Merge branch 'for_2.6.35rc' of git://git.pwsan.com/linux-2.6 into omap-fixes-for-linus

43 files changed, 368 insertions, 61 deletions

diff --git a/arch/arm/common/sa1111.c b/arch/arm/common/sa1111.c
index a52a27c1d9be..6f80665f477e 100644
--- a/arch/arm/common/sa1111.c
+++ b/arch/arm/common/sa1111.c
@@ -951,8 +951,6 @@ static int sa1111_resume(struct platform_device *dev)
         if (!save)
                 return 0;
 
-        spin_lock_irqsave(&sachip->lock, flags);
-
         /*
          * Ensure that the SA1111 is still here.
          * FIXME: shouldn't do this here.
@@ -969,6 +967,13 @@ static int sa1111_resume(struct platform_device *dev)
          * First of all, wake up the chip.
          */
         sa1111_wake(sachip);
+
+        /*
+         * Only lock for write ops. Also, sa1111_wake must be called with
+         * released spinlock!
+         */
+        spin_lock_irqsave(&sachip->lock, flags);
+
         sa1111_writel(0, sachip->base + SA1111_INTC + SA1111_INTEN0);
         sa1111_writel(0, sachip->base + SA1111_INTC + SA1111_INTEN1);
 
diff --git a/arch/arm/mach-msm/dma.c b/arch/arm/mach-msm/dma.c
index d029d1f5f9e2..02cae5e2951c 100644
--- a/arch/arm/mach-msm/dma.c
+++ b/arch/arm/mach-msm/dma.c
@@ -17,6 +17,7 @@
 #include <linux/err.h>
 #include <linux/io.h>
 #include <linux/interrupt.h>
+#include <linux/completion.h>
 #include <mach/dma.h>
 
 #define MSM_DMOV_CHANNEL_COUNT 16
diff --git a/arch/arm/mach-nomadik/clock.c b/arch/arm/mach-nomadik/clock.c
index 2c471fc451d7..f035f4185274 100644
--- a/arch/arm/mach-nomadik/clock.c
+++ b/arch/arm/mach-nomadik/clock.c
@@ -32,7 +32,10 @@ void clk_disable(struct clk *clk)
 }
 EXPORT_SYMBOL(clk_disable);
 
-/* We have a fixed clock alone, for now */
+static struct clk clk_24 = {
+        .rate = 2400000,
+};
+
 static struct clk clk_48 = {
         .rate = 48 * 1000 * 1000,
 };
@@ -50,6 +53,8 @@ static struct clk clk_default;
         }
 
 static struct clk_lookup lookups[] = {
+        CLK(&clk_24, "mtu0"),
+        CLK(&clk_24, "mtu1"),
         CLK(&clk_48, "uart0"),
         CLK(&clk_48, "uart1"),
         CLK(&clk_default, "gpio.0"),
@@ -59,10 +64,8 @@ static struct clk_lookup lookups[] = {
         CLK(&clk_default, "rng"),
 };
 
-static int __init clk_init(void)
+int __init clk_init(void)
 {
         clkdev_add_table(lookups, ARRAY_SIZE(lookups));
         return 0;
 }
-
-arch_initcall(clk_init);
diff --git a/arch/arm/mach-nomadik/clock.h b/arch/arm/mach-nomadik/clock.h
index 5563985a2cc7..78da2e7c3985 100644
--- a/arch/arm/mach-nomadik/clock.h
+++ b/arch/arm/mach-nomadik/clock.h
@@ -11,3 +11,5 @@
 struct clk {
         unsigned long           rate;
 };
+
+int __init clk_init(void);
diff --git a/arch/arm/mach-nomadik/cpu-8815.c b/arch/arm/mach-nomadik/cpu-8815.c
index 91c3c901b469..ac58e3b03b1a 100644
--- a/arch/arm/mach-nomadik/cpu-8815.c
+++ b/arch/arm/mach-nomadik/cpu-8815.c
@@ -31,6 +31,8 @@
 #include <asm/cacheflush.h>
 #include <asm/hardware/cache-l2x0.h>
 
+#include "clock.h"
+
 #define __MEM_4K_RESOURCE(x) \
         .res = {.start = (x), .end = (x) + SZ_4K - 1, .flags = IORESOURCE_MEM}
 
@@ -143,6 +145,12 @@ void __init cpu8815_init_irq(void)
         /* This modified VIC cell has two register blocks, at 0 and 0x20 */
         vic_init(io_p2v(NOMADIK_IC_BASE + 0x00), IRQ_VIC_START +  0, ~0, 0);
         vic_init(io_p2v(NOMADIK_IC_BASE + 0x20), IRQ_VIC_START + 32, ~0, 0);
+
+        /*
+         * Init clocks here so that they are available for system timer
+         * initialization.
+         */
+        clk_init();
 }
 
 /*
diff --git a/arch/arm/mach-omap2/omap_hwmod.c b/arch/arm/mach-omap2/omap_hwmod.c
index 95c9a5f774e1..b7a4133267d8 100644
--- a/arch/arm/mach-omap2/omap_hwmod.c
+++ b/arch/arm/mach-omap2/omap_hwmod.c
@@ -409,10 +409,11 @@ static int _init_main_clk(struct omap_hwmod *oh)
                 return 0;
 
         oh->_clk = omap_clk_get_by_name(oh->main_clk);
-        if (!oh->_clk)
+        if (!oh->_clk) {
                 pr_warning("omap_hwmod: %s: cannot clk_get main_clk %s\n",
                            oh->name, oh->main_clk);
                 return -EINVAL;
+        }
 
         if (!oh->_clk->clkdm)
                 pr_warning("omap_hwmod: %s: missing clockdomain for %s.\n",
@@ -444,10 +445,11 @@ static int _init_interface_clks(struct omap_hwmod *oh)
                         continue;
 
                 c = omap_clk_get_by_name(os->clk);
-                if (!c)
+                if (!c) {
                         pr_warning("omap_hwmod: %s: cannot clk_get interface_clk %s\n",
                                    oh->name, os->clk);
                         ret = -EINVAL;
+                }
                 os->_clk = c;
         }
 
@@ -470,10 +472,11 @@ static int _init_opt_clks(struct omap_hwmod *oh)
 
         for (i = oh->opt_clks_cnt, oc = oh->opt_clks; i > 0; i--, oc++) {
                 c = omap_clk_get_by_name(oc->clk);
-                if (!c)
+                if (!c) {
                         pr_warning("omap_hwmod: %s: cannot clk_get opt_clk %s\n",
                                    oh->name, oc->clk);
                         ret = -EINVAL;
+                }
                 oc->_clk = c;
         }
 
diff --git a/arch/arm/mach-pxa/palmtc.c b/arch/arm/mach-pxa/palmtc.c
index 033b567e50bb..ce1104d1bc17 100644
--- a/arch/arm/mach-pxa/palmtc.c
+++ b/arch/arm/mach-pxa/palmtc.c
@@ -263,11 +263,11 @@ const struct matrix_keymap_data palmtc_keymap_data = {
         .keymap_size            = ARRAY_SIZE(palmtc_matrix_keys),
 };
 
-const static unsigned int palmtc_keypad_row_gpios[] = {
+static const unsigned int palmtc_keypad_row_gpios[] = {
         0, 9, 10, 11
 };
 
