a/arch/ia64/sn/kernel/setup.c
+++ b/arch/ia64/sn/kernel/setup.c
@@ -222,7 +222,7 @@ void __init early_sn_setup(void)
 
 extern int platform_intr_list[];
 extern nasid_t master_nasid;
-static int shub_1_1_found __initdata;
+static int __initdata shub_1_1_found = 0;
 
 /*
  * sn_check_for_wars
@@ -251,7 +251,7 @@ static void __init sn_check_for_wars(void)
         } else {
                 for_each_online_node(cnode) {
                         if (is_shub_1_1(cnodeid_to_nasid(cnode)))
-                                sn_hub_info->shub_1_1_found = 1;
+                                shub_1_1_found = 1;
                 }
         }
 }
diff --git a/arch/m68k/configs/amiga_defconfig b/arch/m68k/configs/amiga_defconfig
index 7dbf997ff205..5649fbae430e 100644
--- a/arch/m68k/configs/amiga_defconfig
+++ b/arch/m68k/configs/amiga_defconfig
@@ -1,7 +1,7 @@
 #
 # Automatically generated make config: don't edit
-# Linux kernel version: 2.6.12-rc2-m68k
-# Tue Apr  5 14:05:59 2005
+# Linux kernel version: 2.6.12-rc6-m68k
+# Tue Jun  7 20:34:23 2005
 #
 CONFIG_M68K=y
 CONFIG_MMU=y
@@ -35,6 +35,8 @@ CONFIG_KOBJECT_UEVENT=y
 CONFIG_KALLSYMS=y
 # CONFIG_KALLSYMS_ALL is not set
 # CONFIG_KALLSYMS_EXTRA_PASS is not set
+CONFIG_PRINTK=y
+CONFIG_BUG=y
 CONFIG_BASE_FULL=y
 CONFIG_FUTEX=y
 CONFIG_EPOLL=y
@@ -135,7 +137,6 @@ CONFIG_PARPORT_1284=y
 #
 CONFIG_AMIGA_FLOPPY=y
 CONFIG_AMIGA_Z2RAM=y
-# CONFIG_BLK_DEV_XD is not set
 # CONFIG_PARIDE is not set
 # CONFIG_BLK_DEV_COW_COMMON is not set
 CONFIG_BLK_DEV_LOOP=y
@@ -223,17 +224,12 @@ CONFIG_SCSI_CONSTANTS=y
 #
 # SCSI low-level drivers
 #
-# CONFIG_SCSI_7000FASST is not set
 # CONFIG_SCSI_AHA152X is not set
-# CONFIG_SCSI_AHA1542 is not set
 # CONFIG_SCSI_AIC7XXX_OLD is not set
 # CONFIG_SCSI_IN2000 is not set
 # CONFIG_SCSI_SATA is not set
-# CONFIG_SCSI_BUSLOGIC is not set
 # CONFIG_SCSI_DTC3280 is not set
-# CONFIG_SCSI_EATA is not set
 # CONFIG_SCSI_FUTURE_DOMAIN is not set
-# CONFIG_SCSI_GDTH is not set
 # CONFIG_SCSI_GENERIC_NCR5380 is not set
 # CONFIG_SCSI_GENERIC_NCR5380_MMIO is not set
 # CONFIG_SCSI_PPA is not set
@@ -244,7 +240,6 @@ CONFIG_SCSI_CONSTANTS=y
 # CONFIG_SCSI_QLOGIC_FAS is not set
 # CONFIG_SCSI_SYM53C416 is not set
 # CONFIG_SCSI_T128 is not set
-# CONFIG_SCSI_U14_34F is not set
 # CONFIG_SCSI_DEBUG is not set
 CONFIG_A3000_SCSI=y
 CONFIG_A2091_SCSI=y
@@ -492,7 +487,6 @@ CONFIG_HYDRA=m
 CONFIG_ZORRO8390=m
 CONFIG_APNE=m
 # CONFIG_NET_VENDOR_3COM is not set
-# CONFIG_LANCE is not set
 # CONFIG_NET_VENDOR_SMC is not set
 # CONFIG_NET_VENDOR_RACAL is not set
 # CONFIG_AT1700 is not set
@@ -620,7 +614,6 @@ CONFIG_SERIO_SERPORT=m
 # CONFIG_SERIO_PARKBD is not set
 # CONFIG_SERIO_RAW is not set
 # CONFIG_GAMEPORT is not set
-CONFIG_SOUND_GAMEPORT=y
 
 #
 # Character devices
diff --git a/arch/m68k/configs/apollo_defconfig b/arch/m68k/configs/apollo_defconfig
index 505a2968e604..63024b0b7ac3 100644
--- a/arch/m68k/configs/apollo_defconfig
+++ b/arch/m68k/configs/apollo_defconfig
@@ -1,7 +1,7 @@
 #
 # Automatically generated make config: don't edit
-# Linux kernel version: 2.6.12-rc2-m68k
-# Tue Apr  5 14:06:00 2005
+# Linux kernel version: 2.6.12-rc6-m68k
+# Tue Jun  7 20:34:27 2005
 #
 CONFIG_M68K=y
 CONFIG_MMU=y
@@ -35,6 +35,8 @@ CONFIG_KOBJECT_UEVENT=y
 CONFIG_KALLSYMS=y
 # CONFIG_KALLSYMS_ALL is not set
 # CONFIG_KALLSYMS_EXTRA_PASS is not set
+CONFIG_PRINTK=y
+CONFIG_BUG=y
 CONFIG_BASE_FULL=y
 CONFIG_FUTEX=y
 CONFIG_EPOLL=y
@@ -497,7 +499,6 @@ CONFIG_SERIO_SERPORT=m
 CONFIG_SERIO_LIBPS2=m
 # CONFIG_SERIO_RAW is not set
 # CONFIG_GAMEPORT is not set
-CONFIG_SOUND_GAMEPORT=y
 
 #
 # Character devices
diff --git a/arch/m68k/configs/atari_defconfig b/arch/m68k/configs/atari_defconfig
index 617aa73c3250..6433da2d2ce2 100644
--- a/arch/m68k/configs/atari_defconfig
+++ b/arch/m68k/configs/atari_defconfig
@@ -1,7 +1,7 @@
 #
 # Automatically generated make config: don't edit
-# Linux kernel version: 2.6.12-rc2-m68k
-# Tue Apr  5 14:06:18 2005
+# Linux kernel version: 2.6.12-rc6-m68k
+# Tue Jun  7 20:34:32 2005
 #
 CONFIG_M68K=y
 CONFIG_MMU=y
@@ -35,6 +35,8 @@ CONFIG_KOBJECT_UEVENT=y
 CONFIG_KALLSYMS=y
 # CONFIG_KALLSYMS_ALL is not set
 # CONFIG_KALLSYMS_EXTRA_PASS is not set
+CONFIG_PRINTK=y
+CONFIG_BUG=y
 CONFIG_BASE_FULL=y
 CONFIG_FUTEX=y
 CONFIG_EPOLL=y
@@ -531,7 +533,6 @@ CONFIG_SERIO_SERPORT=y
 CONFIG_SERIO_LIBPS2=y
 # CONFIG_SERIO_RAW is not set
 # CONFIG_GAMEPORT is not set
-CONFIG_SOUND_GAMEPORT=y
 
