95 files changed, 779 insertions, 421 deletions
diff --git a/Documentation/kernel-parameters.txt b/Documentation/kernel-parameters.txt
index 736d45602886..e7848a0d99eb 100644
--- a/Documentation/kernel-parameters.txt
+++ b/Documentation/kernel-parameters.txt
@@ -199,6 +199,10 @@ and is between 256 and 4096 characters. It is defined in the file
                        acpi_display_output=video
                        See above.
+        acpi_early_pdc_eval     [HW,ACPI] Evaluate processor _PDC methods
+                                early. Needed on some platforms to properly
+                                initialize the EC.
        acpi_irq_balance [HW,ACPI]
                        ACPI will balance active IRQs
                        default in APIC mode
@@ -311,6 +315,11 @@ and is between 256 and 4096 characters. It is defined in the file
        aic79xx=        [HW,SCSI]
                        See Documentation/scsi/aic79xx.txt.
+        alignment=      [KNL,ARM]
+                        Allow the default userspace alignment fault handler
+                        behaviour to be specified.  Bit 0 enables warnings,
+                        bit 1 enables fixups, and bit 2 sends a segfault.
        amd_iommu=      [HW,X86-84]
                        Pass parameters to the AMD IOMMU driver in the system.
                        Possible values are:
diff --git a/MAINTAINERS b/MAINTAINERS
index 318d2e417168..2533fc45a44a 100644
--- a/MAINTAINERS
+++ b/MAINTAINERS
@@ -616,10 +616,10 @@ M:	Richard Purdie <rpurdie@rpsys.net>
 S:      Maintained
 ARM/CORTINA SYSTEMS GEMINI ARM ARCHITECTURE
-M:      Paulius Zaleckas <paulius.zaleckas@teltonika.lt>
+M:      Paulius Zaleckas <paulius.zaleckas@gmail.com>
 L:      linux-arm-kernel@lists.infradead.org (moderated for non-subscribers)
 T:      git git://gitorious.org/linux-gemini/mainline.git
-S:      Maintained
+S:      Odd Fixes
 F:      arch/arm/mach-gemini/
 ARM/EBSA110 MACHINE SUPPORT
@@ -641,9 +641,9 @@ T:	topgit git://git.openezx.org/openezx.git
 F:      arch/arm/mach-pxa/ezx.c
 ARM/FARADAY FA526 PORT
-M:      Paulius Zaleckas <paulius.zaleckas@teltonika.lt>
+M:      Paulius Zaleckas <paulius.zaleckas@gmail.com>
 L:      linux-arm-kernel@lists.infradead.org (moderated for non-subscribers)
-S:      Maintained
+S:      Odd Fixes
 F:      arch/arm/mm/*-fa*
 ARM/FOOTBRIDGE ARCHITECTURE
@@ -1733,10 +1733,9 @@ F:	include/linux/tfrc.h
 F:      net/dccp/
 DECnet NETWORK LAYER
-M:      Christine Caulfield <christine.caulfield@googlemail.com>
 W:      http://linux-decnet.sourceforge.net
 L:      linux-decnet-user@lists.sourceforge.net
-S:      Maintained
+S:      Orphan
 F:      Documentation/networking/decnet.txt
 F:      net/decnet/
diff --git a/arch/arm/include/asm/cacheflush.h b/arch/arm/include/asm/cacheflush.h
index c77d2fa1f6e5..8113bb5fb66e 100644
--- a/arch/arm/include/asm/cacheflush.h
+++ b/arch/arm/include/asm/cacheflush.h
@@ -42,7 +42,8 @@
 #endif
 #if defined(CONFIG_CPU_ARM920T) || defined(CONFIG_CPU_ARM922T) || \
-    defined(CONFIG_CPU_ARM925T) || defined(CONFIG_CPU_ARM1020)
+    defined(CONFIG_CPU_ARM925T) || defined(CONFIG_CPU_ARM1020) || \
+    defined(CONFIG_CPU_ARM1026)
 # define MULTI_CACHE 1
 #endif
diff --git a/arch/arm/kernel/setup.c b/arch/arm/kernel/setup.c
index c6c57b640b6b..621acad8ea43 100644
--- a/arch/arm/kernel/setup.c
+++ b/arch/arm/kernel/setup.c
@@ -102,6 +102,7 @@ struct cpu_cache_fns cpu_cache;
 #endif
 #ifdef CONFIG_OUTER_CACHE
 struct outer_cache_fns outer_cache;
+EXPORT_SYMBOL(outer_cache);
 #endif
 struct stack {
diff --git a/arch/arm/mach-gemini/gpio.c b/arch/arm/mach-gemini/gpio.c
index e7263854bc7b..fe3bd5ac8b10 100644
--- a/arch/arm/mach-gemini/gpio.c
+++ b/arch/arm/mach-gemini/gpio.c
@@ -86,7 +86,7 @@ static int gpio_set_irq_type(unsigned int irq, unsigned int type)
        unsigned int reg_both, reg_level, reg_type;
        reg_type = __raw_readl(base + GPIO_INT_TYPE);
-        reg_level = __raw_readl(base + GPIO_INT_BOTH_EDGE);
+        reg_level = __raw_readl(base + GPIO_INT_LEVEL);
        reg_both = __raw_readl(base + GPIO_INT_BOTH_EDGE);
        switch (type) {
@@ -117,7 +117,7 @@ static int gpio_set_irq_type(unsigned int irq, unsigned int type)
        }
        __raw_writel(reg_type, base + GPIO_INT_TYPE);
-        __raw_writel(reg_level, base + GPIO_INT_BOTH_EDGE);
+        __raw_writel(reg_level, base + GPIO_INT_LEVEL);
        __raw_writel(reg_both, base + GPIO_INT_BOTH_EDGE);
        gpio_ack_irq(irq);
diff --git a/arch/arm/mach-omap2/mux.c b/arch/arm/mach-omap2/mux.c
index 5fedc50c58e4..5fef73f4743d 100644
--- a/arch/arm/mach-omap2/mux.c
+++ b/arch/arm/mach-omap2/mux.c
@@ -961,16 +961,14 @@ static void __init omap_mux_init_list(struct omap_mux *superset)
        while (superset->reg_offset !=  OMAP_MUX_TERMINATOR) {
                struct omap_mux *entry;
-#ifndef CONFIG_OMAP_MUX
+#ifdef CONFIG_OMAP_MUX
-                /* Skip pins that are not muxed as GPIO by bootloader */
+                if (!superset->muxnames || !superset->muxnames[0]) {
-                if (!OMAP_MODE_GPIO(omap_mux_read(superset->reg_offset))) {
                        superset++;
                        continue;
                }
-#endif
+#else
+                /* Skip pins that are not muxed as GPIO by bootloader */
-#if defined(CONFIG_OMAP_MUX) && defined(CONFIG_DEBUG_FS)
+                if (!OMAP_MODE_GPIO(omap_mux_read(superset->reg_offset))) {
-                if (!superset->muxnames || !superset->muxnames[0]) {
                        superset++;
                        continue;
                }
diff --git a/arch/arm/mm/alignment.c b/arch/arm/mm/alignment.c
index b270d6228fe2..62820eda84d9 100644
--- a/arch/arm/mm/alignment.c
+++ b/arch/arm/mm/alignment.c
@@ -11,6 +11,7 @@
 * it under the terms of the GNU General Public License version 2 as
 * published by the Free Software Foundation.
 */
+#include <linux/moduleparam.h>
 #include <linux/compiler.h>
 #include <linux/kernel.h>
 #include <linux/errno.h>
@@ -77,6 +78,8 @@ static unsigned long ai_dword;
 static unsigned long ai_multi;
 static int ai_usermode;
+core_param(alignment, ai_usermode, int, 0600);
 #define UM_WARN         (1 << 0)
 #define UM_FIXUP        (1 << 1)
 #define UM_SIGNAL       (1 << 2)
diff --git a/arch/arm/tools/mach-types b/arch/arm/tools/mach-types
index 5a79fc6ee818..31c2f4c30a95 100644
--- a/arch/arm/tools/mach-types
+++ b/arch/arm/tools/mach-types
@@ -12,7 +12,7 @@
 #
 #   http://www.arm.linux.org.uk/developer/machines/?action=new
 #
-# Last update: Thu Jan 28 22:15:54 2010
+# Last update: Sat Feb 20 14:16:15 2010
 #
 # machine_is_xxx        CONFIG_xxxx             MACH_TYPE_xxx           number
 #
@@ -2257,7 +2257,7 @@ oratisalog		MACH_ORATISALOG		ORATISALOG		2268
 oratismadi              MACH_ORATISMADI         ORATISMADI              2269
 oratisot16              MACH_ORATISOT16         ORATISOT16              2270
 oratisdesk              MACH_ORATISDESK         ORATISDESK              2271
-v2_ca9                  MACH_V2P_CA9            V2P_CA9                 2272
+vexpress                MACH_VEXPRESS           VEXPRESS                2272
 sintexo                 MACH_SINTEXO            SINTEXO                 2273
 cm3389                  MACH_CM3389             CM3389                  2274
 omap3_cio               MACH_OMAP3_CIO          OMAP3_CIO               2275
@@ -2636,3 +2636,45 @@ hw90240			MACH_HW90240		HW90240			2648
 dm365_leopard           MACH_DM365_LEOPARD      DM365_LEOPARD           2649
 mityomapl138            MACH_MITYOMAPL138       MITYOMAPL138            2650
 scat110                 MACH_SCAT110            SCAT110                 2651
+acer_a1                 MACH_ACER_A1            ACER_A1                 2652
+cmcontrol               MACH_CMCONTROL          CMCONTROL               2653
+pelco_lamar             MACH_PELCO_LAMAR        PELCO_LAMAR             2654
+rfp43                   MACH_RFP43              RFP43                   2655
+sk86r0301               MACH_SK86R0301          SK86R0301               2656
+ctpxa                   MACH_CTPXA              CTPXA                   2657
+epb_arm9_a              MACH_EPB_ARM9_A         EPB_ARM9_A              2658
+guruplug                MACH_GURUPLUG           GURUPLUG                2659
+spear310                MACH_SPEAR310           SPEAR310                2660
+spear320                MACH_SPEAR320           SPEAR320                2661
+robotx                  MACH_ROBOTX             ROBOTX                  2662
+lsxhl                   MACH_LSXHL              LSXHL                   2663
+smartlite               MACH_SMARTLITE          SMARTLITE               2664
+cws2                    MACH_CWS2               CWS2                    2665
+m619                    MACH_M619               M619                    2666
+smartview               MACH_SMARTVIEW          SMARTVIEW               2667
+lsa_salsa               MACH_LSA_SALSA          LSA_SALSA               2668
+kizbox                  MACH_KIZBOX             KIZBOX                  2669
+htccharmer              MACH_HTCCHARMER         HTCCHARMER              2670
+guf_neso_lt             MACH_GUF_NESO_LT        GUF_NESO_LT             2671
+pm9g45                  MACH_PM9G45             PM9G45                  2672
+htcpanther              MACH_HTCPANTHER         HTCPANTHER              2673
+htcpanther_cdma         MACH_HTCPANTHER_CDMA    HTCPANTHER_CDMA         2674
+reb01                   MACH_REB01              REB01                   2675
+aquila                  MACH_AQUILA             AQUILA                  2676
+spark_sls_hw2           MACH_SPARK_SLS_HW2      SPARK_SLS_HW2           2677
+sheeva_esata            MACH_ESATA_SHEEVAPLUG   ESATA_SHEEVAPLUG        2678
+surf7x30                MACH_SURF7X30           SURF7X30                2679
+micro2440               MACH_MICRO2440          MICRO2440               2680
+am2440                  MACH_AM2440             AM2440                  2681
+tq2440                  MACH_TQ2440             TQ2440                  2682
+lpc2478oem              MACH_LPC2478OEM         LPC2478OEM              2683
+ak880x                  MACH_AK880X             AK880X                  2684
+cobra3530               MACH_COBRA3530          COBRA3530               2685
+pmppb                   MACH_PMPPB              PMPPB                   2686
+u6715                   MACH_U6715              U6715                   2687
+axar1500_sender         MACH_AXAR1500_SENDER    AXAR1500_SENDER         2688
+g30_dvb                 MACH_G30_DVB            G30_DVB                 2689
+vc088x                  MACH_VC088X             VC088X                  2690
+mioa702                 MACH_MIOA702            MIOA702                 2691
+hpmin                   MACH_HPMIN              HPMIN                   2692
+ak880xak                MACH_AK880XAK           AK880XAK                2693
diff --git a/arch/ia64/include/asm/acpi.h b/arch/ia64/include/asm/acpi.h
index 7ae58892ba8d..e97b255d97bc 100644
--- a/arch/ia64/include/asm/acpi.h
+++ b/arch/ia64/include/asm/acpi.h
@@ -94,6 +94,7 @@ ia64_acpi_release_global_lock (unsigned int *lock)
 #define acpi_noirq 0    /* ACPI always enabled on IA64 */
 #define acpi_pci_disabled 0 /* ACPI PCI always enabled on IA64 */
 #define acpi_strict 1   /* no ACPI spec workarounds on IA64 */
+#define acpi_ht 0       /* no HT-only mode on IA64 */
 #endif
 #define acpi_processor_cstate_check(x) (x) /* no idle limits on IA64 :) */
 static inline void disable_acpi(void) { }
diff --git a/arch/mips/bcm47xx/prom.c b/arch/mips/bcm47xx/prom.c
index c51405e57921..29d3cbf9555f 100644
--- a/arch/mips/bcm47xx/prom.c
+++ b/arch/mips/bcm47xx/prom.c
@@ -141,6 +141,14 @@ static __init void prom_init_mem(void)
                        break;
        }
+        /* Ignoring the last page when ddr size is 128M. Cached
+         * accesses to last page is causing the processor to prefetch
+         * using address above 128M stepping out of the ddr address
+         * space.
+         */
+        if (mem == 0x8000000)
+                mem -= 0x1000;
        add_memory_region(0, mem, BOOT_MEM_RAM);
 }
diff --git a/arch/mips/mm/highmem.c b/arch/mips/mm/highmem.c
index e274fda329f4..127d732474bf 100644
--- a/arch/mips/mm/highmem.c
+++ b/arch/mips/mm/highmem.c
@@ -1,5 +1,6 @@
 #include <linux/module.h>
 #include <linux/highmem.h>
+#include <linux/sched.h>
 #include <linux/smp.h>
 #include <asm/fixmap.h>
 #include <asm/tlbflush.h>
diff --git a/arch/parisc/Kconfig b/arch/parisc/Kconfig
index 524d9352f17e..f388dc68f605 100644
--- a/arch/parisc/Kconfig
+++ b/arch/parisc/Kconfig
@@ -18,7 +18,6 @@ config PARISC
        select BUG
        select HAVE_PERF_EVENTS
        select GENERIC_ATOMIC64 if !64BIT
-        select HAVE_ARCH_TRACEHOOK
        help
          The PA-RISC microprocessor is designed by Hewlett-Packard and used
          in many of their workstations & servers (HP9000 700 and 800 series,
diff --git a/arch/powerpc/platforms/85xx/mpc85xx_mds.c b/arch/powerpc/platforms/85xx/mpc85xx_mds.c
index 21f61b8c445b..cc29c0f5300d 100644
--- a/arch/powerpc/platforms/85xx/mpc85xx_mds.c
+++ b/arch/powerpc/platforms/85xx/mpc85xx_mds.c
@@ -338,7 +338,8 @@ static void __init mpc85xx_mds_pic_init(void)
        }
        mpic = mpic_alloc(np, r.start,
-                        MPIC_PRIMARY | MPIC_WANTS_RESET | MPIC_BIG_ENDIAN,
+                        MPIC_PRIMARY | MPIC_WANTS_RESET | MPIC_BIG_ENDIAN |
+                        MPIC_BROKEN_FRR_NIRQS,
                        0, 256, " OpenPIC  ");
        BUG_ON(mpic == NULL);
        of_node_put(np);
diff --git a/arch/powerpc/platforms/85xx/smp.c b/arch/powerpc/platforms/85xx/smp.c
index 04160a4cc699..a15f582300d8 100644
--- a/arch/powerpc/platforms/85xx/smp.c
+++ b/arch/powerpc/platforms/85xx/smp.c
@@ -46,6 +46,7 @@ smp_85xx_kick_cpu(int nr)
        __iomem u32 *bptr_vaddr;
        struct device_node *np;
        int n = 0;
+        int ioremappable;
        WARN_ON (nr < 0 || nr >= NR_CPUS);
@@ -59,21 +60,37 @@ smp_85xx_kick_cpu(int nr)
                return;
        }
+        /*
+         * A secondary core could be in a spinloop in the bootpage
+         * (0xfffff000), somewhere in highmem, or somewhere in lowmem.
+         * The bootpage and highmem can be accessed via ioremap(), but
+         * we need to directly access the spinloop if its in lowmem.
