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-rw-r--r--arch/alpha/kernel/process.c8
-rw-r--r--arch/alpha/kernel/smp.c12
-rw-r--r--arch/arm/configs/at91sam9260ek_defconfig2
-rw-r--r--arch/arm/configs/at91sam9261ek_defconfig2
-rw-r--r--arch/arm/configs/at91sam9263ek_defconfig2
-rw-r--r--arch/arm/configs/at91sam9rlek_defconfig2
-rw-r--r--arch/arm/configs/qil-a9260_defconfig2
-rw-r--r--arch/arm/kernel/elf.c4
-rw-r--r--arch/arm/mach-at91/at91cap9_devices.c2
-rw-r--r--arch/arm/mach-at91/at91sam9260_devices.c2
-rw-r--r--arch/arm/mach-at91/at91sam9261_devices.c2
-rw-r--r--arch/arm/mach-at91/at91sam9263_devices.c2
-rw-r--r--arch/arm/mach-at91/at91sam9rl_devices.c2
-rw-r--r--arch/arm/mach-at91/gpio.c15
-rw-r--r--arch/arm/mach-at91/include/mach/board.h1
-rw-r--r--arch/arm/mach-ep93xx/include/mach/gesbc9312.h3
-rw-r--r--arch/arm/mach-ep93xx/include/mach/hardware.h1
-rw-r--r--arch/arm/mach-kirkwood/irq.c2
-rw-r--r--arch/arm/mach-mv78xx0/irq.c2
-rw-r--r--arch/arm/mach-omap2/clock.c16
-rw-r--r--arch/arm/mach-orion5x/irq.c2
-rw-r--r--arch/arm/mm/mmu.c3
-rw-r--r--arch/arm/plat-orion/gpio.c73
-rw-r--r--arch/arm/plat-orion/include/plat/gpio.h3
-rw-r--r--arch/avr32/mach-at32ap/include/mach/board.h1
-rw-r--r--arch/ia64/include/asm/kvm.h4
-rw-r--r--arch/ia64/include/asm/mmzone.h4
-rw-r--r--arch/ia64/kvm/kvm-ia64.c4
-rw-r--r--arch/ia64/kvm/process.c17
-rw-r--r--arch/ia64/mm/numa.c4
-rw-r--r--arch/powerpc/include/asm/pgtable-4k.h2
-rw-r--r--arch/powerpc/include/asm/pgtable-64k.h2
-rw-r--r--arch/powerpc/include/asm/pgtable-ppc32.h3
-rw-r--r--arch/powerpc/kernel/align.c7
-rw-r--r--arch/powerpc/kvm/powerpc.c4
-rw-r--r--arch/powerpc/mm/numa.c5
-rw-r--r--arch/powerpc/platforms/ps3/mm.c2
-rw-r--r--arch/s390/include/asm/cputime.h2
-rw-r--r--arch/s390/include/asm/setup.h2
-rw-r--r--arch/s390/kernel/setup.c9
-rw-r--r--arch/s390/kvm/kvm-s390.c4
-rw-r--r--arch/x86/Kconfig.debug24
-rw-r--r--arch/x86/include/asm/kvm.h7
-rw-r--r--arch/x86/include/asm/mmzone_32.h2
-rw-r--r--arch/x86/include/asm/mmzone_64.h2
-rw-r--r--arch/x86/kernel/apic/apic.c2
-rw-r--r--arch/x86/kernel/cpu/cpufreq/powernow-k8.c12
-rw-r--r--arch/x86/kernel/cpu/mcheck/mce_64.c5
-rw-r--r--arch/x86/kernel/process_32.c3
-rw-r--r--arch/x86/kernel/vmiclock_32.c5
-rw-r--r--arch/x86/kvm/i8254.c2
-rw-r--r--arch/x86/kvm/irq.c7
-rw-r--r--arch/x86/kvm/irq.h1
-rw-r--r--arch/x86/kvm/lapic.c66
-rw-r--r--arch/x86/kvm/lapic.h2
-rw-r--r--arch/x86/kvm/mmu.c9
-rw-r--r--arch/x86/kvm/svm.c1
-rw-r--r--arch/x86/kvm/vmx.c5
-rw-r--r--arch/x86/kvm/x86.c10
-rw-r--r--arch/x86/mm/numa_64.c2
-rw-r--r--arch/x86/mm/pageattr.c15
61 files changed, 187 insertions, 236 deletions
diff --git a/arch/alpha/kernel/process.c b/arch/alpha/kernel/process.c
index f238370c907..8d0097f1020 100644
--- a/arch/alpha/kernel/process.c
+++ b/arch/alpha/kernel/process.c
@@ -93,8 +93,8 @@ common_shutdown_1(void *generic_ptr)
if (cpuid != boot_cpuid) {
flags |= 0x00040000UL; /* "remain halted" */
*pflags = flags;
- cpu_clear(cpuid, cpu_present_map);
- cpu_clear(cpuid, cpu_possible_map);
+ set_cpu_present(cpuid, false);
+ set_cpu_possible(cpuid, false);
halt();
}
#endif
@@ -120,8 +120,8 @@ common_shutdown_1(void *generic_ptr)
#ifdef CONFIG_SMP
/* Wait for the secondaries to halt. */
- cpu_clear(boot_cpuid, cpu_present_map);
- cpu_clear(boot_cpuid, cpu_possible_map);
+ set_cpu_present(boot_cpuid, false);
+ set_cpu_possible(boot_cpuid, false);
while (cpus_weight(cpu_present_map))
barrier();
#endif
diff --git a/arch/alpha/kernel/smp.c b/arch/alpha/kernel/smp.c
index 00f1dc3dfd5..b1fe5674c3a 100644
--- a/arch/alpha/kernel/smp.c
+++ b/arch/alpha/kernel/smp.c
@@ -120,12 +120,12 @@ void __cpuinit
smp_callin(void)
{
int cpuid = hard_smp_processor_id();
- cpumask_t mask = cpu_online_map;
- if (cpu_test_and_set(cpuid, mask)) {
+ if (cpu_online(cpuid)) {
printk("??, cpu 0x%x already present??\n", cpuid);
BUG();
}
+ set_cpu_online(cpuid, true);
/* Turn on machine checks. */
wrmces(7);
@@ -436,8 +436,8 @@ setup_smp(void)
((char *)cpubase + i*hwrpb->processor_size);
if ((cpu->flags & 0x1cc) == 0x1cc) {
smp_num_probed++;
- cpu_set(i, cpu_possible_map);
- cpu_set(i, cpu_present_map);
+ set_cpu_possible(i, true);
+ set_cpu_present(i, true);
cpu->pal_revision = boot_cpu_palrev;
}
@@ -470,8 +470,8 @@ smp_prepare_cpus(unsigned int max_cpus)
/* Nothing to do on a UP box, or when told not to. */
if (smp_num_probed == 1 || max_cpus == 0) {
- cpu_possible_map = cpumask_of_cpu(boot_cpuid);
- cpu_present_map = cpumask_of_cpu(boot_cpuid);
+ init_cpu_possible(cpumask_of(boot_cpuid));
+ init_cpu_present(cpumask_of(boot_cpuid));
printk(KERN_INFO "SMP mode deactivated.\n");
return;
}
diff --git a/arch/arm/configs/at91sam9260ek_defconfig b/arch/arm/configs/at91sam9260ek_defconfig
index e0ee7060f9a..98e2f3de4bc 100644
--- a/arch/arm/configs/at91sam9260ek_defconfig
+++ b/arch/arm/configs/at91sam9260ek_defconfig
@@ -608,7 +608,7 @@ CONFIG_WATCHDOG_NOWAYOUT=y
# Watchdog Device Drivers
#
# CONFIG_SOFT_WATCHDOG is not set
-CONFIG_AT91SAM9_WATCHDOG=y
+CONFIG_AT91SAM9X_WATCHDOG=y
#
# USB-based Watchdog Cards
diff --git a/arch/arm/configs/at91sam9261ek_defconfig b/arch/arm/configs/at91sam9261ek_defconfig
index 01d1ef97d8b..14945614239 100644
--- a/arch/arm/configs/at91sam9261ek_defconfig
+++ b/arch/arm/configs/at91sam9261ek_defconfig
@@ -700,7 +700,7 @@ CONFIG_WATCHDOG_NOWAYOUT=y
# Watchdog Device Drivers
#
# CONFIG_SOFT_WATCHDOG is not set
-CONFIG_AT91SAM9_WATCHDOG=y
+CONFIG_AT91SAM9X_WATCHDOG=y
#
# USB-based Watchdog Cards
diff --git a/arch/arm/configs/at91sam9263ek_defconfig b/arch/arm/configs/at91sam9263ek_defconfig
index 036a126725c..21599f3c627 100644
--- a/arch/arm/configs/at91sam9263ek_defconfig
+++ b/arch/arm/configs/at91sam9263ek_defconfig
@@ -710,7 +710,7 @@ CONFIG_WATCHDOG_NOWAYOUT=y
# Watchdog Device Drivers
#
# CONFIG_SOFT_WATCHDOG is not set
-CONFIG_AT91SAM9_WATCHDOG=y
