[PATCH] x86_64: remove duplicated includes

There's usually no reason for including the same header file twice.

The patch below removes such duplicate includes in x86_64 specific files.
Signed-off-by: Adrian Bunk <bunk@stusta.de>
Signed-off-by: Andi Kleen <ak@suse.de>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>

arch/x86_64/kernel/entry.S

@@ -41,7 +41,6 @@
 #include <asm/unistd.h>
 #include <asm/thread_info.h>
 #include <asm/hw_irq.h>
-#include <asm/errno.h>
 
 	.code64
 

arch/x86_64/kernel/module.c

@@ -23,7 +23,6 @@
 #include <linux/string.h>
 #include <linux/kernel.h>
 #include <linux/slab.h>
-#include <linux/vmalloc.h>
 
 #include <asm/system.h>
 #include <asm/page.h>

arch/x86_64/kernel/setup.c

@@ -53,7 +53,6 @@
 #include <asm/mpspec.h>
 #include <asm/mmu_context.h>
 #include <asm/bootsetup.h>
-#include <asm/smp.h>
 #include <asm/proto.h>
 #include <asm/setup.h>
 #include <asm/mach_apic.h>

arch/x86_64/kernel/time.c

@@ -1029,7 +1029,6 @@ device_initcall(time_init_device);
  * For (3), we use interrupts at 64Hz or user specified periodic
  * frequency, whichever is higher.
  */
-#include <linux/mc146818rtc.h>
 #include <linux/rtc.h>
 
 extern irqreturn_t rtc_interrupt(int irq, void *dev_id, struct pt_regs *regs);

arch/x86_64/kernel/x8664_ksyms.c

@@ -30,7 +30,6 @@
 #include <asm/nmi.h>
 #include <asm/kdebug.h>
 #include <asm/unistd.h>
-#include <asm/delay.h>
 #include <asm/tlbflush.h>
 #include <asm/kdebug.h>
 

include/asm-x86_64/pci.h

@@ -41,7 +41,6 @@ int pcibios_set_irq_routing(struct pci_dev *dev, int pin, int irq);
 #include <linux/slab.h>
 #include <asm/scatterlist.h>
 #include <linux/string.h>
-#include <asm/io.h>
 #include <asm/page.h>
 
 extern int iommu_setup(char *opt);