Merge branch 'master' of /home/trondmy/kernel/linux-2.6/

37 files changed, 78 insertions, 52 deletions

diff --git a/arch/x86_64/Kconfig b/arch/x86_64/Kconfig
index ccc4a7fb97a..e856804c447 100644
--- a/arch/x86_64/Kconfig
+++ b/arch/x86_64/Kconfig
@@ -370,6 +370,8 @@ config HOTPLUG_CPU
 		can be controlled through /sys/devices/system/cpu/cpu#.
 		Say N if you want to disable CPU hotplug.
 
+config ARCH_ENABLE_MEMORY_HOTPLUG
+	def_bool y
 
 config HPET_TIMER
 	bool
@@ -459,10 +461,10 @@ config KEXEC
 	help
 	  kexec is a system call that implements the ability to shutdown your
 	  current kernel, and to start another kernel.  It is like a reboot
-	  but it is indepedent of the system firmware.   And like a reboot
+	  but it is independent of the system firmware.   And like a reboot
 	  you can start any kernel with it, not just Linux.
 
-	  The name comes from the similiarity to the exec system call.
+	  The name comes from the similarity to the exec system call.
 
 	  It is an ongoing process to be certain the hardware in a machine
 	  is properly shutdown, so do not be surprised if this code does not
diff --git a/arch/x86_64/boot/setup.S b/arch/x86_64/boot/setup.S
index 12ea0b6c52e..7de8b8fd168 100644
--- a/arch/x86_64/boot/setup.S
+++ b/arch/x86_64/boot/setup.S
@@ -45,7 +45,6 @@
  * Added long mode checking and SSE force. March 2003, Andi Kleen.		
  */
 
-#include <linux/config.h>
 #include <asm/segment.h>
 #include <linux/version.h>
 #include <linux/compile.h>
diff --git a/arch/x86_64/ia32/Makefile b/arch/x86_64/ia32/Makefile
index e9263b4975e..62bc5f56da9 100644
--- a/arch/x86_64/ia32/Makefile
+++ b/arch/x86_64/ia32/Makefile
@@ -11,6 +11,9 @@ obj-$(CONFIG_IA32_EMULATION) += $(sysv-y)
 
 obj-$(CONFIG_IA32_AOUT) += ia32_aout.o
 
+audit-class-$(CONFIG_AUDIT) := audit.o
+obj-$(CONFIG_IA32_EMULATION) += $(audit-class-y)
+
 $(obj)/syscall32_syscall.o: \
 	$(foreach F,sysenter syscall,$(obj)/vsyscall-$F.so)
 
diff --git a/arch/x86_64/ia32/audit.c b/arch/x86_64/ia32/audit.c
new file mode 100644
index 00000000000..ab94f2e58cd
--- /dev/null
+++ b/arch/x86_64/ia32/audit.c
@@ -0,0 +1,11 @@
+#include <asm-i386/unistd.h>
+
+unsigned ia32_dir_class[] = {
+#include <asm-generic/audit_dir_write.h>
+~0U
+};
+
+unsigned ia32_chattr_class[] = {
+#include <asm-generic/audit_change_attr.h>
+~0U
+};
diff --git a/arch/x86_64/ia32/sys_ia32.c b/arch/x86_64/ia32/sys_ia32.c
index dc88154c412..9c130993380 100644
--- a/arch/x86_64/ia32/sys_ia32.c
+++ b/arch/x86_64/ia32/sys_ia32.c
@@ -20,7 +20,6 @@
  * This should be fixed.
  */
 