+CONFIG_AT91SAM9X_WATCHDOG=y
#
# USB-based Watchdog Cards
diff --git a/arch/arm/configs/at91sam9rlek_defconfig b/arch/arm/configs/at91sam9rlek_defconfig
index 237a2a6a851..e2df81a3e80 100644
--- a/arch/arm/configs/at91sam9rlek_defconfig
+++ b/arch/arm/configs/at91sam9rlek_defconfig
@@ -606,7 +606,7 @@ CONFIG_WATCHDOG_NOWAYOUT=y
# Watchdog Device Drivers
#
# CONFIG_SOFT_WATCHDOG is not set
-CONFIG_AT91SAM9_WATCHDOG=y
+CONFIG_AT91SAM9X_WATCHDOG=y
#
# Sonics Silicon Backplane
diff --git a/arch/arm/configs/qil-a9260_defconfig b/arch/arm/configs/qil-a9260_defconfig
index cd1d717903a..9b32d0eb89b 100644
--- a/arch/arm/configs/qil-a9260_defconfig
+++ b/arch/arm/configs/qil-a9260_defconfig
@@ -727,7 +727,7 @@ CONFIG_WATCHDOG_NOWAYOUT=y
# Watchdog Device Drivers
#
# CONFIG_SOFT_WATCHDOG is not set
-# CONFIG_AT91SAM9_WATCHDOG is not set
+# CONFIG_AT91SAM9X_WATCHDOG is not set
#
# USB-based Watchdog Cards
diff --git a/arch/arm/kernel/elf.c b/arch/arm/kernel/elf.c
index 84849098c8e..d4a0da1e48f 100644
--- a/arch/arm/kernel/elf.c
+++ b/arch/arm/kernel/elf.c
@@ -74,9 +74,9 @@ EXPORT_SYMBOL(elf_set_personality);
*/
int arm_elf_read_implies_exec(const struct elf32_hdr *x, int executable_stack)
{
- if (executable_stack != EXSTACK_ENABLE_X)
+ if (executable_stack != EXSTACK_DISABLE_X)
return 1;
- if (cpu_architecture() <= CPU_ARCH_ARMv6)
+ if (cpu_architecture() < CPU_ARCH_ARMv6)
return 1;
return 0;
}
diff --git a/arch/arm/mach-at91/at91cap9_devices.c b/arch/arm/mach-at91/at91cap9_devices.c
index 9eca2209cde..412aa49ad2f 100644
--- a/arch/arm/mach-at91/at91cap9_devices.c
+++ b/arch/arm/mach-at91/at91cap9_devices.c
@@ -697,7 +697,7 @@ static void __init at91_add_device_rtt(void)
* Watchdog
* -------------------------------------------------------------------- */
-#if defined(CONFIG_AT91SAM9_WATCHDOG) || defined(CONFIG_AT91SAM9_WATCHDOG_MODULE)
+#if defined(CONFIG_AT91SAM9X_WATCHDOG) || defined(CONFIG_AT91SAM9X_WATCHDOG_MODULE)
static struct platform_device at91cap9_wdt_device = {
.name = "at91_wdt",
.id = -1,
diff --git a/arch/arm/mach-at91/at91sam9260_devices.c b/arch/arm/mach-at91/at91sam9260_devices.c
index fdde1ea21b0..d74c9ac007e 100644
--- a/arch/arm/mach-at91/at91sam9260_devices.c
+++ b/arch/arm/mach-at91/at91sam9260_devices.c
@@ -643,7 +643,7 @@ static void __init at91_add_device_rtt(void)
* Watchdog
* -------------------------------------------------------------------- */
-#if defined(CONFIG_AT91SAM9_WATCHDOG) || defined(CONFIG_AT91SAM9_WATCHDOG_MODULE)
+#if defined(CONFIG_AT91SAM9X_WATCHDOG) || defined(CONFIG_AT91SAM9X_WATCHDOG_MODULE)
static struct platform_device at91sam9260_wdt_device = {
.name = "at91_wdt",
.id = -1,
diff --git a/arch/arm/mach-at91/at91sam9261_devices.c b/arch/arm/mach-at91/at91sam9261_devices.c
index 17289756f80..59fc48311fb 100644
--- a/arch/arm/mach-at91/at91sam9261_devices.c
+++ b/arch/arm/mach-at91/at91sam9261_devices.c
@@ -621,7 +621,7 @@ static void __init at91_add_device_rtt(void)
* Watchdog
* -------------------------------------------------------------------- */
-#if defined(CONFIG_AT91SAM9_WATCHDOG) || defined(CONFIG_AT91SAM9_WATCHDOG_MODULE)
+#if defined(CONFIG_AT91SAM9X_WATCHDOG) || defined(CONFIG_AT91SAM9X_WATCHDOG_MODULE)
static struct platform_device at91sam9261_wdt_device = {
.name = "at91_wdt",
.id = -1,
diff --git a/arch/arm/mach-at91/at91sam9263_devices.c b/arch/arm/mach-at91/at91sam9263_devices.c
index b753cb879d8..134af97ff34 100644
--- a/arch/arm/mach-at91/at91sam9263_devices.c
+++ b/arch/arm/mach-at91/at91sam9263_devices.c
@@ -854,7 +854,7 @@ static void __init at91_add_device_rtt(void)
* Watchdog
* -------------------------------------------------------------------- */
-#if defined(CONFIG_AT91SAM9_WATCHDOG) || defined(CONFIG_AT91SAM9_WATCHDOG_MODULE)
+#if defined(CONFIG_AT91SAM9X_WATCHDOG) || defined(CONFIG_AT91SAM9X_WATCHDOG_MODULE)
static struct platform_device at91sam9263_wdt_device = {
.name = "at91_wdt",
.id = -1,
diff --git a/arch/arm/mach-at91/at91sam9rl_devices.c b/arch/arm/mach-at91/at91sam9rl_devices.c
index 145324f4ec5..728186515cd 100644
--- a/arch/arm/mach-at91/at91sam9rl_devices.c
+++ b/arch/arm/mach-at91/at91sam9rl_devices.c
@@ -609,7 +609,7 @@ static void __init at91_add_device_rtt(void)
* Watchdog
* -------------------------------------------------------------------- */
-#if defined(CONFIG_AT91SAM9_WATCHDOG) || defined(CONFIG_AT91SAM9_WATCHDOG_MODULE)
+#if defined(CONFIG_AT91SAM9X_WATCHDOG) || defined(CONFIG_AT91SAM9X_WATCHDOG_MODULE)
static struct platform_device at91sam9rl_wdt_device = {
.name = "at91_wdt",
.id = -1,
diff --git a/arch/arm/mach-at91/gpio.c b/arch/arm/mach-at91/gpio.c
index 9b0447c3d59..2f7d4977dce 100644
--- a/arch/arm/mach-at91/gpio.c
+++ b/arch/arm/mach-at91/gpio.c
@@ -490,7 +490,8 @@ postcore_initcall(at91_gpio_debugfs_init);
/*--------------------------------------------------------------------------*/
-/* This lock class tells lockdep that GPIO irqs are in a different
+/*
+ * This lock class tells lockdep that GPIO irqs are in a different
* category than their parents, so it won't report false recursion.
*/
static struct lock_class_key gpio_lock_class;
@@ -509,9 +510,6 @@ void __init at91_gpio_irq_setup(void)
unsigned id = this->id;
unsigned i;
- /* enable PIO controller's clock */
- clk_enable(this->clock);
-
__raw_writel(~0, this->regbase + PIO_IDR);
for (i = 0, pin = this->chipbase; i < 32; i++, pin++) {
@@ -556,7 +554,14 @@ void __init at91_gpio_init(struct at91_gpio_bank *data, int nr_banks)
data->chipbase = PIN_BASE + i * 32;
data->regbase = data->offset + (void __iomem *)AT91_VA_BASE_SYS;
- /* AT91SAM9263_ID_PIOCDE groups PIOC, PIOD, PIOE */
+ /* enable PIO controller's clock */
+ clk_enable(data->clock);
+
+ /*
+ * Some processors share peripheral ID between multiple GPIO banks.