+         */
+        ioremappable = *cpu_rel_addr > virt_to_phys(high_memory);
        /* Map the spin table */
-        bptr_vaddr = ioremap(*cpu_rel_addr, SIZE_BOOT_ENTRY);
+        if (ioremappable)
+                bptr_vaddr = ioremap(*cpu_rel_addr, SIZE_BOOT_ENTRY);
+        else
+                bptr_vaddr = phys_to_virt(*cpu_rel_addr);
        local_irq_save(flags);
        out_be32(bptr_vaddr + BOOT_ENTRY_PIR, nr);
        out_be32(bptr_vaddr + BOOT_ENTRY_ADDR_LOWER, __pa(__early_start));
+        if (!ioremappable)
+                flush_dcache_range((ulong)bptr_vaddr,
+                                (ulong)(bptr_vaddr + SIZE_BOOT_ENTRY));
        /* Wait a bit for the CPU to ack. */
        while ((__secondary_hold_acknowledge != nr) && (++n < 1000))
                mdelay(1);
        local_irq_restore(flags);
-        iounmap(bptr_vaddr);
+        if (ioremappable)
+                iounmap(bptr_vaddr);
        pr_debug("waited %d msecs for CPU #%d.\n", n, nr);
 }
diff --git a/arch/sparc/include/asm/stat.h b/arch/sparc/include/asm/stat.h
index 55db5eca08e2..39327d6a57eb 100644
--- a/arch/sparc/include/asm/stat.h
+++ b/arch/sparc/include/asm/stat.h
@@ -53,8 +53,8 @@ struct stat {
        ino_t           st_ino;
        mode_t          st_mode;
        short           st_nlink;
-        uid_t           st_uid;
+        uid16_t         st_uid;
-        gid_t           st_gid;
+        gid16_t         st_gid;
        unsigned short  st_rdev;
        off_t           st_size;
        time_t          st_atime;
diff --git a/arch/sparc/kernel/kstack.h b/arch/sparc/kernel/kstack.h
index 4248d969272f..5247283d1c03 100644
--- a/arch/sparc/kernel/kstack.h
+++ b/arch/sparc/kernel/kstack.h
@@ -11,6 +11,10 @@ static inline bool kstack_valid(struct thread_info *tp, unsigned long sp)
 {
        unsigned long base = (unsigned long) tp;
+        /* Stack pointer must be 16-byte aligned.  */
+        if (sp & (16UL - 1))
+                return false;
        if (sp >= (base + sizeof(struct thread_info)) &&
            sp <= (base + THREAD_SIZE - sizeof(struct sparc_stackf)))
                return true;
diff --git a/arch/sparc/kernel/of_device_32.c b/arch/sparc/kernel/of_device_32.c
index 4c26eb59e742..53a58b349849 100644
--- a/arch/sparc/kernel/of_device_32.c
+++ b/arch/sparc/kernel/of_device_32.c
@@ -105,7 +105,7 @@ static unsigned long of_bus_sbus_get_flags(const u32 *addr, unsigned long flags)
 static int of_bus_ambapp_match(struct device_node *np)
 {
-        return !strcmp(np->name, "ambapp");
+        return !strcmp(np->type, "ambapp");
 }
 static void of_bus_ambapp_count_cells(struct device_node *child,
diff --git a/arch/sparc/kernel/pci.c b/arch/sparc/kernel/pci.c
index 539e83f8e087..592b03d85167 100644
--- a/arch/sparc/kernel/pci.c
+++ b/arch/sparc/kernel/pci.c
@@ -247,6 +247,7 @@ static struct pci_dev *of_create_pci_dev(struct pci_pbm_info *pbm,
                                         struct pci_bus *bus, int devfn)
 {
        struct dev_archdata *sd;
+        struct pci_slot *slot;
        struct of_device *op;
        struct pci_dev *dev;
        const char *type;
@@ -286,6 +287,11 @@ static struct pci_dev *of_create_pci_dev(struct pci_pbm_info *pbm,
        dev->dev.bus = &pci_bus_type;
        dev->devfn = devfn;
        dev->multifunction = 0;         /* maybe a lie? */
+        set_pcie_port_type(dev);
+        list_for_each_entry(slot, &dev->bus->slots, list)
+                if (PCI_SLOT(dev->devfn) == slot->number)
+                        dev->slot = slot;
        dev->vendor = of_getintprop_default(node, "vendor-id", 0xffff);
        dev->device = of_getintprop_default(node, "device-id", 0xffff);
@@ -322,6 +328,7 @@ static struct pci_dev *of_create_pci_dev(struct pci_pbm_info *pbm,
        dev->current_state = 4;         /* unknown power state */
        dev->error_state = pci_channel_io_normal;
+        dev->dma_mask = 0xffffffff;
        if (!strcmp(node->name, "pci")) {
                /* a PCI-PCI bridge */
diff --git a/arch/sparc/kernel/tsb.S b/arch/sparc/kernel/tsb.S
index 8c91d9b29a2f..db15d123f054 100644
--- a/arch/sparc/kernel/tsb.S
+++ b/arch/sparc/kernel/tsb.S
@@ -191,10 +191,12 @@ tsb_dtlb_load:
 tsb_itlb_load:
        /* Executable bit must be set.  */
-661:    andcc           %g5, _PAGE_EXEC_4U, %g0
+661:    sethi           %hi(_PAGE_EXEC_4U), %g4
-        .section        .sun4v_1insn_patch, "ax"
+        andcc           %g5, %g4, %g0
+        .section        .sun4v_2insn_patch, "ax"
        .word           661b
        andcc           %g5, _PAGE_EXEC_4V, %g0
+        nop
        .previous
        be,pn           %xcc, tsb_do_fault
diff --git a/arch/x86/include/asm/processor.h b/arch/x86/include/asm/processor.h
index fc801bab1b3b..b753ea59703a 100644
--- a/arch/x86/include/asm/processor.h
+++ b/arch/x86/include/asm/processor.h
@@ -450,6 +450,8 @@ struct thread_struct {
        struct perf_event       *ptrace_bps[HBP_NUM];
        /* Debug status used for traps, single steps, etc... */
        unsigned long           debugreg6;
+        /* Keep track of the exact dr7 value set by the user */
+        unsigned long           ptrace_dr7;
        /* Fault info: */
        unsigned long           cr2;
        unsigned long           trap_no;
diff --git a/arch/x86/kernel/acpi/boot.c b/arch/x86/kernel/acpi/boot.c
index 0acbcdfa5ca4..af1c5833ff23 100644
--- a/arch/x86/kernel/acpi/boot.c
+++ b/arch/x86/kernel/acpi/boot.c
@@ -1344,14 +1344,6 @@ static struct dmi_system_id __initdata acpi_dmi_table[] = {
         },
        {
         .callback = force_acpi_ht,
-         .ident = "ASUS P2B-DS",
-         .matches = {
-                     DMI_MATCH(DMI_BOARD_VENDOR, "ASUSTeK Computer INC."),
-                     DMI_MATCH(DMI_BOARD_NAME, "P2B-DS"),
-                     },
-         },
-        {
-         .callback = force_acpi_ht,
         .ident = "ASUS CUR-DLS",
         .matches = {
                     DMI_MATCH(DMI_BOARD_VENDOR, "ASUSTeK Computer INC."),
diff --git a/arch/x86/kernel/hw_breakpoint.c b/arch/x86/kernel/hw_breakpoint.c
index 05d5fec64a94..bb6006e3e295 100644
--- a/arch/x86/kernel/hw_breakpoint.c
+++ b/arch/x86/kernel/hw_breakpoint.c
@@ -212,25 +212,6 @@ static int arch_check_va_in_kernelspace(unsigned long va, u8 hbp_len)
        return (va >= TASK_SIZE) && ((va + len - 1) >= TASK_SIZE);
 }
-/*
- * Store a breakpoint's encoded address, length, and type.
- */
-static int arch_store_info(struct perf_event *bp)
-{
-        struct arch_hw_breakpoint *info = counter_arch_bp(bp);
-        /*
-         * For kernel-addresses, either the address or symbol name can be
-         * specified.
-         */
-        if (info->name)
-                info->address = (unsigned long)
-                                kallsyms_lookup_name(info->name);
-        if (info->address)
-                return 0;
-        return -EINVAL;
-}
 int arch_bp_generic_fields(int x86_len, int x86_type,
                           int *gen_len, int *gen_type)
 {
@@ -362,10 +343,13 @@ int arch_validate_hwbkpt_settings(struct perf_event *bp,
                return ret;
        }
-        ret = arch_store_info(bp);
+        /*
+         * For kernel-addresses, either the address or symbol name can be
-        if (ret < 0)
+         * specified.
-                return ret;
+         */
+        if (info->name)
+                info->address = (unsigned long)
+                                kallsyms_lookup_name(info->name);
        /*
         * Check that the low-order bits of the address are appropriate
         * for the alignment implied by len.
diff --git a/arch/x86/kernel/ptrace.c b/arch/x86/kernel/ptrace.c
index 017d937639fe..0c1033d61e59 100644
--- a/arch/x86/kernel/ptrace.c
+++ b/arch/x86/kernel/ptrace.c
@@ -702,7 +702,7 @@ static unsigned long ptrace_get_debugreg(struct task_struct *tsk, int n)
        } else if (n == 6) {
                val = thread->debugreg6;
         } else if (n == 7) {
-                val = ptrace_get_dr7(thread->ptrace_bps);
+                val = thread->ptrace_dr7;
        }
        return val;
 }
@@ -778,8 +778,11 @@ int ptrace_set_debugreg(struct task_struct *tsk, int n, unsigned long val)
                        return rc;
        }
        /* All that's left is DR7 */
-        if (n == 7)
+        if (n == 7) {
                rc = ptrace_write_dr7(tsk, val);
+                if (!rc)
+                        thread->ptrace_dr7 = val;
+        }
 ret_path:
        return rc;
diff --git a/drivers/acpi/dock.c b/drivers/acpi/dock.c
index bbc2c1315c47..b2586f57e1f5 100644
--- a/drivers/acpi/dock.c
+++ b/drivers/acpi/dock.c
@@ -935,6 +935,7 @@ static int dock_add(acpi_handle handle)
        struct platform_device *dd;
        id = dock_station_count;
+        memset(&ds, 0, sizeof(ds));
        dd = platform_device_register_data(NULL, "dock", id, &ds, sizeof(ds));
        if (IS_ERR(dd))
                return PTR_ERR(dd);
diff --git a/drivers/acpi/processor_idle.c b/drivers/acpi/processor_idle.c
index 7c0441f63b39..cc978a8c00b7 100644
--- a/drivers/acpi/processor_idle.c
+++ b/drivers/acpi/processor_idle.c
@@ -110,6 +110,14 @@ static struct dmi_system_id __cpuinitdata processor_power_dmi_table[] = {
          DMI_MATCH(DMI_BIOS_VENDOR,"Phoenix Technologies LTD"),
          DMI_MATCH(DMI_BIOS_VERSION,"SHE845M0.86C.0013.D.0302131307")},
         (void *)2},
+        { set_max_cstate, "Pavilion zv5000", {
+          DMI_MATCH(DMI_SYS_VENDOR, "Hewlett-Packard"),
+          DMI_MATCH(DMI_PRODUCT_NAME,"Pavilion zv5000 (DS502A#ABA)")},
+         (void *)1},
+        { set_max_cstate, "Asus L8400B", {
+          DMI_MATCH(DMI_SYS_VENDOR, "ASUSTeK Computer Inc."),
+          DMI_MATCH(DMI_PRODUCT_NAME,"L8400B series Notebook PC")},
+         (void *)1},
        {},
 };
@@ -872,12 +880,14 @@ static int acpi_idle_enter_simple(struct cpuidle_device *dev,
                return(acpi_idle_enter_c1(dev, state));
        local_irq_disable();
-        current_thread_info()->status &= ~TS_POLLING;
+        if (cx->entry_method != ACPI_CSTATE_FFH) {
-        /*
+                current_thread_info()->status &= ~TS_POLLING;
-         * TS_POLLING-cleared state must be visible before we test
+                /*
-         * NEED_RESCHED:
+                 * TS_POLLING-cleared state must be visible before we test
-         */
+                 * NEED_RESCHED:
-        smp_mb();
+                 */
+                smp_mb();
+        }
        if (unlikely(need_resched())) {
                current_thread_info()->status |= TS_POLLING;
@@ -957,12 +967,14 @@ static int acpi_idle_enter_bm(struct cpuidle_device *dev,
        }
        local_irq_disable();
-        current_thread_info()->status &= ~TS_POLLING;
+        if (cx->entry_method != ACPI_CSTATE_FFH) {
-        /*
+                current_thread_info()->status &= ~TS_POLLING;
-         * TS_POLLING-cleared state must be visible before we test
+                /*
-         * NEED_RESCHED:
+                 * TS_POLLING-cleared state must be visible before we test
-         */
+                 * NEED_RESCHED:
-        smp_mb();
+                 */
+                smp_mb();
+        }
        if (unlikely(need_resched())) {
                current_thread_info()->status |= TS_POLLING;
diff --git a/drivers/acpi/processor_pdc.c b/drivers/acpi/processor_pdc.c
index 7247819dbd80..e306ba9aa34e 100644
--- a/drivers/acpi/processor_pdc.c
+++ b/drivers/acpi/processor_pdc.c
@@ -125,6 +125,8 @@ acpi_processor_eval_pdc(acpi_handle handle, struct acpi_object_list *pdc_in)
        return status;
 }
+static int early_pdc_done;
 void acpi_processor_set_pdc(acpi_handle handle)
 {
        struct acpi_object_list *obj_list;
@@ -132,6 +134,9 @@ void acpi_processor_set_pdc(acpi_handle handle)
        if (arch_has_acpi_pdc() == false)
                return;
+        if (early_pdc_done)
+                return;
        obj_list = acpi_processor_alloc_pdc();
        if (!obj_list)
                return;
@@ -151,6 +156,13 @@ static int set_early_pdc_optin(const struct dmi_system_id *id)
        return 0;
 }
+static int param_early_pdc_optin(char *s)
+{
+        early_pdc_optin = 1;
+        return 1;
+}
+__setup("acpi_early_pdc_eval", param_early_pdc_optin);
 static struct dmi_system_id __cpuinitdata early_pdc_optin_table[] = {
        {
        set_early_pdc_optin, "HP Envy", {
@@ -192,4 +204,6 @@ void __init acpi_early_processor_set_pdc(void)
        acpi_walk_namespace(ACPI_TYPE_PROCESSOR, ACPI_ROOT_OBJECT,
                            ACPI_UINT32_MAX,
                            early_init_pdc, NULL, NULL, NULL);
+        early_pdc_done = 1;
 }
diff --git a/drivers/acpi/processor_perflib.c b/drivers/acpi/processor_perflib.c
index 2cabadcc4d8c..a959f6a07508 100644
--- a/drivers/acpi/processor_perflib.c
+++ b/drivers/acpi/processor_perflib.c
@@ -413,7 +413,11 @@ static int acpi_processor_get_performance_info(struct acpi_processor *pr)
        if (result)
                goto update_bios;
-        return 0;
+        /* We need to call _PPC once when cpufreq starts */
+        if (ignore_ppc != 1)
+                result = acpi_processor_get_platform_limit(pr);
+        return result;
        /*
         * Having _PPC but missing frequencies (_PSS, _PCT) is a very good hint that
diff --git a/drivers/acpi/scan.c b/drivers/acpi/scan.c
index ff9f6226085d..3e009674f333 100644
--- a/drivers/acpi/scan.c
+++ b/drivers/acpi/scan.c
@@ -1336,9 +1336,25 @@ static int acpi_bus_scan(acpi_handle handle, struct acpi_bus_ops *ops,
        if (child)
                *child = device;
-        return 0;
+        if (device)
+                return 0;
+        else
+                return -ENODEV;
 }
+/*
+ * acpi_bus_add and acpi_bus_start
+ *
+ * scan a given ACPI tree and (probably recently hot-plugged)
+ * create and add or starts found devices.
+ *
+ * If no devices were found -ENODEV is returned which does not
+ * mean that this is a real error, there just have been no suitable
+ * ACPI objects in the table trunk from which the kernel could create
+ * a device and add/start an appropriate driver.