-#include <linux/config.h>
 #include <linux/kernel.h>
 #include <linux/sched.h>
 #include <linux/fs.h> 
diff --git a/arch/x86_64/kernel/Makefile b/arch/x86_64/kernel/Makefile
index aeb9c560be8..819e84ec5b6 100644
--- a/arch/x86_64/kernel/Makefile
+++ b/arch/x86_64/kernel/Makefile
@@ -35,6 +35,7 @@ obj-$(CONFIG_KPROBES)		+= kprobes.o
 obj-$(CONFIG_X86_PM_TIMER)	+= pmtimer.o
 obj-$(CONFIG_X86_VSMP)		+= vsmp.o
 obj-$(CONFIG_K8_NB)		+= k8.o
+obj-$(CONFIG_AUDIT)		+= audit.o
 
 obj-$(CONFIG_MODULES)		+= module.o
 
diff --git a/arch/x86_64/kernel/acpi/sleep.c b/arch/x86_64/kernel/acpi/sleep.c
index 091bc79c888..5ebf62c7a3d 100644
--- a/arch/x86_64/kernel/acpi/sleep.c
+++ b/arch/x86_64/kernel/acpi/sleep.c
@@ -26,7 +26,6 @@
  * ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
  */
 
-#include <linux/config.h>
 #include <linux/kernel.h>
 #include <linux/init.h>
 #include <linux/types.h>
diff --git a/arch/x86_64/kernel/aperture.c b/arch/x86_64/kernel/aperture.c
index a195ef06ec5..58af8e73738 100644
--- a/arch/x86_64/kernel/aperture.c
+++ b/arch/x86_64/kernel/aperture.c
@@ -9,7 +9,6 @@
  * 
  * Copyright 2002 Andi Kleen, SuSE Labs.
  */
-#include <linux/config.h>
 #include <linux/kernel.h>
 #include <linux/types.h>
 #include <linux/init.h>
diff --git a/arch/x86_64/kernel/apic.c b/arch/x86_64/kernel/apic.c
index b2ead91df21..2b8cef037a6 100644
--- a/arch/x86_64/kernel/apic.c
+++ b/arch/x86_64/kernel/apic.c
@@ -14,7 +14,6 @@
  *	Mikael Pettersson	:	PM converted to driver model.
  */
 
-#include <linux/config.h>
 #include <linux/init.h>
 
 #include <linux/mm.h>
diff --git a/arch/x86_64/kernel/audit.c b/arch/x86_64/kernel/audit.c
new file mode 100644
index 00000000000..a067aa468a8
--- /dev/null
+++ b/arch/x86_64/kernel/audit.c
@@ -0,0 +1,29 @@
+#include <linux/init.h>
+#include <linux/types.h>
+#include <linux/audit.h>
+#include <asm/unistd.h>
+
+static unsigned dir_class[] = {
+#include <asm-generic/audit_dir_write.h>
+~0U
+};
+
+static unsigned chattr_class[] = {
+#include <asm-generic/audit_change_attr.h>
+~0U
+};
+
+static int __init audit_classes_init(void)
+{
+#ifdef CONFIG_IA32_EMULATION
+	extern __u32 ia32_dir_class[];
+	extern __u32 ia32_chattr_class[];
+	audit_register_class(AUDIT_CLASS_DIR_WRITE_32, ia32_dir_class);
+	audit_register_class(AUDIT_CLASS_CHATTR_32, ia32_chattr_class);
+#endif
+	audit_register_class(AUDIT_CLASS_DIR_WRITE, dir_class);
+	audit_register_class(AUDIT_CLASS_CHATTR, chattr_class);
+	return 0;
+}
+
+__initcall(audit_classes_init);
diff --git a/arch/x86_64/kernel/e820.c b/arch/x86_64/kernel/e820.c
index 9e94d834624..b8eee4c7888 100644
--- a/arch/x86_64/kernel/e820.c
+++ b/arch/x86_64/kernel/e820.c
@@ -8,7 +8,6 @@
  *  Venkatesh Pallipadi <venkatesh.pallipadi@intel.com>
  *
  */
-#include <linux/config.h>
 #include <linux/kernel.h>
 #include <linux/types.h>
 #include <linux/init.h>
diff --git a/arch/x86_64/kernel/entry.S b/arch/x86_64/kernel/entry.S
index 22cac4487b5..ed92c298360 100644
--- a/arch/x86_64/kernel/entry.S
+++ b/arch/x86_64/kernel/entry.S
@@ -28,7 +28,6 @@
  */
 