+ * SAM9263 (PIOC, PIOD, PIOE)
+ * CAP9 (PIOA, PIOB, PIOC, PIOD)
+ */
if (last && last->id == data->id)
last->next = data;
}
diff --git a/arch/arm/mach-at91/include/mach/board.h b/arch/arm/mach-at91/include/mach/board.h
index fb51f0e0a83..0b3ae21b456 100644
--- a/arch/arm/mach-at91/include/mach/board.h
+++ b/arch/arm/mach-at91/include/mach/board.h
@@ -93,6 +93,7 @@ struct atmel_nand_data {
u8 enable_pin; /* chip enable */
u8 det_pin; /* card detect */
u8 rdy_pin; /* ready/busy */
+ u8 rdy_pin_active_low; /* rdy_pin value is inverted */
u8 ale; /* address line number connected to ALE */
u8 cle; /* address line number connected to CLE */
u8 bus_width_16; /* buswidth is 16 bit */
diff --git a/arch/arm/mach-ep93xx/include/mach/gesbc9312.h b/arch/arm/mach-ep93xx/include/mach/gesbc9312.h
deleted file mode 100644
index 21fe2b922aa..00000000000
--- a/arch/arm/mach-ep93xx/include/mach/gesbc9312.h
+++ /dev/null
@@ -1,3 +0,0 @@
-/*
- * arch/arm/mach-ep93xx/include/mach/gesbc9312.h
- */
diff --git a/arch/arm/mach-ep93xx/include/mach/hardware.h b/arch/arm/mach-ep93xx/include/mach/hardware.h
index 529807d182b..2866297310b 100644
--- a/arch/arm/mach-ep93xx/include/mach/hardware.h
+++ b/arch/arm/mach-ep93xx/include/mach/hardware.h
@@ -10,7 +10,6 @@
#include "platform.h"
-#include "gesbc9312.h"
#include "ts72xx.h"
#endif
diff --git a/arch/arm/mach-kirkwood/irq.c b/arch/arm/mach-kirkwood/irq.c
index efb86b70027..06083b23bb4 100644
--- a/arch/arm/mach-kirkwood/irq.c
+++ b/arch/arm/mach-kirkwood/irq.c
@@ -42,7 +42,7 @@ void __init kirkwood_init_irq(void)
writel(0, GPIO_EDGE_CAUSE(32));
for (i = IRQ_KIRKWOOD_GPIO_START; i < NR_IRQS; i++) {
- set_irq_chip(i, &orion_gpio_irq_level_chip);
+ set_irq_chip(i, &orion_gpio_irq_chip);
set_irq_handler(i, handle_level_irq);
irq_desc[i].status |= IRQ_LEVEL;
set_irq_flags(i, IRQF_VALID);
diff --git a/arch/arm/mach-mv78xx0/irq.c b/arch/arm/mach-mv78xx0/irq.c
index e273418797b..30b7e4bcdbc 100644
--- a/arch/arm/mach-mv78xx0/irq.c
+++ b/arch/arm/mach-mv78xx0/irq.c
@@ -40,7 +40,7 @@ void __init mv78xx0_init_irq(void)
writel(0, GPIO_EDGE_CAUSE(0));
for (i = IRQ_MV78XX0_GPIO_START; i < NR_IRQS; i++) {
- set_irq_chip(i, &orion_gpio_irq_level_chip);
+ set_irq_chip(i, &orion_gpio_irq_chip);
set_irq_handler(i, handle_level_irq);
irq_desc[i].status |= IRQ_LEVEL;
set_irq_flags(i, IRQF_VALID);
diff --git a/arch/arm/mach-omap2/clock.c b/arch/arm/mach-omap2/clock.c
index ad721e0cbf7..ce4d46a4a83 100644
--- a/arch/arm/mach-omap2/clock.c
+++ b/arch/arm/mach-omap2/clock.c
@@ -565,7 +565,7 @@ u32 omap2_clksel_to_divisor(struct clk *clk, u32 field_val)
*
* Given a struct clk of a rate-selectable clksel clock, and a clock divisor,
* find the corresponding register field value. The return register value is
- * the value before left-shifting. Returns 0xffffffff on error
+ * the value before left-shifting. Returns ~0 on error
*/
u32 omap2_divisor_to_clksel(struct clk *clk, u32 div)
{
@@ -577,7 +577,7 @@ u32 omap2_divisor_to_clksel(struct clk *clk, u32 div)
clks = omap2_get_clksel_by_parent(clk, clk->parent);
if (clks == NULL)
- return 0;
+ return ~0;
for (clkr = clks->rates; clkr->div; clkr++) {
if ((clkr->flags & cpu_mask) && (clkr->div == div))
@@ -588,7 +588,7 @@ u32 omap2_divisor_to_clksel(struct clk *clk, u32 div)
printk(KERN_ERR "clock: Could not find divisor %d for "
"clock %s parent %s\n", div, clk->name,
clk->parent->name);
- return 0;
+ return ~0;
}
return clkr->val;
@@ -708,7 +708,7 @@ static u32 omap2_clksel_get_src_field(void __iomem **src_addr,
return 0;
for (clkr = clks->rates; clkr->div; clkr++) {
- if (clkr->flags & (cpu_mask | DEFAULT_RATE))
+ if (clkr->flags & cpu_mask && clkr->flags & DEFAULT_RATE)
break; /* Found the default rate for this platform */
}
@@ -746,7 +746,7 @@ int omap2_clk_set_parent(struct clk *clk, struct clk *new_parent)
return -EINVAL;
if (clk->usecount > 0)
- _omap2_clk_disable(clk);
+ omap2_clk_disable(clk);
/* Set new source value (previous dividers if any in effect) */
reg_val = __raw_readl(src_addr) & ~field_mask;
@@ -759,11 +759,11 @@ int omap2_clk_set_parent(struct clk *clk, struct clk *new_parent)
wmb();
}
- if (clk->usecount > 0)
- _omap2_clk_enable(clk);
-
clk->parent = new_parent;
+ if (clk->usecount > 0)
+ omap2_clk_enable(clk);
+
/* CLKSEL clocks follow their parents' rates, divided by a divisor */
clk->rate = new_parent->rate;
diff --git a/arch/arm/mach-orion5x/irq.c b/arch/arm/mach-orion5x/irq.c
index 0caae43301e..e03f7b45cb0 100644
--- a/arch/arm/mach-orion5x/irq.c
+++ b/arch/arm/mach-orion5x/irq.c
@@ -44,7 +44,7 @@ void __init orion5x_init_irq(void)
* User can use set_type() if he wants to use edge types handlers.
*/
for (i = IRQ_ORION5X_GPIO_START; i < NR_IRQS; i++) {
- set_irq_chip(i, &orion_gpio_irq_level_chip);
+ set_irq_chip(i, &orion_gpio_irq_chip);
set_irq_handler(i, handle_level_irq);
irq_desc[i].status |= IRQ_LEVEL;
set_irq_flags(i, IRQF_VALID);
diff --git a/arch/arm/mm/mmu.c b/arch/arm/mm/mmu.c
index 9b36c5cb5e9..d4d082c5c2d 100644
--- a/arch/arm/mm/mmu.c
+++ b/arch/arm/mm/mmu.c
@@ -693,7 +693,8 @@ static void __init sanity_check_meminfo(void)
* Check whether this memory bank would entirely overlap
* the vmalloc area.