+ */
 int
 acpi_bus_add(struct acpi_device **child,
             struct acpi_device *parent, acpi_handle handle, int type)
@@ -1348,8 +1364,7 @@ acpi_bus_add(struct acpi_device **child,
        memset(&ops, 0, sizeof(ops));
        ops.acpi_op_add = 1;
-        acpi_bus_scan(handle, &ops, child);
+        return acpi_bus_scan(handle, &ops, child);
-        return 0;
 }
 EXPORT_SYMBOL(acpi_bus_add);
@@ -1357,11 +1372,13 @@ int acpi_bus_start(struct acpi_device *device)
 {
        struct acpi_bus_ops ops;
+        if (!device)
+                return -EINVAL;
        memset(&ops, 0, sizeof(ops));
        ops.acpi_op_start = 1;
-        acpi_bus_scan(device->handle, &ops, NULL);
+        return acpi_bus_scan(device->handle, &ops, NULL);
-        return 0;
 }
 EXPORT_SYMBOL(acpi_bus_start);
diff --git a/drivers/acpi/tables.c b/drivers/acpi/tables.c
index f336bca7c450..8a0ed2800e63 100644
--- a/drivers/acpi/tables.c
+++ b/drivers/acpi/tables.c
@@ -213,7 +213,7 @@ acpi_table_parse_entries(char *id,
        unsigned long table_end;
        acpi_size tbl_size;
-        if (acpi_disabled)
+        if (acpi_disabled && !acpi_ht)
                return -ENODEV;
        if (!handler)
@@ -280,7 +280,7 @@ int __init acpi_table_parse(char *id, acpi_table_handler handler)
        struct acpi_table_header *table = NULL;
        acpi_size tbl_size;
-        if (acpi_disabled)
+        if (acpi_disabled && !acpi_ht)
                return -ENODEV;
        if (!handler)
diff --git a/drivers/clocksource/cs5535-clockevt.c b/drivers/clocksource/cs5535-clockevt.c
index 27d20fac19d1..b314a999aabe 100644
--- a/drivers/clocksource/cs5535-clockevt.c
+++ b/drivers/clocksource/cs5535-clockevt.c
@@ -21,7 +21,7 @@
 #define DRV_NAME "cs5535-clockevt"
-static int timer_irq = CONFIG_CS5535_MFGPT_DEFAULT_IRQ;
+static int timer_irq;
 module_param_named(irq, timer_irq, int, 0644);
 MODULE_PARM_DESC(irq, "Which IRQ to use for the clock source MFGPT ticks.");
diff --git a/drivers/gpu/drm/drm_edid.c b/drivers/gpu/drm/drm_edid.c
index f665b05592f3..ab6c97330412 100644
--- a/drivers/gpu/drm/drm_edid.c
+++ b/drivers/gpu/drm/drm_edid.c
@@ -598,6 +598,50 @@ struct drm_display_mode *drm_mode_std(struct drm_device *dev,
        return mode;
 }
+/*
+ * EDID is delightfully ambiguous about how interlaced modes are to be
+ * encoded.  Our internal representation is of frame height, but some
+ * HDTV detailed timings are encoded as field height.
+ *
+ * The format list here is from CEA, in frame size.  Technically we
+ * should be checking refresh rate too.  Whatever.
+ */
+static void
+drm_mode_do_interlace_quirk(struct drm_display_mode *mode,
+                            struct detailed_pixel_timing *pt)
+{
+        int i;
+        static const struct {
+                int w, h;
+        } cea_interlaced[] = {
+                { 1920, 1080 },
+                {  720,  480 },
+                { 1440,  480 },
+                { 2880,  480 },
+                {  720,  576 },
+                { 1440,  576 },
+                { 2880,  576 },
+        };
+        static const int n_sizes =
+                sizeof(cea_interlaced)/sizeof(cea_interlaced[0]);
+        if (!(pt->misc & DRM_EDID_PT_INTERLACED))
+                return;
+        for (i = 0; i < n_sizes; i++) {
+                if ((mode->hdisplay == cea_interlaced[i].w) &&
+                    (mode->vdisplay == cea_interlaced[i].h / 2)) {
+                        mode->vdisplay *= 2;
+                        mode->vsync_start *= 2;
+                        mode->vsync_end *= 2;
+                        mode->vtotal *= 2;
+                        mode->vtotal |= 1;
+                }
+        }
+        mode->flags |= DRM_MODE_FLAG_INTERLACE;
+}
 /**
 * drm_mode_detailed - create a new mode from an EDID detailed timing section
 * @dev: DRM device (needed to create new mode)
@@ -680,8 +724,7 @@ static struct drm_display_mode *drm_mode_detailed(struct drm_device *dev,
        drm_mode_set_name(mode);
-        if (pt->misc & DRM_EDID_PT_INTERLACED)
+        drm_mode_do_interlace_quirk(mode, pt);
-                mode->flags |= DRM_MODE_FLAG_INTERLACE;
        if (quirks & EDID_QUIRK_DETAILED_SYNC_PP) {
                pt->misc |= DRM_EDID_PT_HSYNC_POSITIVE | DRM_EDID_PT_VSYNC_POSITIVE;
diff --git a/drivers/gpu/drm/i915/i915_drv.c b/drivers/gpu/drm/i915/i915_drv.c
index 79beffcf5936..cf4cb3e9a0c2 100644
--- a/drivers/gpu/drm/i915/i915_drv.c
+++ b/drivers/gpu/drm/i915/i915_drv.c
@@ -176,6 +176,8 @@ MODULE_DEVICE_TABLE(pci, pciidlist);
 static int i915_drm_freeze(struct drm_device *dev)
 {
+        struct drm_i915_private *dev_priv = dev->dev_private;
        pci_save_state(dev->pdev);
        /* If KMS is active, we do the leavevt stuff here */
@@ -191,17 +193,12 @@ static int i915_drm_freeze(struct drm_device *dev)
        i915_save_state(dev);
-        return 0;
-}
-static void i915_drm_suspend(struct drm_device *dev)
-{
-        struct drm_i915_private *dev_priv = dev->dev_private;
        intel_opregion_free(dev, 1);
        /* Modeset on resume, not lid events */
        dev_priv->modeset_on_lid = 0;
+        return 0;
 }
 static int i915_suspend(struct drm_device *dev, pm_message_t state)
@@ -221,8 +218,6 @@ static int i915_suspend(struct drm_device *dev, pm_message_t state)
        if (error)
                return error;
-        i915_drm_suspend(dev);
        if (state.event == PM_EVENT_SUSPEND) {
                /* Shut down the device */
                pci_disable_device(dev->pdev);
@@ -237,6 +232,10 @@ static int i915_drm_thaw(struct drm_device *dev)
        struct drm_i915_private *dev_priv = dev->dev_private;
        int error = 0;
+        i915_restore_state(dev);
+        intel_opregion_init(dev, 1);
        /* KMS EnterVT equivalent */
        if (drm_core_check_feature(dev, DRIVER_MODESET)) {
                mutex_lock(&dev->struct_mutex);
@@ -263,10 +262,6 @@ static int i915_resume(struct drm_device *dev)
        pci_set_master(dev->pdev);
-        i915_restore_state(dev);
-        intel_opregion_init(dev, 1);
        return i915_drm_thaw(dev);
 }
@@ -423,8 +418,6 @@ static int i915_pm_suspend(struct device *dev)
        if (error)
                return error;
-        i915_drm_suspend(drm_dev);
        pci_disable_device(pdev);
        pci_set_power_state(pdev, PCI_D3hot);
@@ -464,13 +457,8 @@ static int i915_pm_poweroff(struct device *dev)
 {
        struct pci_dev *pdev = to_pci_dev(dev);
        struct drm_device *drm_dev = pci_get_drvdata(pdev);
-        int error;
-        error = i915_drm_freeze(drm_dev);
-        if (!error)
-                i915_drm_suspend(drm_dev);
-        return error;
+        return i915_drm_freeze(drm_dev);
 }
 const struct dev_pm_ops i915_pm_ops = {
diff --git a/drivers/gpu/drm/i915/intel_lvds.c b/drivers/gpu/drm/i915/intel_lvds.c
index b1d0acbae4e4..c2e8a45780d5 100644
--- a/drivers/gpu/drm/i915/intel_lvds.c
+++ b/drivers/gpu/drm/i915/intel_lvds.c
@@ -636,6 +636,13 @@ static const struct dmi_system_id bad_lid_status[] = {
                        DMI_MATCH(DMI_PRODUCT_NAME, "PC-81005"),
                },
        },
+        {
+                .ident = "Clevo M5x0N",
+                .matches = {
+                        DMI_MATCH(DMI_SYS_VENDOR, "CLEVO Co."),
+                        DMI_MATCH(DMI_BOARD_NAME, "M5x0N"),
+                },
+        },
        { }
 };
diff --git a/drivers/gpu/drm/nouveau/nouveau_bios.c b/drivers/gpu/drm/nouveau/nouveau_bios.c
index 2cd0fad17dac..0e9cd1d49130 100644
--- a/drivers/gpu/drm/nouveau/nouveau_bios.c
+++ b/drivers/gpu/drm/nouveau/nouveau_bios.c
@@ -5861,13 +5861,12 @@ nouveau_bios_run_init_table(struct drm_device *dev, uint16_t table,
        struct drm_nouveau_private *dev_priv = dev->dev_private;
        struct nvbios *bios = &dev_priv->VBIOS;
        struct init_exec iexec = { true, false };
-        unsigned long flags;
-        spin_lock_irqsave(&bios->lock, flags);
+        mutex_lock(&bios->lock);
        bios->display.output = dcbent;
        parse_init_table(bios, table, &iexec);
        bios->display.output = NULL;
-        spin_unlock_irqrestore(&bios->lock, flags);
+        mutex_unlock(&bios->lock);
 }
 static bool NVInitVBIOS(struct drm_device *dev)
@@ -5876,7 +5875,7 @@ static bool NVInitVBIOS(struct drm_device *dev)
        struct nvbios *bios = &dev_priv->VBIOS;
        memset(bios, 0, sizeof(struct nvbios));
-        spin_lock_init(&bios->lock);
+        mutex_init(&bios->lock);
        bios->dev = dev;
        if (!NVShadowVBIOS(dev, bios->data))
diff --git a/drivers/gpu/drm/nouveau/nouveau_bios.h b/drivers/gpu/drm/nouveau/nouveau_bios.h
index 68446fd4146b..fd94bd6dc264 100644
--- a/drivers/gpu/drm/nouveau/nouveau_bios.h
+++ b/drivers/gpu/drm/nouveau/nouveau_bios.h
@@ -205,7 +205,7 @@ struct nvbios {
        struct drm_device *dev;
        struct nouveau_bios_info pub;
-        spinlock_t lock;
+        struct mutex lock;
        uint8_t data[NV_PROM_SIZE];
        unsigned int length;
diff --git a/drivers/gpu/drm/nouveau/nouveau_drv.h b/drivers/gpu/drm/nouveau/nouveau_drv.h
index 5445cefdd03e..1c15ef37b71c 100644
--- a/drivers/gpu/drm/nouveau/nouveau_drv.h
+++ b/drivers/gpu/drm/nouveau/nouveau_drv.h
@@ -583,6 +583,7 @@ struct drm_nouveau_private {
        uint64_t vm_end;
        struct nouveau_gpuobj *vm_vram_pt[NV50_VM_VRAM_NR];
        int vm_vram_pt_nr;
+        uint64_t vram_sys_base;
        /* the mtrr covering the FB */
        int fb_mtrr;
diff --git a/drivers/gpu/drm/nouveau/nouveau_mem.c b/drivers/gpu/drm/nouveau/nouveau_mem.c
index 8f3a12f614ed..2dc09dbd817d 100644
--- a/drivers/gpu/drm/nouveau/nouveau_mem.c
+++ b/drivers/gpu/drm/nouveau/nouveau_mem.c
@@ -285,53 +285,50 @@ nv50_mem_vm_bind_linear(struct drm_device *dev, uint64_t virt, uint32_t size,
                        uint32_t flags, uint64_t phys)
 {
        struct drm_nouveau_private *dev_priv = dev->dev_private;
-        struct nouveau_gpuobj **pgt;
+        struct nouveau_gpuobj *pgt;
-        unsigned psz, pfl, pages;
+        unsigned block;
+        int i;
-        if (virt >= dev_priv->vm_gart_base &&
-            (virt + size) < (dev_priv->vm_gart_base + dev_priv->vm_gart_size)) {
-                psz = 12;
-                pgt = &dev_priv->gart_info.sg_ctxdma;
-                pfl = 0x21;
-                virt -= dev_priv->vm_gart_base;
-        } else
-        if (virt >= dev_priv->vm_vram_base &&
-            (virt + size) < (dev_priv->vm_vram_base + dev_priv->vm_vram_size)) {
-                psz = 16;
-                pgt = dev_priv->vm_vram_pt;
-                pfl = 0x01;
-                virt -= dev_priv->vm_vram_base;
-        } else {
-                NV_ERROR(dev, "Invalid address: 0x%16llx-0x%16llx\n",
-                         virt, virt + size - 1);
-                return -EINVAL;
-        }
-        pages = size >> psz;
+        virt = ((virt - dev_priv->vm_vram_base) >> 16) << 1;
+        size = (size >> 16) << 1;
+        phys |= ((uint64_t)flags << 32);
+        phys |= 1;
+        if (dev_priv->vram_sys_base) {
+                phys += dev_priv->vram_sys_base;
+                phys |= 0x30;
+        }
        dev_priv->engine.instmem.prepare_access(dev, true);
-        if (flags & 0x80000000) {
+        while (size) {
-                while (pages--) {
+                unsigned offset_h = upper_32_bits(phys);
-                        struct nouveau_gpuobj *pt = pgt[virt >> 29];
+                unsigned offset_l = lower_32_bits(phys);
-                        unsigned pte = ((virt & 0x1fffffffULL) >> psz) << 1;
+                unsigned pte, end;
+                for (i = 7; i >= 0; i--) {
+                        block = 1 << (i + 1);
+                        if (size >= block && !(virt & (block - 1)))
+                                break;
+                }
+                offset_l |= (i << 7);
-                        nv_wo32(dev, pt, pte++, 0x00000000);
+                phys += block << 15;
-                        nv_wo32(dev, pt, pte++, 0x00000000);
+                size -= block;
-                        virt += (1 << psz);
+                while (block) {
-                }
+                        pgt = dev_priv->vm_vram_pt[virt >> 14];
-        } else {
+                        pte = virt & 0x3ffe;
-                while (pages--) {
-                        struct nouveau_gpuobj *pt = pgt[virt >> 29];
-                        unsigned pte = ((virt & 0x1fffffffULL) >> psz) << 1;
-                        unsigned offset_h = upper_32_bits(phys) & 0xff;
-                        unsigned offset_l = lower_32_bits(phys);
-                        nv_wo32(dev, pt, pte++, offset_l | pfl);
+                        end = pte + block;
-                        nv_wo32(dev, pt, pte++, offset_h | flags);
+                        if (end > 16384)
+                                end = 16384;
+                        block -= (end - pte);
+                        virt  += (end - pte);
-                        phys += (1 << psz);
+                        while (pte < end) {
-                        virt += (1 << psz);
+                                nv_wo32(dev, pgt, pte++, offset_l);
+                                nv_wo32(dev, pgt, pte++, offset_h);
+                        }
                }
        }
        dev_priv->engine.instmem.finish_access(dev);
@@ -356,7 +353,41 @@ nv50_mem_vm_bind_linear(struct drm_device *dev, uint64_t virt, uint32_t size,
 void
 nv50_mem_vm_unbind(struct drm_device *dev, uint64_t virt, uint32_t size)
 {
-        nv50_mem_vm_bind_linear(dev, virt, size, 0x80000000, 0);
+        struct drm_nouveau_private *dev_priv = dev->dev_private;
+        struct nouveau_gpuobj *pgt;
+        unsigned pages, pte, end;
+        virt -= dev_priv->vm_vram_base;
+        pages = (size >> 16) << 1;
+        dev_priv->engine.instmem.prepare_access(dev, true);
+        while (pages) {
+                pgt = dev_priv->vm_vram_pt[virt >> 29];
+                pte = (virt & 0x1ffe0000ULL) >> 15;
+                end = pte + pages;
+                if (end > 16384)
+                        end = 16384;
+                pages -= (end - pte);
+                virt  += (end - pte) << 15;
+                while (pte < end)
+                        nv_wo32(dev, pgt, pte++, 0);
+        }
+        dev_priv->engine.instmem.finish_access(dev);
+        nv_wr32(dev, 0x100c80, 0x00050001);
+        if (!nv_wait(0x100c80, 0x00000001, 0x00000000)) {
+                NV_ERROR(dev, "timeout: (0x100c80 & 1) == 0 (2)\n");
+                NV_ERROR(dev, "0x100c80 = 0x%08x\n", nv_rd32(dev, 0x100c80));
+                return;
+        }
+        nv_wr32(dev, 0x100c80, 0x00000001);
+        if (!nv_wait(0x100c80, 0x00000001, 0x00000000)) {
+                NV_ERROR(dev, "timeout: (0x100c80 & 1) == 0 (2)\n");
+                NV_ERROR(dev, "0x100c80 = 0x%08x\n", nv_rd32(dev, 0x100c80));
+        }
 }
 /*
diff --git a/drivers/gpu/drm/nouveau/nv04_dac.c b/drivers/gpu/drm/nouveau/nv04_dac.c
index d0e038d28948..1d73b15d70da 100644
--- a/drivers/gpu/drm/nouveau/nv04_dac.c
+++ b/drivers/gpu/drm/nouveau/nv04_dac.c
@@ -119,7 +119,7 @@ static enum drm_connector_status nv04_dac_detect(struct drm_encoder *encoder,
                                                 struct drm_connector *connector)
 {
        struct drm_device *dev = encoder->dev;
-        uint8_t saved_seq1, saved_pi, saved_rpc1;
+        uint8_t saved_seq1, saved_pi, saved_rpc1, saved_cr_mode;
        uint8_t saved_palette0[3], saved_palette_mask;
        uint32_t saved_rtest_ctrl, saved_rgen_ctrl;
        int i;
@@ -135,6 +135,9 @@ static enum drm_connector_status nv04_dac_detect(struct drm_encoder *encoder,
                /* only implemented for head A for now */
                NVSetOwner(dev, 0);
+        saved_cr_mode = NVReadVgaCrtc(dev, 0, NV_CIO_CR_MODE_INDEX);
+        NVWriteVgaCrtc(dev, 0, NV_CIO_CR_MODE_INDEX, saved_cr_mode | 0x80);
        saved_seq1 = NVReadVgaSeq(dev, 0, NV_VIO_SR_CLOCK_INDEX);
        NVWriteVgaSeq(dev, 0, NV_VIO_SR_CLOCK_INDEX, saved_seq1 & ~0x20);
@@ -203,6 +206,7 @@ out:
        NVWriteVgaCrtc(dev, 0, NV_CIO_CRE_PIXEL_INDEX, saved_pi);
        NVWriteVgaCrtc(dev, 0, NV_CIO_CRE_RPC1_INDEX, saved_rpc1);
        NVWriteVgaSeq(dev, 0, NV_VIO_SR_CLOCK_INDEX, saved_seq1);
+        NVWriteVgaCrtc(dev, 0, NV_CIO_CR_MODE_INDEX, saved_cr_mode);
        if (blue == 0x18) {
                NV_INFO(dev, "Load detected on head A\n");
diff --git a/drivers/gpu/drm/nouveau/nv17_tv.c b/drivers/gpu/drm/nouveau/nv17_tv.c
index 58b917c3341b..21ac6e49b6ee 100644
--- a/drivers/gpu/drm/nouveau/nv17_tv.c
+++ b/drivers/gpu/drm/nouveau/nv17_tv.c
@@ -579,6 +579,8 @@ static void nv17_tv_restore(struct drm_encoder *encoder)
                                nouveau_encoder(encoder)->restore.output);
        nv17_tv_state_load(dev, &to_tv_enc(encoder)->saved_state);
+        nouveau_encoder(encoder)->last_dpms = NV_DPMS_CLEARED;
 }
 static int nv17_tv_create_resources(struct drm_encoder *encoder,
diff --git a/drivers/gpu/drm/nouveau/nv50_instmem.c b/drivers/gpu/drm/nouveau/nv50_instmem.c
index 94400f777e7f..f0dc4e36ef05 100644
--- a/drivers/gpu/drm/nouveau/nv50_instmem.c
+++ b/drivers/gpu/drm/nouveau/nv50_instmem.c
@@ -76,6 +76,11 @@ nv50_instmem_init(struct drm_device *dev)
        for (i = 0x1700; i <= 0x1710; i += 4)
                priv->save1700[(i-0x1700)/4] = nv_rd32(dev, i);
+        if (dev_priv->chipset == 0xaa || dev_priv->chipset == 0xac)
+                dev_priv->vram_sys_base = nv_rd32(dev, 0x100e10) << 12;
+        else
+                dev_priv->vram_sys_base = 0;
        /* Reserve the last MiB of VRAM, we should probably try to avoid
         * setting up the below tables over the top of the VBIOS image at
         * some point.