 #define ASSEMBLY 1
-#include <linux/config.h>
 #include <linux/linkage.h>
 #include <asm/segment.h>
 #include <asm/smp.h>
diff --git a/arch/x86_64/kernel/functionlist b/arch/x86_64/kernel/functionlist
index 2bcebdc3eed..01fa23580c8 100644
--- a/arch/x86_64/kernel/functionlist
+++ b/arch/x86_64/kernel/functionlist
@@ -384,7 +384,6 @@
 *(.text.__end_that_request_first)
 *(.text.wake_up_bit)
 *(.text.unuse_mm)
-*(.text.skb_release_data)
 *(.text.shrink_icache_memory)
 *(.text.sched_balance_self)
 *(.text.__pmd_alloc)
diff --git a/arch/x86_64/kernel/genapic.c b/arch/x86_64/kernel/genapic.c
index 7a64ea18178..8e78a75d186 100644
--- a/arch/x86_64/kernel/genapic.c
+++ b/arch/x86_64/kernel/genapic.c
@@ -8,7 +8,6 @@
  * Martin Bligh, Andi Kleen, James Bottomley, John Stultz, and
  * James Cleverdon.
  */
-#include <linux/config.h>
 #include <linux/threads.h>
 #include <linux/cpumask.h>
 #include <linux/string.h>
diff --git a/arch/x86_64/kernel/genapic_cluster.c b/arch/x86_64/kernel/genapic_cluster.c
index 43fcf62fef0..3020917546d 100644
--- a/arch/x86_64/kernel/genapic_cluster.c
+++ b/arch/x86_64/kernel/genapic_cluster.c
@@ -9,7 +9,6 @@
  * Martin Bligh, Andi Kleen, James Bottomley, John Stultz, and
  * James Cleverdon.
  */
-#include <linux/config.h>
 #include <linux/threads.h>
 #include <linux/cpumask.h>
 #include <linux/string.h>
diff --git a/arch/x86_64/kernel/genapic_flat.c b/arch/x86_64/kernel/genapic_flat.c
index 21c7066e236..eb86d374813 100644
--- a/arch/x86_64/kernel/genapic_flat.c
+++ b/arch/x86_64/kernel/genapic_flat.c
@@ -8,7 +8,6 @@
  * Martin Bligh, Andi Kleen, James Bottomley, John Stultz, and
  * James Cleverdon.
  */
-#include <linux/config.h>
 #include <linux/threads.h>
 #include <linux/cpumask.h>
 #include <linux/string.h>
diff --git a/arch/x86_64/kernel/i387.c b/arch/x86_64/kernel/i387.c
index 44ddb1ec808..3aa1e9bb781 100644
--- a/arch/x86_64/kernel/i387.c
+++ b/arch/x86_64/kernel/i387.c
@@ -14,7 +14,6 @@
  *  the 64bit user space sees a FXSAVE frame directly. 
  */
 
-#include <linux/config.h>
 #include <linux/sched.h>
 #include <linux/init.h>
 #include <asm/processor.h>
diff --git a/arch/x86_64/kernel/i8259.c b/arch/x86_64/kernel/i8259.c
index 86b2c1e197a..0434b1f8e3d 100644
--- a/arch/x86_64/kernel/i8259.c
+++ b/arch/x86_64/kernel/i8259.c
@@ -1,5 +1,4 @@
 #include <linux/linkage.h>
-#include <linux/config.h>
 #include <linux/errno.h>
 #include <linux/signal.h>
 #include <linux/sched.h>
@@ -235,7 +234,7 @@ void make_8259A_irq(unsigned int irq)
 {
 	disable_irq_nosync(irq);
 	io_apic_irqs &= ~(1<<irq);
-	irq_desc[irq].handler = &i8259A_irq_type;
+	irq_desc[irq].chip = &i8259A_irq_type;
 	enable_irq(irq);
 }
 