*/
- if (__va(bank->start) >= VMALLOC_MIN) {
+ if (__va(bank->start) >= VMALLOC_MIN ||
+ __va(bank->start) < PAGE_OFFSET) {
printk(KERN_NOTICE "Ignoring RAM at %.8lx-%.8lx "
"(vmalloc region overlap).\n",
bank->start, bank->start + bank->size - 1);
diff --git a/arch/arm/plat-orion/gpio.c b/arch/arm/plat-orion/gpio.c
index 967186425ca..0d12c216476 100644
--- a/arch/arm/plat-orion/gpio.c
+++ b/arch/arm/plat-orion/gpio.c
@@ -265,51 +265,36 @@ EXPORT_SYMBOL(orion_gpio_set_blink);
* polarity LEVEL mask
*
****************************************************************************/
-static void gpio_irq_edge_ack(u32 irq)
-{
- int pin = irq_to_gpio(irq);
-
- writel(~(1 << (pin & 31)), GPIO_EDGE_CAUSE(pin));
-}
-
-static void gpio_irq_edge_mask(u32 irq)
-{
- int pin = irq_to_gpio(irq);
- u32 u;
-
- u = readl(GPIO_EDGE_MASK(pin));
- u &= ~(1 << (pin & 31));
- writel(u, GPIO_EDGE_MASK(pin));
-}
-static void gpio_irq_edge_unmask(u32 irq)
+static void gpio_irq_ack(u32 irq)
{
- int pin = irq_to_gpio(irq);
- u32 u;
-
- u = readl(GPIO_EDGE_MASK(pin));
- u |= 1 << (pin & 31);
- writel(u, GPIO_EDGE_MASK(pin));
+ int type = irq_desc[irq].status & IRQ_TYPE_SENSE_MASK;
+ if (type & (IRQ_TYPE_EDGE_RISING | IRQ_TYPE_EDGE_FALLING)) {
+ int pin = irq_to_gpio(irq);
+ writel(~(1 << (pin & 31)), GPIO_EDGE_CAUSE(pin));
+ }
}
-static void gpio_irq_level_mask(u32 irq)
+static void gpio_irq_mask(u32 irq)
{
int pin = irq_to_gpio(irq);
- u32 u;
-
- u = readl(GPIO_LEVEL_MASK(pin));
+ int type = irq_desc[irq].status & IRQ_TYPE_SENSE_MASK;
+ u32 reg = (type & (IRQ_TYPE_EDGE_RISING | IRQ_TYPE_EDGE_FALLING)) ?
+ GPIO_EDGE_MASK(pin) : GPIO_LEVEL_MASK(pin);
+ u32 u = readl(reg);
u &= ~(1 << (pin & 31));
- writel(u, GPIO_LEVEL_MASK(pin));
+ writel(u, reg);
}
-static void gpio_irq_level_unmask(u32 irq)
+static void gpio_irq_unmask(u32 irq)
{
int pin = irq_to_gpio(irq);
- u32 u;
-
- u = readl(GPIO_LEVEL_MASK(pin));
+ int type = irq_desc[irq].status & IRQ_TYPE_SENSE_MASK;
+ u32 reg = (type & (IRQ_TYPE_EDGE_RISING | IRQ_TYPE_EDGE_FALLING)) ?
+ GPIO_EDGE_MASK(pin) : GPIO_LEVEL_MASK(pin);
+ u32 u = readl(reg);
u |= 1 << (pin & 31);
- writel(u, GPIO_LEVEL_MASK(pin));
+ writel(u, reg);
}
static int gpio_irq_set_type(u32 irq, u32 type)
@@ -331,9 +316,9 @@ static int gpio_irq_set_type(u32 irq, u32 type)
* Set edge/level type.
*/
if (type & (IRQ_TYPE_EDGE_RISING | IRQ_TYPE_EDGE_FALLING)) {
- desc->chip = &orion_gpio_irq_edge_chip;
+ desc->handle_irq = handle_edge_irq;
} else if (type & (IRQ_TYPE_LEVEL_HIGH | IRQ_TYPE_LEVEL_LOW)) {
- desc->chip = &orion_gpio_irq_level_chip;
+ desc->handle_irq = handle_level_irq;
} else {
printk(KERN_ERR "failed to set irq=%d (type=%d)\n", irq, type);
return -EINVAL;
@@ -371,19 +356,11 @@ static int gpio_irq_set_type(u32 irq, u32 type)
return 0;
}
-struct irq_chip orion_gpio_irq_edge_chip = {
- .name = "orion_gpio_irq_edge",
- .ack = gpio_irq_edge_ack,
- .mask = gpio_irq_edge_mask,
- .unmask = gpio_irq_edge_unmask,
- .set_type = gpio_irq_set_type,
-};
-
-struct irq_chip orion_gpio_irq_level_chip = {
- .name = "orion_gpio_irq_level",
- .mask = gpio_irq_level_mask,
- .mask_ack = gpio_irq_level_mask,
- .unmask = gpio_irq_level_unmask,
+struct irq_chip orion_gpio_irq_chip = {
+ .name = "orion_gpio",
+ .ack = gpio_irq_ack,
+ .mask = gpio_irq_mask,
+ .unmask = gpio_irq_unmask,
.set_type = gpio_irq_set_type,
};
diff --git a/arch/arm/plat-orion/include/plat/gpio.h b/arch/arm/plat-orion/include/plat/gpio.h
index 54deaf274b5..ec743e82c87 100644
--- a/arch/arm/plat-orion/include/plat/gpio.h
+++ b/arch/arm/plat-orion/include/plat/gpio.h
@@ -31,8 +31,7 @@ void orion_gpio_set_blink(unsigned pin, int blink);
/*
* GPIO interrupt handling.
*/
-extern struct irq_chip orion_gpio_irq_edge_chip;
-extern struct irq_chip orion_gpio_irq_level_chip;
+extern struct irq_chip orion_gpio_irq_chip;
void orion_gpio_irq_handler(int irqoff);
diff --git a/arch/avr32/mach-at32ap/include/mach/board.h b/arch/avr32/mach-at32ap/include/mach/board.h
index aafaf7a7888..cff8e84f78f 100644
--- a/arch/avr32/mach-at32ap/include/mach/board.h
+++ b/arch/avr32/mach-at32ap/include/mach/board.h
@@ -116,6 +116,7 @@ struct atmel_nand_data {
int enable_pin; /* chip enable */
int det_pin; /* card detect */
int rdy_pin; /* ready/busy */
+ u8 rdy_pin_active_low; /* rdy_pin value is inverted */
u8 ale; /* address line number connected to ALE */
u8 cle; /* address line number connected to CLE */
u8 bus_width_16; /* buswidth is 16 bit */
diff --git a/arch/ia64/include/asm/kvm.h b/arch/ia64/include/asm/kvm.h
index 116761ca462..2b0a38e8470 100644
--- a/arch/ia64/include/asm/kvm.h
+++ b/arch/ia64/include/asm/kvm.h
@@ -24,6 +24,10 @@
#include <linux/types.h>
#include <linux/ioctl.h>
+/* Select x86 specific features in <linux/kvm.h> */
+#define __KVM_HAVE_IOAPIC
+#define __KVM_HAVE_DEVICE_ASSIGNMENT
+
/* Architectural interrupt line count. */
#define KVM_NR_INTERRUPTS 256
diff --git a/arch/ia64/include/asm/mmzone.h b/arch/ia64/include/asm/mmzone.h
index 34efe88eb84..f2ca32069b3 100644
--- a/arch/ia64/include/asm/mmzone.h
+++ b/arch/ia64/include/asm/mmzone.h
@@ -31,10 +31,6 @@ static inline int pfn_to_nid(unsigned long pfn)
#endif
}
-#ifdef CONFIG_HAVE_ARCH_EARLY_PFN_TO_NID
-extern int early_pfn_to_nid(unsigned long pfn);
-#endif
-
#ifdef CONFIG_IA64_DIG /* DIG systems are small */
# define MAX_PHYSNODE_ID 8
# define NR_NODE_MEMBLKS (MAX_NUMNODES * 8)
diff --git a/arch/ia64/kvm/kvm-ia64.c b/arch/ia64/kvm/kvm-ia64.c
index 4e586f6110a..28f982045f2 100644
--- a/arch/ia64/kvm/kvm-ia64.c
+++ b/arch/ia64/kvm/kvm-ia64.c
@@ -1337,6 +1337,10 @@ static void kvm_release_vm_pages(struct kvm *kvm)
}
}
+void kvm_arch_sync_events(struct kvm *kvm)
+{
+}
+
void kvm_arch_destroy_vm(struct kvm *kvm)
{
kvm_iommu_unmap_guest(kvm);
diff --git a/arch/ia64/kvm/process.c b/arch/ia64/kvm/process.c
index 552d0772420..230eae482f3 100644
--- a/arch/ia64/kvm/process.c
+++ b/arch/ia64/kvm/process.c
@@ -455,13 +455,18 @@ fpswa_ret_t vmm_fp_emulate(int fp_fault, void *bundle, unsigned long *ipsr,
if (!vmm_fpswa_interface)
return (fpswa_ret_t) {-1, 0, 0, 0};
- /*
- * Just let fpswa driver to use hardware fp registers.
- * No fp register is valid in memory.