@@ -172,16 +177,28 @@ nv50_instmem_init(struct drm_device *dev)
         * We map the entire fake channel into the start of the PRAMIN BAR
         */
        ret = nouveau_gpuobj_new_ref(dev, chan, NULL, 0, pt_size, 0x1000,
-                                                        0, &priv->pramin_pt);
+                                     0, &priv->pramin_pt);
        if (ret)
                return ret;
-        for (i = 0, v = c_offset; i < pt_size; i += 8, v += 0x1000) {
+        v = c_offset | 1;
-                if (v < (c_offset + c_size))
+        if (dev_priv->vram_sys_base) {
-                        BAR0_WI32(priv->pramin_pt->gpuobj, i + 0, v | 1);
+                v += dev_priv->vram_sys_base;
-                else
+                v |= 0x30;
-                        BAR0_WI32(priv->pramin_pt->gpuobj, i + 0, 0x00000009);
+        }
+        i = 0;
+        while (v < dev_priv->vram_sys_base + c_offset + c_size) {
+                BAR0_WI32(priv->pramin_pt->gpuobj, i + 0, v);
+                BAR0_WI32(priv->pramin_pt->gpuobj, i + 4, 0x00000000);
+                v += 0x1000;
+                i += 8;
+        }
+        while (i < pt_size) {
+                BAR0_WI32(priv->pramin_pt->gpuobj, i + 0, 0x00000000);
                BAR0_WI32(priv->pramin_pt->gpuobj, i + 4, 0x00000000);
+                i += 8;
        }
        BAR0_WI32(chan->vm_pd, 0x00, priv->pramin_pt->instance | 0x63);
@@ -416,7 +433,9 @@ nv50_instmem_bind(struct drm_device *dev, struct nouveau_gpuobj *gpuobj)
 {
        struct drm_nouveau_private *dev_priv = dev->dev_private;
        struct nv50_instmem_priv *priv = dev_priv->engine.instmem.priv;
-        uint32_t pte, pte_end, vram;
+        struct nouveau_gpuobj *pramin_pt = priv->pramin_pt->gpuobj;
+        uint32_t pte, pte_end;
+        uint64_t vram;
        if (!gpuobj->im_backing || !gpuobj->im_pramin || gpuobj->im_bound)
                return -EINVAL;
@@ -424,20 +443,24 @@ nv50_instmem_bind(struct drm_device *dev, struct nouveau_gpuobj *gpuobj)
        NV_DEBUG(dev, "st=0x%0llx sz=0x%0llx\n",
                 gpuobj->im_pramin->start, gpuobj->im_pramin->size);
-        pte     = (gpuobj->im_pramin->start >> 12) << 3;
+        pte     = (gpuobj->im_pramin->start >> 12) << 1;
-        pte_end = ((gpuobj->im_pramin->size >> 12) << 3) + pte;
+        pte_end = ((gpuobj->im_pramin->size >> 12) << 1) + pte;
        vram    = gpuobj->im_backing_start;
        NV_DEBUG(dev, "pramin=0x%llx, pte=%d, pte_end=%d\n",
                 gpuobj->im_pramin->start, pte, pte_end);
        NV_DEBUG(dev, "first vram page: 0x%08x\n", gpuobj->im_backing_start);
+        vram |= 1;
+        if (dev_priv->vram_sys_base) {
+                vram += dev_priv->vram_sys_base;
+                vram |= 0x30;
+        }
        dev_priv->engine.instmem.prepare_access(dev, true);
        while (pte < pte_end) {
-                nv_wo32(dev, priv->pramin_pt->gpuobj, (pte + 0)/4, vram | 1);
+                nv_wo32(dev, pramin_pt, pte++, lower_32_bits(vram));
-                nv_wo32(dev, priv->pramin_pt->gpuobj, (pte + 4)/4, 0x00000000);
+                nv_wo32(dev, pramin_pt, pte++, upper_32_bits(vram));
-                pte += 8;
                vram += NV50_INSTMEM_PAGE_SIZE;
        }
        dev_priv->engine.instmem.finish_access(dev);
@@ -470,14 +493,13 @@ nv50_instmem_unbind(struct drm_device *dev, struct nouveau_gpuobj *gpuobj)
        if (gpuobj->im_bound == 0)
                return -EINVAL;
-        pte     = (gpuobj->im_pramin->start >> 12) << 3;
+        pte     = (gpuobj->im_pramin->start >> 12) << 1;
-        pte_end = ((gpuobj->im_pramin->size >> 12) << 3) + pte;
+        pte_end = ((gpuobj->im_pramin->size >> 12) << 1) + pte;
        dev_priv->engine.instmem.prepare_access(dev, true);
        while (pte < pte_end) {
-                nv_wo32(dev, priv->pramin_pt->gpuobj, (pte + 0)/4, 0x00000009);
+                nv_wo32(dev, priv->pramin_pt->gpuobj, pte++, 0x00000000);
-                nv_wo32(dev, priv->pramin_pt->gpuobj, (pte + 4)/4, 0x00000000);
+                nv_wo32(dev, priv->pramin_pt->gpuobj, pte++, 0x00000000);
-                pte += 8;
        }
        dev_priv->engine.instmem.finish_access(dev);
diff --git a/drivers/gpu/drm/radeon/atom.c b/drivers/gpu/drm/radeon/atom.c
index 2a3df5599ab4..7f152f66f196 100644
--- a/drivers/gpu/drm/radeon/atom.c
+++ b/drivers/gpu/drm/radeon/atom.c
@@ -643,7 +643,7 @@ static void atom_op_delay(atom_exec_context *ctx, int *ptr, int arg)
        uint8_t count = U8((*ptr)++);
        SDEBUG("   count: %d\n", count);
        if (arg == ATOM_UNIT_MICROSEC)
-                schedule_timeout_uninterruptible(usecs_to_jiffies(count));
+                udelay(count);
        else
                schedule_timeout_uninterruptible(msecs_to_jiffies(count));
 }
diff --git a/drivers/gpu/drm/radeon/r600_blit_kms.c b/drivers/gpu/drm/radeon/r600_blit_kms.c
index af1c3ca8a4cb..446b765ac72a 100644
--- a/drivers/gpu/drm/radeon/r600_blit_kms.c
+++ b/drivers/gpu/drm/radeon/r600_blit_kms.c
@@ -543,9 +543,6 @@ int r600_vb_ib_get(struct radeon_device *rdev)
 void r600_vb_ib_put(struct radeon_device *rdev)
 {
        radeon_fence_emit(rdev, rdev->r600_blit.vb_ib->fence);
-        mutex_lock(&rdev->ib_pool.mutex);
-        list_add_tail(&rdev->r600_blit.vb_ib->list, &rdev->ib_pool.scheduled_ibs);
-        mutex_unlock(&rdev->ib_pool.mutex);
        radeon_ib_free(rdev, &rdev->r600_blit.vb_ib);
 }
diff --git a/drivers/gpu/drm/radeon/r600_cp.c b/drivers/gpu/drm/radeon/r600_cp.c
index 6d5a711c2e91..75bcf35a0931 100644
--- a/drivers/gpu/drm/radeon/r600_cp.c
+++ b/drivers/gpu/drm/radeon/r600_cp.c
@@ -1428,9 +1428,12 @@ static void r700_gfx_init(struct drm_device *dev,
        gb_tiling_config |= R600_BANK_SWAPS(1);
-        backend_map = r700_get_tile_pipe_to_backend_map(dev_priv->r600_max_tile_pipes,
+        if ((dev_priv->flags & RADEON_FAMILY_MASK) == CHIP_RV740)
-                                                        dev_priv->r600_max_backends,
+                backend_map = 0x28;
-                                                        (0xff << dev_priv->r600_max_backends) & 0xff);
+        else
+                backend_map = r700_get_tile_pipe_to_backend_map(dev_priv->r600_max_tile_pipes,
+                                                                dev_priv->r600_max_backends,
+                                                                (0xff << dev_priv->r600_max_backends) & 0xff);
        gb_tiling_config |= R600_BACKEND_MAP(backend_map);
        cc_gc_shader_pipe_config =
diff --git a/drivers/gpu/drm/radeon/radeon.h b/drivers/gpu/drm/radeon/radeon.h
index f57480ba1355..c0356bb193e5 100644
--- a/drivers/gpu/drm/radeon/radeon.h
+++ b/drivers/gpu/drm/radeon/radeon.h
@@ -96,6 +96,7 @@ extern int radeon_audio;
 * symbol;
 */
 #define RADEON_MAX_USEC_TIMEOUT         100000  /* 100 ms */
+/* RADEON_IB_POOL_SIZE must be a power of 2 */
 #define RADEON_IB_POOL_SIZE             16
 #define RADEON_DEBUGFS_MAX_NUM_FILES    32
 #define RADEONFB_CONN_LIMIT             4
@@ -363,11 +364,12 @@ void radeon_irq_kms_sw_irq_put(struct radeon_device *rdev);
 */
 struct radeon_ib {
        struct list_head        list;
-        unsigned long           idx;
+        unsigned                idx;
        uint64_t                gpu_addr;
        struct radeon_fence     *fence;
-        uint32_t        *ptr;
+        uint32_t                *ptr;
        uint32_t                length_dw;
+        bool                    free;
 };
 /*
@@ -377,10 +379,9 @@ struct radeon_ib {
 struct radeon_ib_pool {
        struct mutex            mutex;
        struct radeon_bo        *robj;
-        struct list_head        scheduled_ibs;
        struct radeon_ib        ibs[RADEON_IB_POOL_SIZE];
        bool                    ready;
-        DECLARE_BITMAP(alloc_bm, RADEON_IB_POOL_SIZE);
+        unsigned                head_id;
 };
 struct radeon_cp {
diff --git a/drivers/gpu/drm/radeon/radeon_atombios.c b/drivers/gpu/drm/radeon/radeon_atombios.c
index 2dcda6115874..4d8831548a5f 100644
--- a/drivers/gpu/drm/radeon/radeon_atombios.c
+++ b/drivers/gpu/drm/radeon/radeon_atombios.c
@@ -206,6 +206,15 @@ static bool radeon_atom_apply_quirks(struct drm_device *dev,
                        *connector_type = DRM_MODE_CONNECTOR_DVID;
        }
+        /* Asrock RS600 board lists the DVI port as HDMI */
+        if ((dev->pdev->device == 0x7941) &&
+            (dev->pdev->subsystem_vendor == 0x1849) &&
+            (dev->pdev->subsystem_device == 0x7941)) {
+                if ((*connector_type == DRM_MODE_CONNECTOR_HDMIA) &&
+                    (supported_device == ATOM_DEVICE_DFP3_SUPPORT))
+                        *connector_type = DRM_MODE_CONNECTOR_DVID;
+        }
        /* a-bit f-i90hd - ciaranm on #radeonhd - this board has no DVI */
        if ((dev->pdev->device == 0x7941) &&
            (dev->pdev->subsystem_vendor == 0x147b) &&
diff --git a/drivers/gpu/drm/radeon/radeon_connectors.c b/drivers/gpu/drm/radeon/radeon_connectors.c
index 238188540017..65f81942f399 100644
--- a/drivers/gpu/drm/radeon/radeon_connectors.c
+++ b/drivers/gpu/drm/radeon/radeon_connectors.c
@@ -780,7 +780,7 @@ static enum drm_connector_status radeon_dvi_detect(struct drm_connector *connect
                         * connected and the DVI port disconnected.  If the edid doesn't
                         * say HDMI, vice versa.