@@ -468,12 +467,12 @@ void __init init_ISA_irqs (void)
 			/*
 			 * 16 old-style INTA-cycle interrupts:
 			 */
-			irq_desc[i].handler = &i8259A_irq_type;
+			irq_desc[i].chip = &i8259A_irq_type;
 		} else {
 			/*
 			 * 'high' PCI IRQs filled in on demand
 			 */
-			irq_desc[i].handler = &no_irq_type;
+			irq_desc[i].chip = &no_irq_type;
 		}
 	}
 }
diff --git a/arch/x86_64/kernel/io_apic.c b/arch/x86_64/kernel/io_apic.c
index c768d8a036d..924a4a33295 100644
--- a/arch/x86_64/kernel/io_apic.c
+++ b/arch/x86_64/kernel/io_apic.c
@@ -25,7 +25,6 @@
 #include <linux/init.h>
 #include <linux/delay.h>
 #include <linux/sched.h>
-#include <linux/config.h>
 #include <linux/smp_lock.h>
 #include <linux/mc146818rtc.h>
 #include <linux/acpi.h>
@@ -876,15 +875,17 @@ static struct hw_interrupt_type ioapic_edge_type;
 #define IOAPIC_EDGE	0
 #define IOAPIC_LEVEL	1
 
-static inline void ioapic_register_intr(int irq, int vector, unsigned long trigger)
+static void ioapic_register_intr(int irq, int vector, unsigned long trigger)
 {
-	unsigned idx = use_pci_vector() && !platform_legacy_irq(irq) ? vector : irq;
+	unsigned idx;
+
+	idx = use_pci_vector() && !platform_legacy_irq(irq) ? vector : irq;
 
 	if ((trigger == IOAPIC_AUTO && IO_APIC_irq_trigger(irq)) ||
 			trigger == IOAPIC_LEVEL)
-		irq_desc[idx].handler = &ioapic_level_type;
+		irq_desc[idx].chip = &ioapic_level_type;
 	else
-		irq_desc[idx].handler = &ioapic_edge_type;
+		irq_desc[idx].chip = &ioapic_edge_type;
 	set_intr_gate(vector, interrupt[idx]);
 }
 
@@ -986,7 +987,7 @@ static void __init setup_ExtINT_IRQ0_pin(unsigned int apic, unsigned int pin, in
 	 * The timer IRQ doesn't have to know that behind the
 	 * scene we have a 8259A-master in AEOI mode ...
 	 */
-	irq_desc[0].handler = &ioapic_edge_type;
+	irq_desc[0].chip = &ioapic_edge_type;
 
 	/*
 	 * Add it to the IO-APIC irq-routing table:
@@ -1616,6 +1617,13 @@ static void set_ioapic_affinity_vector (unsigned int vector,
 #endif // CONFIG_SMP
 #endif // CONFIG_PCI_MSI
 
+static int ioapic_retrigger(unsigned int irq)
+{
+	send_IPI_self(IO_APIC_VECTOR(irq));
+
+	return 1;
+}
+
 /*
  * Level and edge triggered IO-APIC interrupts need different handling,
  * so we use two separate IRQ descriptors. Edge triggered IRQs can be
@@ -1636,6 +1644,7 @@ static struct hw_interrupt_type ioapic_edge_type __read_mostly = {
 #ifdef CONFIG_SMP
 	.set_affinity = set_ioapic_affinity,
 #endif
+	.retrigger	= ioapic_retrigger,
 };
 
 static struct hw_interrupt_type ioapic_level_type __read_mostly = {
@@ -1649,6 +1658,7 @@ static struct hw_interrupt_type ioapic_level_type __read_mostly = {
 #ifdef CONFIG_SMP
 	.set_affinity = set_ioapic_affinity,
 #endif
+	.retrigger	= ioapic_retrigger,
 };
 
 static inline void init_IO_APIC_traps(void)
@@ -1683,7 +1693,7 @@ static inline void init_IO_APIC_traps(void)
 				make_8259A_irq(irq);
 			else
 				/* Strange. Oh, well.. */
-				irq_desc[irq].handler = &no_irq_type;
+				irq_desc[irq].chip = &no_irq_type;
 		}
 	}
 }
@@ -1900,7 +1910,7 @@ static inline void check_timer(void)
 	apic_printk(APIC_VERBOSE, KERN_INFO "...trying to set up timer as Virtual Wire IRQ...");
 
 	disable_8259A_irq(0);
-	irq_desc[0].handler = &lapic_irq_type;
+	irq_desc[0].chip = &lapic_irq_type;
 	apic_write(APIC_LVT0, APIC_DM_FIXED | vector);	/* Fixed mode */
 	enable_8259A_irq(0);
 