- */
memset(&fp_state, 0, sizeof(fp_state_t));
/*
+ * compute fp_state. only FP registers f6 - f11 are used by the
+ * vmm, so set those bits in the mask and set the low volatile
+ * pointer to point to these registers.
+ */
+ fp_state.bitmask_low64 = 0xfc0; /* bit6..bit11 */
+
+ fp_state.fp_state_low_volatile = (fp_state_low_volatile_t *) &regs->f6;
+
+ /*
* unsigned long (*EFI_FPSWA) (
* unsigned long trap_type,
* void *Bundle,
@@ -545,10 +550,6 @@ void reflect_interruption(u64 ifa, u64 isr, u64 iim,
status = vmm_handle_fpu_swa(0, regs, isr);
if (!status)
return ;
- else if (-EAGAIN == status) {
- vcpu_decrement_iip(vcpu);
- return ;
- }
break;
}
diff --git a/arch/ia64/mm/numa.c b/arch/ia64/mm/numa.c
index b73bf1838e5..3efea7d0a35 100644
--- a/arch/ia64/mm/numa.c
+++ b/arch/ia64/mm/numa.c
@@ -58,7 +58,7 @@ paddr_to_nid(unsigned long paddr)
* SPARSEMEM to allocate the SPARSEMEM sectionmap on the NUMA node where
* the section resides.
*/
-int early_pfn_to_nid(unsigned long pfn)
+int __meminit __early_pfn_to_nid(unsigned long pfn)
{
int i, section = pfn >> PFN_SECTION_SHIFT, ssec, esec;
@@ -70,7 +70,7 @@ int early_pfn_to_nid(unsigned long pfn)
return node_memblk[i].nid;
}
- return 0;
+ return -1;
}
#ifdef CONFIG_MEMORY_HOTPLUG
diff --git a/arch/powerpc/include/asm/pgtable-4k.h b/arch/powerpc/include/asm/pgtable-4k.h
index 6b18ba9d2d8..1dbca4e7de6 100644
--- a/arch/powerpc/include/asm/pgtable-4k.h
+++ b/arch/powerpc/include/asm/pgtable-4k.h
@@ -60,7 +60,7 @@
/* It should be preserving the high 48 bits and then specifically */
/* preserving _PAGE_SECONDARY | _PAGE_GROUP_IX */
#define _PAGE_CHG_MASK (PAGE_MASK | _PAGE_ACCESSED | _PAGE_DIRTY | \
- _PAGE_HPTEFLAGS)
+ _PAGE_HPTEFLAGS | _PAGE_SPECIAL)
/* Bits to mask out from a PMD to get to the PTE page */
#define PMD_MASKED_BITS 0
diff --git a/arch/powerpc/include/asm/pgtable-64k.h b/arch/powerpc/include/asm/pgtable-64k.h
index 07b0d8f09cb..7389003349a 100644
--- a/arch/powerpc/include/asm/pgtable-64k.h
+++ b/arch/powerpc/include/asm/pgtable-64k.h
@@ -114,7 +114,7 @@ static inline struct subpage_prot_table *pgd_subpage_prot(pgd_t *pgd)
* pgprot changes
*/
#define _PAGE_CHG_MASK (PTE_RPN_MASK | _PAGE_HPTEFLAGS | _PAGE_DIRTY | \
- _PAGE_ACCESSED)
+ _PAGE_ACCESSED | _PAGE_SPECIAL)
/* Bits to mask out from a PMD to get to the PTE page */
#define PMD_MASKED_BITS 0x1ff
diff --git a/arch/powerpc/include/asm/pgtable-ppc32.h b/arch/powerpc/include/asm/pgtable-ppc32.h
index f69a4d97772..820b5f0a35c 100644
--- a/arch/powerpc/include/asm/pgtable-ppc32.h
+++ b/arch/powerpc/include/asm/pgtable-ppc32.h
@@ -429,7 +429,8 @@ extern int icache_44x_need_flush;
#define PMD_PAGE_SIZE(pmd) bad_call_to_PMD_PAGE_SIZE()
#endif
-#define _PAGE_CHG_MASK (PAGE_MASK | _PAGE_ACCESSED | _PAGE_DIRTY)
+#define _PAGE_CHG_MASK (PAGE_MASK | _PAGE_ACCESSED | _PAGE_DIRTY | \
+ _PAGE_SPECIAL)
#define PAGE_PROT_BITS (_PAGE_GUARDED | _PAGE_COHERENT | _PAGE_NO_CACHE | \
diff --git a/arch/powerpc/kernel/align.c b/arch/powerpc/kernel/align.c
index 5af4e9b2dbe..ada06924a42 100644
--- a/arch/powerpc/kernel/align.c
+++ b/arch/powerpc/kernel/align.c
@@ -646,11 +646,16 @@ static int emulate_vsx(unsigned char __user *addr, unsigned int reg,
unsigned int areg, struct pt_regs *regs,
unsigned int flags, unsigned int length)
{
- char *ptr = (char *) &current->thread.TS_FPR(reg);
+ char *ptr;
int ret = 0;
flush_vsx_to_thread(current);
+ if (reg < 32)
+ ptr = (char *) &current->thread.TS_FPR(reg);
+ else
+ ptr = (char *) &current->thread.vr[reg - 32];
+
if (flags & ST)
ret = __copy_to_user(addr, ptr, length);
else {
diff --git a/arch/powerpc/kvm/powerpc.c b/arch/powerpc/kvm/powerpc.c
index 2822c8ccfaa..5f81256287f 100644
--- a/arch/powerpc/kvm/powerpc.c
+++ b/arch/powerpc/kvm/powerpc.c
@@ -125,6 +125,10 @@ static void kvmppc_free_vcpus(struct kvm *kvm)
}
}
+void kvm_arch_sync_events(struct kvm *kvm)
+{
+}
+
void kvm_arch_destroy_vm(struct kvm *kvm)
{
kvmppc_free_vcpus(kvm);
diff --git a/arch/powerpc/mm/numa.c b/arch/powerpc/mm/numa.c
index 7393bd76d69..5ac08b8ab65 100644
--- a/arch/powerpc/mm/numa.c
+++ b/arch/powerpc/mm/numa.c
@@ -19,6 +19,7 @@
#include <linux/notifier.h>
#include <linux/lmb.h>
#include <linux/of.h>
+#include <linux/pfn.h>
#include <asm/sparsemem.h>
#include <asm/prom.h>
#include <asm/system.h>
@@ -882,7 +883,7 @@ static void mark_reserved_regions_for_nid(int nid)
unsigned long physbase = lmb.reserved.region[i].base;
unsigned long size = lmb.reserved.region[i].size;
unsigned long start_pfn = physbase >> PAGE_SHIFT;
- unsigned long end_pfn = ((physbase + size) >> PAGE_SHIFT);
+ unsigned long end_pfn = PFN_UP(physbase + size);
struct node_active_region node_ar;
unsigned long node_end_pfn = node->node_start_pfn +
node->node_spanned_pages;
@@ -908,7 +909,7 @@ static void mark_reserved_regions_for_nid(int nid)
*/
if (end_pfn > node_ar.end_pfn)
reserve_size = (node_ar.end_pfn << PAGE_SHIFT)
- - (start_pfn << PAGE_SHIFT);
+ - physbase;
/*
* Only worry about *this* node, others may not
* yet have valid NODE_DATA().