-const static unsigned int palmtc_keypad_col_gpios[] = {
+static const unsigned int palmtc_keypad_col_gpios[] = {
         18, 19, 20, 21, 22, 23, 24, 25, 26, 27, 79, 80
 };
 
diff --git a/arch/arm/mach-pxa/spitz.c b/arch/arm/mach-pxa/spitz.c
index 4d2413ed0ffa..c1048a35f187 100644
--- a/arch/arm/mach-pxa/spitz.c
+++ b/arch/arm/mach-pxa/spitz.c
@@ -818,6 +818,9 @@ static struct i2c_board_info akita_i2c_board_info[] = {
                 .type           = "max7310",
                 .addr           = 0x18,
                 .platform_data  = &akita_ioexp,
+        }, {
+                .type           = "wm8750",
+                .addr           = 0x1b,
         },
 };
 
diff --git a/arch/arm/mach-ux500/Makefile b/arch/arm/mach-ux500/Makefile
index c7bc4199e3a8..4556aea9c3c5 100644
--- a/arch/arm/mach-ux500/Makefile
+++ b/arch/arm/mach-ux500/Makefile
@@ -7,4 +7,5 @@ obj-$(CONFIG_UX500_SOC_DB5500)	+= cpu-db5500.o devices-db5500.o
 obj-$(CONFIG_UX500_SOC_DB8500)  += cpu-db8500.o devices-db8500.o
 obj-$(CONFIG_MACH_U8500_MOP)    += board-mop500.o
 obj-$(CONFIG_MACH_U5500)        += board-u5500.o
-obj-$(CONFIG_SMP)               += platsmp.o headsmp.o localtimer.o
+obj-$(CONFIG_SMP)               += platsmp.o headsmp.o
+obj-$(CONFIG_LOCAL_TIMERS)      += localtimer.o
diff --git a/arch/arm/mach-ux500/clock.c b/arch/arm/mach-ux500/clock.c
index 6544855af2f1..fe84b9021c7a 100644
--- a/arch/arm/mach-ux500/clock.c
+++ b/arch/arm/mach-ux500/clock.c
@@ -16,6 +16,7 @@
 
 #include <asm/clkdev.h>
 
+#include <plat/mtu.h>
 #include <mach/hardware.h>
 #include "clock.h"
 
@@ -59,6 +60,9 @@
 #define PRCM_DMACLK_MGT         0x074
 #define PRCM_B2R2CLK_MGT        0x078
 #define PRCM_TVCLK_MGT          0x07C
+#define PRCM_TCR                0x1C8
+#define PRCM_TCR_STOPPED        (1 << 16)
+#define PRCM_TCR_DOZE_MODE      (1 << 17)
 #define PRCM_UNIPROCLK_MGT      0x278
 #define PRCM_SSPCLK_MGT         0x280
 #define PRCM_RNGCLK_MGT         0x284
@@ -120,10 +124,95 @@ void clk_disable(struct clk *clk)
 }
 EXPORT_SYMBOL(clk_disable);
 
+/*
+ * The MTU has a separate, rather complex muxing setup
+ * with alternative parents (peripheral cluster or
+ * ULP or fixed 32768 Hz) depending on settings
+ */
+static unsigned long clk_mtu_get_rate(struct clk *clk)
+{
+        void __iomem *addr = __io_address(U8500_PRCMU_BASE)
+                + PRCM_TCR;
+        u32 tcr = readl(addr);
+        int mtu = (int) clk->data;
+        /*
+         * One of these is selected eventually
+         * TODO: Replace the constant with a reference
+         * to the ULP source once this is modeled.
+         */
+        unsigned long clk32k = 32768;
+        unsigned long mturate;
+        unsigned long retclk;
+
+        /* Get the rate from the parent as a default */
+        if (clk->parent_periph)
+                mturate = clk_get_rate(clk->parent_periph);
+        else if (clk->parent_cluster)
+                mturate = clk_get_rate(clk->parent_cluster);
+        else
+                /* We need to be connected SOMEWHERE */
+                BUG();
+
+        /*
+         * Are we in doze mode?
+         * In this mode the parent peripheral or the fixed 32768 Hz
+         * clock is fed into the block.
+         */
+        if (!(tcr & PRCM_TCR_DOZE_MODE)) {
+                /*
+                 * Here we're using the clock input from the APE ULP
+                 * clock domain. But first: are the timers stopped?
+                 */
+                if (tcr & PRCM_TCR_STOPPED) {
+                        clk32k = 0;
+                        mturate = 0;
+                } else {
+                        /* Else default mode: 0 and 2.4 MHz */
+                        clk32k = 0;
+                        if (cpu_is_u5500())
+                                /* DB5500 divides by 8 */
+                                mturate /= 8;
+                        else if (cpu_is_u8500ed()) {
+                                /*
+                                 * This clocking setting must not be used
+                                 * in the ED chip, it is simply not
+                                 * connected anywhere!
+                                 */
+                                mturate = 0;
+                                BUG();
+                        } else
+                                /*
+                                 * In this mode the ulp38m4 clock is divided
+                                 * by a factor 16, on the DB8500 typically
+                                 * 38400000 / 16 ~ 2.4 MHz.
+                                 * TODO: Replace the constant with a reference
+                                 * to the ULP source once this is modeled.
+                                 */
+                                mturate = 38400000 / 16;
+                }
+        }
+
+        /* Return the clock selected for this MTU */
+        if (tcr & (1 << mtu))
+                retclk = clk32k;
+        else
+                retclk = mturate;
+
+        pr_info("MTU%d clock rate: %lu Hz\n", mtu, retclk);
+        return retclk;
+}
+
 unsigned long clk_get_rate(struct clk *clk)
 {
         unsigned long rate;
 
+        /*
+         * If there is a custom getrate callback for this clock,
+         * it will take precedence.
+         */
+        if (clk->get_rate)
+                return clk->get_rate(clk);
+
         if (clk->ops && clk->ops->get_rate)
                 return clk->ops->get_rate(clk);
 
@@ -341,8 +430,9 @@ static DEFINE_PRCC_CLK(5, usb_v1, 	0,  0, NULL);
 
 /* Peripheral Cluster #6 */
 
-static DEFINE_PRCC_CLK(6, mtu1_v1,      8, -1, NULL);
-static DEFINE_PRCC_CLK(6, mtu0_v1,      7, -1, NULL);
+/* MTU ID in data */
+static DEFINE_PRCC_CLK_CUSTOM(6, mtu1_v1, 8, -1, NULL, clk_mtu_get_rate, 1);
+static DEFINE_PRCC_CLK_CUSTOM(6, mtu0_v1, 7, -1, NULL, clk_mtu_get_rate, 0);
 static DEFINE_PRCC_CLK(6, cfgreg_v1,    6,  6, NULL);
 static DEFINE_PRCC_CLK(6, dmc_ed,       6,  6, NULL);
 static DEFINE_PRCC_CLK(6, hash1,        5, -1, NULL);
@@ -357,8 +447,9 @@ static DEFINE_PRCC_CLK(6, rng_v1, 	0,  0, &clk_rngclk);
 /* Peripheral Cluster #7 */
 
 static DEFINE_PRCC_CLK(7, tzpc0_ed,     4, -1, NULL);
-static DEFINE_PRCC_CLK(7, mtu1_ed,      3, -1, NULL);
-static DEFINE_PRCC_CLK(7, mtu0_ed,      2, -1, NULL);
+/* MTU ID in data */
+static DEFINE_PRCC_CLK_CUSTOM(7, mtu1_ed, 3, -1, NULL, clk_mtu_get_rate, 1);
+static DEFINE_PRCC_CLK_CUSTOM(7, mtu0_ed, 2, -1, NULL, clk_mtu_get_rate, 0);
 static DEFINE_PRCC_CLK(7, wdg_ed,       1, -1, NULL);
 static DEFINE_PRCC_CLK(7, cfgreg_ed,    0, -1, NULL);
 
@@ -503,15 +594,17 @@ static struct clk_lookup u8500_v1_clks[] = {
         CLK(uiccclk,    "uicc",         NULL),
 };
 
-static int __init clk_init(void)
+int __init clk_init(void)
 {
         if (cpu_is_u8500ed()) {
                 clk_prcmu_ops.enable = clk_prcmu_ed_enable;
                 clk_prcmu_ops.disable = clk_prcmu_ed_disable;
+                clk_per6clk.rate = 100000000;
         } else if (cpu_is_u5500()) {
                 /* Clock tree for U5500 not implemented yet */
                 clk_prcc_ops.enable = clk_prcc_ops.disable = NULL;
                 clk_prcmu_ops.enable = clk_prcmu_ops.disable = NULL;
+                clk_per6clk.rate = 26000000;
         }
 
         clkdev_add_table(u8500_common_clks, ARRAY_SIZE(u8500_common_clks));
@@ -522,4 +615,3 @@ static int __init clk_init(void)
 
         return 0;
 }
-arch_initcall(clk_init);
diff --git a/arch/arm/mach-ux500/clock.h b/arch/arm/mach-ux500/clock.h
index e4f99b65026f..a05802501527 100644
--- a/arch/arm/mach-ux500/clock.h
+++ b/arch/arm/mach-ux500/clock.h
@@ -28,6 +28,9 @@ struct clkops {
  * @ops:                pointer to clkops struct used to control this clock
  * @name:               name, for debugging
  * @enabled:            refcount. positive if enabled, zero if disabled
+ * @get_rate:           custom callback for getting the clock rate
+ * @data:               custom per-clock data for example for the get_rate
+ *                      callback
  * @rate:               fixed rate for clocks which don't implement
  *                      ops->getrate
  * @prcmu_cg_off:       address offset of the combined enable/disable register
@@ -67,6 +70,8 @@ struct clk {
         const struct clkops     *ops;
         const char              *name;
         unsigned int            enabled;
+        unsigned long           (*get_rate)(struct clk *);
+        void                    *data;
 
         unsigned long           rate;
         struct list_head        list;
@@ -117,9 +122,26 @@ struct clk clk_##_name = {						\
                 .parent_periph  = _kernclk                              \
         }
 
+#define DEFINE_PRCC_CLK_CUSTOM(_pclust, _name, _bus_en, _kernel_en, _kernclk, _callback, _data) \
+struct clk clk_##_name = {                                              \
+                .name           = #_name,                               \
+                .ops            = &clk_prcc_ops,                        \
+                .cluster        = _pclust,                              \
+                .prcc_bus       = _bus_en,                              \
+                .prcc_kernel    = _kernel_en,                           \
+                .parent_cluster = &clk_per##_pclust##clk,               \
+                .parent_periph  = _kernclk,                             \
+                .get_rate       = _callback,                            \
+                .data           = (void *) _data                        \
+        }
+
+
 #define CLK(_clk, _devname, _conname)                   \
         {                                               \
                 .clk    = &clk_##_clk,                  \
                 .dev_id = _devname,                     \
                 .con_id = _conname,                     \
         }
+
+int __init clk_db8500_ed_fixup(void);
+int __init clk_init(void);
diff --git a/arch/arm/mach-ux500/cpu.c b/arch/arm/mach-ux500/cpu.c
index d81ad023963c..e0fd747e447a 100644
--- a/arch/arm/mach-ux500/cpu.c
+++ b/arch/arm/mach-ux500/cpu.c
@@ -62,6 +62,12 @@ void __init ux500_init_irq(void)
 {
         gic_dist_init(0, __io_address(UX500_GIC_DIST_BASE), 29);
         gic_cpu_init(0, __io_address(UX500_GIC_CPU_BASE));
+
+        /*
+         * Init clocks here so that they are available for system timer
+         * initialization.
+         */
+        clk_init();
 }
 
 #ifdef CONFIG_CACHE_L2X0
diff --git a/arch/arm/mm/copypage-feroceon.c b/arch/arm/mm/copypage-feroceon.c
index 5eb4fd93893d..ac163de7dc01 100644
--- a/arch/arm/mm/copypage-feroceon.c
+++ b/arch/arm/mm/copypage-feroceon.c
@@ -18,7 +18,7 @@ feroceon_copy_user_page(void *kto, const void *kfrom)
 {
         asm("\
         stmfd   sp!, {r4-r9, lr}                \n\
-        mov     ip, %0                          \n\
+        mov     ip, %2                          \n\
 1:      mov     lr, r1                          \n\
         ldmia   r1!, {r2 - r9}                  \n\
         pld     [lr, #32]                       \n\
@@ -64,7 +64,7 @@ feroceon_copy_user_page(void *kto, const void *kfrom)
         mcr     p15, 0, ip, c7, c10, 4          @ drain WB\n\
         ldmfd   sp!, {r4-r9, pc}"
         :
-        : "I" (PAGE_SIZE));
+        : "r" (kto), "r" (kfrom), "I" (PAGE_SIZE));
 }
 
 void feroceon_copy_user_highpage(struct page *to, struct page *from,
diff --git a/arch/arm/mm/copypage-v4wb.c b/arch/arm/mm/copypage-v4wb.c
index 7c2eb55cd4a9..cb589cbb2b6c 100644
--- a/arch/arm/mm/copypage-v4wb.c
+++ b/arch/arm/mm/copypage-v4wb.c
@@ -27,7 +27,7 @@ v4wb_copy_user_page(void *kto, const void *kfrom)
 {
         asm("\
         stmfd   sp!, {r4, lr}                   @ 2\n\
-        mov     r2, %0                          @ 1\n\
+        mov     r2, %2                          @ 1\n\
         ldmia   r1!, {r3, r4, ip, lr}           @ 4\n\
 1:      mcr     p15, 0, r0, c7, c6, 1           @ 1   invalidate D line\n\
         stmia   r0!, {r3, r4, ip, lr}           @ 4\n\
@@ -44,7 +44,7 @@ v4wb_copy_user_page(void *kto, const void *kfrom)
         mcr     p15, 0, r1, c7, c10, 4          @ 1   drain WB\n\
         ldmfd    sp!, {r4, pc}                  @ 3"
         :
-        : "I" (PAGE_SIZE / 64));
+        : "r" (kto), "r" (kfrom), "I" (PAGE_SIZE / 64));
 }
 