diff --git a/arch/x86_64/kernel/irq.c b/arch/x86_64/kernel/irq.c
index bfa82f52a5c..a1f1df5f7bf 100644
--- a/arch/x86_64/kernel/irq.c
+++ b/arch/x86_64/kernel/irq.c
@@ -79,7 +79,7 @@ int show_interrupts(struct seq_file *p, void *v)
 		for_each_online_cpu(j)
 			seq_printf(p, "%10u ", kstat_cpu(j).irqs[i]);
 #endif
-		seq_printf(p, " %14s", irq_desc[i].handler->typename);
+		seq_printf(p, " %14s", irq_desc[i].chip->typename);
 
 		seq_printf(p, "  %s", action->name);
 		for (action=action->next; action; action = action->next)
@@ -146,13 +146,13 @@ void fixup_irqs(cpumask_t map)
 		if (irq == 2)
 			continue;
 
-		cpus_and(mask, irq_affinity[irq], map);
+		cpus_and(mask, irq_desc[irq].affinity, map);
 		if (any_online_cpu(mask) == NR_CPUS) {
 			printk("Breaking affinity for irq %i\n", irq);
 			mask = map;
 		}
-		if (irq_desc[irq].handler->set_affinity)
-			irq_desc[irq].handler->set_affinity(irq, mask);
+		if (irq_desc[irq].chip->set_affinity)
+			irq_desc[irq].chip->set_affinity(irq, mask);
 		else if (irq_desc[irq].action && !(warned++))
 			printk("Cannot set affinity for irq %i\n", irq);
 	}
diff --git a/arch/x86_64/kernel/kprobes.c b/arch/x86_64/kernel/kprobes.c
index fa1d19ca700..ffc73ac7248 100644
--- a/arch/x86_64/kernel/kprobes.c
+++ b/arch/x86_64/kernel/kprobes.c
@@ -31,7 +31,6 @@
  *              Added function return probes functionality
  */
 
-#include <linux/config.h>
 #include <linux/kprobes.h>
 #include <linux/ptrace.h>
 #include <linux/string.h>
diff --git a/arch/x86_64/kernel/mpparse.c b/arch/x86_64/kernel/mpparse.c
index 083da7e606b..a1ab4197f8a 100644
--- a/arch/x86_64/kernel/mpparse.c
+++ b/arch/x86_64/kernel/mpparse.c
@@ -16,7 +16,6 @@
 #include <linux/mm.h>
 #include <linux/init.h>
 #include <linux/delay.h>
-#include <linux/config.h>
 #include <linux/bootmem.h>
 #include <linux/smp_lock.h>
 #include <linux/kernel_stat.h>
diff --git a/arch/x86_64/kernel/nmi.c b/arch/x86_64/kernel/nmi.c
index 0ef9cf2bc45..476c1472fc0 100644
--- a/arch/x86_64/kernel/nmi.c
+++ b/arch/x86_64/kernel/nmi.c
@@ -12,7 +12,6 @@
  *  Mikael Pettersson	: PM converted to driver model. Disable/enable API.
  */
 
-#include <linux/config.h>
 #include <linux/mm.h>
 #include <linux/delay.h>
 #include <linux/interrupt.h>
diff --git a/arch/x86_64/kernel/pci-gart.c b/arch/x86_64/kernel/pci-gart.c
index 4ca674d16b0..6d3e61baf7a 100644
--- a/arch/x86_64/kernel/pci-gart.c
+++ b/arch/x86_64/kernel/pci-gart.c
@@ -10,7 +10,6 @@
  * Copyright 2002 Andi Kleen, SuSE Labs.
  */
 
-#include <linux/config.h>
 #include <linux/types.h>
 #include <linux/ctype.h>
 #include <linux/agp_backend.h>
diff --git a/arch/x86_64/kernel/setup.c b/arch/x86_64/kernel/setup.c
index 1129918ede8..0925518b58d 100644
--- a/arch/x86_64/kernel/setup.c
+++ b/arch/x86_64/kernel/setup.c
@@ -24,7 +24,6 @@
 #include <linux/tty.h>
 #include <linux/ioport.h>
 #include <linux/delay.h>
-#include <linux/config.h>
 #include <linux/init.h>
 #include <linux/initrd.h>
 #include <linux/highmem.h>
diff --git a/arch/x86_64/kernel/setup64.c b/arch/x86_64/kernel/setup64.c
index f5934cb4a2b..6fe58a634b5 100644
--- a/arch/x86_64/kernel/setup64.c
+++ b/arch/x86_64/kernel/setup64.c
@@ -4,7 +4,6 @@
  * Copyright 2001, 2002, 2003 SuSE Labs / Andi Kleen.
  * See setup.c for older changelog.
  */ 
-#include <linux/config.h>
 #include <linux/init.h>
 #include <linux/kernel.h>
 #include <linux/sched.h>
diff --git a/arch/x86_64/kernel/smpboot.c b/arch/x86_64/kernel/smpboot.c
index 540c0ccbccc..9705a6a384f 100644
--- a/arch/x86_64/kernel/smpboot.c
+++ b/arch/x86_64/kernel/smpboot.c
@@ -38,7 +38,6 @@
  */
 
 
-#include <linux/config.h>
 #include <linux/init.h>
 
 #include <linux/mm.h>
diff --git a/arch/x86_64/kernel/suspend.c b/arch/x86_64/kernel/suspend.c
index ecbd34c1093..91f7e678bae 100644
--- a/arch/x86_64/kernel/suspend.c
+++ b/arch/x86_64/kernel/suspend.c
@@ -7,7 +7,6 @@
  * Copyright (c) 2001 Patrick Mochel <mochel@osdl.org>
  */
 
-#include <linux/config.h>
 #include <linux/smp.h>
 #include <linux/suspend.h>
 #include <asm/proto.h>
diff --git a/arch/x86_64/kernel/syscall.c b/arch/x86_64/kernel/syscall.c
index 7c176b3edde..213fd6ab789 100644
--- a/arch/x86_64/kernel/syscall.c
+++ b/arch/x86_64/kernel/syscall.c
@@ -3,7 +3,6 @@
 #include <linux/linkage.h>
 #include <linux/sys.h>
 #include <linux/cache.h>
-#include <linux/config.h>
 
 #define __NO_STUBS
 
diff --git a/arch/x86_64/kernel/time.c b/arch/x86_64/kernel/time.c
index ebbee6f59ff..b9ff75992c1 100644
--- a/arch/x86_64/kernel/time.c
+++ b/arch/x86_64/kernel/time.c
@@ -889,7 +889,7 @@ int __init time_setup(char *str)
 }
 
 static struct irqaction irq0 = {
-	timer_interrupt, SA_INTERRUPT, CPU_MASK_NONE, "timer", NULL, NULL
+	timer_interrupt, IRQF_DISABLED, CPU_MASK_NONE, "timer", NULL, NULL
 };
 
 void __init time_init(void)
diff --git a/arch/x86_64/kernel/traps.c b/arch/x86_64/kernel/traps.c
index 3d11a2fe45b..5a5311d3de0 100644
--- a/arch/x86_64/kernel/traps.c
+++ b/arch/x86_64/kernel/traps.c
@@ -12,7 +12,6 @@
  * 'Traps.c' handles hardware traps and faults after we have saved some
  * state in 'entry.S'.
  */
-#include <linux/config.h>
 #include <linux/sched.h>
 #include <linux/kernel.h>
 #include <linux/string.h>
diff --git a/arch/x86_64/kernel/vmlinux.lds.S b/arch/x86_64/kernel/vmlinux.lds.S
index 1c6a5f32291..7c4de31471d 100644
--- a/arch/x86_64/kernel/vmlinux.lds.S
+++ b/arch/x86_64/kernel/vmlinux.lds.S
@@ -6,7 +6,6 @@
 
 #include <asm-generic/vmlinux.lds.h>
 #include <asm/page.h>
-#include <linux/config.h>
 
 #undef i386	/* in case the preprocessor is a 32bit one */
 
diff --git a/arch/x86_64/mm/extable.c b/arch/x86_64/mm/extable.c
index 2d78f9fb403..79ac6e7100a 100644
--- a/arch/x86_64/mm/extable.c
+++ b/arch/x86_64/mm/extable.c
@@ -2,7 +2,6 @@
  * linux/arch/x86_64/mm/extable.c
  */
 
-#include <linux/config.h>
 #include <linux/module.h>
 #include <linux/spinlock.h>
 #include <linux/init.h>
diff --git a/arch/x86_64/mm/fault.c b/arch/x86_64/mm/fault.c
index 08dc696f54e..5afcf6eb00f 100644
--- a/arch/x86_64/mm/fault.c
+++ b/arch/x86_64/mm/fault.c
@@ -5,7 +5,6 @@
  *  Copyright (C) 2001,2002 Andi Kleen, SuSE Labs.
  */
 
-#include <linux/config.h>
 #include <linux/signal.h>
 #include <linux/sched.h>
 #include <linux/kernel.h>
@@ -418,7 +417,7 @@ asmlinkage void __kprobes do_page_fault(struct pt_regs *regs,
 	/* When running in the kernel we expect faults to occur only to
 	 * addresses in user space.  All other faults represent errors in the
 	 * kernel and should generate an OOPS.  Unfortunatly, in the case of an
-	 * erroneous fault occuring in a code path which already holds mmap_sem
+	 * erroneous fault occurring in a code path which already holds mmap_sem
 	 * we will deadlock attempting to validate the fault against the
 	 * address space.  Luckily the kernel only validly references user
 	 * space from well defined areas of code, which are listed in the
diff --git a/arch/x86_64/mm/init.c b/arch/x86_64/mm/init.c
index 95bd232ff0c..d14fb2dfbfc 100644
--- a/arch/x86_64/mm/init.c
+++ b/arch/x86_64/mm/init.c
@@ -6,7 +6,6 @@
  *  Copyright (C) 2002,2003 Andi Kleen <ak@suse.de>
  */
 
-#include <linux/config.h>
 #include <linux/signal.h>
 #include <linux/sched.h>
 #include <linux/kernel.h>
@@ -679,16 +678,15 @@ void free_initmem(void)
 
 #ifdef CONFIG_DEBUG_RODATA
 
-extern char __start_rodata, __end_rodata;
 void mark_rodata_ro(void)
 {
-	unsigned long addr = (unsigned long)&__start_rodata;
+	unsigned long addr = (unsigned long)__start_rodata;
 
-	for (; addr < (unsigned long)&__end_rodata; addr += PAGE_SIZE)
+	for (; addr < (unsigned long)__end_rodata; addr += PAGE_SIZE)
 		change_page_attr_addr(addr, 1, PAGE_KERNEL_RO);
 
 	printk ("Write protecting the kernel read-only data: %luk\n",
-			(&__end_rodata - &__start_rodata) >> 10);
+			(__end_rodata - __start_rodata) >> 10);
 
 	/*
 	 * change_page_attr_addr() requires a global_flush_tlb() call after it.
diff --git a/arch/x86_64/mm/mmap.c b/arch/x86_64/mm/mmap.c
index 43e9b99bdf2..80bba0dc000 100644
--- a/arch/x86_64/mm/mmap.c
+++ b/arch/x86_64/mm/mmap.c
@@ -1,7 +1,6 @@
 /* Copyright 2005 Andi Kleen, SuSE Labs.
  * Licensed under GPL, v.2
  */
-#include <linux/config.h>
 #include <linux/mm.h>
 #include <linux/sched.h>
 #include <linux/random.h>
diff --git a/arch/x86_64/mm/pageattr.c b/arch/x86_64/mm/pageattr.c
index 531ad21447b..2685b1f3671 100644
--- a/arch/x86_64/mm/pageattr.c
+++ b/arch/x86_64/mm/pageattr.c
@@ -3,7 +3,6 @@
  * Thanks to Ben LaHaise for precious feedback.
  */ 
 
-#include <linux/config.h>
 #include <linux/mm.h>
 #include <linux/sched.h>
 #include <linux/highmem.h>