diff --git a/arch/powerpc/platforms/ps3/mm.c b/arch/powerpc/platforms/ps3/mm.c
index 67de6bf3db3..d281cc0bca7 100644
--- a/arch/powerpc/platforms/ps3/mm.c
+++ b/arch/powerpc/platforms/ps3/mm.c
@@ -328,7 +328,7 @@ static int __init ps3_mm_add_memory(void)
return result;
}
-core_initcall(ps3_mm_add_memory);
+device_initcall(ps3_mm_add_memory);
/*============================================================================*/
/* dma routines */
diff --git a/arch/s390/include/asm/cputime.h b/arch/s390/include/asm/cputime.h
index 521726430af..95b0f7db3c6 100644
--- a/arch/s390/include/asm/cputime.h
+++ b/arch/s390/include/asm/cputime.h
@@ -145,7 +145,7 @@ cputime_to_timeval(const cputime_t cputime, struct timeval *value)
value->tv_usec = rp.subreg.even / 4096;
value->tv_sec = rp.subreg.odd;
#else
- value->tv_usec = cputime % 4096000000ULL;
+ value->tv_usec = (cputime % 4096000000ULL) / 4096;
value->tv_sec = cputime / 4096000000ULL;
#endif
}
diff --git a/arch/s390/include/asm/setup.h b/arch/s390/include/asm/setup.h
index 2bd9faeb391..e8bd6ac22c9 100644
--- a/arch/s390/include/asm/setup.h
+++ b/arch/s390/include/asm/setup.h
@@ -43,6 +43,8 @@ struct mem_chunk {
extern struct mem_chunk memory_chunk[];
extern unsigned long real_memory_size;
+extern int memory_end_set;
+extern unsigned long memory_end;
void detect_memory_layout(struct mem_chunk chunk[]);
diff --git a/arch/s390/kernel/setup.c b/arch/s390/kernel/setup.c
index d825f4950e4..c5cfb6185ea 100644
--- a/arch/s390/kernel/setup.c
+++ b/arch/s390/kernel/setup.c
@@ -82,7 +82,9 @@ char elf_platform[ELF_PLATFORM_SIZE];
struct mem_chunk __initdata memory_chunk[MEMORY_CHUNKS];
volatile int __cpu_logical_map[NR_CPUS]; /* logical cpu to cpu address */
-static unsigned long __initdata memory_end;
+
+int __initdata memory_end_set;
+unsigned long __initdata memory_end;
/*
* This is set up by the setup-routine at boot-time
@@ -281,6 +283,7 @@ void (*pm_power_off)(void) = machine_power_off;
static int __init early_parse_mem(char *p)
{
memory_end = memparse(p, &p);
+ memory_end_set = 1;
return 0;
}
early_param("mem", early_parse_mem);
@@ -508,8 +511,10 @@ static void __init setup_memory_end(void)
int i;
#if defined(CONFIG_ZFCPDUMP) || defined(CONFIG_ZFCPDUMP_MODULE)
- if (ipl_info.type == IPL_TYPE_FCP_DUMP)
+ if (ipl_info.type == IPL_TYPE_FCP_DUMP) {
memory_end = ZFCPDUMP_HSA_SIZE;
+ memory_end_set = 1;
+ }
#endif
memory_size = 0;
memory_end &= PAGE_MASK;
diff --git a/arch/s390/kvm/kvm-s390.c b/arch/s390/kvm/kvm-s390.c
index be8497186b9..0d33893e1e8 100644
--- a/arch/s390/kvm/kvm-s390.c
+++ b/arch/s390/kvm/kvm-s390.c
@@ -212,6 +212,10 @@ static void kvm_free_vcpus(struct kvm *kvm)
}
}
+void kvm_arch_sync_events(struct kvm *kvm)
+{
+}
+
void kvm_arch_destroy_vm(struct kvm *kvm)
{
kvm_free_vcpus(kvm);
diff --git a/arch/x86/Kconfig.debug b/arch/x86/Kconfig.debug
index ba4781b9389..fdb45df608b 100644
--- a/arch/x86/Kconfig.debug
+++ b/arch/x86/Kconfig.debug
@@ -175,28 +175,8 @@ config IOMMU_LEAK
Add a simple leak tracer to the IOMMU code. This is useful when you
are debugging a buggy device driver that leaks IOMMU mappings.
-config MMIOTRACE
- bool "Memory mapped IO tracing"
- depends on DEBUG_KERNEL && PCI
- select TRACING
- help
- Mmiotrace traces Memory Mapped I/O access and is meant for
- debugging and reverse engineering. It is called from the ioremap
- implementation and works via page faults. Tracing is disabled by
- default and can be enabled at run-time.
-
- See Documentation/tracers/mmiotrace.txt.
- If you are not helping to develop drivers, say N.
-
-config MMIOTRACE_TEST
- tristate "Test module for mmiotrace"
- depends on MMIOTRACE && m
- help
- This is a dumb module for testing mmiotrace. It is very dangerous
- as it will write garbage to IO memory starting at a given address.
- However, it should be safe to use on e.g. unused portion of VRAM.
-
- Say N, unless you absolutely know what you are doing.
+config HAVE_MMIOTRACE_SUPPORT
+ def_bool y
#
# IO delay types:
diff --git a/arch/x86/include/asm/kvm.h b/arch/x86/include/asm/kvm.h
index d2e3bf3608a..886c9402ec4 100644
--- a/arch/x86/include/asm/kvm.h
+++ b/arch/x86/include/asm/kvm.h
@@ -9,6 +9,13 @@
#include <linux/types.h>
#include <linux/ioctl.h>
+/* Select x86 specific features in <linux/kvm.h> */
+#define __KVM_HAVE_PIT
+#define __KVM_HAVE_IOAPIC
+#define __KVM_HAVE_DEVICE_ASSIGNMENT
+#define __KVM_HAVE_MSI
+#define __KVM_HAVE_USER_NMI
+
/* Architectural interrupt line count. */
#define KVM_NR_INTERRUPTS 256
diff --git a/arch/x86/include/asm/mmzone_32.h b/arch/x86/include/asm/mmzone_32.h
index 07f1af494ca..105fb90a063 100644
--- a/arch/x86/include/asm/mmzone_32.h
+++ b/arch/x86/include/asm/mmzone_32.h
@@ -32,8 +32,6 @@ static inline void get_memcfg_numa(void)
get_memcfg_numa_flat();
}
-extern int early_pfn_to_nid(unsigned long pfn);
-
extern void resume_map_numa_kva(pgd_t *pgd);
#else /* !CONFIG_NUMA */
diff --git a/arch/x86/include/asm/mmzone_64.h b/arch/x86/include/asm/mmzone_64.h
index a5b3817d4b9..a29f48c2a32 100644
--- a/arch/x86/include/asm/mmzone_64.h
+++ b/arch/x86/include/asm/mmzone_64.h
@@ -40,8 +40,6 @@ static inline __attribute__((pure)) int phys_to_nid(unsigned long addr)
#define node_end_pfn(nid) (NODE_DATA(nid)->node_start_pfn + \
NODE_DATA(nid)->node_spanned_pages)
-extern int early_pfn_to_nid(unsigned long pfn);
-
#ifdef CONFIG_NUMA_EMU
#define FAKE_NODE_MIN_SIZE (64 * 1024 * 1024)
#define FAKE_NODE_MIN_HASH_MASK (~(FAKE_NODE_MIN_SIZE - 1UL))
diff --git a/arch/x86/kernel/apic/apic.c b/arch/x86/kernel/apic/apic.c
index c12823eb55b..160b3ab11e7 100644
--- a/arch/x86/kernel/apic/apic.c
+++ b/arch/x86/kernel/apic/apic.c
@@ -837,7 +837,7 @@ void clear_local_APIC(void)
}
/* lets not touch this if we didn't frob it */
-#if defined(CONFIG_X86_MCE_P4THERMAL) || defined(X86_MCE_INTEL)
+#if defined(CONFIG_X86_MCE_P4THERMAL) || defined(CONFIG_X86_MCE_INTEL)
if (maxlvt >= 5) {
v = apic_read(APIC_LVTTHMR);
apic_write(APIC_LVTTHMR, v | APIC_LVT_MASKED);
diff --git a/arch/x86/kernel/cpu/cpufreq/powernow-k8.c b/arch/x86/kernel/cpu/cpufreq/powernow-k8.c
index fb039cd345d..6428aa17b40 100644
--- a/arch/x86/kernel/cpu/cpufreq/powernow-k8.c
+++ b/arch/x86/kernel/cpu/cpufreq/powernow-k8.c
@@ -1157,8 +1157,7 @@ static int __cpuinit powernowk8_cpu_init(struct cpufreq_policy *pol)
data->cpu = pol->cpu;
data->currpstate = HW_PSTATE_INVALID;
- rc = powernow_k8_cpu_init_acpi(data);
- if (rc) {
+ if (powernow_k8_cpu_init_acpi(data)) {
/*
* Use the PSB BIOS structure. This is only availabe on
* an UP version, and is deprecated by AMD.
@@ -1176,17 +1175,20 @@ static int __cpuinit powernowk8_cpu_init(struct cpufreq_policy *pol)
"ACPI maintainers and complain to your BIOS "
"vendor.\n");
#endif
- goto err_out;
+ kfree(data);
+ return -ENODEV;
}
if (pol->cpu != 0) {
printk(KERN_ERR FW_BUG PFX "No ACPI _PSS objects for "
"CPU other than CPU0. Complain to your BIOS "
"vendor.\n");
- goto err_out;
+ kfree(data);
+ return -ENODEV;
}
rc = find_psb_table(data);
if (rc) {
- goto err_out;
+ kfree(data);
+ return -ENODEV;
}
/* Take a crude guess here.
