Commit-ID: 489c92b57a8ccc115365967cb391cb79fc6f6116
Gitweb: http://git.kernel.org/tip/489c92b57a8ccc115365967cb391cb79fc6f6116
Author: Thomas Gleixner <tglx@xxxxxxxxxxxxx>
AuthorDate: Thu, 20 Aug 2009 16:47:19 +0200
Committer: Thomas Gleixner <tglx@xxxxxxxxxxxxx>
CommitDate: Thu, 27 Aug 2009 17:12:54 +0200
x86: Replace the now identical time_32/64.c by time.c
Remove the redundant copy.
Signed-off-by: Thomas Gleixner <tglx@xxxxxxxxxxxxx>
---
arch/x86/kernel/Makefile | 2 +-
arch/x86/kernel/{time_32.c => time.c} | 0
arch/x86/kernel/time_64.c | 120 ---------------------------------
3 files changed, 1 insertions(+), 121 deletions(-)
diff --git a/arch/x86/kernel/Makefile b/arch/x86/kernel/Makefile
index 313ed6f..ccf3db6 100644
--- a/arch/x86/kernel/Makefile
+++ b/arch/x86/kernel/Makefile
@@ -31,7 +31,7 @@ GCOV_PROFILE_paravirt.o := n
obj-y := process_$(BITS).o signal.o entry_$(BITS).o
obj-y += traps.o irq.o irq_$(BITS).o dumpstack_$(BITS).o
-obj-y += time_$(BITS).o ioport.o ldt.o dumpstack.o
+obj-y += time.o ioport.o ldt.o dumpstack.o
obj-y += setup.o x86_init.o i8259.o irqinit.o
obj-$(CONFIG_X86_VISWS) += visws_quirks.o
obj-$(CONFIG_X86_32) += probe_roms_32.o
diff --git a/arch/x86/kernel/time_32.c b/arch/x86/kernel/time.c
similarity index 100%
rename from arch/x86/kernel/time_32.c
rename to arch/x86/kernel/time.c
diff --git a/arch/x86/kernel/time_64.c b/arch/x86/kernel/time_64.c
deleted file mode 100644
index 07d4846..0000000
--- a/arch/x86/kernel/time_64.c
+++ /dev/null
@@ -1,120 +0,0 @@
-/*
- * Copyright (c) 1991,1992,1995 Linus Torvalds
- * Copyright (c) 1994 Alan Modra
- * Copyright (c) 1995 Markus Kuhn
- * Copyright (c) 1996 Ingo Molnar
- * Copyright (c) 1998 Andrea Arcangeli
- * Copyright (c) 2002,2006 Vojtech Pavlik
- * Copyright (c) 2003 Andi Kleen
- *
- */
-
-#include <linux/clockchips.h>
-#include <linux/interrupt.h>
-#include <linux/time.h>
-#include <linux/mca.h>
-
-#include <asm/x86_init.h>
-#include <asm/i8259.h>
-#include <asm/i8253.h>
-#include <asm/timer.h>
-#include <asm/hpet.h>
-#include <asm/time.h>
-
-#if defined(CONFIG_X86_32) && defined(CONFIG_X86_IO_APIC)
-int timer_ack;
-#endif
-
-#ifdef CONFIG_X86_64
-volatile unsigned long __jiffies __section_jiffies = INITIAL_JIFFIES;
-#endif
-
-unsigned long profile_pc(struct pt_regs *regs)
-{
- unsigned long pc = instruction_pointer(regs);
-
- if (!user_mode_vm(regs) && in_lock_functions(pc)) {
-#ifdef CONFIG_FRAME_POINTER
- return *(unsigned long *)(regs->bp + sizeof(long));
-#else
- unsigned long *sp = (unsigned long *)regs->sp;
- /*
- * Return address is either directly at stack pointer
- * or above a saved flags. Eflags has bits 22-31 zero,
- * kernel addresses don't.
- */
- if (sp[0] >> 22)
- return sp[0];
- if (sp[1] >> 22)
- return sp[1];
-#endif
- }
- return pc;
-}
-EXPORT_SYMBOL(profile_pc);
-
-/*
- * Default timer interrupt handler for PIT/HPET
- */
-static irqreturn_t timer_interrupt(int irq, void *dev_id)
-{
- /* Keep nmi watchdog up to date */
- inc_irq_stat(irq0_irqs);
-
- /* Optimized out for !IO_APIC and x86_64 */
- if (timer_ack) {
- /*
- * Subtle, when I/O APICs are used we have to ack timer IRQ
- * manually to deassert NMI lines for the watchdog if run
- * on an 82489DX-based system.
- */
- spin_lock(&i8259A_lock);
- outb(0x0c, PIC_MASTER_OCW3);
- /* Ack the IRQ; AEOI will end it automatically. */
- inb(PIC_MASTER_POLL);
- spin_unlock(&i8259A_lock);
- }
-
- global_clock_event->event_handler(global_clock_event);
-
- /* MCA bus quirk: Acknowledge irq0 by setting bit 7 in port 0x61 */
- if (MCA_bus)
- outb_p(inb_p(0x61)| 0x80, 0x61);
-
- return IRQ_HANDLED;
-}
-
-static struct irqaction irq0 = {
- .handler = timer_interrupt,
- .flags = IRQF_DISABLED | IRQF_NOBALANCING | IRQF_IRQPOLL | IRQF_TIMER,
- .name = "timer"
-};
-
-void __init setup_default_timer_irq(void)
-{
- irq0.mask = cpumask_of_cpu(0);
- setup_irq(0, &irq0);
-}
-
-/* Default timer init function */
-void __init hpet_time_init(void)
-{
- if (!hpet_enable())
- setup_pit_timer();
- setup_default_timer_irq();
-}
-
-static void x86_late_time_init(void)
-{
- x86_init.timers.timer_init();
-}
-
-/*
- * Initialize TSC and delay the periodic timer init to
- * late x86_late_time_init() so ioremap works.
- */
-void __init time_init(void)
-{
- tsc_init();
- late_time_init = x86_late_time_init;
-}
--
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