                         */
-                        if (radeon_connector->shared_ddc && connector_status_connected) {
+                        if (radeon_connector->shared_ddc && (ret == connector_status_connected)) {
                                struct drm_device *dev = connector->dev;
                                struct drm_connector *list_connector;
                                struct radeon_connector *list_radeon_connector;
@@ -1060,8 +1060,7 @@ radeon_add_atom_connector(struct drm_device *dev,
                        return;
                }
                if (radeon_connector->ddc_bus && i2c_bus->valid) {
-                        if (memcmp(&radeon_connector->ddc_bus->rec, i2c_bus,
+                        if (radeon_connector->ddc_bus->rec.i2c_id == i2c_bus->i2c_id) {
-                                    sizeof(struct radeon_i2c_bus_rec)) == 0) {
                                radeon_connector->shared_ddc = true;
                                shared_ddc = true;
                        }
diff --git a/drivers/gpu/drm/radeon/radeon_cs.c b/drivers/gpu/drm/radeon/radeon_cs.c
index 1190148cf5e6..e9d085021c1f 100644
--- a/drivers/gpu/drm/radeon/radeon_cs.c
+++ b/drivers/gpu/drm/radeon/radeon_cs.c
@@ -86,7 +86,7 @@ int radeon_cs_parser_relocs(struct radeon_cs_parser *p)
                                                &p->validated);
                }
        }
-        return radeon_bo_list_validate(&p->validated, p->ib->fence);
+        return radeon_bo_list_validate(&p->validated);
 }
 int radeon_cs_parser_init(struct radeon_cs_parser *p, void *data)
@@ -189,12 +189,10 @@ static void radeon_cs_parser_fini(struct radeon_cs_parser *parser, int error)
 {
        unsigned i;
-        if (error && parser->ib) {
+        if (!error && parser->ib) {
-                radeon_bo_list_unvalidate(&parser->validated,
+                radeon_bo_list_fence(&parser->validated, parser->ib->fence);
-                                                parser->ib->fence);
-        } else {
-                radeon_bo_list_unreserve(&parser->validated);
        }
+        radeon_bo_list_unreserve(&parser->validated);
        for (i = 0; i < parser->nrelocs; i++) {
                if (parser->relocs[i].gobj) {
                        mutex_lock(&parser->rdev->ddev->struct_mutex);
diff --git a/drivers/gpu/drm/radeon/radeon_drv.h b/drivers/gpu/drm/radeon/radeon_drv.h
index e13785282a82..c57ad606504d 100644
--- a/drivers/gpu/drm/radeon/radeon_drv.h
+++ b/drivers/gpu/drm/radeon/radeon_drv.h
@@ -106,9 +106,10 @@
 * 1.29- R500 3D cmd buffer support
 * 1.30- Add support for occlusion queries
 * 1.31- Add support for num Z pipes from GET_PARAM
+ * 1.32- fixes for rv740 setup
 */
 #define DRIVER_MAJOR            1
-#define DRIVER_MINOR            31
+#define DRIVER_MINOR            32
 #define DRIVER_PATCHLEVEL       0
 enum radeon_cp_microcode_version {
diff --git a/drivers/gpu/drm/radeon/radeon_object.c b/drivers/gpu/drm/radeon/radeon_object.c
index d72a71bff218..f1da370928eb 100644
--- a/drivers/gpu/drm/radeon/radeon_object.c
+++ b/drivers/gpu/drm/radeon/radeon_object.c
@@ -306,11 +306,10 @@ void radeon_bo_list_unreserve(struct list_head *head)
        }
 }
-int radeon_bo_list_validate(struct list_head *head, void *fence)
+int radeon_bo_list_validate(struct list_head *head)
 {
        struct radeon_bo_list *lobj;
        struct radeon_bo *bo;
-        struct radeon_fence *old_fence = NULL;
        int r;
        r = radeon_bo_list_reserve(head);
@@ -334,32 +333,27 @@ int radeon_bo_list_validate(struct list_head *head, void *fence)
                }
                lobj->gpu_offset = radeon_bo_gpu_offset(bo);
                lobj->tiling_flags = bo->tiling_flags;
-                if (fence) {
-                        old_fence = (struct radeon_fence *)bo->tbo.sync_obj;
-                        bo->tbo.sync_obj = radeon_fence_ref(fence);
-                        bo->tbo.sync_obj_arg = NULL;
-                }
-                if (old_fence) {
-                        radeon_fence_unref(&old_fence);
-                }
        }
        return 0;
 }
-void radeon_bo_list_unvalidate(struct list_head *head, void *fence)
+void radeon_bo_list_fence(struct list_head *head, void *fence)
 {
        struct radeon_bo_list *lobj;
-        struct radeon_fence *old_fence;
+        struct radeon_bo *bo;
+        struct radeon_fence *old_fence = NULL;
-        if (fence)
-                list_for_each_entry(lobj, head, list) {
+        list_for_each_entry(lobj, head, list) {
-                        old_fence = to_radeon_fence(lobj->bo->tbo.sync_obj);
+                bo = lobj->bo;
-                        if (old_fence == fence) {
+                spin_lock(&bo->tbo.lock);
-                                lobj->bo->tbo.sync_obj = NULL;
+                old_fence = (struct radeon_fence *)bo->tbo.sync_obj;
-                                radeon_fence_unref(&old_fence);
+                bo->tbo.sync_obj = radeon_fence_ref(fence);
-                        }
+                bo->tbo.sync_obj_arg = NULL;
+                spin_unlock(&bo->tbo.lock);
+                if (old_fence) {
+                        radeon_fence_unref(&old_fence);
                }
-        radeon_bo_list_unreserve(head);
+        }
 }
 int radeon_bo_fbdev_mmap(struct radeon_bo *bo,
diff --git a/drivers/gpu/drm/radeon/radeon_object.h b/drivers/gpu/drm/radeon/radeon_object.h
index a02f18011ad1..7ab43de1e244 100644
--- a/drivers/gpu/drm/radeon/radeon_object.h
+++ b/drivers/gpu/drm/radeon/radeon_object.h
@@ -156,8 +156,8 @@ extern void radeon_bo_list_add_object(struct radeon_bo_list *lobj,
                                struct list_head *head);
 extern int radeon_bo_list_reserve(struct list_head *head);
 extern void radeon_bo_list_unreserve(struct list_head *head);
-extern int radeon_bo_list_validate(struct list_head *head, void *fence);
+extern int radeon_bo_list_validate(struct list_head *head);
-extern void radeon_bo_list_unvalidate(struct list_head *head, void *fence);
+extern void radeon_bo_list_fence(struct list_head *head, void *fence);
 extern int radeon_bo_fbdev_mmap(struct radeon_bo *bo,
                                struct vm_area_struct *vma);
 extern int radeon_bo_set_tiling_flags(struct radeon_bo *bo,
diff --git a/drivers/gpu/drm/radeon/radeon_ring.c b/drivers/gpu/drm/radeon/radeon_ring.c
index 4d12b2d17b4d..6579eb4c1f28 100644
--- a/drivers/gpu/drm/radeon/radeon_ring.c
+++ b/drivers/gpu/drm/radeon/radeon_ring.c
@@ -41,68 +41,55 @@ int radeon_ib_get(struct radeon_device *rdev, struct radeon_ib **ib)
 {
        struct radeon_fence *fence;
        struct radeon_ib *nib;
-        unsigned long i;
+        int r = 0, i, c;
-        int r = 0;
        *ib = NULL;
        r = radeon_fence_create(rdev, &fence);
        if (r) {
-                DRM_ERROR("failed to create fence for new IB\n");
+                dev_err(rdev->dev, "failed to create fence for new IB\n");
                return r;
        }
        mutex_lock(&rdev->ib_pool.mutex);
-        i = find_first_zero_bit(rdev->ib_pool.alloc_bm, RADEON_IB_POOL_SIZE);
+        for (i = rdev->ib_pool.head_id, c = 0, nib = NULL; c < RADEON_IB_POOL_SIZE; c++, i++) {
-        if (i < RADEON_IB_POOL_SIZE) {
+                i &= (RADEON_IB_POOL_SIZE - 1);
-                set_bit(i, rdev->ib_pool.alloc_bm);
+                if (rdev->ib_pool.ibs[i].free) {
-                rdev->ib_pool.ibs[i].length_dw = 0;
+                        nib = &rdev->ib_pool.ibs[i];
-                *ib = &rdev->ib_pool.ibs[i];
+                        break;
-                mutex_unlock(&rdev->ib_pool.mutex);
+                }
-                goto out;
        }
-        if (list_empty(&rdev->ib_pool.scheduled_ibs)) {
+        if (nib == NULL) {
-                /* we go do nothings here */
+                /* This should never happen, it means we allocated all
+                 * IB and haven't scheduled one yet, return EBUSY to
+                 * userspace hoping that on ioctl recall we get better
+                 * luck
+                 */
+                dev_err(rdev->dev, "no free indirect buffer !\n");
                mutex_unlock(&rdev->ib_pool.mutex);
-                DRM_ERROR("all IB allocated none scheduled.\n");
+                radeon_fence_unref(&fence);
-                r = -EINVAL;
+                return -EBUSY;
-                goto out;
        }
-        /* get the first ib on the scheduled list */
+        rdev->ib_pool.head_id = (nib->idx + 1) & (RADEON_IB_POOL_SIZE - 1);
-        nib = list_entry(rdev->ib_pool.scheduled_ibs.next,
+        nib->free = false;
-                         struct radeon_ib, list);
+        if (nib->fence) {
-        if (nib->fence == NULL) {
-                /* we go do nothings here */
                mutex_unlock(&rdev->ib_pool.mutex);
-                DRM_ERROR("IB %lu scheduled without a fence.\n", nib->idx);
+                r = radeon_fence_wait(nib->fence, false);
-                r = -EINVAL;
+                if (r) {
-                goto out;
+                        dev_err(rdev->dev, "error waiting fence of IB(%u:0x%016lX:%u)\n",
-        }
+                                nib->idx, (unsigned long)nib->gpu_addr, nib->length_dw);
-        mutex_unlock(&rdev->ib_pool.mutex);
+                        mutex_lock(&rdev->ib_pool.mutex);
+                        nib->free = true;
-        r = radeon_fence_wait(nib->fence, false);
+                        mutex_unlock(&rdev->ib_pool.mutex);
-        if (r) {
+                        radeon_fence_unref(&fence);
-                DRM_ERROR("radeon: IB(%lu:0x%016lX:%u)\n", nib->idx,
+                        return r;
-                          (unsigned long)nib->gpu_addr, nib->length_dw);
+                }
-                DRM_ERROR("radeon: GPU lockup detected, fail to get a IB\n");
+                mutex_lock(&rdev->ib_pool.mutex);
-                goto out;
        }
        radeon_fence_unref(&nib->fence);
+        nib->fence = fence;
        nib->length_dw = 0;
-        /* scheduled list is accessed here */
-        mutex_lock(&rdev->ib_pool.mutex);
-        list_del(&nib->list);
-        INIT_LIST_HEAD(&nib->list);
        mutex_unlock(&rdev->ib_pool.mutex);
        *ib = nib;
-out:
+        return 0;
-        if (r) {
-                radeon_fence_unref(&fence);
-        } else {
-                (*ib)->fence = fence;
-        }
-        return r;
 }
 void radeon_ib_free(struct radeon_device *rdev, struct radeon_ib **ib)
@@ -113,19 +100,10 @@ void radeon_ib_free(struct radeon_device *rdev, struct radeon_ib **ib)
        if (tmp == NULL) {
                return;
        }
-        mutex_lock(&rdev->ib_pool.mutex);
+        if (!tmp->fence->emited)
-        if (!list_empty(&tmp->list) && !radeon_fence_signaled(tmp->fence)) {
-                /* IB is scheduled & not signaled don't do anythings */
-                mutex_unlock(&rdev->ib_pool.mutex);
-                return;
-        }
-        list_del(&tmp->list);
-        INIT_LIST_HEAD(&tmp->list);
-        if (tmp->fence)
                radeon_fence_unref(&tmp->fence);
+        mutex_lock(&rdev->ib_pool.mutex);
-        tmp->length_dw = 0;
+        tmp->free = true;
-        clear_bit(tmp->idx, rdev->ib_pool.alloc_bm);
        mutex_unlock(&rdev->ib_pool.mutex);
 }
@@ -135,7 +113,7 @@ int radeon_ib_schedule(struct radeon_device *rdev, struct radeon_ib *ib)
        if (!ib->length_dw || !rdev->cp.ready) {
                /* TODO: Nothings in the ib we should report. */
-                DRM_ERROR("radeon: couldn't schedule IB(%lu).\n", ib->idx);
+                DRM_ERROR("radeon: couldn't schedule IB(%u).\n", ib->idx);
                return -EINVAL;
        }
@@ -148,7 +126,8 @@ int radeon_ib_schedule(struct radeon_device *rdev, struct radeon_ib *ib)
        radeon_ring_ib_execute(rdev, ib);
        radeon_fence_emit(rdev, ib->fence);
        mutex_lock(&rdev->ib_pool.mutex);
-        list_add_tail(&ib->list, &rdev->ib_pool.scheduled_ibs);
+        /* once scheduled IB is considered free and protected by the fence */
+        ib->free = true;
        mutex_unlock(&rdev->ib_pool.mutex);
        radeon_ring_unlock_commit(rdev);
        return 0;
@@ -164,7 +143,6 @@ int radeon_ib_pool_init(struct radeon_device *rdev)
        if (rdev->ib_pool.robj)
                return 0;
        /* Allocate 1M object buffer */
-        INIT_LIST_HEAD(&rdev->ib_pool.scheduled_ibs);
        r = radeon_bo_create(rdev, NULL,  RADEON_IB_POOL_SIZE*64*1024,
                                true, RADEON_GEM_DOMAIN_GTT,
                                &rdev->ib_pool.robj);
@@ -195,9 +173,9 @@ int radeon_ib_pool_init(struct radeon_device *rdev)
                rdev->ib_pool.ibs[i].ptr = ptr + offset;
                rdev->ib_pool.ibs[i].idx = i;
                rdev->ib_pool.ibs[i].length_dw = 0;
-                INIT_LIST_HEAD(&rdev->ib_pool.ibs[i].list);
+                rdev->ib_pool.ibs[i].free = true;
        }
-        bitmap_zero(rdev->ib_pool.alloc_bm, RADEON_IB_POOL_SIZE);
+        rdev->ib_pool.head_id = 0;
        rdev->ib_pool.ready = true;
        DRM_INFO("radeon: ib pool ready.\n");
        if (radeon_debugfs_ib_init(rdev)) {
@@ -214,7 +192,6 @@ void radeon_ib_pool_fini(struct radeon_device *rdev)
                return;
        }
        mutex_lock(&rdev->ib_pool.mutex);
-        bitmap_zero(rdev->ib_pool.alloc_bm, RADEON_IB_POOL_SIZE);
        if (rdev->ib_pool.robj) {
                r = radeon_bo_reserve(rdev->ib_pool.robj, false);
                if (likely(r == 0)) {
@@ -363,7 +340,7 @@ static int radeon_debugfs_ib_info(struct seq_file *m, void *data)
        if (ib == NULL) {
                return 0;
        }
-        seq_printf(m, "IB %04lu\n", ib->idx);
+        seq_printf(m, "IB %04u\n", ib->idx);
        seq_printf(m, "IB fence %p\n", ib->fence);
        seq_printf(m, "IB size %05u dwords\n", ib->length_dw);
        for (i = 0; i < ib->length_dw; i++) {
diff --git a/drivers/gpu/drm/radeon/rv770.c b/drivers/gpu/drm/radeon/rv770.c
index 5943d561fd1e..03021674d097 100644
--- a/drivers/gpu/drm/radeon/rv770.c
+++ b/drivers/gpu/drm/radeon/rv770.c
@@ -549,9 +549,12 @@ static void rv770_gpu_init(struct radeon_device *rdev)
        gb_tiling_config |= BANK_SWAPS(1);
-        backend_map = r700_get_tile_pipe_to_backend_map(rdev->config.rv770.max_tile_pipes,
+        if (rdev->family == CHIP_RV740)
-                                                        rdev->config.rv770.max_backends,
+                backend_map = 0x28;
-                                                        (0xff << rdev->config.rv770.max_backends) & 0xff);
+        else
+                backend_map = r700_get_tile_pipe_to_backend_map(rdev->config.rv770.max_tile_pipes,
+                                                                rdev->config.rv770.max_backends,
+                                                                (0xff << rdev->config.rv770.max_backends) & 0xff);
        gb_tiling_config |= BACKEND_MAP(backend_map);
        cc_gc_shader_pipe_config =
diff --git a/drivers/gpu/drm/ttm/ttm_tt.c b/drivers/gpu/drm/ttm/ttm_tt.c
index e2123af7775a..3d47a2c12322 100644
--- a/drivers/gpu/drm/ttm/ttm_tt.c
+++ b/drivers/gpu/drm/ttm/ttm_tt.c
@@ -196,14 +196,15 @@ EXPORT_SYMBOL(ttm_tt_populate);
 #ifdef CONFIG_X86
 static inline int ttm_tt_set_page_caching(struct page *p,
-                                          enum ttm_caching_state c_state)
+                                          enum ttm_caching_state c_old,
+                                          enum ttm_caching_state c_new)
 {
        int ret = 0;
        if (PageHighMem(p))
                return 0;
-        if (get_page_memtype(p) != -1) {
+        if (c_old != tt_cached) {
                /* p isn't in the default caching state, set it to
                 * writeback first to free its current memtype. */
@@ -212,16 +213,17 @@ static inline int ttm_tt_set_page_caching(struct page *p,