* That guess was in microseconds, so multiply with 1000 */
diff --git a/arch/x86/kernel/cpu/mcheck/mce_64.c b/arch/x86/kernel/cpu/mcheck/mce_64.c
index 1c838032fd3..25cf624eccb 100644
--- a/arch/x86/kernel/cpu/mcheck/mce_64.c
+++ b/arch/x86/kernel/cpu/mcheck/mce_64.c
@@ -295,11 +295,11 @@ void do_machine_check(struct pt_regs * regs, long error_code)
* If we know that the error was in user space, send a
* SIGBUS. Otherwise, panic if tolerance is low.
*
- * do_exit() takes an awful lot of locks and has a slight
+ * force_sig() takes an awful lot of locks and has a slight
* risk of deadlocking.
*/
if (user_space) {
- do_exit(SIGBUS);
+ force_sig(SIGBUS, current);
} else if (panic_on_oops || tolerant < 2) {
mce_panic("Uncorrected machine check",
&panicm, mcestart);
@@ -734,6 +734,7 @@ __setup("mce=", mcheck_enable);
static int mce_resume(struct sys_device *dev)
{
mce_init(NULL);
+ mce_cpu_features(&current_cpu_data);
return 0;
}
diff --git a/arch/x86/kernel/process_32.c b/arch/x86/kernel/process_32.c
index fec79ad85dc..646da41a620 100644
--- a/arch/x86/kernel/process_32.c
+++ b/arch/x86/kernel/process_32.c
@@ -111,9 +111,6 @@ void cpu_idle(void)
check_pgt_cache();
rmb();
- if (rcu_pending(cpu))
- rcu_check_callbacks(cpu, 0);
-
if (cpu_is_offline(cpu))
play_dead();
diff --git a/arch/x86/kernel/vmiclock_32.c b/arch/x86/kernel/vmiclock_32.c
index a4791ef412d..9cd28c04952 100644
--- a/arch/x86/kernel/vmiclock_32.c
+++ b/arch/x86/kernel/vmiclock_32.c
@@ -283,10 +283,13 @@ void __devinit vmi_time_ap_init(void)
#endif
/** vmi clocksource */
+static struct clocksource clocksource_vmi;
static cycle_t read_real_cycles(void)
{
- return vmi_timer_ops.get_cycle_counter(VMI_CYCLES_REAL);
+ cycle_t ret = (cycle_t)vmi_timer_ops.get_cycle_counter(VMI_CYCLES_REAL);
+ return ret >= clocksource_vmi.cycle_last ?
+ ret : clocksource_vmi.cycle_last;
}
static struct clocksource clocksource_vmi = {
diff --git a/arch/x86/kvm/i8254.c b/arch/x86/kvm/i8254.c
index e665d1c623c..72bd275a9b5 100644
--- a/arch/x86/kvm/i8254.c
+++ b/arch/x86/kvm/i8254.c
@@ -207,7 +207,7 @@ static int __pit_timer_fn(struct kvm_kpit_state *ps)
hrtimer_add_expires_ns(&pt->timer, pt->period);
pt->scheduled = hrtimer_get_expires_ns(&pt->timer);
if (pt->period)
- ps->channels[0].count_load_time = hrtimer_get_expires(&pt->timer);
+ ps->channels[0].count_load_time = ktime_get();
return (pt->period == 0 ? 0 : 1);
}
diff --git a/arch/x86/kvm/irq.c b/arch/x86/kvm/irq.c
index c019b8edcdb..cf17ed52f6f 100644
--- a/arch/x86/kvm/irq.c
+++ b/arch/x86/kvm/irq.c
@@ -87,13 +87,6 @@ void kvm_inject_pending_timer_irqs(struct kvm_vcpu *vcpu)
}
EXPORT_SYMBOL_GPL(kvm_inject_pending_timer_irqs);
-void kvm_timer_intr_post(struct kvm_vcpu *vcpu, int vec)
-{
- kvm_apic_timer_intr_post(vcpu, vec);
- /* TODO: PIT, RTC etc. */
-}
-EXPORT_SYMBOL_GPL(kvm_timer_intr_post);
-
void __kvm_migrate_timers(struct kvm_vcpu *vcpu)
{
__kvm_migrate_apic_timer(vcpu);
diff --git a/arch/x86/kvm/irq.h b/arch/x86/kvm/irq.h
index 2bf32a03cee..82579ee538d 100644
--- a/arch/x86/kvm/irq.h
+++ b/arch/x86/kvm/irq.h
@@ -89,7 +89,6 @@ static inline int irqchip_in_kernel(struct kvm *kvm)
void kvm_pic_reset(struct kvm_kpic_state *s);
-void kvm_timer_intr_post(struct kvm_vcpu *vcpu, int vec);
void kvm_inject_pending_timer_irqs(struct kvm_vcpu *vcpu);
void kvm_inject_apic_timer_irqs(struct kvm_vcpu *vcpu);
void kvm_apic_nmi_wd_deliver(struct kvm_vcpu *vcpu);
diff --git a/arch/x86/kvm/lapic.c b/arch/x86/kvm/lapic.c
index afac68c0815..f0b67f2cdd6 100644
--- a/arch/x86/kvm/lapic.c
+++ b/arch/x86/kvm/lapic.c
@@ -35,6 +35,12 @@
#include "kvm_cache_regs.h"
#include "irq.h"
+#ifndef CONFIG_X86_64
+#define mod_64(x, y) ((x) - (y) * div64_u64(x, y))
+#else
+#define mod_64(x, y) ((x) % (y))
+#endif
+
#define PRId64 "d"
#define PRIx64 "llx"
#define PRIu64 "u"
@@ -511,52 +517,22 @@ static void apic_send_ipi(struct kvm_lapic *apic)
static u32 apic_get_tmcct(struct kvm_lapic *apic)
{
- u64 counter_passed;
- ktime_t passed, now;
+ ktime_t remaining;
+ s64 ns;
u32 tmcct;
ASSERT(apic != NULL);
- now = apic->timer.dev.base->get_time();
- tmcct = apic_get_reg(apic, APIC_TMICT);
-
/* if initial count is 0, current count should also be 0 */
- if (tmcct == 0)
+ if (apic_get_reg(apic, APIC_TMICT) == 0)
return 0;
- if (unlikely(ktime_to_ns(now) <=
- ktime_to_ns(apic->timer.last_update))) {
- /* Wrap around */
- passed = ktime_add(( {
- (ktime_t) {
- .tv64 = KTIME_MAX -
- (apic->timer.last_update).tv64}; }
- ), now);
- apic_debug("time elapsed\n");
- } else
- passed = ktime_sub(now, apic->timer.last_update);
-
- counter_passed = div64_u64(ktime_to_ns(passed),
- (APIC_BUS_CYCLE_NS * apic->timer.divide_count));
-
- if (counter_passed > tmcct) {
- if (unlikely(!apic_lvtt_period(apic))) {
- /* one-shot timers stick at 0 until reset */
- tmcct = 0;
- } else {
- /*
- * periodic timers reset to APIC_TMICT when they
- * hit 0. The while loop simulates this happening N
- * times. (counter_passed %= tmcct) would also work,
- * but might be slower or not work on 32-bit??