 void v4wb_copy_user_highpage(struct page *to, struct page *from,
diff --git a/arch/arm/mm/copypage-v4wt.c b/arch/arm/mm/copypage-v4wt.c
index 172e6a55458e..30c7d048a324 100644
--- a/arch/arm/mm/copypage-v4wt.c
+++ b/arch/arm/mm/copypage-v4wt.c
@@ -25,7 +25,7 @@ v4wt_copy_user_page(void *kto, const void *kfrom)
 {
         asm("\
         stmfd   sp!, {r4, lr}                   @ 2\n\
-        mov     r2, %0                          @ 1\n\
+        mov     r2, %2                          @ 1\n\
         ldmia   r1!, {r3, r4, ip, lr}           @ 4\n\
 1:      stmia   r0!, {r3, r4, ip, lr}           @ 4\n\
         ldmia   r1!, {r3, r4, ip, lr}           @ 4+1\n\
@@ -40,7 +40,7 @@ v4wt_copy_user_page(void *kto, const void *kfrom)
         mcr     p15, 0, r2, c7, c7, 0           @ flush ID cache\n\
         ldmfd   sp!, {r4, pc}                   @ 3"
         :
-        : "I" (PAGE_SIZE / 64));
+        : "r" (kto), "r" (kfrom), "I" (PAGE_SIZE / 64));
 }
 
 void v4wt_copy_user_highpage(struct page *to, struct page *from,
diff --git a/arch/arm/mm/copypage-xsc3.c b/arch/arm/mm/copypage-xsc3.c
index 747ad4140fc7..f9cde0702f1e 100644
--- a/arch/arm/mm/copypage-xsc3.c
+++ b/arch/arm/mm/copypage-xsc3.c
@@ -34,7 +34,7 @@ xsc3_mc_copy_user_page(void *kto, const void *kfrom)
 {
         asm("\
         stmfd   sp!, {r4, r5, lr}               \n\
-        mov     lr, %0                          \n\
+        mov     lr, %2                          \n\
                                                 \n\
         pld     [r1, #0]                        \n\
         pld     [r1, #32]                       \n\
@@ -67,7 +67,7 @@ xsc3_mc_copy_user_page(void *kto, const void *kfrom)
                                                 \n\
         ldmfd   sp!, {r4, r5, pc}"
         :
-        : "I" (PAGE_SIZE / 64 - 1));
+        : "r" (kto), "r" (kfrom), "I" (PAGE_SIZE / 64 - 1));
 }
 
 void xsc3_mc_copy_user_highpage(struct page *to, struct page *from,
diff --git a/arch/arm/mm/fault.c b/arch/arm/mm/fault.c
index 92f5801f99c1..cbfb2edcf7d1 100644
--- a/arch/arm/mm/fault.c
+++ b/arch/arm/mm/fault.c
@@ -393,6 +393,9 @@ do_translation_fault(unsigned long addr, unsigned int fsr,
         if (addr < TASK_SIZE)
                 return do_page_fault(addr, fsr, regs);
 
+        if (user_mode(regs))
+                goto bad_area;
+
         index = pgd_index(addr);
 
         /*
diff --git a/arch/arm/mm/highmem.c b/arch/arm/mm/highmem.c
index 77b030f5ec09..086816b205b8 100644
--- a/arch/arm/mm/highmem.c
+++ b/arch/arm/mm/highmem.c
@@ -48,7 +48,16 @@ void *kmap_atomic(struct page *page, enum km_type type)
 
         debug_kmap_atomic(type);
 
-        kmap = kmap_high_get(page);
+#ifdef CONFIG_DEBUG_HIGHMEM
+        /*
+         * There is no cache coherency issue when non VIVT, so force the
+         * dedicated kmap usage for better debugging purposes in that case.
+         */
+        if (!cache_is_vivt())
+                kmap = NULL;
+        else
+#endif
+                kmap = kmap_high_get(page);
         if (kmap)
                 return kmap;
 
diff --git a/arch/arm/mm/init.c b/arch/arm/mm/init.c
index 1ba6cf5a2c02..f6a999465323 100644
--- a/arch/arm/mm/init.c
+++ b/arch/arm/mm/init.c
@@ -678,10 +678,10 @@ void __init mem_init(void)
 void free_initmem(void)
 {
 #ifdef CONFIG_HAVE_TCM
-        extern char *__tcm_start, *__tcm_end;
+        extern char __tcm_start, __tcm_end;
 
-        totalram_pages += free_area(__phys_to_pfn(__pa(__tcm_start)),
-                                    __phys_to_pfn(__pa(__tcm_end)),
+        totalram_pages += free_area(__phys_to_pfn(__pa(&__tcm_start)),
+                                    __phys_to_pfn(__pa(&__tcm_end)),
                                     "TCM link");
 #endif
 
diff --git a/arch/arm/plat-nomadik/timer.c b/arch/arm/plat-nomadik/timer.c
index 0ff3798769ab..08aaa4a7f65f 100644
--- a/arch/arm/plat-nomadik/timer.c
+++ b/arch/arm/plat-nomadik/timer.c
@@ -13,7 +13,9 @@
 #include <linux/irq.h>
 #include <linux/io.h>
 #include <linux/clockchips.h>
+#include <linux/clk.h>
 #include <linux/jiffies.h>
+#include <linux/err.h>
 #include <asm/mach/time.h>
 
 #include <plat/mtu.h>
@@ -124,13 +126,25 @@ static struct irqaction nmdk_timer_irq = {
 void __init nmdk_timer_init(void)
 {
         unsigned long rate;
-        u32 cr = MTU_CRn_32BITS;;
+        struct clk *clk0;
+        struct clk *clk1;
+        u32 cr;
+
+        clk0 = clk_get_sys("mtu0", NULL);
+        BUG_ON(IS_ERR(clk0));
+
+        clk1 = clk_get_sys("mtu1", NULL);
+        BUG_ON(IS_ERR(clk1));
+
+        clk_enable(clk0);
+        clk_enable(clk1);
 
         /*
          * Tick rate is 2.4MHz for Nomadik and 110MHz for ux500:
          * use a divide-by-16 counter if it's more than 16MHz
          */
-        rate = CLOCK_TICK_RATE;
+        cr = MTU_CRn_32BITS;;
+        rate = clk_get_rate(clk0);
         if (rate > 16 << 20) {
                 rate /= 16;
                 cr |= MTU_CRn_PRESCALE_16;
@@ -153,6 +167,14 @@ void __init nmdk_timer_init(void)
                        nmdk_clksrc.name);
 
         /* Timer 1 is used for events, fix according to rate */
+        cr = MTU_CRn_32BITS;
+        rate = clk_get_rate(clk1);
+        if (rate > 16 << 20) {
+                rate /= 16;
+                cr |= MTU_CRn_PRESCALE_16;
+        } else {
+                cr |= MTU_CRn_PRESCALE_1;
+        }
         writel(cr | MTU_CRn_ONESHOT, mtu_base + MTU_CR(1)); /* off, currently */
         nmdk_clkevt.mult = div_sc(rate, NSEC_PER_SEC, nmdk_clkevt.shift);
         nmdk_clkevt.max_delta_ns =
diff --git a/arch/arm/vfp/vfphw.S b/arch/arm/vfp/vfphw.S
index 66dc2d03b7fc..d66cead97d28 100644
--- a/arch/arm/vfp/vfphw.S
+++ b/arch/arm/vfp/vfphw.S
@@ -277,7 +277,7 @@ ENTRY(vfp_put_double)
 #ifdef CONFIG_VFPv3
         @ d16 - d31 registers
         .irp    dr,0,1,2,3,4,5,6,7,8,9,10,11,12,13,14,15
-1:      mcrr    p11, 3, r1, r2, c\dr    @ fmdrr r1, r2, d\dr
+1:      mcrr    p11, 3, r0, r1, c\dr    @ fmdrr r0, r1, d\dr
         mov     pc, lr
         .org    1b + 8
         .endr
diff --git a/arch/frv/kernel/gdb-stub.c b/arch/frv/kernel/gdb-stub.c
index 84d103c33c9c..a4dba6b20bd0 100644
--- a/arch/frv/kernel/gdb-stub.c
+++ b/arch/frv/kernel/gdb-stub.c
@@ -1789,6 +1789,12 @@ void gdbstub(int sigval)
                         flush_cache = 1;
                         break;
 
+                        /* pNN: Read value of reg N and return it */
+                case 'p':
+                        /* return no value, indicating that we don't support
+                         * this command and that gdb should use 'g' instead */
+                        break;
+
                         /* PNN,=RRRRRRRR: Write value R to reg N return OK */
                 case 'P':
                         ptr = &input_buffer[1];
diff --git a/arch/ia64/kvm/kvm-ia64.c b/arch/ia64/kvm/kvm-ia64.c
index d5f4e9161201..21b701374f72 100644
--- a/arch/ia64/kvm/kvm-ia64.c
+++ b/arch/ia64/kvm/kvm-ia64.c
@@ -144,6 +144,7 @@ int kvm_arch_hardware_enable(void *garbage)
                                 VP_INIT_ENV : VP_INIT_ENV_INITALIZE,
                         __pa(kvm_vm_buffer), KVM_VM_BUFFER_BASE, &tmp_base);
         if (status != 0) {
+                spin_unlock(&vp_lock);
                 printk(KERN_WARNING"kvm: Failed to Enable VT Support!!!!\n");
                 return -EINVAL;
         }
diff --git a/arch/microblaze/include/asm/page.h b/arch/microblaze/include/asm/page.h
index de493f86d28f..464ff32bee3d 100644
--- a/arch/microblaze/include/asm/page.h
+++ b/arch/microblaze/include/asm/page.h
@@ -34,6 +34,8 @@
 /* MS be sure that SLAB allocates aligned objects */
 #define ARCH_KMALLOC_MINALIGN   L1_CACHE_BYTES
 
+#define ARCH_SLAB_MINALIGN      L1_CACHE_BYTES
+
 #define PAGE_UP(addr)   (((addr)+((PAGE_SIZE)-1))&(~((PAGE_SIZE)-1)))
 #define PAGE_DOWN(addr) ((addr)&(~((PAGE_SIZE)-1)))
 
diff --git a/arch/microblaze/kernel/dma.c b/arch/microblaze/kernel/dma.c
index 9dcd90b5df55..79c74659f204 100644
--- a/arch/microblaze/kernel/dma.c
+++ b/arch/microblaze/kernel/dma.c
@@ -90,7 +90,6 @@ static int dma_direct_map_sg(struct device *dev, struct scatterlist *sgl,
         /* FIXME this part of code is untested */
         for_each_sg(sgl, sg, nents, i) {
                 sg->dma_address = sg_phys(sg) + get_dma_direct_offset(dev);
-                sg->dma_length = sg->length;
                 __dma_sync_page(page_to_phys(sg_page(sg)), sg->offset,
                                                         sg->length, direction);
         }
diff --git a/arch/microblaze/pci/pci-common.c b/arch/microblaze/pci/pci-common.c
index 9cb782b8e036..23be25fec4d6 100644
--- a/arch/microblaze/pci/pci-common.c
+++ b/arch/microblaze/pci/pci-common.c
@@ -1277,6 +1277,7 @@ void pcibios_allocate_bus_resources(struct pci_bus *bus)
                 printk(KERN_WARNING "PCI: Cannot allocate resource region "
                        "%d of PCI bridge %d, will remap\n", i, bus->number);
 clear_resource:
+                res->start = res->end = 0;
                 res->flags = 0;
         }
 
diff --git a/arch/mn10300/unit-asb2305/pci-asb2305.c b/arch/mn10300/unit-asb2305/pci-asb2305.c
index d6119b879a98..45b40ac6c464 100644
--- a/arch/mn10300/unit-asb2305/pci-asb2305.c
+++ b/arch/mn10300/unit-asb2305/pci-asb2305.c
@@ -117,6 +117,7 @@ static void __init pcibios_allocate_bus_resources(struct list_head *bus_list)
                                          * Invalidate the resource to prevent
                                          * child resource allocations in this
                                          * range. */
+                                        r->start = r->end = 0;
                                         r->flags = 0;
                                 }
                         }
diff --git a/arch/powerpc/kernel/pci-common.c b/arch/powerpc/kernel/pci-common.c
index 6646005dffb1..5b38f6ae2b29 100644
--- a/arch/powerpc/kernel/pci-common.c
+++ b/arch/powerpc/kernel/pci-common.c
@@ -1309,6 +1309,7 @@ void pcibios_allocate_bus_resources(struct pci_bus *bus)
                 printk(KERN_WARNING "PCI: Cannot allocate resource region "
                        "%d of PCI bridge %d, will remap\n", i, bus->number);
 clear_resource:
+                res->start = res->end = 0;
                 res->flags = 0;
         }
 
diff --git a/arch/powerpc/kvm/e500.c b/arch/powerpc/kvm/e500.c
index bc2b4004eb26..e8a00b0c4449 100644
--- a/arch/powerpc/kvm/e500.c
+++ b/arch/powerpc/kvm/e500.c
@@ -164,7 +164,7 @@ static int __init kvmppc_e500_init(void)
         return kvm_init(NULL, sizeof(struct kvmppc_vcpu_e500), 0, THIS_MODULE);
 }
 
-static void __init kvmppc_e500_exit(void)
+static void __exit kvmppc_e500_exit(void)
 {
         kvmppc_booke_exit();
 }
diff --git a/arch/powerpc/oprofile/op_model_cell.c b/arch/powerpc/oprofile/op_model_cell.c
index 2c9e52267292..7fd90d02d8c6 100644
--- a/arch/powerpc/oprofile/op_model_cell.c
+++ b/arch/powerpc/oprofile/op_model_cell.c
@@ -1077,7 +1077,7 @@ static int calculate_lfsr(int n)
                 index = ENTRIES-1;
 
         /* make sure index is valid */
-        if ((index > ENTRIES) || (index < 0))
+        if ((index >= ENTRIES) || (index < 0))
                 index = ENTRIES-1;
 
         return initial_lfsr[index];
diff --git a/arch/s390/appldata/appldata_os.c b/arch/s390/appldata/appldata_os.c
index 55c80ffd42b9..92f1cb745d69 100644
--- a/arch/s390/appldata/appldata_os.c
+++ b/arch/s390/appldata/appldata_os.c
@@ -181,7 +181,7 @@ static int __init appldata_os_init(void)
                 goto out;
         }
 
-        appldata_os_data = kzalloc(max_size, GFP_DMA);
+        appldata_os_data = kzalloc(max_size, GFP_KERNEL | GFP_DMA);
         if (appldata_os_data == NULL) {
                 rc = -ENOMEM;
                 goto out;
diff --git a/arch/s390/defconfig b/arch/s390/defconfig
index bcd6884985ad..253f158db668 100644
--- a/arch/s390/defconfig
+++ b/arch/s390/defconfig
@@ -1,7 +1,7 @@
 #
 # Automatically generated make config: don't edit
-# Linux kernel version: 2.6.34-rc3
-# Fri Apr  9 09:57:10 2010
+# Linux kernel version: 2.6.35-rc1
+# Fri Jun  4 11:32:40 2010
 #
 CONFIG_SCHED_MC=y
 CONFIG_MMU=y
@@ -35,11 +35,13 @@ CONFIG_CONSTRUCTORS=y
 CONFIG_EXPERIMENTAL=y
 CONFIG_LOCK_KERNEL=y
 CONFIG_INIT_ENV_ARG_LIMIT=32
+CONFIG_CROSS_COMPILE=""
 CONFIG_LOCALVERSION=""
 CONFIG_LOCALVERSION_AUTO=y
 CONFIG_HAVE_KERNEL_GZIP=y
 CONFIG_HAVE_KERNEL_BZIP2=y
 CONFIG_HAVE_KERNEL_LZMA=y
+CONFIG_HAVE_KERNEL_LZO=y
 CONFIG_KERNEL_GZIP=y
 # CONFIG_KERNEL_BZIP2 is not set
 # CONFIG_KERNEL_LZMA is not set
@@ -77,6 +79,7 @@ CONFIG_CGROUP_NS=y
 # CONFIG_CGROUP_CPUACCT is not set
 # CONFIG_RESOURCE_COUNTERS is not set
 # CONFIG_CGROUP_SCHED is not set
+# CONFIG_BLK_CGROUP is not set
 CONFIG_SYSFS_DEPRECATED=y
 CONFIG_SYSFS_DEPRECATED_V2=y
 # CONFIG_RELAY is not set
@@ -157,7 +160,6 @@ CONFIG_STOP_MACHINE=y
 CONFIG_BLOCK=y
 CONFIG_BLK_DEV_BSG=y
 # CONFIG_BLK_DEV_INTEGRITY is not set
-# CONFIG_BLK_CGROUP is not set
 CONFIG_BLOCK_COMPAT=y
 
 #
@@ -166,7 +168,6 @@ CONFIG_BLOCK_COMPAT=y
 CONFIG_IOSCHED_NOOP=y
 CONFIG_IOSCHED_DEADLINE=y
 CONFIG_IOSCHED_CFQ=y
-# CONFIG_CFQ_GROUP_IOSCHED is not set
 CONFIG_DEFAULT_DEADLINE=y
 # CONFIG_DEFAULT_CFQ is not set
 # CONFIG_DEFAULT_NOOP is not set
@@ -247,7 +248,6 @@ CONFIG_64BIT=y
 CONFIG_SMP=y
 CONFIG_NR_CPUS=32
 CONFIG_HOTPLUG_CPU=y
-# CONFIG_SCHED_BOOK is not set
 CONFIG_COMPAT=y
 CONFIG_SYSVIPC_COMPAT=y
 CONFIG_AUDIT_ARCH=y
@@ -320,7 +320,6 @@ CONFIG_COMPAT_BINFMT_ELF=y
 # CONFIG_HAVE_AOUT is not set
 CONFIG_BINFMT_MISC=m
 CONFIG_FORCE_MAX_ZONEORDER=9
-# CONFIG_PROCESS_DEBUG is not set
 CONFIG_PFAULT=y
 # CONFIG_SHARED_KERNEL is not set
 # CONFIG_CMM is not set
@@ -457,6 +456,7 @@ CONFIG_NF_CONNTRACK=m
 # CONFIG_IP6_NF_IPTABLES is not set
 # CONFIG_IP_DCCP is not set
 CONFIG_IP_SCTP=m
+# CONFIG_NET_SCTPPROBE is not set
 # CONFIG_SCTP_DBG_MSG is not set
 # CONFIG_SCTP_DBG_OBJCNT is not set
 # CONFIG_SCTP_HMAC_NONE is not set
@@ -465,6 +465,7 @@ CONFIG_SCTP_HMAC_MD5=y
 # CONFIG_RDS is not set
 # CONFIG_TIPC is not set
 # CONFIG_ATM is not set
+# CONFIG_L2TP is not set
 # CONFIG_BRIDGE is not set
 # CONFIG_VLAN_8021Q is not set
 # CONFIG_DECNET is not set
@@ -525,6 +526,7 @@ CONFIG_NET_ACT_NAT=m
 # CONFIG_NET_CLS_IND is not set
 CONFIG_NET_SCH_FIFO=y
 # CONFIG_DCB is not set
+CONFIG_RPS=y
 
 #
 # Network testing
@@ -546,6 +548,7 @@ CONFIG_CAN_VCAN=m
 # CONFIG_WIMAX is not set
 # CONFIG_RFKILL is not set
 # CONFIG_NET_9P is not set
+# CONFIG_CAIF is not set
 # CONFIG_PCMCIA is not set
 CONFIG_CCW=y
 
@@ -728,6 +731,7 @@ CONFIG_VIRTIO_NET=m
 # Character devices
 #
 CONFIG_DEVKMEM=y
+# CONFIG_N_GSM is not set
 CONFIG_UNIX98_PTYS=y
 # CONFIG_DEVPTS_MULTIPLE_INSTANCES is not set
 CONFIG_LEGACY_PTYS=y
@@ -775,6 +779,7 @@ CONFIG_S390_TAPE_34XX=m
 # CONFIG_MONREADER is not set
 CONFIG_MONWRITER=m
 CONFIG_S390_VMUR=m
+# CONFIG_RAMOOPS is not set
 
 #
 # PPS support
@@ -788,10 +793,6 @@ CONFIG_S390_VMUR=m
 # CONFIG_NEW_LEDS is not set
 CONFIG_ACCESSIBILITY=y
 # CONFIG_AUXDISPLAY is not set
-
-#
-# TI VLYNQ
-#
 # CONFIG_STAGING is not set
 
 #
@@ -976,6 +977,7 @@ CONFIG_DEBUG_MEMORY_INIT=y
 # CONFIG_DEBUG_BLOCK_EXT_DEVT is not set
 CONFIG_DEBUG_FORCE_WEAK_PER_CPU=y
 # CONFIG_LKDTM is not set
+# CONFIG_CPU_NOTIFIER_ERROR_INJECT is not set
 # CONFIG_FAULT_INJECTION is not set
 # CONFIG_LATENCYTOP is not set
 CONFIG_SYSCTL_SYSCALL_CHECK=y
@@ -1010,6 +1012,7 @@ CONFIG_BRANCH_PROFILE_NONE=y
 CONFIG_KPROBE_EVENT=y
 # CONFIG_RING_BUFFER_BENCHMARK is not set
 # CONFIG_DYNAMIC_DEBUG is not set
+# CONFIG_ATOMIC64_SELFTEST is not set
 CONFIG_SAMPLES=y
 # CONFIG_SAMPLE_TRACEPOINTS is not set
 # CONFIG_SAMPLE_TRACE_EVENTS is not set
diff --git a/arch/s390/kernel/module.c b/arch/s390/kernel/module.c
index 639380a0c45c..22cfd634c355 100644
--- a/arch/s390/kernel/module.c
+++ b/arch/s390/kernel/module.c
@@ -55,8 +55,10 @@ void *module_alloc(unsigned long size)
 /* Free memory returned from module_alloc */
 void module_free(struct module *mod, void *module_region)
 {
-        vfree(mod->arch.syminfo);
-        mod->arch.syminfo = NULL;
+        if (mod) {
+                vfree(mod->arch.syminfo);
+                mod->arch.syminfo = NULL;
+        }
         vfree(module_region);
 }
 
diff --git a/arch/s390/kvm/kvm-s390.c b/arch/s390/kvm/kvm-s390.c
index 8093e6f47f49..ae3705816878 100644
--- a/arch/s390/kvm/kvm-s390.c
+++ b/arch/s390/kvm/kvm-s390.c
@@ -761,7 +761,7 @@ static int __init kvm_s390_init(void)
          * to hold the maximum amount of facilites. On the other hand, we
          * only set facilities that are known to work in KVM.
          */
-        facilities = (unsigned long long *) get_zeroed_page(GFP_DMA);
+        facilities = (unsigned long long *) get_zeroed_page(GFP_KERNEL|GFP_DMA);
         if (!facilities) {
                 kvm_exit();
                 return -ENOMEM;
diff --git a/arch/s390/kvm/sigp.c b/arch/s390/kvm/sigp.c
index eff3c5989b46..702276f5e2fa 100644
--- a/arch/s390/kvm/sigp.c
+++ b/arch/s390/kvm/sigp.c
@@ -113,7 +113,7 @@ static int __inject_sigp_stop(struct kvm_s390_local_interrupt *li, int action)
 {
         struct kvm_s390_interrupt_info *inti;
 
-        inti = kzalloc(sizeof(*inti), GFP_KERNEL);
+        inti = kzalloc(sizeof(*inti), GFP_ATOMIC);
         if (!inti)
                 return -ENOMEM;
         inti->type = KVM_S390_SIGP_STOP;
diff --git a/arch/s390/mm/extmem.c b/arch/s390/mm/extmem.c
index 6409fd57eb04..3cc95dd0a3a6 100644
--- a/arch/s390/mm/extmem.c
+++ b/arch/s390/mm/extmem.c
@@ -105,7 +105,7 @@ static int
 dcss_set_subcodes(void)
 {
 #ifdef CONFIG_64BIT
-        char *name = kmalloc(8 * sizeof(char), GFP_DMA);
+        char *name = kmalloc(8 * sizeof(char), GFP_KERNEL | GFP_DMA);
         unsigned long rx, ry;
         int rc;
 
@@ -252,12 +252,13 @@ dcss_diag_translate_rc (int vm_rc) {
 static int
 query_segment_type (struct dcss_segment *seg)
 {
-        struct qin64  *qin = kmalloc (sizeof(struct qin64), GFP_DMA);
-        struct qout64 *qout = kmalloc (sizeof(struct qout64), GFP_DMA);
-
-        int diag_cc, rc, i;
         unsigned long dummy, vmrc;
+        int diag_cc, rc, i;
+        struct qout64 *qout;
+        struct qin64 *qin;
 
+        qin = kmalloc(sizeof(*qin), GFP_KERNEL | GFP_DMA);
+        qout = kmalloc(sizeof(*qout), GFP_KERNEL | GFP_DMA);
         if ((qin == NULL) || (qout == NULL)) {
                 rc = -ENOMEM;
                 goto out_free;
@@ -286,7 +287,7 @@ query_segment_type (struct dcss_segment *seg)
            copy data for the new format. */
         if (segext_scode == DCSS_SEGEXT) {
                 struct qout64_old *qout_old;
-                qout_old = kzalloc(sizeof(struct qout64_old), GFP_DMA);
+                qout_old = kzalloc(sizeof(*qout_old), GFP_KERNEL | GFP_DMA);
                 if (qout_old == NULL) {
                         rc = -ENOMEM;
                         goto out_free;
@@ -407,11 +408,11 @@ segment_overlaps_others (struct dcss_segment *seg)
 static int
 __segment_load (char *name, int do_nonshared, unsigned long *addr, unsigned long *end)
 {
-        struct dcss_segment *seg = kmalloc(sizeof(struct dcss_segment),
-                        GFP_DMA);
-        int rc, diag_cc;
         unsigned long start_addr, end_addr, dummy;
+        struct dcss_segment *seg;
+        int rc, diag_cc;
 
+        seg = kmalloc(sizeof(*seg), GFP_KERNEL | GFP_DMA);
         if (seg == NULL) {
                 rc = -ENOMEM;
                 goto out;
diff --git a/arch/x86/include/asm/msr-index.h b/arch/x86/include/asm/msr-index.h
index b49d8ca228f6..8c7ae4318629 100644
--- a/arch/x86/include/asm/msr-index.h
+++ b/arch/x86/include/asm/msr-index.h
@@ -110,6 +110,7 @@
 #define MSR_AMD64_PATCH_LOADER          0xc0010020
 #define MSR_AMD64_OSVW_ID_LENGTH        0xc0010140
 #define MSR_AMD64_OSVW_STATUS           0xc0010141
+#define MSR_AMD64_DC_CFG                0xc0011022
 #define MSR_AMD64_IBSFETCHCTL           0xc0011030
 #define MSR_AMD64_IBSFETCHLINAD         0xc0011031
 #define MSR_AMD64_IBSFETCHPHYSAD        0xc0011032
diff --git a/arch/x86/include/asm/suspend_32.h b/arch/x86/include/asm/suspend_32.h
index 48dcfa62ea07..fd921c3a6841 100644
--- a/arch/x86/include/asm/suspend_32.h
+++ b/arch/x86/include/asm/suspend_32.h
@@ -15,6 +15,8 @@ static inline int arch_prepare_suspend(void) { return 0; }
 struct saved_context {
         u16 es, fs, gs, ss;
         unsigned long cr0, cr2, cr3, cr4;
+        u64 misc_enable;
+        bool misc_enable_saved;
         struct desc_ptr gdt;
         struct desc_ptr idt;
         u16 ldt;
diff --git a/arch/x86/include/asm/suspend_64.h b/arch/x86/include/asm/suspend_64.h
index 06284f42b759..8d942afae681 100644
--- a/arch/x86/include/asm/suspend_64.h
+++ b/arch/x86/include/asm/suspend_64.h
@@ -27,6 +27,8 @@ struct saved_context {
         u16 ds, es, fs, gs, ss;
         unsigned long gs_base, gs_kernel_base, fs_base;
         unsigned long cr0, cr2, cr3, cr4, cr8;
+        u64 misc_enable;
+        bool misc_enable_saved;
         unsigned long efer;
         u16 gdt_pad;
         u16 gdt_limit;
diff --git a/arch/x86/kvm/mmu.c b/arch/x86/kvm/mmu.c
index 81563e76e28f..a6f695d76928 100644
--- a/arch/x86/kvm/mmu.c
+++ b/arch/x86/kvm/mmu.c
@@ -1815,6 +1815,9 @@ static int set_spte(struct kvm_vcpu *vcpu, u64 *sptep,
 
                 spte |= PT_WRITABLE_MASK;
 
+                if (!tdp_enabled && !(pte_access & ACC_WRITE_MASK))
+                        spte &= ~PT_USER_MASK;
+
                 /*
                  * Optimization: for pte sync, if spte was writable the hash
                  * lookup is unnecessary (and expensive). Write protection
@@ -1870,6 +1873,8 @@ static void mmu_set_spte(struct kvm_vcpu *vcpu, u64 *sptep,
 
                         child = page_header(pte & PT64_BASE_ADDR_MASK);
                         mmu_page_remove_parent_pte(child, sptep);
+                        __set_spte(sptep, shadow_trap_nonpresent_pte);
+                        kvm_flush_remote_tlbs(vcpu->kvm);
                 } else if (pfn != spte_to_pfn(*sptep)) {
                         pgprintk("hfn old %lx new %lx\n",
                                  spte_to_pfn(*sptep), pfn);
diff --git a/arch/x86/kvm/svm.c b/arch/x86/kvm/svm.c
index 96dc232bfc56..ce438e0fdd26 100644
--- a/arch/x86/kvm/svm.c
+++ b/arch/x86/kvm/svm.c
@@ -28,6 +28,7 @@
 #include <linux/ftrace_event.h>
 #include <linux/slab.h>
 
+#include <asm/tlbflush.h>
 #include <asm/desc.h>
 
 #include <asm/virtext.h>
@@ -56,6 +57,8 @@ MODULE_LICENSE("GPL");
 
 #define DEBUGCTL_RESERVED_BITS (~(0x3fULL))
 
+static bool erratum_383_found __read_mostly;
+
 static const u32 host_save_user_msrs[] = {
 #ifdef CONFIG_X86_64
         MSR_STAR, MSR_LSTAR, MSR_CSTAR, MSR_SYSCALL_MASK, MSR_KERNEL_GS_BASE,
@@ -374,6 +377,31 @@ static void svm_queue_exception(struct kvm_vcpu *vcpu, unsigned nr,
         svm->vmcb->control.event_inj_err = error_code;
 }
 
+static void svm_init_erratum_383(void)
+{
+        u32 low, high;
+        int err;
+        u64 val;
+
+        /* Only Fam10h is affected */
+        if (boot_cpu_data.x86 != 0x10)
+                return;
+
+        /* Use _safe variants to not break nested virtualization */
+        val = native_read_msr_safe(MSR_AMD64_DC_CFG, &err);
+        if (err)
+                return;
+
+        val |= (1ULL << 47);
+
+        low  = lower_32_bits(val);
+        high = upper_32_bits(val);
+
+        native_write_msr_safe(MSR_AMD64_DC_CFG, low, high);
+
+        erratum_383_found = true;
+}
+
 static int has_svm(void)
 {
         const char *msg;
@@ -429,6 +457,8 @@ static int svm_hardware_enable(void *garbage)
 
         wrmsrl(MSR_VM_HSAVE_PA, page_to_pfn(sd->save_area) << PAGE_SHIFT);
 
+        svm_init_erratum_383();
+
         return 0;
 }
 
@@ -1410,8 +1440,59 @@ static int nm_interception(struct vcpu_svm *svm)
         return 1;
 }
 
-static int mc_interception(struct vcpu_svm *svm)
+static bool is_erratum_383(void)
 {
+        int err, i;
+        u64 value;
+
+        if (!erratum_383_found)
+                return false;
+
+        value = native_read_msr_safe(MSR_IA32_MC0_STATUS, &err);
+        if (err)
+                return false;
+
+        /* Bit 62 may or may not be set for this mce */
+        value &= ~(1ULL << 62);
+
+        if (value != 0xb600000000010015ULL)
+                return false;
+
+        /* Clear MCi_STATUS registers */
+        for (i = 0; i < 6; ++i)
+                native_write_msr_safe(MSR_IA32_MCx_STATUS(i), 0, 0);
+
+        value = native_read_msr_safe(MSR_IA32_MCG_STATUS, &err);
+        if (!err) {
+                u32 low, high;
+
+                value &= ~(1ULL << 2);
+                low    = lower_32_bits(value);
+                high   = upper_32_bits(value);
+
+                native_write_msr_safe(MSR_IA32_MCG_STATUS, low, high);
+        }
+
+        /* Flush tlb to evict multi-match entries */
+        __flush_tlb_all();
+
+        return true;
+}
+
+static void svm_handle_mce(struct vcpu_svm *svm)
+{
+        if (is_erratum_383()) {
+                /*
+                 * Erratum 383 triggered. Guest state is corrupt so kill the
+                 * guest.
+                 */
+                pr_err("KVM: Guest triggered AMD Erratum 383\n");
+
+                set_bit(KVM_REQ_TRIPLE_FAULT, &svm->vcpu.requests);
+
+                return;
+        }
+
         /*
          * On an #MC intercept the MCE handler is not called automatically in
          * the host. So do it by hand here.
@@ -1420,6 +1501,11 @@ static int mc_interception(struct vcpu_svm *svm)
                 "int $0x12\n");
         /* not sure if we ever come back to this point */
 
+        return;
+}
+
+static int mc_interception(struct vcpu_svm *svm)
+{
         return 1;
 }
 
@@ -3088,6 +3174,14 @@ static void svm_vcpu_run(struct kvm_vcpu *vcpu)
                 vcpu->arch.regs_avail &= ~(1 << VCPU_EXREG_PDPTR);
                 vcpu->arch.regs_dirty &= ~(1 << VCPU_EXREG_PDPTR);
         }
+
+        /*
+         * We need to handle MC intercepts here before the vcpu has a chance to
+         * change the physical cpu
+         */
+        if (unlikely(svm->vmcb->control.exit_code ==
+                     SVM_EXIT_EXCP_BASE + MC_VECTOR))
+                svm_handle_mce(svm);
 }
 
 #undef R
diff --git a/arch/x86/pci/i386.c b/arch/x86/pci/i386.c
index 97da2ba9344b..6fdb3ec30c31 100644
--- a/arch/x86/pci/i386.c
+++ b/arch/x86/pci/i386.c
@@ -96,6 +96,7 @@ EXPORT_SYMBOL(pcibios_align_resource);
  *        the fact the PCI specs explicitly allow address decoders to be
  *        shared between expansion ROMs and other resource regions, it's
  *        at least dangerous)
+ *      - bad resource sizes or overlaps with other regions
  *
  *  Our solution:
  *      (1) Allocate resources for all buses behind PCI-to-PCI bridges.
@@ -136,6 +137,7 @@ static void __init pcibios_allocate_bus_resources(struct list_head *bus_list)
                                          * child resource allocations in this
                                          * range.
                                          */
+                                        r->start = r->end = 0;
                                         r->flags = 0;
                                 }
                         }
diff --git a/arch/x86/power/cpu.c b/arch/x86/power/cpu.c
index 0a979f3e5b8a..1290ba54b350 100644
--- a/arch/x86/power/cpu.c
+++ b/arch/x86/power/cpu.c
@@ -105,6 +105,8 @@ static void __save_processor_state(struct saved_context *ctxt)
         ctxt->cr4 = read_cr4();
         ctxt->cr8 = read_cr8();
 #endif
+        ctxt->misc_enable_saved = !rdmsrl_safe(MSR_IA32_MISC_ENABLE,
+                                               &ctxt->misc_enable);
 }
 
 /* Needed by apm.c */
@@ -152,6 +154,8 @@ static void fix_processor_context(void)
  */
 static void __restore_processor_state(struct saved_context *ctxt)
 {
+        if (ctxt->misc_enable_saved)
+                wrmsrl(MSR_IA32_MISC_ENABLE, ctxt->misc_enable);
         /*
          * control registers
          */