                        return ret;
        }
-        if (c_state == tt_wc)
+        if (c_new == tt_wc)
                ret = set_memory_wc((unsigned long) page_address(p), 1);
-        else if (c_state == tt_uncached)
+        else if (c_new == tt_uncached)
                ret = set_pages_uc(p, 1);
        return ret;
 }
 #else /* CONFIG_X86 */
 static inline int ttm_tt_set_page_caching(struct page *p,
-                                          enum ttm_caching_state c_state)
+                                          enum ttm_caching_state c_old,
+                                          enum ttm_caching_state c_new)
 {
        return 0;
 }
@@ -254,7 +256,9 @@ static int ttm_tt_set_caching(struct ttm_tt *ttm,
        for (i = 0; i < ttm->num_pages; ++i) {
                cur_page = ttm->pages[i];
                if (likely(cur_page != NULL)) {
-                        ret = ttm_tt_set_page_caching(cur_page, c_state);
+                        ret = ttm_tt_set_page_caching(cur_page,
+                                                      ttm->caching_state,
+                                                      c_state);
                        if (unlikely(ret != 0))
                                goto out_err;
                }
@@ -268,7 +272,7 @@ out_err:
        for (j = 0; j < i; ++j) {
                cur_page = ttm->pages[j];
                if (likely(cur_page != NULL)) {
-                        (void)ttm_tt_set_page_caching(cur_page,
+                        (void)ttm_tt_set_page_caching(cur_page, c_state,
                                                      ttm->caching_state);
                }
        }
diff --git a/drivers/gpu/drm/vmwgfx/vmwgfx_drv.c b/drivers/gpu/drm/vmwgfx/vmwgfx_drv.c
index a6e8f687fa64..0c9c0811f42d 100644
--- a/drivers/gpu/drm/vmwgfx/vmwgfx_drv.c
+++ b/drivers/gpu/drm/vmwgfx/vmwgfx_drv.c
@@ -348,22 +348,19 @@ static int vmw_driver_load(struct drm_device *dev, unsigned long chipset)
                 */
                DRM_INFO("It appears like vesafb is loaded. "
-                         "Ignore above error if any. Entering stealth mode.\n");
+                         "Ignore above error if any.\n");
                ret = pci_request_region(dev->pdev, 2, "vmwgfx stealth probe");
                if (unlikely(ret != 0)) {
                        DRM_ERROR("Failed reserving the SVGA MMIO resource.\n");
                        goto out_no_device;
                }
-                vmw_kms_init(dev_priv);
-                vmw_overlay_init(dev_priv);
-        } else {
-                ret = vmw_request_device(dev_priv);
-                if (unlikely(ret != 0))
-                        goto out_no_device;
-                vmw_kms_init(dev_priv);
-                vmw_overlay_init(dev_priv);
-                vmw_fb_init(dev_priv);
        }
+        ret = vmw_request_device(dev_priv);
+        if (unlikely(ret != 0))
+                goto out_no_device;
+        vmw_kms_init(dev_priv);
+        vmw_overlay_init(dev_priv);
+        vmw_fb_init(dev_priv);
        dev_priv->pm_nb.notifier_call = vmwgfx_pm_notifier;
        register_pm_notifier(&dev_priv->pm_nb);
@@ -406,17 +403,15 @@ static int vmw_driver_unload(struct drm_device *dev)
        unregister_pm_notifier(&dev_priv->pm_nb);
-        if (!dev_priv->stealth) {
+        vmw_fb_close(dev_priv);
-                vmw_fb_close(dev_priv);
+        vmw_kms_close(dev_priv);
-                vmw_kms_close(dev_priv);
+        vmw_overlay_close(dev_priv);
-                vmw_overlay_close(dev_priv);
+        vmw_release_device(dev_priv);
-                vmw_release_device(dev_priv);
+        if (dev_priv->stealth)
-                pci_release_regions(dev->pdev);
-        } else {
-                vmw_kms_close(dev_priv);
-                vmw_overlay_close(dev_priv);
                pci_release_region(dev->pdev, 2);
-        }
+        else
+                pci_release_regions(dev->pdev);
        if (dev_priv->capabilities & SVGA_CAP_IRQMASK)
                drm_irq_uninstall(dev_priv->dev);
        if (dev->devname == vmw_devname)
@@ -585,11 +580,6 @@ static int vmw_master_set(struct drm_device *dev,
        int ret = 0;
        DRM_INFO("Master set.\n");
-        if (dev_priv->stealth) {
-                ret = vmw_request_device(dev_priv);
-                if (unlikely(ret != 0))
-                        return ret;
-        }
        if (active) {
                BUG_ON(active != &dev_priv->fbdev_master);
@@ -649,18 +639,11 @@ static void vmw_master_drop(struct drm_device *dev,
        ttm_lock_set_kill(&vmaster->lock, true, SIGTERM);
-        if (dev_priv->stealth) {
-                ret = ttm_bo_evict_mm(&dev_priv->bdev, TTM_PL_VRAM);
-                if (unlikely(ret != 0))
-                        DRM_ERROR("Unable to clean VRAM on master drop.\n");
-                vmw_release_device(dev_priv);
-        }
        dev_priv->active_master = &dev_priv->fbdev_master;
        ttm_lock_set_kill(&dev_priv->fbdev_master.lock, false, SIGTERM);
        ttm_vt_unlock(&dev_priv->fbdev_master.lock);
-        if (!dev_priv->stealth)
+        vmw_fb_on(dev_priv);
-                vmw_fb_on(dev_priv);
 }
diff --git a/drivers/gpu/drm/vmwgfx/vmwgfx_execbuf.c b/drivers/gpu/drm/vmwgfx/vmwgfx_execbuf.c
index d69caf92ffe7..0897359b3e4e 100644
--- a/drivers/gpu/drm/vmwgfx/vmwgfx_execbuf.c
+++ b/drivers/gpu/drm/vmwgfx/vmwgfx_execbuf.c
@@ -182,25 +182,19 @@ static int vmw_cmd_present_check(struct vmw_private *dev_priv,
        return vmw_cmd_sid_check(dev_priv, sw_context, &cmd->body.sid);
 }
-static int vmw_cmd_dma(struct vmw_private *dev_priv,
+static int vmw_translate_guest_ptr(struct vmw_private *dev_priv,
-                       struct vmw_sw_context *sw_context,
+                                   struct vmw_sw_context *sw_context,
-                       SVGA3dCmdHeader *header)
+                                   SVGAGuestPtr *ptr,
+                                   struct vmw_dma_buffer **vmw_bo_p)
 {
-        uint32_t handle;
        struct vmw_dma_buffer *vmw_bo = NULL;
        struct ttm_buffer_object *bo;
-        struct vmw_surface *srf = NULL;
+        uint32_t handle = ptr->gmrId;
-        struct vmw_dma_cmd {
-                SVGA3dCmdHeader header;
-                SVGA3dCmdSurfaceDMA dma;
-        } *cmd;
        struct vmw_relocation *reloc;
-        int ret;
        uint32_t cur_validate_node;
        struct ttm_validate_buffer *val_buf;
+        int ret;
-        cmd = container_of(header, struct vmw_dma_cmd, header);
-        handle = cmd->dma.guest.ptr.gmrId;
        ret = vmw_user_dmabuf_lookup(sw_context->tfile, handle, &vmw_bo);
        if (unlikely(ret != 0)) {
                DRM_ERROR("Could not find or use GMR region.\n");
@@ -209,14 +203,14 @@ static int vmw_cmd_dma(struct vmw_private *dev_priv,
        bo = &vmw_bo->base;
        if (unlikely(sw_context->cur_reloc >= VMWGFX_MAX_RELOCATIONS)) {
-                DRM_ERROR("Max number of DMA commands per submission"
+                DRM_ERROR("Max number relocations per submission"
                          " exceeded\n");
                ret = -EINVAL;
                goto out_no_reloc;
        }
        reloc = &sw_context->relocs[sw_context->cur_reloc++];
-        reloc->location = &cmd->dma.guest.ptr;
+        reloc->location = ptr;
        cur_validate_node = vmw_dmabuf_validate_node(bo, sw_context->cur_val_buf);
        if (unlikely(cur_validate_node >= VMWGFX_MAX_GMRS)) {
@@ -234,7 +228,89 @@ static int vmw_cmd_dma(struct vmw_private *dev_priv,
                list_add_tail(&val_buf->head, &sw_context->validate_nodes);
                ++sw_context->cur_val_buf;
        }
+        *vmw_bo_p = vmw_bo;
+        return 0;
+out_no_reloc:
+        vmw_dmabuf_unreference(&vmw_bo);
+        vmw_bo_p = NULL;
+        return ret;
+}
+static int vmw_cmd_end_query(struct vmw_private *dev_priv,
+                             struct vmw_sw_context *sw_context,
+                             SVGA3dCmdHeader *header)
+{
+        struct vmw_dma_buffer *vmw_bo;
+        struct vmw_query_cmd {
+                SVGA3dCmdHeader header;
+                SVGA3dCmdEndQuery q;
+        } *cmd;
+        int ret;
+        cmd = container_of(header, struct vmw_query_cmd, header);
+        ret = vmw_cmd_cid_check(dev_priv, sw_context, header);
+        if (unlikely(ret != 0))
+                return ret;
+        ret = vmw_translate_guest_ptr(dev_priv, sw_context,
+                                      &cmd->q.guestResult,
+                                      &vmw_bo);
+        if (unlikely(ret != 0))
+                return ret;
+        vmw_dmabuf_unreference(&vmw_bo);
+        return 0;
+}
+static int vmw_cmd_wait_query(struct vmw_private *dev_priv,
+                              struct vmw_sw_context *sw_context,
+                              SVGA3dCmdHeader *header)
+{
+        struct vmw_dma_buffer *vmw_bo;
+        struct vmw_query_cmd {
+                SVGA3dCmdHeader header;
+                SVGA3dCmdWaitForQuery q;
+        } *cmd;
+        int ret;
+        cmd = container_of(header, struct vmw_query_cmd, header);
+        ret = vmw_cmd_cid_check(dev_priv, sw_context, header);
+        if (unlikely(ret != 0))
+                return ret;
+        ret = vmw_translate_guest_ptr(dev_priv, sw_context,
+                                      &cmd->q.guestResult,
+                                      &vmw_bo);
+        if (unlikely(ret != 0))
+                return ret;
+        vmw_dmabuf_unreference(&vmw_bo);
+        return 0;
+}
+static int vmw_cmd_dma(struct vmw_private *dev_priv,
+                       struct vmw_sw_context *sw_context,
+                       SVGA3dCmdHeader *header)
+{
+        struct vmw_dma_buffer *vmw_bo = NULL;
+        struct ttm_buffer_object *bo;
+        struct vmw_surface *srf = NULL;
+        struct vmw_dma_cmd {
+                SVGA3dCmdHeader header;
+                SVGA3dCmdSurfaceDMA dma;
+        } *cmd;
+        int ret;
+        cmd = container_of(header, struct vmw_dma_cmd, header);
+        ret = vmw_translate_guest_ptr(dev_priv, sw_context,
+                                      &cmd->dma.guest.ptr,
+                                      &vmw_bo);
+        if (unlikely(ret != 0))
+                return ret;
+        bo = &vmw_bo->base;
        ret = vmw_user_surface_lookup_handle(dev_priv, sw_context->tfile,
                                             cmd->dma.host.sid, &srf);
        if (ret) {
@@ -379,8 +455,8 @@ static vmw_cmd_func vmw_cmd_funcs[SVGA_3D_CMD_MAX] = {
        VMW_CMD_DEF(SVGA_3D_CMD_DRAW_PRIMITIVES, &vmw_cmd_draw),
        VMW_CMD_DEF(SVGA_3D_CMD_SETSCISSORRECT, &vmw_cmd_cid_check),
        VMW_CMD_DEF(SVGA_3D_CMD_BEGIN_QUERY, &vmw_cmd_cid_check),
-        VMW_CMD_DEF(SVGA_3D_CMD_END_QUERY, &vmw_cmd_cid_check),
+        VMW_CMD_DEF(SVGA_3D_CMD_END_QUERY, &vmw_cmd_end_query),
-        VMW_CMD_DEF(SVGA_3D_CMD_WAIT_FOR_QUERY, &vmw_cmd_cid_check),
+        VMW_CMD_DEF(SVGA_3D_CMD_WAIT_FOR_QUERY, &vmw_cmd_wait_query),
        VMW_CMD_DEF(SVGA_3D_CMD_PRESENT_READBACK, &vmw_cmd_ok),
        VMW_CMD_DEF(SVGA_3D_CMD_BLIT_SURFACE_TO_SCREEN,
                    &vmw_cmd_blt_surf_screen_check)
diff --git a/drivers/gpu/drm/vmwgfx/vmwgfx_fb.c b/drivers/gpu/drm/vmwgfx/vmwgfx_fb.c
index 4f4f6432be8b..a93367041cdc 100644
--- a/drivers/gpu/drm/vmwgfx/vmwgfx_fb.c
+++ b/drivers/gpu/drm/vmwgfx/vmwgfx_fb.c
@@ -559,6 +559,9 @@ int vmw_fb_init(struct vmw_private *vmw_priv)
        info->pixmap.scan_align = 1;
 #endif
+        info->aperture_base = vmw_priv->vram_start;
+        info->aperture_size = vmw_priv->vram_size;
        /*
         * Dirty & Deferred IO
         */
diff --git a/drivers/gpu/vga/vgaarb.c b/drivers/gpu/vga/vgaarb.c
index 24b56dc54597..2f6cf69ecb39 100644
--- a/drivers/gpu/vga/vgaarb.c
+++ b/drivers/gpu/vga/vgaarb.c
@@ -961,7 +961,7 @@ static ssize_t vga_arb_write(struct file *file, const char __user * buf,
                remaining -= 7;
                pr_devel("client 0x%p called 'target'\n", priv);
                /* if target is default */
-                if (!strncmp(kbuf, "default", 7))
+                if (!strncmp(curr_pos, "default", 7))
                        pdev = pci_dev_get(vga_default_device());
                else {
                        if (!vga_pci_str_to_vars(curr_pos, remaining,
diff --git a/drivers/input/input-polldev.c b/drivers/input/input-polldev.c
index aa6713b4a988..291d9393d359 100644
--- a/drivers/input/input-polldev.c
+++ b/drivers/input/input-polldev.c
@@ -100,6 +100,12 @@ static void input_close_polled_device(struct input_dev *input)
        struct input_polled_dev *dev = input_get_drvdata(input);
        cancel_delayed_work_sync(&dev->work);
+        /*
+         * Clean up work struct to remove references to the workqueue.
+         * It may be destroyed by the next call. This causes problems
+         * at next device open-close in case of poll_interval == 0.
+         */
+        INIT_DELAYED_WORK(&dev->work, dev->work.work.func);
        input_polldev_stop_workqueue();
        if (dev->close)
diff --git a/drivers/input/serio/i8042.c b/drivers/input/serio/i8042.c
index d84a36e545f6..b54aee7cd9e3 100644
--- a/drivers/input/serio/i8042.c
+++ b/drivers/input/serio/i8042.c
@@ -1161,9 +1161,17 @@ static int i8042_pm_restore(struct device *dev)
        return 0;
 }
+static int i8042_pm_thaw(struct device *dev)
+{
+        i8042_interrupt(0, NULL);
+        return 0;
+}
 static const struct dev_pm_ops i8042_pm_ops = {
        .suspend        = i8042_pm_reset,
        .resume         = i8042_pm_restore,
+        .thaw           = i8042_pm_thaw,
        .poweroff       = i8042_pm_reset,
        .restore        = i8042_pm_restore,
 };
diff --git a/drivers/input/touchscreen/usbtouchscreen.c b/drivers/input/touchscreen/usbtouchscreen.c
index 09a5e7341bd5..5256123a5228 100644
--- a/drivers/input/touchscreen/usbtouchscreen.c
+++ b/drivers/input/touchscreen/usbtouchscreen.c
@@ -618,8 +618,8 @@ static int idealtek_read_data(struct usbtouch_usb *dev, unsigned char *pkt)
 #ifdef CONFIG_TOUCHSCREEN_USB_GENERAL_TOUCH
 static int general_touch_read_data(struct usbtouch_usb *dev, unsigned char *pkt)
 {
-        dev->x = ((pkt[2] & 0x0F) << 8) | pkt[1] ;
+        dev->x = (pkt[2] << 8) | pkt[1];
-        dev->y = ((pkt[4] & 0x0F) << 8) | pkt[3] ;
+        dev->y = (pkt[4] << 8) | pkt[3];
        dev->press = pkt[5] & 0xff;
        dev->touch = pkt[0] & 0x01;
@@ -809,9 +809,9 @@ static struct usbtouch_device_info usbtouch_dev_info[] = {
 #ifdef CONFIG_TOUCHSCREEN_USB_GENERAL_TOUCH
        [DEVTYPE_GENERAL_TOUCH] = {
                .min_xc         = 0x0,
-                .max_xc         = 0x0500,
+                .max_xc         = 0x7fff,
                .min_yc         = 0x0,
-                .max_yc         = 0x0500,
+                .max_yc         = 0x7fff,
                .rept_size      = 7,
                .read_data      = general_touch_read_data,
        },
diff --git a/drivers/media/dvb/dvb-usb/Kconfig b/drivers/media/dvb/dvb-usb/Kconfig
index 1b249897c9fb..465295b1d14b 100644
--- a/drivers/media/dvb/dvb-usb/Kconfig
+++ b/drivers/media/dvb/dvb-usb/Kconfig
@@ -112,11 +112,13 @@ config DVB_USB_CXUSB
        select DVB_MT352 if !DVB_FE_CUSTOMISE
        select DVB_ZL10353 if !DVB_FE_CUSTOMISE
        select DVB_DIB7000P if !DVB_FE_CUSTOMISE
-        select DVB_LGS8GL5 if !DVB_FE_CUSTOMISE
        select DVB_TUNER_DIB0070 if !DVB_FE_CUSTOMISE
+        select DVB_ATBM8830 if !DVB_FE_CUSTOMISE
+        select DVB_LGS8GXX if !DVB_FE_CUSTOMISE
        select MEDIA_TUNER_SIMPLE if !MEDIA_TUNER_CUSTOMISE
        select MEDIA_TUNER_XC2028 if !MEDIA_TUNER_CUSTOMISE
        select MEDIA_TUNER_MXL5005S if !MEDIA_TUNER_CUSTOMISE
+        select MEDIA_TUNER_MAX2165 if !MEDIA_TUNER_CUSTOMISE
        help
          Say Y here to support the Conexant USB2.0 hybrid reference design.
          Currently, only DVB and ATSC modes are supported, analog mode
diff --git a/drivers/media/dvb/frontends/l64781.c b/drivers/media/dvb/frontends/l64781.c
index 3051b64aa17c..445fa1068064 100644
--- a/drivers/media/dvb/frontends/l64781.c
+++ b/drivers/media/dvb/frontends/l64781.c
@@ -192,8 +192,8 @@ static int apply_frontend_param (struct dvb_frontend* fe, struct dvb_frontend_pa
        spi_bias *= qam_tab[p->constellation];
        spi_bias /= p->code_rate_HP + 1;
        spi_bias /= (guard_tab[p->guard_interval] + 32);
-        spi_bias *= 1000ULL;
+        spi_bias *= 1000;
-        spi_bias /= 1000ULL + ppm/1000;
+        spi_bias /= 1000 + ppm/1000;
        spi_bias *= p->code_rate_HP;
        val0x04 = (p->transmission_mode << 2) | p->guard_interval;
diff --git a/drivers/media/video/bt8xx/bttv-driver.c b/drivers/media/video/bt8xx/bttv-driver.c
index 3182a406bdd1..ae08b077fd04 100644
--- a/drivers/media/video/bt8xx/bttv-driver.c
+++ b/drivers/media/video/bt8xx/bttv-driver.c
@@ -4461,6 +4461,7 @@ static int __devinit bttv_probe(struct pci_dev *dev,
                request_modules(btv);
        }
+        init_bttv_i2c_ir(btv);
        bttv_input_init(btv);
        /* everything is fine */
diff --git a/drivers/media/video/bt8xx/bttv-i2c.c b/drivers/media/video/bt8xx/bttv-i2c.c
index 63aa31a041e8..407fa61e4cda 100644
--- a/drivers/media/video/bt8xx/bttv-i2c.c
+++ b/drivers/media/video/bt8xx/bttv-i2c.c
@@ -388,7 +388,12 @@ int __devinit init_bttv_i2c(struct bttv *btv)
        if (0 == btv->i2c_rc && i2c_scan)
                do_i2c_scan(btv->c.v4l2_dev.name, &btv->i2c_client);
-        /* Instantiate the IR receiver device, if present */
+        return btv->i2c_rc;
+}
+/* Instantiate the I2C IR receiver device, if present */
+void __devinit init_bttv_i2c_ir(struct bttv *btv)
+{
        if (0 == btv->i2c_rc) {
                struct i2c_board_info info;
                /* The external IR receiver is at i2c address 0x34 (0x35 for
@@ -408,7 +413,6 @@ int __devinit init_bttv_i2c(struct bttv *btv)
                strlcpy(info.type, "ir_video", I2C_NAME_SIZE);
                i2c_new_probed_device(&btv->c.i2c_adap, &info, addr_list);
        }
-        return btv->i2c_rc;
 }
 int __devexit fini_bttv_i2c(struct bttv *btv)
diff --git a/drivers/media/video/bt8xx/bttvp.h b/drivers/media/video/bt8xx/bttvp.h
index a1d0e9c9f286..6cccc2a17eee 100644
--- a/drivers/media/video/bt8xx/bttvp.h
+++ b/drivers/media/video/bt8xx/bttvp.h
@@ -279,6 +279,7 @@ extern unsigned int bttv_debug;
 extern unsigned int bttv_gpio;
 extern void bttv_gpio_tracking(struct bttv *btv, char *comment);
 extern int init_bttv_i2c(struct bttv *btv);
+extern void init_bttv_i2c_ir(struct bttv *btv);
 extern int fini_bttv_i2c(struct bttv *btv);
 #define bttv_printk if (bttv_verbose) printk
diff --git a/drivers/media/video/mt9t112.c b/drivers/media/video/mt9t112.c
index fc4dd6045720..7438f8d775ba 100644
--- a/drivers/media/video/mt9t112.c
+++ b/drivers/media/video/mt9t112.c
@@ -514,7 +514,7 @@ static int mt9t112_init_pll(const struct i2c_client *client)
        /* poll to verify out of standby. Must Poll this bit */
        for (i = 0; i < 100; i++) {
                mt9t112_reg_read(data, client, 0x0018);
-                if (0x4000 & data)
+                if (!(0x4000 & data))
                        break;
                mdelay(10);
diff --git a/drivers/media/video/pwc/pwc-ctrl.c b/drivers/media/video/pwc/pwc-ctrl.c
index 50b415e07eda..f7f7e04cf485 100644
--- a/drivers/media/video/pwc/pwc-ctrl.c
+++ b/drivers/media/video/pwc/pwc-ctrl.c
@@ -753,7 +753,7 @@ int pwc_set_shutter_speed(struct pwc_device *pdev, int mode, int value)
                buf[0] = 0xff; /* fixed */
        ret = send_control_msg(pdev,
-                SET_LUM_CTL, SHUTTER_MODE_FORMATTER, &buf, sizeof(buf));
+                SET_LUM_CTL, SHUTTER_MODE_FORMATTER, &buf, 1);
        if (!mode && ret >= 0) {
                if (value < 0)
diff --git a/drivers/pci/hotplug/acpiphp_glue.c b/drivers/pci/hotplug/acpiphp_glue.c
index 8e952fdab764..cb2fd01eddae 100644
--- a/drivers/pci/hotplug/acpiphp_glue.c
+++ b/drivers/pci/hotplug/acpiphp_glue.c
@@ -720,12 +720,6 @@ static int acpiphp_bus_add(struct acpiphp_func *func)
                        -ret_val);
                goto acpiphp_bus_add_out;
        }
-        /*
-         * try to start anyway.  We could have failed to add
-         * simply because this bus had previously been added
-         * on another add.  Don't bother with the return value
-         * we just keep going.
-         */
        ret_val = acpi_bus_start(device);
 acpiphp_bus_add_out:
diff --git a/drivers/platform/x86/acer-wmi.c b/drivers/platform/x86/acer-wmi.c
index 07d14dfdf0b4..226b3e93498c 100644
--- a/drivers/platform/x86/acer-wmi.c
+++ b/drivers/platform/x86/acer-wmi.c
@@ -934,7 +934,7 @@ static int __devinit acer_backlight_init(struct device *dev)
        acer_backlight_device = bd;
        bd->props.power = FB_BLANK_UNBLANK;
-        bd->props.brightness = max_brightness;
+        bd->props.brightness = read_brightness(bd);
        bd->props.max_brightness = max_brightness;
        backlight_update_status(bd);
        return 0;
diff --git a/drivers/platform/x86/thinkpad_acpi.c b/drivers/platform/x86/thinkpad_acpi.c
index e67e4feb35cb..eb603f1d55ca 100644
--- a/drivers/platform/x86/thinkpad_acpi.c
+++ b/drivers/platform/x86/thinkpad_acpi.c
@@ -5771,7 +5771,7 @@ static void thermal_exit(void)
        case TPACPI_THERMAL_ACPI_TMP07:
        case TPACPI_THERMAL_ACPI_UPDT:
                sysfs_remove_group(&tpacpi_sensors_pdev->dev.kobj,
-                                   &thermal_temp_input16_group);
+                                   &thermal_temp_input8_group);
                break;
        case TPACPI_THERMAL_NONE:
        default:
diff --git a/drivers/scsi/arm/fas216.c b/drivers/scsi/arm/fas216.c
index 477542602284..9e71ac611146 100644
--- a/drivers/scsi/arm/fas216.c
+++ b/drivers/scsi/arm/fas216.c
@@ -2516,7 +2516,7 @@ int fas216_eh_device_reset(struct scsi_cmnd *SCpnt)
                if (info->scsi.phase == PHASE_IDLE)
                        fas216_kick(info);
-                mod_timer(&info->eh_timer, 30 * HZ);
+                mod_timer(&info->eh_timer, jiffies + 30 * HZ);
                spin_unlock_irqrestore(&info->host_lock, flags);
                /*
diff --git a/drivers/scsi/fcoe/fcoe.c b/drivers/scsi/fcoe/fcoe.c
index 10be9f36a4cc..2f47ae7cce91 100644
--- a/drivers/scsi/fcoe/fcoe.c
+++ b/drivers/scsi/fcoe/fcoe.c
@@ -2009,6 +2009,8 @@ static int fcoe_destroy(const char *buffer, struct kernel_param *kp)
        fcoe_interface_cleanup(fcoe);
        rtnl_unlock();
        fcoe_if_destroy(fcoe->ctlr.lp);
+        module_put(THIS_MODULE);
 out_putdev:
        dev_put(netdev);
 out_nodev:
@@ -2059,6 +2061,11 @@ static int fcoe_create(const char *buffer, struct kernel_param *kp)
        }
 #endif
+        if (!try_module_get(THIS_MODULE)) {
+                rc = -EINVAL;
+                goto out_nomod;
+        }
        rtnl_lock();
        netdev = fcoe_if_to_netdev(buffer);
        if (!netdev) {
@@ -2099,17 +2106,24 @@ static int fcoe_create(const char *buffer, struct kernel_param *kp)
        if (!fcoe_link_ok(lport))
                fcoe_ctlr_link_up(&fcoe->ctlr);
-        rc = 0;
-out_free:
        /*
         * Release from init in fcoe_interface_create(), on success lport
         * should be holding a reference taken in fcoe_if_create().
         */
        fcoe_interface_put(fcoe);
+        dev_put(netdev);
+        rtnl_unlock();
+        mutex_unlock(&fcoe_config_mutex);
+        return 0;
+out_free:
+        fcoe_interface_put(fcoe);
 out_putdev:
        dev_put(netdev);
 out_nodev:
        rtnl_unlock();
+        module_put(THIS_MODULE);
+out_nomod:
        mutex_unlock(&fcoe_config_mutex);
        return rc;
 }
diff --git a/drivers/scsi/fcoe/libfcoe.c b/drivers/scsi/fcoe/libfcoe.c
index 9823291395ad..511cb6b371ee 100644
--- a/drivers/scsi/fcoe/libfcoe.c
+++ b/drivers/scsi/fcoe/libfcoe.c
@@ -1187,7 +1187,7 @@ static void fcoe_ctlr_timeout(unsigned long arg)
                        next_timer = fip->ctlr_ka_time;
                if (time_after_eq(jiffies, fip->port_ka_time)) {
-                        fip->port_ka_time += jiffies +
+                        fip->port_ka_time = jiffies +
                                msecs_to_jiffies(FIP_VN_KA_PERIOD);
                        fip->send_port_ka = 1;
                }
diff --git a/drivers/scsi/libfc/fc_exch.c b/drivers/scsi/libfc/fc_exch.c
index 19d711cb938c..7f4364770e4a 100644
--- a/drivers/scsi/libfc/fc_exch.c
+++ b/drivers/scsi/libfc/fc_exch.c
@@ -1890,7 +1890,7 @@ static struct fc_seq *fc_exch_seq_send(struct fc_lport *lport,
        fc_exch_setup_hdr(ep, fp, ep->f_ctl);
        sp->cnt++;
-        if (ep->xid <= lport->lro_xid)
+        if (ep->xid <= lport->lro_xid && fh->fh_r_ctl == FC_RCTL_DD_UNSOL_CMD)
                fc_fcp_ddp_setup(fr_fsp(fp), ep->xid);
        if (unlikely(lport->tt.frame_send(lport, fp)))
diff --git a/drivers/scsi/libfc/fc_fcp.c b/drivers/scsi/libfc/fc_fcp.c
index 881d5dfe8c74..6fde2fabfd9b 100644
--- a/drivers/scsi/libfc/fc_fcp.c
+++ b/drivers/scsi/libfc/fc_fcp.c
@@ -298,9 +298,6 @@ void fc_fcp_ddp_setup(struct fc_fcp_pkt *fsp, u16 xid)
 {
        struct fc_lport *lport;
-        if (!fsp)
-                return;
        lport = fsp->lp;
        if ((fsp->req_flags & FC_SRB_READ) &&
            (lport->lro_enabled) && (lport->tt.ddp_setup)) {
diff --git a/drivers/scsi/libfc/fc_lport.c b/drivers/scsi/libfc/fc_lport.c
index 0b165024a219..7ec8ce75007c 100644
--- a/drivers/scsi/libfc/fc_lport.c
+++ b/drivers/scsi/libfc/fc_lport.c
@@ -1800,7 +1800,8 @@ int fc_lport_bsg_request(struct fc_bsg_job *job)
        u32 did;
        job->reply->reply_payload_rcv_len = 0;
-        rsp->resid_len = job->reply_payload.payload_len;
+        if (rsp)
+                rsp->resid_len = job->reply_payload.payload_len;
        mutex_lock(&lport->lp_mutex);
diff --git a/drivers/scsi/libfc/fc_rport.c b/drivers/scsi/libfc/fc_rport.c
index 02300523b234..97923bb07765 100644
--- a/drivers/scsi/libfc/fc_rport.c
+++ b/drivers/scsi/libfc/fc_rport.c
@@ -623,7 +623,7 @@ static void fc_rport_plogi_resp(struct fc_seq *sp, struct fc_frame *fp,
                tov = ntohl(plp->fl_csp.sp_e_d_tov);
                if (ntohs(plp->fl_csp.sp_features) & FC_SP_FT_EDTR)
-                        tov /= 1000;
+                        tov /= 1000000;
                if (tov > rdata->e_d_tov)
                        rdata->e_d_tov = tov;
                csp_seq = ntohs(plp->fl_csp.sp_tot_seq);
diff --git a/drivers/scsi/libiscsi_tcp.c b/drivers/scsi/libiscsi_tcp.c
index db6856c138fc..4ad87fd74ddd 100644
--- a/drivers/scsi/libiscsi_tcp.c
+++ b/drivers/scsi/libiscsi_tcp.c
@@ -992,12 +992,10 @@ static struct iscsi_r2t_info *iscsi_tcp_get_curr_r2t(struct iscsi_task *task)
                if (r2t == NULL) {
                        if (kfifo_out(&tcp_task->r2tqueue,
                            (void *)&tcp_task->r2t, sizeof(void *)) !=
-                            sizeof(void *)) {
+                            sizeof(void *))
-                                WARN_ONCE(1, "unexpected fifo state");
                                r2t = NULL;
-                        }
+                        else
+                                r2t = tcp_task->r2t;
-                        r2t = tcp_task->r2t;
                }
                spin_unlock_bh(&session->lock);
        }
diff --git a/drivers/scsi/megaraid/megaraid_sas.c b/drivers/scsi/megaraid/megaraid_sas.c
index 708ea3157b60..d9b8ca5116bc 100644
--- a/drivers/scsi/megaraid/megaraid_sas.c
+++ b/drivers/scsi/megaraid/megaraid_sas.c
@@ -3781,6 +3781,7 @@ static int megasas_mgmt_compat_ioctl_fw(struct file *file, unsigned long arg)
            compat_alloc_user_space(sizeof(struct megasas_iocpacket));
        int i;
        int error = 0;
+        compat_uptr_t ptr;
        if (clear_user(ioc, sizeof(*ioc)))
                return -EFAULT;
@@ -3793,9 +3794,22 @@ static int megasas_mgmt_compat_ioctl_fw(struct file *file, unsigned long arg)
            copy_in_user(&ioc->sge_count, &cioc->sge_count, sizeof(u32)))
                return -EFAULT;
-        for (i = 0; i < MAX_IOCTL_SGE; i++) {
+        /*
-                compat_uptr_t ptr;
+         * The sense_ptr is used in megasas_mgmt_fw_ioctl only when
+         * sense_len is not null, so prepare the 64bit value under
+         * the same condition.
+         */
+        if (ioc->sense_len) {
+                void __user **sense_ioc_ptr =
+                        (void __user **)(ioc->frame.raw + ioc->sense_off);
+                compat_uptr_t *sense_cioc_ptr =
+                        (compat_uptr_t *)(cioc->frame.raw + cioc->sense_off);
+                if (get_user(ptr, sense_cioc_ptr) ||
+                    put_user(compat_ptr(ptr), sense_ioc_ptr))
+                        return -EFAULT;
+        }
+        for (i = 0; i < MAX_IOCTL_SGE; i++) {
                if (get_user(ptr, &cioc->sgl[i].iov_base) ||
                    put_user(compat_ptr(ptr), &ioc->sgl[i].iov_base) ||
                    copy_in_user(&ioc->sgl[i].iov_len,
diff --git a/drivers/video/efifb.c b/drivers/video/efifb.c
index eb12182b2059..d25df51bb0d2 100644
--- a/drivers/video/efifb.c
+++ b/drivers/video/efifb.c
@@ -161,8 +161,17 @@ static int efifb_setcolreg(unsigned regno, unsigned red, unsigned green,
        return 0;
 }
+static void efifb_destroy(struct fb_info *info)
+{
+        if (info->screen_base)
+                iounmap(info->screen_base);
+        release_mem_region(info->aperture_base, info->aperture_size);
+        framebuffer_release(info);
+}
 static struct fb_ops efifb_ops = {
        .owner          = THIS_MODULE,
+        .fb_destroy     = efifb_destroy,
        .fb_setcolreg   = efifb_setcolreg,
        .fb_fillrect    = cfb_fillrect,
        .fb_copyarea    = cfb_copyarea,
@@ -281,7 +290,7 @@ static int __init efifb_probe(struct platform_device *dev)
        info->par = NULL;
        info->aperture_base = efifb_fix.smem_start;
-        info->aperture_size = size_total;
+        info->aperture_size = size_remap;
        info->screen_base = ioremap(efifb_fix.smem_start, efifb_fix.smem_len);
        if (!info->screen_base) {
diff --git a/drivers/watchdog/bfin_wdt.c b/drivers/watchdog/bfin_wdt.c
index c7b3f9df2317..2159e668751c 100644
--- a/drivers/watchdog/bfin_wdt.c
+++ b/drivers/watchdog/bfin_wdt.c
@@ -1,9 +1,8 @@
 /*
 * Blackfin On-Chip Watchdog Driver
- *  Supports BF53[123]/BF53[467]/BF54[2489]/BF561
 *
 * Originally based on softdog.c
- * Copyright 2006-2007 Analog Devices Inc.
+ * Copyright 2006-2010 Analog Devices Inc.
 * Copyright 2006-2007 Michele d'Amico
 * Copyright 1996 Alan Cox <alan@lxorguk.ukuu.org.uk>
 *
@@ -137,13 +136,15 @@ static int bfin_wdt_running(void)
 */
 static int bfin_wdt_set_timeout(unsigned long t)
 {
-        u32 cnt;
+        u32 cnt, max_t, sclk;
        unsigned long flags;
-        stampit();
+        sclk = get_sclk();
+        max_t = -1 / sclk;
+        cnt = t * sclk;
+        stamp("maxtimeout=%us newtimeout=%lus (cnt=%#x)", max_t, t, cnt);
-        cnt = t * get_sclk();
+        if (t > max_t) {
-        if (cnt < get_sclk()) {
                printk(KERN_WARNING PFX "timeout value is too large\n");
                return -EINVAL;
        }
diff --git a/fs/cachefiles/namei.c b/fs/cachefiles/namei.c
index 14ac4806e291..eeb4986ea7db 100644
--- a/fs/cachefiles/namei.c
+++ b/fs/cachefiles/namei.c
@@ -348,7 +348,17 @@ int cachefiles_delete_object(struct cachefiles_cache *cache,
        dir = dget_parent(object->dentry);
        mutex_lock_nested(&dir->d_inode->i_mutex, I_MUTEX_PARENT);
-        ret = cachefiles_bury_object(cache, dir, object->dentry);
+        /* we need to check that our parent is _still_ our parent - it may have
+         * been renamed */
+        if (dir == object->dentry->d_parent) {
+                ret = cachefiles_bury_object(cache, dir, object->dentry);
+        } else {
+                /* it got moved, presumably by cachefilesd culling it, so it's
+                 * no longer in the key path and we can ignore it */
+                mutex_unlock(&dir->d_inode->i_mutex);
+                ret = 0;
+        }
        dput(dir);
        _leave(" = %d", ret);
diff --git a/fs/exec.c b/fs/exec.c
index e95c692ef0e4..cce6bbdbdbb1 100644
--- a/fs/exec.c
+++ b/fs/exec.c
@@ -637,7 +637,6 @@ int setup_arg_pages(struct linux_binprm *bprm,
         * will align it up.
         */
        rlim_stack = rlimit(RLIMIT_STACK) & PAGE_MASK;
-        rlim_stack = min(rlim_stack, stack_size);
 #ifdef CONFIG_STACK_GROWSUP
        if (stack_size + stack_expand > rlim_stack)
                stack_base = vma->vm_start + rlim_stack;
diff --git a/fs/namei.c b/fs/namei.c
index d62fdc875f22..a4855af776a8 100644
--- a/fs/namei.c
+++ b/fs/namei.c
@@ -823,6 +823,17 @@ fail:
 }
 /*
+ * This is a temporary kludge to deal with "automount" symlinks; proper
+ * solution is to trigger them on follow_mount(), so that do_lookup()
+ * would DTRT.  To be killed before 2.6.34-final.
+ */
+static inline int follow_on_final(struct inode *inode, unsigned lookup_flags)
+{
+        return inode && unlikely(inode->i_op->follow_link) &&
+                ((lookup_flags & LOOKUP_FOLLOW) || S_ISDIR(inode->i_mode));
+}
+/*
 * Name resolution.
 * This is the basic name resolution function, turning a pathname into
 * the final dentry. We expect 'base' to be positive and a directory.
@@ -942,8 +953,7 @@ last_component:
                if (err)
                        break;
                inode = next.dentry->d_inode;
-                if ((lookup_flags & LOOKUP_FOLLOW)
+                if (follow_on_final(inode, lookup_flags)) {
-                    && inode && inode->i_op->follow_link) {
                        err = do_follow_link(&next, nd);
                        if (err)
                                goto return_err;
diff --git a/fs/nfsd/vfs.c b/fs/nfsd/vfs.c
index 97d79eff6b7f..8715d194561a 100644
--- a/fs/nfsd/vfs.c
+++ b/fs/nfsd/vfs.c
@@ -752,7 +752,8 @@ nfsd_open(struct svc_rqst *rqstp, struct svc_fh *fhp, int type,
                            flags, current_cred());
        if (IS_ERR(*filp))
                host_err = PTR_ERR(*filp);
-        host_err = ima_file_check(*filp, access);
+        else
+                host_err = ima_file_check(*filp, access);
 out_nfserr:
        err = nfserrno(host_err);
 out:
diff --git a/fs/proc/base.c b/fs/proc/base.c
index e42bbd843ed1..58324c299165 100644
--- a/fs/proc/base.c
+++ b/fs/proc/base.c
@@ -2369,16 +2369,30 @@ static void *proc_self_follow_link(struct dentry *dentry, struct nameidata *nd)
 {
        struct pid_namespace *ns = dentry->d_sb->s_fs_info;
        pid_t tgid = task_tgid_nr_ns(current, ns);
-        char tmp[PROC_NUMBUF];
+        char *name = ERR_PTR(-ENOENT);
-        if (!tgid)
+        if (tgid) {
-                return ERR_PTR(-ENOENT);
+                name = __getname();
-        sprintf(tmp, "%d", task_tgid_nr_ns(current, ns));
+                if (!name)
-        return ERR_PTR(vfs_follow_link(nd,tmp));
+                        name = ERR_PTR(-ENOMEM);
+                else
+                        sprintf(name, "%d", tgid);
+        }
+        nd_set_link(nd, name);
+        return NULL;
+}
+static void proc_self_put_link(struct dentry *dentry, struct nameidata *nd,
+                                void *cookie)
+{
+        char *s = nd_get_link(nd);
+        if (!IS_ERR(s))
+                __putname(s);
 }
 static const struct inode_operations proc_self_inode_operations = {
        .readlink       = proc_self_readlink,
        .follow_link    = proc_self_follow_link,
+        .put_link       = proc_self_put_link,
 };
 /*
diff --git a/include/linux/amba/bus.h b/include/linux/amba/bus.h
index ab94335b4bb9..6816be6c3f77 100644
--- a/include/linux/amba/bus.h
+++ b/include/linux/amba/bus.h
@@ -1,5 +1,9 @@
 /*
- *  linux/include/asm-arm/hardware/amba.h
+ *  linux/include/amba/bus.h
+ *
+ *  This device type deals with ARM PrimeCells and anything else that
+ *  presents a proper CID (0xB105F00D) at the end of the I/O register
+ *  region or that is derived from a PrimeCell.
 *
 *  Copyright (C) 2003 Deep Blue Solutions Ltd, All Rights Reserved.
 *
diff --git a/include/linux/fs.h b/include/linux/fs.h
index b1bcb275b596..ebb1cd5bc241 100644
--- a/include/linux/fs.h
+++ b/include/linux/fs.h
@@ -729,6 +729,7 @@ struct inode {
        uid_t                   i_uid;
        gid_t                   i_gid;
        dev_t                   i_rdev;
+        unsigned int            i_blkbits;
        u64                     i_version;
        loff_t                  i_size;
 #ifdef __NEED_I_SIZE_ORDERED
@@ -738,7 +739,6 @@ struct inode {
        struct timespec         i_mtime;
        struct timespec         i_ctime;
        blkcnt_t                i_blocks;
-        unsigned int            i_blkbits;
        unsigned short          i_bytes;
        umode_t                 i_mode;
        spinlock_t              i_lock; /* i_blocks, i_bytes, maybe i_size */
diff --git a/include/linux/input.h b/include/linux/input.h
index 735ceaf1bc2d..663208afb64c 100644
--- a/include/linux/input.h
+++ b/include/linux/input.h
@@ -376,6 +376,7 @@ struct input_absinfo {
 #define KEY_DISPLAY_OFF         245     /* display device to off state */
 #define KEY_WIMAX               246
+#define KEY_RFKILL              247     /* Key that controls all radios */
 /* Range 248 - 255 is reserved for special needs of AT keyboard driver */
diff --git a/kernel/perf_event.c b/kernel/perf_event.c
index 2b19297742cb..2ae7409bf38f 100644
--- a/kernel/perf_event.c
+++ b/kernel/perf_event.c
@@ -3259,8 +3259,6 @@ static void perf_event_task_output(struct perf_event *event,
        task_event->event_id.tid = perf_event_tid(event, task);
        task_event->event_id.ptid = perf_event_tid(event, current);
-        task_event->event_id.time = perf_clock();
        perf_output_put(&handle, task_event->event_id);
        perf_output_end(&handle);
@@ -3268,7 +3266,7 @@ static void perf_event_task_output(struct perf_event *event,
 static int perf_event_task_match(struct perf_event *event)
 {
-        if (event->state != PERF_EVENT_STATE_ACTIVE)
+        if (event->state < PERF_EVENT_STATE_INACTIVE)
                return 0;
        if (event->cpu != -1 && event->cpu != smp_processor_id())
@@ -3300,7 +3298,7 @@ static void perf_event_task_event(struct perf_task_event *task_event)
        cpuctx = &get_cpu_var(perf_cpu_context);
        perf_event_task_ctx(&cpuctx->ctx, task_event);
        if (!ctx)
-                ctx = rcu_dereference(task_event->task->perf_event_ctxp);
+                ctx = rcu_dereference(current->perf_event_ctxp);
        if (ctx)
                perf_event_task_ctx(ctx, task_event);
        put_cpu_var(perf_cpu_context);
@@ -3331,6 +3329,7 @@ static void perf_event_task(struct task_struct *task,
                        /* .ppid */
                        /* .tid  */
                        /* .ptid */
+                        .time = perf_clock(),
                },
        };
@@ -3380,7 +3379,7 @@ static void perf_event_comm_output(struct perf_event *event,
 static int perf_event_comm_match(struct perf_event *event)
 {
-        if (event->state != PERF_EVENT_STATE_ACTIVE)
+        if (event->state < PERF_EVENT_STATE_INACTIVE)
                return 0;
        if (event->cpu != -1 && event->cpu != smp_processor_id())
@@ -3500,7 +3499,7 @@ static void perf_event_mmap_output(struct perf_event *event,
 static int perf_event_mmap_match(struct perf_event *event,
                                   struct perf_mmap_event *mmap_event)
 {
-        if (event->state != PERF_EVENT_STATE_ACTIVE)
+        if (event->state < PERF_EVENT_STATE_INACTIVE)
                return 0;
        if (event->cpu != -1 && event->cpu != smp_processor_id())
diff --git a/kernel/sys.c b/kernel/sys.c
index 26a6b73a6b85..18bde979f346 100644
--- a/kernel/sys.c
+++ b/kernel/sys.c
@@ -222,6 +222,7 @@ SYSCALL_DEFINE2(getpriority, int, which, int, who)
        if (which > PRIO_USER || which < PRIO_PROCESS)
                return -EINVAL;
+        rcu_read_lock();
        read_lock(&tasklist_lock);
        switch (which) {
                case PRIO_PROCESS:
@@ -267,6 +268,7 @@ SYSCALL_DEFINE2(getpriority, int, which, int, who)
        }
 out_unlock:
        read_unlock(&tasklist_lock);
+        rcu_read_unlock();
        return retval;
 }
diff --git a/lib/idr.c b/lib/idr.c
index 1cac726c44bc..0dc782216d4b 100644
--- a/lib/idr.c
+++ b/lib/idr.c
@@ -156,10 +156,12 @@ static int sub_alloc(struct idr *idp, int *starting_id, struct idr_layer **pa)
                        id = (id | ((1 << (IDR_BITS * l)) - 1)) + 1;
                        /* if already at the top layer, we need to grow */
-                        if (!(p = pa[l])) {
+                        if (id >= 1 << (idp->layers * IDR_BITS)) {
                                *starting_id = id;
                                return IDR_NEED_TO_GROW;
                        }
+                        p = pa[l];
+                        BUG_ON(!p);
                        /* If we need to go up one layer, continue the
                         * loop; otherwise, restart from the top.
diff --git a/mm/migrate.c b/mm/migrate.c
index 9a0db5bbabe4..880bd592d38e 100644
--- a/mm/migrate.c
+++ b/mm/migrate.c
@@ -1002,33 +1002,27 @@ static int do_pages_stat(struct mm_struct *mm, unsigned long nr_pages,
 #define DO_PAGES_STAT_CHUNK_NR 16
        const void __user *chunk_pages[DO_PAGES_STAT_CHUNK_NR];
        int chunk_status[DO_PAGES_STAT_CHUNK_NR];
-        unsigned long i, chunk_nr = DO_PAGES_STAT_CHUNK_NR;
-        int err;
-        for (i = 0; i < nr_pages; i += chunk_nr) {
+        while (nr_pages) {
-                if (chunk_nr > nr_pages - i)
+                unsigned long chunk_nr;
-                        chunk_nr = nr_pages - i;
-                err = copy_from_user(chunk_pages, &pages[i],
+                chunk_nr = nr_pages;
-                                     chunk_nr * sizeof(*chunk_pages));
+                if (chunk_nr > DO_PAGES_STAT_CHUNK_NR)
-                if (err) {
+                        chunk_nr = DO_PAGES_STAT_CHUNK_NR;
-                        err = -EFAULT;
-                        goto out;
+                if (copy_from_user(chunk_pages, pages, chunk_nr * sizeof(*chunk_pages)))
-                }
+                        break;
                do_pages_stat_array(mm, chunk_nr, chunk_pages, chunk_status);
-                err = copy_to_user(&status[i], chunk_status,
+                if (copy_to_user(status, chunk_status, chunk_nr * sizeof(*status)))
-                                   chunk_nr * sizeof(*chunk_status));
+                        break;
-                if (err) {
-                        err = -EFAULT;
-                        goto out;
-                }
-        }
-        err = 0;
-out:
+                pages += chunk_nr;
-        return err;
+                status += chunk_nr;
+                nr_pages -= chunk_nr;
+        }
+        return nr_pages ? -EFAULT : 0;
 }
 /*
diff --git a/mm/oom_kill.c b/mm/oom_kill.c
index f52481b1c1e5..237050478f28 100644
--- a/mm/oom_kill.c
+++ b/mm/oom_kill.c
@@ -459,6 +459,8 @@ static int oom_kill_process(struct task_struct *p, gfp_t gfp_mask, int order,
        list_for_each_entry(c, &p->children, sibling) {
                if (c->mm == p->mm)
                        continue;
+                if (mem && !task_in_mem_cgroup(c, mem))
+                        continue;
                if (!oom_kill_task(c))
                        return 0;
        }
diff --git a/tools/perf/util/probe-event.c b/tools/perf/util/probe-event.c
index 29465d440043..fde17b090a47 100644
--- a/tools/perf/util/probe-event.c
+++ b/tools/perf/util/probe-event.c
@@ -272,6 +272,7 @@ int synthesize_perf_probe_point(struct probe_point *pp)
        int ret;
        pp->probes[0] = buf = zalloc(MAX_CMDLEN);
+        pp->found = 1;
        if (!buf)
                die("Failed to allocate memory by zalloc.");
        if (pp->offset) {
@@ -294,6 +295,7 @@ int synthesize_perf_probe_point(struct probe_point *pp)
 error:
                free(pp->probes[0]);
                pp->probes[0] = NULL;
+                pp->found = 0;
        }
        return ret;
 }
@@ -455,6 +457,7 @@ void show_perf_probe_events(void)
        struct strlist *rawlist;
        struct str_node *ent;
+        memset(&pp, 0, sizeof(pp));
        fd = open_kprobe_events(O_RDONLY, 0);
        rawlist = get_trace_kprobe_event_rawlist(fd);
        close(fd);