- */
- while (counter_passed > tmcct)
- counter_passed -= tmcct;
- tmcct -= counter_passed;
- }
- } else {
- tmcct -= counter_passed;
- }
+ remaining = hrtimer_expires_remaining(&apic->timer.dev);
+ if (ktime_to_ns(remaining) < 0)
+ remaining = ktime_set(0, 0);
+
+ ns = mod_64(ktime_to_ns(remaining), apic->timer.period);
+ tmcct = div64_u64(ns, (APIC_BUS_CYCLE_NS * apic->timer.divide_count));
return tmcct;
}
@@ -653,8 +629,6 @@ static void start_apic_timer(struct kvm_lapic *apic)
{
ktime_t now = apic->timer.dev.base->get_time();
- apic->timer.last_update = now;
-
apic->timer.period = apic_get_reg(apic, APIC_TMICT) *
APIC_BUS_CYCLE_NS * apic->timer.divide_count;
atomic_set(&apic->timer.pending, 0);
@@ -1110,16 +1084,6 @@ void kvm_inject_apic_timer_irqs(struct kvm_vcpu *vcpu)
}
}
-void kvm_apic_timer_intr_post(struct kvm_vcpu *vcpu, int vec)
-{
- struct kvm_lapic *apic = vcpu->arch.apic;
-
- if (apic && apic_lvt_vector(apic, APIC_LVTT) == vec)
- apic->timer.last_update = ktime_add_ns(
- apic->timer.last_update,
- apic->timer.period);
-}
-
int kvm_get_apic_interrupt(struct kvm_vcpu *vcpu)
{
int vector = kvm_apic_has_interrupt(vcpu);
diff --git a/arch/x86/kvm/lapic.h b/arch/x86/kvm/lapic.h
index 81858881287..45ab6ee7120 100644
--- a/arch/x86/kvm/lapic.h
+++ b/arch/x86/kvm/lapic.h
@@ -12,7 +12,6 @@ struct kvm_lapic {
atomic_t pending;
s64 period; /* unit: ns */
u32 divide_count;
- ktime_t last_update;
struct hrtimer dev;
} timer;
struct kvm_vcpu *vcpu;
@@ -42,7 +41,6 @@ void kvm_set_apic_base(struct kvm_vcpu *vcpu, u64 data);
void kvm_apic_post_state_restore(struct kvm_vcpu *vcpu);
int kvm_lapic_enabled(struct kvm_vcpu *vcpu);
int kvm_lapic_find_highest_irr(struct kvm_vcpu *vcpu);
-void kvm_apic_timer_intr_post(struct kvm_vcpu *vcpu, int vec);
void kvm_lapic_set_vapic_addr(struct kvm_vcpu *vcpu, gpa_t vapic_addr);
void kvm_lapic_sync_from_vapic(struct kvm_vcpu *vcpu);
diff --git a/arch/x86/kvm/mmu.c b/arch/x86/kvm/mmu.c
index 83f11c7474a..2d4477c7147 100644
--- a/arch/x86/kvm/mmu.c
+++ b/arch/x86/kvm/mmu.c
@@ -1698,8 +1698,13 @@ static int set_spte(struct kvm_vcpu *vcpu, u64 *shadow_pte,
if (largepage)
spte |= PT_PAGE_SIZE_MASK;
if (mt_mask) {
- mt_mask = get_memory_type(vcpu, gfn) <<
- kvm_x86_ops->get_mt_mask_shift();
+ if (!kvm_is_mmio_pfn(pfn)) {
+ mt_mask = get_memory_type(vcpu, gfn) <<
+ kvm_x86_ops->get_mt_mask_shift();
+ mt_mask |= VMX_EPT_IGMT_BIT;
+ } else
+ mt_mask = MTRR_TYPE_UNCACHABLE <<
+ kvm_x86_ops->get_mt_mask_shift();
spte |= mt_mask;
}
diff --git a/arch/x86/kvm/svm.c b/arch/x86/kvm/svm.c
index 1452851ae25..a9e769e4e25 100644
--- a/arch/x86/kvm/svm.c
+++ b/arch/x86/kvm/svm.c
@@ -1600,7 +1600,6 @@ static void svm_intr_assist(struct kvm_vcpu *vcpu)
/* Okay, we can deliver the interrupt: grab it and update PIC state. */
intr_vector = kvm_cpu_get_interrupt(vcpu);
svm_inject_irq(svm, intr_vector);
- kvm_timer_intr_post(vcpu, intr_vector);
out:
update_cr8_intercept(vcpu);
}
diff --git a/arch/x86/kvm/vmx.c b/arch/x86/kvm/vmx.c
index 6259d746764..7611af57682 100644
--- a/arch/x86/kvm/vmx.c
+++ b/arch/x86/kvm/vmx.c
@@ -903,6 +903,7 @@ static int vmx_get_msr(struct kvm_vcpu *vcpu, u32 msr_index, u64 *pdata)
data = vmcs_readl(GUEST_SYSENTER_ESP);
break;
default:
+ vmx_load_host_state(to_vmx(vcpu));
msr = find_msr_entry(to_vmx(vcpu), msr_index);
if (msr) {
data = msr->data;
@@ -3285,7 +3286,6 @@ static void vmx_intr_assist(struct kvm_vcpu *vcpu)
}
if (vcpu->arch.interrupt.pending) {
vmx_inject_irq(vcpu, vcpu->arch.interrupt.nr);
- kvm_timer_intr_post(vcpu, vcpu->arch.interrupt.nr);
if (kvm_cpu_has_interrupt(vcpu))
enable_irq_window(vcpu);
}
@@ -3687,8 +3687,7 @@ static int __init vmx_init(void)
if (vm_need_ept()) {
bypass_guest_pf = 0;
kvm_mmu_set_base_ptes(VMX_EPT_READABLE_MASK |
- VMX_EPT_WRITABLE_MASK |
- VMX_EPT_IGMT_BIT);
+ VMX_EPT_WRITABLE_MASK);
kvm_mmu_set_mask_ptes(0ull, 0ull, 0ull, 0ull,
VMX_EPT_EXECUTABLE_MASK,
VMX_EPT_DEFAULT_MT << VMX_EPT_MT_EPTE_SHIFT);
diff --git a/arch/x86/kvm/x86.c b/arch/x86/kvm/x86.c
index cc17546a240..758b7a155ae 100644
--- a/arch/x86/kvm/x86.c
+++ b/arch/x86/kvm/x86.c
@@ -967,7 +967,6 @@ int kvm_dev_ioctl_check_extension(long ext)
case KVM_CAP_MMU_SHADOW_CACHE_CONTROL:
case KVM_CAP_SET_TSS_ADDR:
case KVM_CAP_EXT_CPUID:
- case KVM_CAP_CLOCKSOURCE:
case KVM_CAP_PIT:
case KVM_CAP_NOP_IO_DELAY:
case KVM_CAP_MP_STATE:
@@ -992,6 +991,9 @@ int kvm_dev_ioctl_check_extension(long ext)
case KVM_CAP_IOMMU:
r = iommu_found();
break;
+ case KVM_CAP_CLOCKSOURCE:
+ r = boot_cpu_has(X86_FEATURE_CONSTANT_TSC);
+ break;
default:
r = 0;
break;
@@ -4127,9 +4129,13 @@ static void kvm_free_vcpus(struct kvm *kvm)
}
-void kvm_arch_destroy_vm(struct kvm *kvm)
+void kvm_arch_sync_events(struct kvm *kvm)
{
kvm_free_all_assigned_devices(kvm);
+}
+
+void kvm_arch_destroy_vm(struct kvm *kvm)
+{
kvm_iommu_unmap_guest(kvm);
kvm_free_pit(kvm);
kfree(kvm->arch.vpic);
diff --git a/arch/x86/mm/numa_64.c b/arch/x86/mm/numa_64.c
index deb1c1ab786..64c9cf043cd 100644
--- a/arch/x86/mm/numa_64.c
+++ b/arch/x86/mm/numa_64.c
@@ -166,7 +166,7 @@ int __init compute_hash_shift(struct bootnode *nodes, int numnodes,
return shift;
}
-int early_pfn_to_nid(unsigned long pfn)
+int __meminit __early_pfn_to_nid(unsigned long pfn)
{
return phys_to_nid(pfn << PAGE_SHIFT);
}
diff --git a/arch/x86/mm/pageattr.c b/arch/x86/mm/pageattr.c
index 8ca0d8566fc..7be47d1a97e 100644
--- a/arch/x86/mm/pageattr.c
+++ b/arch/x86/mm/pageattr.c
@@ -508,18 +508,13 @@ static int split_large_page(pte_t *kpte, unsigned long address)
#endif
/*
- * Install the new, split up pagetable. Important details here:
+ * Install the new, split up pagetable.
*
- * On Intel the NX bit of all levels must be cleared to make a
- * page executable. See section 4.13.2 of Intel 64 and IA-32
- * Architectures Software Developer's Manual).
- *
- * Mark the entry present. The current mapping might be
- * set to not present, which we preserved above.
+ * We use the standard kernel pagetable protections for the new
+ * pagetable protections, the actual ptes set above control the
+ * primary protection behavior:
*/
- ref_prot = pte_pgprot(pte_mkexec(pte_clrhuge(*kpte)));
- pgprot_val(ref_prot) |= _PAGE_PRESENT;
- __set_pmd_pte(kpte, address, mk_pte(base, ref_prot));
+ __set_pmd_pte(kpte, address, mk_pte(base, __pgprot(_KERNPG_TABLE)));
base = NULL;
out_unlock: