Merge Linus' tree.

13 files changed, 24 insertions, 25 deletions

diff --git a/arch/i386/Kconfig b/arch/i386/Kconfig
index 968fabd8723f..d849c6870e3a 100644
--- a/arch/i386/Kconfig
+++ b/arch/i386/Kconfig
@@ -29,10 +29,6 @@ config MMU
 config SBUS
         bool
 
-config UID16
-        bool
-        default y
-
 config GENERIC_ISA_DMA
         bool
         default y
@@ -630,10 +626,6 @@ config REGPARM
         and passes the first three arguments of a function call in registers.
         This will probably break binary only modules.
 
-        This feature is only enabled for gcc-3.0 and later - earlier compilers
-        generate incorrect output with certain kernel constructs when
-        -mregparm=3 is used.
-
 config SECCOMP
         bool "Enable seccomp to safely compute untrusted bytecode"
         depends on PROC_FS
@@ -703,7 +695,7 @@ depends on PM && !X86_VISWS
 
 config APM
         tristate "APM (Advanced Power Management) BIOS support"
-        depends on PM && PM_LEGACY
+        depends on PM
         ---help---
           APM is a BIOS specification for saving power using several different
           techniques. This is mostly useful for battery powered laptops with
diff --git a/arch/i386/Makefile b/arch/i386/Makefile
index d121ea18460f..b84119f9cc63 100644
--- a/arch/i386/Makefile
+++ b/arch/i386/Makefile
@@ -37,10 +37,7 @@ CFLAGS += $(call cc-option,-mpreferred-stack-boundary=2)
 # CPU-specific tuning. Anything which can be shared with UML should go here.
 include $(srctree)/arch/i386/Makefile.cpu
 
-# -mregparm=3 works ok on gcc-3.0 and later
-#
-GCC_VERSION                     := $(call cc-version)
-cflags-$(CONFIG_REGPARM)        += $(shell if [ $(GCC_VERSION) -ge 0300 ] ; then echo "-mregparm=3"; fi ;)
+cflags-$(CONFIG_REGPARM)        += -mregparm=3
 
 # Disable unit-at-a-time mode, it makes gcc use a lot more stack
 # due to the lack of sharing of stacklots.
diff --git a/arch/i386/Makefile.cpu b/arch/i386/Makefile.cpu
index 8e51456df23d..dcd936ef45db 100644
--- a/arch/i386/Makefile.cpu
+++ b/arch/i386/Makefile.cpu
@@ -1,7 +1,7 @@
 # CPU tuning section - shared with UML.
 # Must change only cflags-y (or [yn]), not CFLAGS! That makes a difference for UML.
 
-#-mtune exists since gcc 3.4, and some -mcpu flavors didn't exist in gcc 2.95.
+#-mtune exists since gcc 3.4
 HAS_MTUNE       := $(call cc-option-yn, -mtune=i386)
 ifeq ($(HAS_MTUNE),y)
 tune            = $(call cc-option,-mtune=$(1),)
@@ -14,7 +14,7 @@ cflags-$(CONFIG_M386)		+= -march=i386
 cflags-$(CONFIG_M486)           += -march=i486
 cflags-$(CONFIG_M586)           += -march=i586
 cflags-$(CONFIG_M586TSC)        += -march=i586
-cflags-$(CONFIG_M586MMX)        += $(call cc-option,-march=pentium-mmx,-march=i586)
+cflags-$(CONFIG_M586MMX)        += -march=pentium-mmx
 cflags-$(CONFIG_M686)           += -march=i686
 cflags-$(CONFIG_MPENTIUMII)     += -march=i686 $(call tune,pentium2)
 cflags-$(CONFIG_MPENTIUMIII)    += -march=i686 $(call tune,pentium3)
@@ -23,8 +23,8 @@ cflags-$(CONFIG_MPENTIUM4)	+= -march=i686 $(call tune,pentium4)
 cflags-$(CONFIG_MK6)            += -march=k6
 # Please note, that patches that add -march=athlon-xp and friends are pointless.
 # They make zero difference whatsosever to performance at this time.
-cflags-$(CONFIG_MK7)            += $(call cc-option,-march=athlon,-march=i686 $(align)-functions=4)
-cflags-$(CONFIG_MK8)            += $(call cc-option,-march=k8,$(call cc-option,-march=athlon,-march=i686 $(align)-functions=4))
+cflags-$(CONFIG_MK7)            += -march=athlon
+cflags-$(CONFIG_MK8)            += $(call cc-option,-march=k8,-march=athlon)
 cflags-$(CONFIG_MCRUSOE)        += -march=i686 $(align)-functions=0 $(align)-jumps=0 $(align)-loops=0
 cflags-$(CONFIG_MEFFICEON)      += -march=i686 $(call tune,pentium3) $(align)-functions=0 $(align)-jumps=0 $(align)-loops=0
 cflags-$(CONFIG_MWINCHIPC6)     += $(call cc-option,-march=winchip-c6,-march=i586)
@@ -37,5 +37,5 @@ cflags-$(CONFIG_MVIAC3_2)	+= $(call cc-option,-march=c3-2,-march=i686)
 cflags-$(CONFIG_X86_ELAN)       += -march=i486
 
 # Geode GX1 support
-cflags-$(CONFIG_MGEODEGX1)              += $(call cc-option,-march=pentium-mmx,-march=i486)
+cflags-$(CONFIG_MGEODEGX1)      += -march=pentium-mmx
 
diff --git a/arch/i386/boot/compressed/misc.c b/arch/i386/boot/compressed/misc.c
index 82a807f9f5e6..f19f3a7492a5 100644
--- a/arch/i386/boot/compressed/misc.c
+++ b/arch/i386/boot/compressed/misc.c
@@ -11,7 +11,7 @@
 
 #include <linux/linkage.h>
 #include <linux/vmalloc.h>
-#include <linux/tty.h>
+#include <linux/screen_info.h>
 #include <asm/io.h>
 #include <asm/page.h>
 
diff --git a/arch/i386/kernel/Makefile b/arch/i386/kernel/Makefile
index f10de0f2c5e6..be1880bb75b4 100644
--- a/arch/i386/kernel/Makefile
+++ b/arch/i386/kernel/Makefile
@@ -4,10 +4,10 @@
 
 extra-y := head.o init_task.o vmlinux.lds
 
-obj-y   := process.o semaphore.o signal.o entry.o traps.o irq.o vm86.o \
+obj-y   := process.o semaphore.o signal.o entry.o traps.o irq.o \
                 ptrace.o time.o ioport.o ldt.o setup.o i8259.o sys_i386.o \
                 pci-dma.o i386_ksyms.o i387.o dmi_scan.o bootflag.o \
-                doublefault.o quirks.o i8237.o
+                quirks.o i8237.o
 
 obj-y                           += cpu/
 obj-y                           += timers/
@@ -33,6 +33,8 @@ obj-y				+= sysenter.o vsyscall.o
 obj-$(CONFIG_ACPI_SRAT)         += srat.o
 obj-$(CONFIG_HPET_TIMER)        += time_hpet.o
 obj-$(CONFIG_EFI)               += efi.o efi_stub.o
+obj-$(CONFIG_DOUBLEFAULT)       += doublefault.o
+obj-$(CONFIG_VM86)              += vm86.o
 obj-$(CONFIG_EARLY_PRINTK)      += early_printk.o
 
 EXTRA_AFLAGS   := -traditional
diff --git a/arch/i386/kernel/apm.c b/arch/i386/kernel/apm.c
index 2d793d4aef1a..9d8827156e54 100644
--- a/arch/i386/kernel/apm.c
+++ b/arch/i386/kernel/apm.c
@@ -2291,7 +2291,9 @@ static int __init apm_init(void)
                 apm_info.disabled = 1;
                 return -ENODEV;
         }
+#ifdef CONFIG_PM_LEGACY
         pm_active = 1;
+#endif
 
         /*
          * Set up a segment that references the real mode segment 0x40
@@ -2382,7 +2384,9 @@ static void __exit apm_exit(void)
         exit_kapmd = 1;
         while (kapmd_running)
                 schedule();
+#ifdef CONFIG_PM_LEGACY
         pm_active = 0;
+#endif
 }
 
 module_init(apm_init);
diff --git a/arch/i386/kernel/cpu/common.c b/arch/i386/kernel/cpu/common.c
index cca655688ffc..170400879f44 100644
--- a/arch/i386/kernel/cpu/common.c
+++ b/arch/i386/kernel/cpu/common.c
@@ -609,8 +609,10 @@ void __devinit cpu_init(void)
         load_TR_desc();
         load_LDT(&init_mm.context);
 
+#ifdef CONFIG_DOUBLEFAULT
         /* Set up doublefault TSS pointer in the GDT */
         __set_tss_desc(cpu, GDT_ENTRY_DOUBLEFAULT_TSS, &doublefault_tss);
+#endif
 
         /* Clear %fs and %gs. */
         asm volatile ("xorl %eax, %eax; movl %eax, %fs; movl %eax, %gs");
diff --git a/arch/i386/kernel/entry.S b/arch/i386/kernel/entry.S
index 607c06007508..4d704724b2f5 100644
--- a/arch/i386/kernel/entry.S
+++ b/arch/i386/kernel/entry.S
@@ -323,6 +323,7 @@ work_notifysig:				# deal with pending signals and
 
         ALIGN
 work_notifysig_v86:
+#ifdef CONFIG_VM86
         pushl %ecx                      # save ti_flags for do_notify_resume
         call save_v86_state             # %eax contains pt_regs pointer
         popl %ecx
@@ -330,6 +331,7 @@ work_notifysig_v86:
         xorl %edx, %edx
         call do_notify_resume
         jmp resume_userspace
+#endif
 
         # perform syscall exit tracing
         ALIGN
diff --git a/arch/i386/kernel/init_task.c b/arch/i386/kernel/init_task.c
index 9caa8e8db80c..cff95d10a4d8 100644
--- a/arch/i386/kernel/init_task.c
+++ b/arch/i386/kernel/init_task.c
@@ -42,5 +42,5 @@ EXPORT_SYMBOL(init_task);
  * per-CPU TSS segments. Threads are completely 'soft' on Linux,
  * no more per-task TSS's.
  */ 
-DEFINE_PER_CPU(struct tss_struct, init_tss) ____cacheline_maxaligned_in_smp = INIT_TSS;
+DEFINE_PER_CPU(struct tss_struct, init_tss) ____cacheline_internodealigned_in_smp = INIT_TSS;
 
diff --git a/arch/i386/kernel/irq.c b/arch/i386/kernel/irq.c
index 1a201a932865..f3a9c78c4a24 100644
--- a/arch/i386/kernel/irq.c
+++ b/arch/i386/kernel/irq.c
@@ -19,7 +19,7 @@
 #include <linux/cpu.h>
 #include <linux/delay.h>
 
-DEFINE_PER_CPU(irq_cpustat_t, irq_stat) ____cacheline_maxaligned_in_smp;
+DEFINE_PER_CPU(irq_cpustat_t, irq_stat) ____cacheline_internodealigned_in_smp;
 EXPORT_PER_CPU_SYMBOL(irq_stat);
 
 #ifndef CONFIG_X86_LOCAL_APIC
diff --git a/arch/i386/kernel/process.c b/arch/i386/kernel/process.c
index 45e7f0ac4b04..035928f3f6c1 100644
--- a/arch/i386/kernel/process.c
+++ b/arch/i386/kernel/process.c
@@ -48,6 +48,7 @@
 #include <asm/processor.h>
 #include <asm/i387.h>
 #include <asm/desc.h>
+#include <asm/vm86.h>
 #ifdef CONFIG_MATH_EMULATION
 #include <asm/math_emu.h>
 #endif
diff --git a/arch/i386/kernel/syscall_table.S b/arch/i386/kernel/syscall_table.S
index f7ba4acc20ec..6ff3e5243226 100644
--- a/arch/i386/kernel/syscall_table.S
+++ b/arch/i386/kernel/syscall_table.S
@@ -293,3 +293,4 @@ ENTRY(sys_call_table)
         .long sys_inotify_init
         .long sys_inotify_add_watch
         .long sys_inotify_rm_watch
+        .long sys_migrate_pages
diff --git a/arch/i386/kernel/time_hpet.c b/arch/i386/kernel/time_hpet.c
index 9caeaa315cd7..a529f0cdce17 100644
--- a/arch/i386/kernel/time_hpet.c
+++ b/arch/i386/kernel/time_hpet.c
@@ -259,8 +259,6 @@ __setup("hpet=", hpet_setup);
 #include <linux/mc146818rtc.h>
 #include <linux/rtc.h>
 
-extern irqreturn_t rtc_interrupt(int irq, void *dev_id, struct pt_regs *regs);
-
 #define DEFAULT_RTC_INT_FREQ    64
 #define RTC_NUM_INTS            1