 #
 # Character devices
diff --git a/arch/m68k/configs/bvme6000_defconfig b/arch/m68k/configs/bvme6000_defconfig
index b501db51d9ec..da2a23a21463 100644
--- a/arch/m68k/configs/bvme6000_defconfig
+++ b/arch/m68k/configs/bvme6000_defconfig
@@ -1,7 +1,7 @@
 #
 # Automatically generated make config: don't edit
-# Linux kernel version: 2.6.12-rc2-m68k
-# Tue Apr  5 14:06:19 2005
+# Linux kernel version: 2.6.12-rc6-m68k
+# Tue Jun  7 20:34:37 2005
 #
 CONFIG_M68K=y
 CONFIG_MMU=y
@@ -35,6 +35,8 @@ CONFIG_KOBJECT_UEVENT=y
 CONFIG_KALLSYMS=y
 # CONFIG_KALLSYMS_ALL is not set
 # CONFIG_KALLSYMS_EXTRA_PASS is not set
+CONFIG_PRINTK=y
+CONFIG_BUG=y
 CONFIG_BASE_FULL=y
 CONFIG_FUTEX=y
 CONFIG_EPOLL=y
@@ -496,7 +498,6 @@ CONFIG_SERIO_SERPORT=m
 CONFIG_SERIO_LIBPS2=m
 # CONFIG_SERIO_RAW is not set
 # CONFIG_GAMEPORT is not set
-CONFIG_SOUND_GAMEPORT=y
 
 #
 # Character devices
diff --git a/arch/m68k/configs/hp300_defconfig b/arch/m68k/configs/hp300_defconfig
index 2bf6cef4f2b2..51251883adf8 100644
--- a/arch/m68k/configs/hp300_defconfig
+++ b/arch/m68k/configs/hp300_defconfig
@@ -1,7 +1,7 @@
 #
 # Automatically generated make config: don't edit
-# Linux kernel version: 2.6.12-rc2-m68k
-# Tue Apr  5 14:06:21 2005
+# Linux kernel version: 2.6.12-rc6-m68k
+# Tue Jun  7 20:34:41 2005
 #
 CONFIG_M68K=y
 CONFIG_MMU=y
@@ -35,6 +35,8 @@ CONFIG_KOBJECT_UEVENT=y
 CONFIG_KALLSYMS=y
 # CONFIG_KALLSYMS_ALL is not set
 # CONFIG_KALLSYMS_EXTRA_PASS is not set
+CONFIG_PRINTK=y
+CONFIG_BUG=y
 CONFIG_BASE_FULL=y
 CONFIG_FUTEX=y
 CONFIG_EPOLL=y
@@ -498,7 +500,6 @@ CONFIG_SERIO_SERPORT=m
 CONFIG_SERIO_LIBPS2=m
 # CONFIG_SERIO_RAW is not set
 # CONFIG_GAMEPORT is not set
-CONFIG_SOUND_GAMEPORT=y
 
 #
 # Character devices
diff --git a/arch/m68k/configs/mac_defconfig b/arch/m68k/configs/mac_defconfig
index 7074f856820c..15b80abfe94a 100644
--- a/arch/m68k/configs/mac_defconfig
+++ b/arch/m68k/configs/mac_defconfig
@@ -1,7 +1,7 @@
 #
 # Automatically generated make config: don't edit
-# Linux kernel version: 2.6.12-rc2-m68k
-# Tue Apr  5 14:06:24 2005
+# Linux kernel version: 2.6.12-rc6-m68k
+# Tue Jun  7 20:34:45 2005
 #
 CONFIG_M68K=y
 CONFIG_MMU=y
@@ -35,6 +35,8 @@ CONFIG_KOBJECT_UEVENT=y
 CONFIG_KALLSYMS=y
 # CONFIG_KALLSYMS_ALL is not set
 # CONFIG_KALLSYMS_EXTRA_PASS is not set
+CONFIG_PRINTK=y
+CONFIG_BUG=y
 CONFIG_BASE_FULL=y
 CONFIG_FUTEX=y
 CONFIG_EPOLL=y
@@ -540,7 +542,6 @@ CONFIG_SERIO_SERPORT=m
 CONFIG_SERIO_LIBPS2=m
 # CONFIG_SERIO_RAW is not set
 # CONFIG_GAMEPORT is not set
-CONFIG_SOUND_GAMEPORT=y
 
 #
 # Character devices
diff --git a/arch/m68k/configs/mvme147_defconfig b/arch/m68k/configs/mvme147_defconfig
index 61f09bc4846a..f0d5534f6830 100644
--- a/arch/m68k/configs/mvme147_defconfig
+++ b/arch/m68k/configs/mvme147_defconfig
@@ -1,7 +1,7 @@
 #
 # Automatically generated make config: don't edit
-# Linux kernel version: 2.6.12-rc2-m68k
-# Tue Apr  5 14:06:28 2005
+# Linux kernel version: 2.6.12-rc6-m68k
+# Tue Jun  7 20:34:50 2005
 #
 CONFIG_M68K=y
 CONFIG_MMU=y
@@ -35,6 +35,8 @@ CONFIG_KOBJECT_UEVENT=y
 CONFIG_KALLSYMS=y
 # CONFIG_KALLSYMS_ALL is not set
 # CONFIG_KALLSYMS_EXTRA_PASS is not set
+CONFIG_PRINTK=y
+CONFIG_BUG=y
 CONFIG_BASE_FULL=y
 CONFIG_FUTEX=y
 CONFIG_EPOLL=y
@@ -498,7 +500,6 @@ CONFIG_SERIO_SERPORT=m
 CONFIG_SERIO_LIBPS2=m
 # CONFIG_SERIO_RAW is not set
 # CONFIG_GAMEPORT is not set
-CONFIG_SOUND_GAMEPORT=y
 
 #
 # Character devices
diff --git a/arch/m68k/configs/mvme16x_defconfig b/arch/m68k/configs/mvme16x_defconfig
index 69c01004ec41..1d5c46ff3c81 100644
--- a/arch/m68k/configs/mvme16x_defconfig
+++ b/arch/m68k/configs/mvme16x_defconfig
@@ -1,7 +1,7 @@
 #
 # Automatically generated make config: don't edit
-# Linux kernel version: 2.6.12-rc2-m68k
-# Tue Apr  5 14:06:31 2005
+# Linux kernel version: 2.6.12-rc6-m68k
+# Tue Jun  7 20:34:53 2005
 #
 CONFIG_M68K=y
 CONFIG_MMU=y
@@ -35,6 +35,8 @@ CONFIG_KOBJECT_UEVENT=y
 CONFIG_KALLSYMS=y
 # CONFIG_KALLSYMS_ALL is not set
 # CONFIG_KALLSYMS_EXTRA_PASS is not set
+CONFIG_PRINTK=y
+CONFIG_BUG=y
 CONFIG_BASE_FULL=y
 CONFIG_FUTEX=y
 CONFIG_EPOLL=y
@@ -497,7 +499,6 @@ CONFIG_SERIO_SERPORT=m
 CONFIG_SERIO_LIBPS2=m
 # CONFIG_SERIO_RAW is not set
 # CONFIG_GAMEPORT is not set
-CONFIG_SOUND_GAMEPORT=y
 
 #
 # Character devices
diff --git a/arch/m68k/configs/q40_defconfig b/arch/m68k/configs/q40_defconfig
index 550ec26006c1..856238634d42 100644
--- a/arch/m68k/configs/q40_defconfig
+++ b/arch/m68k/configs/q40_defconfig
@@ -1,7 +1,7 @@
 #
 # Automatically generated make config: don't edit
-# Linux kernel version: 2.6.12-rc2-m68k
-# Tue Apr  5 14:06:34 2005
+# Linux kernel version: 2.6.12-rc6-m68k
+# Tue Jun  7 20:34:58 2005
 #
 CONFIG_M68K=y
 CONFIG_MMU=y
@@ -35,6 +35,8 @@ CONFIG_KOBJECT_UEVENT=y
 CONFIG_KALLSYMS=y
 # CONFIG_KALLSYMS_ALL is not set
 # CONFIG_KALLSYMS_EXTRA_PASS is not set
+CONFIG_PRINTK=y
+CONFIG_BUG=y
 CONFIG_BASE_FULL=y
 CONFIG_FUTEX=y
 CONFIG_EPOLL=y
@@ -125,7 +127,6 @@ CONFIG_FW_LOADER=m
 # Block devices
 #
 # CONFIG_BLK_DEV_FD is not set
-# CONFIG_BLK_DEV_XD is not set
 # CONFIG_BLK_DEV_COW_COMMON is not set
 CONFIG_BLK_DEV_LOOP=y
 CONFIG_BLK_DEV_CRYPTOLOOP=m
@@ -210,17 +211,12 @@ CONFIG_SCSI_CONSTANTS=y
 #
 # SCSI low-level drivers
 #
-# CONFIG_SCSI_7000FASST is not set
 # CONFIG_SCSI_AHA152X is not set
-# CONFIG_SCSI_AHA1542 is not set
 # CONFIG_SCSI_AIC7XXX_OLD is not set
 # CONFIG_SCSI_IN2000 is not set
 # CONFIG_SCSI_SATA is not set
-# CONFIG_SCSI_BUSLOGIC is not set
 # CONFIG_SCSI_DTC3280 is not set
-# CONFIG_SCSI_EATA is not set
 # CONFIG_SCSI_FUTURE_DOMAIN is not set
-# CONFIG_SCSI_GDTH is not set
 # CONFIG_SCSI_GENERIC_NCR5380 is not set
 # CONFIG_SCSI_GENERIC_NCR5380_MMIO is not set
 # CONFIG_SCSI_NCR53C406A is not set
@@ -229,7 +225,6 @@ CONFIG_SCSI_CONSTANTS=y
 # CONFIG_SCSI_QLOGIC_FAS is not set
 # CONFIG_SCSI_SYM53C416 is not set
 # CONFIG_SCSI_T128 is not set
-# CONFIG_SCSI_U14_34F is not set
 # CONFIG_SCSI_DEBUG is not set
 
 #
@@ -466,7 +461,6 @@ CONFIG_EQUALIZER=m
 CONFIG_NET_ETHERNET=y
 CONFIG_MII=m
 # CONFIG_NET_VENDOR_3COM is not set
-# CONFIG_LANCE is not set
 # CONFIG_NET_VENDOR_SMC is not set
 # CONFIG_NET_VENDOR_RACAL is not set
 # CONFIG_AT1700 is not set
@@ -570,7 +564,6 @@ CONFIG_SERIO_Q40KBD=m
 CONFIG_SERIO_LIBPS2=m
 # CONFIG_SERIO_RAW is not set
 # CONFIG_GAMEPORT is not set
-CONFIG_SOUND_GAMEPORT=y
 
 #
 # Character devices
diff --git a/arch/m68k/configs/sun3_defconfig b/arch/m68k/configs/sun3_defconfig
index 5b5a619645aa..af903b5c5708 100644
--- a/arch/m68k/configs/sun3_defconfig
+++ b/arch/m68k/configs/sun3_defconfig
@@ -1,7 +1,7 @@
 #
 # Automatically generated make config: don't edit
-# Linux kernel version: 2.6.12-rc2-m68k
-# Tue Apr  5 14:06:37 2005
+# Linux kernel version: 2.6.12-rc6-m68k
+# Tue Jun  7 20:35:02 2005
 #
 CONFIG_M68K=y
 CONFIG_MMU=y
@@ -35,6 +35,8 @@ CONFIG_KOBJECT_UEVENT=y
 CONFIG_KALLSYMS=y
 # CONFIG_KALLSYMS_ALL is not set
 # CONFIG_KALLSYMS_EXTRA_PASS is not set
+CONFIG_PRINTK=y
+CONFIG_BUG=y
 CONFIG_BASE_FULL=y
 CONFIG_FUTEX=y
 CONFIG_EPOLL=y
@@ -171,7 +173,6 @@ CONFIG_SCSI_CONSTANTS=y
 #
 # CONFIG_SCSI_SATA is not set
 # CONFIG_SCSI_DEBUG is not set
-CONFIG_SUN3_SCSI=y
 
 #
 # Multi-device support (RAID and LVM)
@@ -487,7 +488,6 @@ CONFIG_SERIO_SERPORT=m
 CONFIG_SERIO_LIBPS2=m
 # CONFIG_SERIO_RAW is not set
 # CONFIG_GAMEPORT is not set
-CONFIG_SOUND_GAMEPORT=y
 
 #
 # Character devices
diff --git a/arch/m68k/configs/sun3x_defconfig b/arch/m68k/configs/sun3x_defconfig
index 704e42344cba..997143b7928a 100644
--- a/arch/m68k/configs/sun3x_defconfig
+++ b/arch/m68k/configs/sun3x_defconfig
@@ -1,7 +1,7 @@
 #
 # Automatically generated make config: don't edit
-# Linux kernel version: 2.6.12-rc2-m68k
-# Tue Apr  5 14:06:40 2005
+# Linux kernel version: 2.6.12-rc6-m68k
+# Tue Jun  7 20:35:06 2005
 #
 CONFIG_M68K=y
 CONFIG_MMU=y
@@ -35,6 +35,8 @@ CONFIG_KOBJECT_UEVENT=y
 CONFIG_KALLSYMS=y
 # CONFIG_KALLSYMS_ALL is not set
 # CONFIG_KALLSYMS_EXTRA_PASS is not set
+CONFIG_PRINTK=y
+CONFIG_BUG=y
 CONFIG_BASE_FULL=y
 CONFIG_FUTEX=y
 CONFIG_EPOLL=y
@@ -497,7 +499,6 @@ CONFIG_SERIO_SERPORT=m
 CONFIG_SERIO_LIBPS2=m
 # CONFIG_SERIO_RAW is not set
 # CONFIG_GAMEPORT is not set
-CONFIG_SOUND_GAMEPORT=y
 
 #
 # Character devices
diff --git a/arch/m68k/defconfig b/arch/m68k/defconfig
index 5b2296ecba82..7d935e48a9a8 100644
--- a/arch/m68k/defconfig
+++ b/arch/m68k/defconfig
@@ -1,7 +1,7 @@
 #
 # Automatically generated make config: don't edit
-# Linux kernel version: 2.6.12-rc2-m68k
-# Tue Apr  5 14:05:31 2005
+# Linux kernel version: 2.6.12-rc6-m68k
+# Tue Jun  7 20:34:17 2005
 #
 CONFIG_M68K=y
 CONFIG_MMU=y
@@ -33,6 +33,8 @@ CONFIG_KOBJECT_UEVENT=y
 # CONFIG_EMBEDDED is not set
 CONFIG_KALLSYMS=y
 # CONFIG_KALLSYMS_EXTRA_PASS is not set
+CONFIG_PRINTK=y
+CONFIG_BUG=y
 CONFIG_BASE_FULL=y
 CONFIG_FUTEX=y
 CONFIG_EPOLL=y
@@ -355,7 +357,6 @@ CONFIG_SERIO_SERPORT=y
 CONFIG_SERIO_LIBPS2=y
 # CONFIG_SERIO_RAW is not set
 # CONFIG_GAMEPORT is not set
-CONFIG_SOUND_GAMEPORT=y
 
 #
 # Character devices
diff --git a/arch/ppc/kernel/cputable.c b/arch/ppc/kernel/cputable.c
index 8aa5e8c69009..d44b7dc5390a 100644
--- a/arch/ppc/kernel/cputable.c
+++ b/arch/ppc/kernel/cputable.c
@@ -838,6 +838,17 @@ struct cpu_spec	cpu_specs[] = {
                 .icache_bsize           = 32,
                 .dcache_bsize           = 32,
         },
+        {       /* 405EP */
+                .pvr_mask               = 0xffff0000,
+                .pvr_value              = 0x51210000,
+                .cpu_name               = "405EP",
+                .cpu_features           = CPU_FTR_SPLIT_ID_CACHE |
+                        CPU_FTR_USE_TB,
+                .cpu_user_features      = PPC_FEATURE_32 |
+                        PPC_FEATURE_HAS_MMU | PPC_FEATURE_HAS_4xxMAC,
+                .icache_bsize           = 32,
+                .dcache_bsize           = 32,
+        },
 
 #endif /* CONFIG_40x */
 #ifdef CONFIG_44x
diff --git a/arch/ppc/kernel/misc.S b/arch/ppc/kernel/misc.S
index e4f1615ec13f..7329ef177a18 100644
--- a/arch/ppc/kernel/misc.S
+++ b/arch/ppc/kernel/misc.S
@@ -619,7 +619,7 @@ _GLOBAL(flush_instruction_cache)
 _GLOBAL(flush_icache_range)
 BEGIN_FTR_SECTION
         blr                             /* for 601, do nothing */
-END_FTR_SECTION_IFSET(PPC_FEATURE_UNIFIED_CACHE)
+END_FTR_SECTION_IFCLR(CPU_FTR_SPLIT_ID_CACHE)
         li      r5,L1_CACHE_LINE_SIZE-1
         andc    r3,r3,r5
         subf    r4,r3,r4
@@ -736,7 +736,7 @@ _GLOBAL(flush_dcache_all)
 _GLOBAL(__flush_dcache_icache)
 BEGIN_FTR_SECTION
         blr                                     /* for 601, do nothing */
-END_FTR_SECTION_IFSET(PPC_FEATURE_UNIFIED_CACHE)
+END_FTR_SECTION_IFCLR(CPU_FTR_SPLIT_ID_CACHE)
         rlwinm  r3,r3,0,0,19                    /* Get page base address */
         li      r4,4096/L1_CACHE_LINE_SIZE      /* Number of lines in a page */
         mtctr   r4
@@ -764,7 +764,7 @@ END_FTR_SECTION_IFSET(PPC_FEATURE_UNIFIED_CACHE)
 _GLOBAL(__flush_dcache_icache_phys)
 BEGIN_FTR_SECTION
         blr                                     /* for 601, do nothing */
-END_FTR_SECTION_IFSET(PPC_FEATURE_UNIFIED_CACHE)
+END_FTR_SECTION_IFCLR(CPU_FTR_SPLIT_ID_CACHE)
         mfmsr   r10
         rlwinm  r0,r10,0,28,26                  /* clear DR */
         mtmsr   r0
diff --git a/arch/ppc/platforms/pmac_cpufreq.c b/arch/ppc/platforms/pmac_cpufreq.c
index 937f46df711e..5fdd4f607a40 100644
--- a/arch/ppc/platforms/pmac_cpufreq.c
+++ b/arch/ppc/platforms/pmac_cpufreq.c
@@ -83,7 +83,7 @@ static u32 frequency_gpio;
 static u32 slew_done_gpio;
 static int no_schedule;
 static int has_cpu_l2lve;
-
+static int is_pmu_based;
 
 /* There are only two frequency states for each processor. Values
  * are in kHz for the time being.
@@ -463,7 +463,7 @@ static int __pmac pmac_cpufreq_suspend(struct cpufreq_policy *policy, u32 state)
          */
         no_schedule = 1;
         sleep_freq = cur_freq;
-        if (cur_freq == low_freq)
+        if (cur_freq == low_freq && !is_pmu_based)
                 do_set_cpu_speed(CPUFREQ_HIGH, 0);
         return 0;
 }
@@ -588,6 +588,7 @@ static int __pmac pmac_cpufreq_init_MacRISC3(struct device_node *cpunode)
                 return 1;
         hi_freq = (*value) / 1000;
         set_speed_proc = pmu_set_cpu_speed;
+        is_pmu_based = 1;
 
         return 0;
 }
@@ -692,6 +693,7 @@ static int __init pmac_cpufreq_setup(void)
                 hi_freq = cur_freq;
                 low_freq = 400000;
                 set_speed_proc = pmu_set_cpu_speed;
+                is_pmu_based = 1;
         }
         /* Else check for TiPb 400 & 500 */
         else if (machine_is_compatible("PowerBook3,2")) {
@@ -703,6 +705,7 @@ static int __init pmac_cpufreq_setup(void)
                 hi_freq = cur_freq;
                 low_freq = 300000;
                 set_speed_proc = pmu_set_cpu_speed;
+                is_pmu_based = 1;
         }
         /* Else check for 750FX */
         else if (PVR_VER(mfspr(SPRN_PVR)) == 0x7000)
diff --git a/arch/ppc64/boot/prom.c b/arch/ppc64/boot/prom.c
index 7b607d1862cb..d5218b15824e 100644
--- a/arch/ppc64/boot/prom.c
+++ b/arch/ppc64/boot/prom.c
@@ -11,6 +11,23 @@
 #include <linux/string.h>
 #include <linux/ctype.h>
 
+extern __u32 __div64_32(unsigned long long *dividend, __u32 divisor);
+
+/* The unnecessary pointer compare is there
+ * to check for type safety (n must be 64bit)
+ */
+# define do_div(n,base) ({                              \
+        __u32 __base = (base);                  \
+        __u32 __rem;                                    \
+        (void)(((typeof((n)) *)0) == ((unsigned long long *)0));        \
+        if (((n) >> 32) == 0) {                 \
+                __rem = (__u32)(n) % __base;            \
+                (n) = (__u32)(n) / __base;              \
+        } else                                          \
+                __rem = __div64_32(&(n), __base);       \
+        __rem;                                          \
+ })
+
 int (*prom)(void *);
 
 void *chosen_handle;
@@ -352,7 +369,7 @@ static int skip_atoi(const char **s)
 #define SPECIAL 32              /* 0x */
 #define LARGE   64              /* use 'ABCDEF' instead of 'abcdef' */
 
-static char * number(char * str, long num, int base, int size, int precision, int type)
+static char * number(char * str, unsigned long long num, int base, int size, int precision, int type)
 {
         char c,sign,tmp[66];
         const char *digits="0123456789abcdefghijklmnopqrstuvwxyz";
@@ -367,9 +384,9 @@ static char * number(char * str, long num, int base, int size, int precision, in
         c = (type & ZEROPAD) ? '0' : ' ';
         sign = 0;
         if (type & SIGN) {
-                if (num < 0) {
+                if ((signed long long)num < 0) {
                         sign = '-';
-                        num = -num;
+                        num = - (signed long long)num;
                         size--;
                 } else if (type & PLUS) {
                         sign = '+';
@@ -389,8 +406,7 @@ static char * number(char * str, long num, int base, int size, int precision, in
         if (num == 0)
                 tmp[i++]='0';
         else while (num != 0) {
-                tmp[i++] = digits[num % base];
-                num /= base;
+                tmp[i++] = digits[do_div(num, base)];
         }
         if (i > precision)
                 precision = i;
@@ -426,7 +442,7 @@ int sprintf(char * buf, const char *fmt, ...);
 int vsprintf(char *buf, const char *fmt, va_list args)
 {
         int len;
-        unsigned long num;
+        unsigned long long num;
         int i, base;
         char * str;
         const char *s;
diff --git a/arch/ppc64/kernel/kprobes.c b/arch/ppc64/kernel/kprobes.c
index 103daaf73573..e950a2058a19 100644
--- a/arch/ppc64/kernel/kprobes.c
+++ b/arch/ppc64/kernel/kprobes.c
@@ -45,12 +45,17 @@ static struct pt_regs jprobe_saved_regs;
 
 int arch_prepare_kprobe(struct kprobe *p)
 {
+        int ret = 0;
         kprobe_opcode_t insn = *p->addr;
 
-        if (IS_MTMSRD(insn) || IS_RFID(insn))
-                /* cannot put bp on RFID/MTMSRD */
-                return 1;
-        return 0;
+        if ((unsigned long)p->addr & 0x03) {
+                printk("Attempt to register kprobe at an unaligned address\n");
+                ret = -EINVAL;
+        } else if (IS_MTMSRD(insn) || IS_RFID(insn)) {
+                printk("Cannot register a kprobe on rfid or mtmsrd\n");
+                ret = -EINVAL;
+        }
+        return ret;
 }
 
 void arch_copy_kprobe(struct kprobe *p)
@@ -172,8 +177,6 @@ static void resume_execution(struct kprobe *p, struct pt_regs *regs)
         ret = emulate_step(regs, p->ainsn.insn[0]);
         if (ret == 0)
                 regs->nip = (unsigned long)p->addr + 4;
-
-        regs->msr &= ~MSR_SE;
 }
 
 static inline int post_kprobe_handler(struct pt_regs *regs)
@@ -210,6 +213,7 @@ static inline int kprobe_fault_handler(struct pt_regs *regs, int trapnr)
 
         if (kprobe_status & KPROBE_HIT_SS) {
                 resume_execution(current_kprobe, regs);
+                regs->msr &= ~MSR_SE;
                 regs->msr |= kprobe_saved_msr;
 
                 unlock_kprobes();
@@ -233,8 +237,6 @@ int kprobe_exceptions_notify(struct notifier_block *self, unsigned long val,
          */
         preempt_disable();
         switch (val) {
-        case DIE_IABR_MATCH:
-        case DIE_DABR_MATCH:
         case DIE_BPT:
                 if (kprobe_handler(args->regs))
                         ret = NOTIFY_STOP;
diff --git a/arch/ppc64/kernel/misc.S b/arch/ppc64/kernel/misc.S
index b944717c1dbd..e3c73b3425dc 100644
--- a/arch/ppc64/kernel/misc.S
+++ b/arch/ppc64/kernel/misc.S
@@ -792,7 +792,7 @@ _GLOBAL(sys_call_table32)
         .llong .compat_sys_newstat
         .llong .compat_sys_newlstat
         .llong .compat_sys_newfstat
-        .llong .sys_uname
+        .llong .sys32_uname
         .llong .sys_ni_syscall          /* 110 old iopl syscall */
         .llong .sys_vhangup
         .llong .sys_ni_syscall          /* old idle syscall */
diff --git a/arch/ppc64/kernel/sys_ppc32.c b/arch/ppc64/kernel/sys_ppc32.c
index 7cf7a9600025..9c8e317c598d 100644
--- a/arch/ppc64/kernel/sys_ppc32.c
+++ b/arch/ppc64/kernel/sys_ppc32.c
@@ -791,31 +791,6 @@ asmlinkage int sys32_pciconfig_iobase(u32 which, u32 in_bus, u32 in_devfn)
 }
 
 
-asmlinkage int ppc64_newuname(struct new_utsname __user * name)
-{
-        int errno = sys_newuname(name);
-
-        if (current->personality == PER_LINUX32 && !errno) {
-                if(copy_to_user(name->machine, "ppc\0\0", 8)) {
-                        errno = -EFAULT;
-                }
-        }
-        return errno;
-}
-
-asmlinkage int ppc64_personality(unsigned long personality)
-{
-        int ret;
-        if (current->personality == PER_LINUX32 && personality == PER_LINUX)
-                personality = PER_LINUX32;
-        ret = sys_personality(personality);
-        if (ret == PER_LINUX32)
-                ret = PER_LINUX;
-        return ret;
-}
-
-
-
 /* Note: it is necessary to treat mode as an unsigned int,
  * with the corresponding cast to a signed int to insure that the 
  * proper conversion (sign extension) between the register representation of a signed int (msr in 32-bit mode)
@@ -1158,26 +1133,47 @@ asmlinkage long sys32_sysctl(struct __sysctl_args32 __user *args)
 }
 #endif
 
+asmlinkage int sys32_uname(struct old_utsname __user * name)
+{
+        int err = 0;
+        
+        down_read(&uts_sem);
+        if (copy_to_user(name, &system_utsname, sizeof(*name)))
+                err = -EFAULT;
+        up_read(&uts_sem);
+        if (!err && personality(current->personality) == PER_LINUX32) {
+                /* change "ppc64" to "ppc" */
+                if (__put_user(0, name->machine + 3)
+                    || __put_user(0, name->machine + 4))
+                        err = -EFAULT;
+        }
+        return err;
+}
+
 asmlinkage int sys32_olduname(struct oldold_utsname __user * name)
 {
         int error;
-        
-        if (!name)
-                return -EFAULT;
+
         if (!access_ok(VERIFY_WRITE,name,sizeof(struct oldold_utsname)))
                 return -EFAULT;
   
         down_read(&uts_sem);
         error = __copy_to_user(&name->sysname,&system_utsname.sysname,__OLD_UTS_LEN);
-        error -= __put_user(0,name->sysname+__OLD_UTS_LEN);
-        error -= __copy_to_user(&name->nodename,&system_utsname.nodename,__OLD_UTS_LEN);
-        error -= __put_user(0,name->nodename+__OLD_UTS_LEN);
-        error -= __copy_to_user(&name->release,&system_utsname.release,__OLD_UTS_LEN);
-        error -= __put_user(0,name->release+__OLD_UTS_LEN);
-        error -= __copy_to_user(&name->version,&system_utsname.version,__OLD_UTS_LEN);
-        error -= __put_user(0,name->version+__OLD_UTS_LEN);
-        error -= __copy_to_user(&name->machine,&system_utsname.machine,__OLD_UTS_LEN);
-        error = __put_user(0,name->machine+__OLD_UTS_LEN);
+        error |= __put_user(0,name->sysname+__OLD_UTS_LEN);
+        error |= __copy_to_user(&name->nodename,&system_utsname.nodename,__OLD_UTS_LEN);
+        error |= __put_user(0,name->nodename+__OLD_UTS_LEN);
+        error |= __copy_to_user(&name->release,&system_utsname.release,__OLD_UTS_LEN);
+        error |= __put_user(0,name->release+__OLD_UTS_LEN);
+        error |= __copy_to_user(&name->version,&system_utsname.version,__OLD_UTS_LEN);
+        error |= __put_user(0,name->version+__OLD_UTS_LEN);
+        error |= __copy_to_user(&name->machine,&system_utsname.machine,__OLD_UTS_LEN);
+        error |= __put_user(0,name->machine+__OLD_UTS_LEN);
+        if (personality(current->personality) == PER_LINUX32) {
+                /* change "ppc64" to "ppc" */
+                error |= __put_user(0, name->machine + 3);
+                error |= __put_user(0, name->machine + 4);
+        }
+        
         up_read(&uts_sem);
 
         error = error ? -EFAULT : 0;
diff --git a/arch/ppc64/kernel/syscalls.c b/arch/ppc64/kernel/syscalls.c
index f2865ff8d2f9..a8cbb202b8cd 100644
--- a/arch/ppc64/kernel/syscalls.c
+++ b/arch/ppc64/kernel/syscalls.c
@@ -199,24 +199,33 @@ out:
         return ret;
 }
 
-static int __init set_fakeppc(char *str)
+long ppc64_personality(unsigned long personality)
 {
-        if (*str)
-                return 0;
-        init_task.personality = PER_LINUX32;
-        return 1;
+        long ret;
+
+        if (personality(current->personality) == PER_LINUX32
+            && personality == PER_LINUX)
+                personality = PER_LINUX32;
+        ret = sys_personality(personality);
+        if (ret == PER_LINUX32)
+                ret = PER_LINUX;
+        return ret;
 }
-__setup("fakeppc", set_fakeppc);
 
-asmlinkage int sys_uname(struct old_utsname __user * name)
+long ppc64_newuname(struct new_utsname __user * name)
 {
-        int err = -EFAULT;
-        
+        int err = 0;
+
         down_read(&uts_sem);
-        if (name && !copy_to_user(name, &system_utsname, sizeof (*name)))
-                err = 0;
+        if (copy_to_user(name, &system_utsname, sizeof(*name)))
+                err = -EFAULT;
         up_read(&uts_sem);
-        
+        if (!err && personality(current->personality) == PER_LINUX32) {
+                /* change ppc64 to ppc */
+                if (__put_user(0, name->machine + 3)
+                    || __put_user(0, name->machine + 4))
+                        err = -EFAULT;
+        }
         return err;
 }
 
diff --git a/arch/um/Kconfig_char b/arch/um/Kconfig_char
index 3e50fdb67626..62d87b71179b 100644
--- a/arch/um/Kconfig_char
+++ b/arch/um/Kconfig_char
@@ -204,5 +204,11 @@ config UML_RANDOM
         http://sourceforge.net/projects/gkernel/).  rngd periodically reads
         /dev/hwrng and injects the entropy into /dev/random.
 
+config MMAPPER
+        tristate "iomem emulation driver"
+        help
+        This driver allows a host file to be used as emulated IO memory inside
+        UML.
+
 endmenu
 
diff --git a/arch/um/drivers/chan_user.c b/arch/um/drivers/chan_user.c
index 583b8e137c33..5d3768156c92 100644
--- a/arch/um/drivers/chan_user.c
+++ b/arch/um/drivers/chan_user.c
@@ -143,22 +143,22 @@ static int winch_tramp(int fd, struct tty_struct *tty, int *fd_out)
 {
         struct winch_data data;
         unsigned long stack;
-        int fds[2], pid, n, err;
+        int fds[2], n, err;
         char c;
 
         err = os_pipe(fds, 1, 1);
         if(err < 0){
                 printk("winch_tramp : os_pipe failed, err = %d\n", -err);
-                return(err);
+                goto out;
         }
 
         data = ((struct winch_data) { .pty_fd           = fd,
                                       .pipe_fd          = fds[1],
                                       .close_me         = fds[0] } );
-        pid = run_helper_thread(winch_thread, &data, 0, &stack, 0);
-        if(pid < 0){
+        err = run_helper_thread(winch_thread, &data, 0, &stack, 0);
+        if(err < 0){
                 printk("fork of winch_thread failed - errno = %d\n", errno);
-                return(pid);
+                goto out_close;
         }
 
         os_close_file(fds[1]);
@@ -168,14 +168,22 @@ static int winch_tramp(int fd, struct tty_struct *tty, int *fd_out)
                 printk("winch_tramp : failed to read synchronization byte\n");
                 printk("read failed, err = %d\n", -n);
                 printk("fd %d will not support SIGWINCH\n", fd);
-                *fd_out = -1;
+                err = -EINVAL;
+                goto out_close1;
         }
-        return(pid);
+        return err ;
+
+ out_close:
+        os_close_file(fds[1]);
+ out_close1:
+        os_close_file(fds[0]);
+ out:
+        return err;
 }
 
 void register_winch(int fd, struct tty_struct *tty)
 {
-        int pid, thread, thread_fd;
+        int pid, thread, thread_fd = -1;
         int count;
         char c = 1;
 
@@ -186,7 +194,7 @@ void register_winch(int fd, struct tty_struct *tty)
         if(!CHOOSE_MODE_PROC(is_tracer_winch, is_skas_winch, pid, fd,
                              tty) && (pid == -1)){
                 thread = winch_tramp(fd, tty, &thread_fd);
-                if(fd != -1){
+                if(thread > 0){
                         register_winch_irq(thread_fd, fd, thread, tty);
 
                         count = os_write_file(thread_fd, &c, sizeof(c));
diff --git a/arch/um/drivers/mmapper_kern.c b/arch/um/drivers/mmapper_kern.c
index a63231dffe05..a37a5ac13c22 100644
--- a/arch/um/drivers/mmapper_kern.c
+++ b/arch/um/drivers/mmapper_kern.c
@@ -18,6 +18,7 @@
 #include <linux/slab.h>
 #include <linux/init.h> 
 #include <linux/smp_lock.h>
+#include <linux/miscdevice.h>
 #include <asm/uaccess.h>
 #include <asm/irq.h>
 #include <asm/pgtable.h>
@@ -117,24 +118,39 @@ static struct file_operations mmapper_fops = {
         .release        = mmapper_release,
 };
 
+static struct miscdevice mmapper_dev = {
+        .minor          = MISC_DYNAMIC_MINOR,
+        .name           = "mmapper",
+        .fops           = &mmapper_fops
+};
+
 static int __init mmapper_init(void)
 {
+        int err;
+
         printk(KERN_INFO "Mapper v0.1\n");
 
         v_buf = (char *) find_iomem("mmapper", &mmapper_size);
         if(mmapper_size == 0){
                 printk(KERN_ERR "mmapper_init - find_iomem failed\n");
-                return(0);
+                goto out;
         }
 
-        p_buf = __pa(v_buf);
+        err = misc_register(&mmapper_dev);
+        if(err){
+                printk(KERN_ERR "mmapper - misc_register failed, err = %d\n",
+                       err);
+                goto out;
+        }
 
-        devfs_mk_cdev(MKDEV(30, 0), S_IFCHR|S_IRUGO|S_IWUGO, "mmapper");
-        return(0);
+        p_buf = __pa(v_buf);
+out:
+        return 0;
 }
 
 static void mmapper_exit(void)
 {
+        misc_deregister(&mmapper_dev);
 }
 
 module_init(mmapper_init);
diff --git a/arch/um/drivers/net_user.c b/arch/um/drivers/net_user.c
index 47229fe4a813..3730d4f12713 100644
--- a/arch/um/drivers/net_user.c
+++ b/arch/um/drivers/net_user.c
@@ -32,7 +32,7 @@ int tap_open_common(void *dev, char *gate_addr)
         return(0);
 }
 
-void tap_check_ips(char *gate_addr, char *eth_addr)
+void tap_check_ips(char *gate_addr, unsigned char *eth_addr)
 {
         int tap_addr[4];
 
diff --git a/arch/um/drivers/slip.h b/arch/um/drivers/slip.h
index 495f2f1b1420..d523618cd5ac 100644
--- a/arch/um/drivers/slip.h
+++ b/arch/um/drivers/slip.h
@@ -12,8 +12,8 @@ struct slip_data {
         char *addr;
         char *gate_addr;
         int slave;
-        char ibuf[ENC_BUF_SIZE];
-        char obuf[ENC_BUF_SIZE];
+        unsigned char ibuf[ENC_BUF_SIZE];
+        unsigned char obuf[ENC_BUF_SIZE];
         int more; /* more data: do not read fd until ibuf has been drained */
         int pos;
         int esc;
diff --git a/arch/um/drivers/slip_proto.h b/arch/um/drivers/slip_proto.h
index 7206361ace45..4c4d94a33100 100644
--- a/arch/um/drivers/slip_proto.h
+++ b/arch/um/drivers/slip_proto.h
@@ -12,7 +12,8 @@
 #define SLIP_ESC_END         0334       /* ESC ESC_END means END 'data' */
 #define SLIP_ESC_ESC         0335       /* ESC ESC_ESC means ESC 'data' */
 
-static inline int slip_unesc(unsigned char c,char *buf,int *pos, int *esc)
+static inline int slip_unesc(unsigned char c, unsigned char *buf, int *pos,
+                             int *esc)
 {
         int ret;
 
diff --git a/arch/um/drivers/slirp.h b/arch/um/drivers/slirp.h
index 04e407d1e44a..afa4e30284fd 100644
--- a/arch/um/drivers/slirp.h
+++ b/arch/um/drivers/slirp.h
@@ -24,8 +24,8 @@ struct slirp_data {
         struct arg_list_dummy_wrapper argw;
         int pid;
         int slave;
-        char ibuf[ENC_BUF_SIZE];
-        char obuf[ENC_BUF_SIZE];
+        unsigned char ibuf[ENC_BUF_SIZE];
+        unsigned char obuf[ENC_BUF_SIZE];
         int more; /* more data: do not read fd until ibuf has been drained */
         int pos;
         int esc;
diff --git a/arch/um/drivers/stderr_console.c b/arch/um/drivers/stderr_console.c
index 98565b53d170..429ae8e6c7e5 100644
--- a/arch/um/drivers/stderr_console.c
+++ b/arch/um/drivers/stderr_console.c
@@ -22,9 +22,9 @@ static void stderr_console_write(struct console *console, const char *string,
 }
 
 static struct console stderr_console = {
-        .name           "stderr",
-        .write          stderr_console_write,
-        .flags          CON_PRINTBUFFER,
+        .name           = "stderr",
+        .write          = stderr_console_write,
+        .flags          = CON_PRINTBUFFER,
 };
 
 static int __init stderr_console_init(void)
diff --git a/arch/um/include/mconsole.h b/arch/um/include/mconsole.h
index 9fbe3083fdd8..cfa368e045a5 100644
--- a/arch/um/include/mconsole.h
+++ b/arch/um/include/mconsole.h
@@ -56,7 +56,7 @@ struct mc_request
         int as_interrupt;
 
         int originating_fd;
-        int originlen;
+        unsigned int originlen;
         unsigned char origin[128];                      /* sockaddr_un */
 
         struct mconsole_request request;
diff --git a/arch/um/include/net_user.h b/arch/um/include/net_user.h
index 36807b796e9f..89885a77a771 100644
--- a/arch/um/include/net_user.h
+++ b/arch/um/include/net_user.h
@@ -35,7 +35,7 @@ extern void *get_output_buffer(int *len_out);
 extern void free_output_buffer(void *buffer);
 
 extern int tap_open_common(void *dev, char *gate_addr);
-extern void tap_check_ips(char *gate_addr, char *eth_addr);
+extern void tap_check_ips(char *gate_addr, unsigned char *eth_addr);
 
 extern void read_output(int fd, char *output_out, int len);
 
diff --git a/arch/um/include/os.h b/arch/um/include/os.h
index d246d5a24609..881d2988d2d8 100644
--- a/arch/um/include/os.h
+++ b/arch/um/include/os.h
@@ -136,7 +136,7 @@ extern int os_seek_file(int fd, __u64 offset);
 extern int os_open_file(char *file, struct openflags flags, int mode);
 extern int os_read_file(int fd, void *buf, int len);
 extern int os_write_file(int fd, const void *buf, int count);
-extern int os_file_size(char *file, long long *size_out);
+extern int os_file_size(char *file, unsigned long long *size_out);
 extern int os_file_modtime(char *file, unsigned long *modtime);
 extern int os_pipe(int *fd, int stream, int close_on_exec);
 extern int os_set_fd_async(int fd, int owner);
diff --git a/arch/um/include/user_util.h b/arch/um/include/user_util.h
index b8c5b8a95250..7b6a24dfd302 100644
--- a/arch/um/include/user_util.h
+++ b/arch/um/include/user_util.h
@@ -41,9 +41,6 @@ extern unsigned long highmem;
 extern char host_info[];
 
 extern char saved_command_line[];
-extern char command_line[];
-
-extern char *tempdir;
 
 extern unsigned long _stext, _etext, _sdata, _edata, __bss_start, _end;
 extern unsigned long _unprotected_end;
diff --git a/arch/um/kernel/skas/process_kern.c b/arch/um/kernel/skas/process_kern.c
index ab5d3271da0b..fc71ef295782 100644
--- a/arch/um/kernel/skas/process_kern.c
+++ b/arch/um/kernel/skas/process_kern.c
@@ -68,8 +68,11 @@ void new_thread_handler(int sig)
          * 0 if it just exits
          */
         n = run_kernel_thread(fn, arg, &current->thread.exec_buf);
-        if(n == 1)
+        if(n == 1){
+                /* Handle any immediate reschedules or signals */
+                interrupt_end();
                 userspace(&current->thread.regs.regs);
+        }
         else do_exit(0);
 }
 
@@ -96,6 +99,8 @@ void fork_handler(int sig)
         schedule_tail(current->thread.prev_sched);
         current->thread.prev_sched = NULL;
 
+        /* Handle any immediate reschedules or signals */
+        interrupt_end();
         userspace(&current->thread.regs.regs);
 }
 
diff --git a/arch/um/os-Linux/elf_aux.c b/arch/um/os-Linux/elf_aux.c
index 9aee0b62ebca..f0d6060e3e57 100644
--- a/arch/um/os-Linux/elf_aux.c
+++ b/arch/um/os-Linux/elf_aux.c
@@ -45,7 +45,11 @@ __init void scan_elf_aux( char **envp)
                                 elf_aux_hwcap = auxv->a_un.a_val;
                                 break;
                         case AT_PLATFORM:
-                                elf_aux_platform = auxv->a_un.a_ptr;
+                                /* elf.h removed the pointer elements from
+                                 * a_un, so we have to use a_val, which is
+                                 * all that's left.
+                                 */
+                                elf_aux_platform = (char *) auxv->a_un.a_val;
                                 break;
                         case AT_PAGESZ:
                                 page_size = auxv->a_un.a_val;
diff --git a/arch/um/os-Linux/file.c b/arch/um/os-Linux/file.c
index 77d4066d1af8..fd45bb260907 100644
--- a/arch/um/os-Linux/file.c
+++ b/arch/um/os-Linux/file.c
@@ -363,7 +363,7 @@ int os_write_file(int fd, const void *buf, int len)
                        (int (*)(int, void *, int)) write, copy_to_user_proc));
 }
 
-int os_file_size(char *file, long long *size_out)
+int os_file_size(char *file, unsigned long long *size_out)
 {
         struct uml_stat buf;
         int err;
diff --git a/arch/x86_64/kernel/aperture.c b/arch/x86_64/kernel/aperture.c
index a491f72cc966..504e63474993 100644
--- a/arch/x86_64/kernel/aperture.c
+++ b/arch/x86_64/kernel/aperture.c
@@ -33,12 +33,10 @@ int fallback_aper_force __initdata = 0;
 
 int fix_aperture __initdata = 1;
 
-#define NB_ID_3 (PCI_VENDOR_ID_AMD | (0x1103<<16))
+/* This code runs before the PCI subsystem is initialized, so just
+   access the northbridge directly. */
 
-static struct resource aper_res = {
-        .name = "Aperture",
-        .flags = IORESOURCE_MEM,
-};
+#define NB_ID_3 (PCI_VENDOR_ID_AMD | (0x1103<<16))
 
 static u32 __init allocate_aperture(void) 
 {
@@ -55,24 +53,11 @@ static u32 __init allocate_aperture(void)
         aper_size = (32 * 1024 * 1024) << fallback_aper_order; 
 
         /* 
-         * Aperture has to be naturally aligned. This means an 2GB
-         * aperture won't have much chances to find a place in the
-         * lower 4GB of memory.  Unfortunately we cannot move it up
-         * because that would make the IOMMU useless.
+         * Aperture has to be naturally aligned. This means an 2GB aperture won't
+         * have much chances to find a place in the lower 4GB of memory.
+         * Unfortunately we cannot move it up because that would make the
+         * IOMMU useless.
          */
-
-        /* First try to find some free unused space */
-        if (!allocate_resource(&iomem_resource, &aper_res,
-                               aper_size,
-                               0, 0xffffffff,
-                               aper_size,
-                               NULL, NULL)) {
-                printk(KERN_INFO "Putting aperture at %lx-%lx\n",
-                       aper_res.start, aper_res.end);
-                return aper_res.start;
-        }
-
-        /* No free space found. Go on to waste some memory... */
         p = __alloc_bootmem_node(nd0, aper_size, aper_size, 0); 
         if (!p || __pa(p)+aper_size > 0xffffffff) {
                 printk("Cannot allocate aperture memory hole (%p,%uK)\n",
@@ -81,7 +66,7 @@ static u32 __init allocate_aperture(void)
                         free_bootmem_node(nd0, (unsigned long)p, aper_size); 
                 return 0;
         }
-        printk("Mapping aperture over %d KB of precious RAM @ %lx\n",
+        printk("Mapping aperture over %d KB of RAM @ %lx\n",
                aper_size >> 10, __pa(p)); 
         return (u32)__pa(p); 
 }
@@ -102,16 +87,10 @@ static int __init aperture_valid(char *name, u64 aper_base, u32 aper_size)
                 printk("Aperture from %s pointing to e820 RAM. Ignoring.\n",name);
                 return 0; 
         } 
-        /* Don't check the resource here because the aperture is usually
-           in an e820 reserved area, and we allocated these earlier. */
         return 1;
 } 
 
-/*
- * Find a PCI capability.
- * This code runs before the PCI subsystem is initialized, so just
- * access the northbridge directly.
- */
+/* Find a PCI capability */
 static __u32 __init find_cap(int num, int slot, int func, int cap) 
 { 
         u8 pos;
@@ -276,6 +255,8 @@ void __init iommu_hole_init(void)
                    fallback_aper_force) { 
                 printk("Your BIOS doesn't leave a aperture memory hole\n");
                 printk("Please enable the IOMMU option in the BIOS setup\n");
+                printk("This costs you %d MB of RAM\n",
+                       32 << fallback_aper_order);
 
                 aper_order = fallback_aper_order;
                 aper_alloc = allocate_aperture();