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Diffstat (limited to 'include/asm-ia64/percpu.h')
| -rw-r--r-- | include/asm-ia64/percpu.h | 74 |
1 files changed, 0 insertions, 74 deletions
diff --git a/include/asm-ia64/percpu.h b/include/asm-ia64/percpu.h deleted file mode 100644 index fbe5cf3ab8d..00000000000 --- a/include/asm-ia64/percpu.h +++ /dev/null @@ -1,74 +0,0 @@ -#ifndef _ASM_IA64_PERCPU_H -#define _ASM_IA64_PERCPU_H - -/* - * Copyright (C) 2002-2003 Hewlett-Packard Co - * David Mosberger-Tang <davidm@hpl.hp.com> - */ - -#define PERCPU_ENOUGH_ROOM PERCPU_PAGE_SIZE - -#ifdef __ASSEMBLY__ -# define THIS_CPU(var) (per_cpu__##var) /* use this to mark accesses to per-CPU variables... */ -#else /* !__ASSEMBLY__ */ - - -#include <linux/threads.h> - -#ifdef HAVE_MODEL_SMALL_ATTRIBUTE -# define __SMALL_ADDR_AREA __attribute__((__model__ (__small__))) -#else -# define __SMALL_ADDR_AREA -#endif - -#define DECLARE_PER_CPU(type, name) \ - extern __SMALL_ADDR_AREA __typeof__(type) per_cpu__##name - -/* Separate out the type, so (int[3], foo) works. */ -#define DEFINE_PER_CPU(type, name) \ - __attribute__((__section__(".data.percpu"))) \ - __SMALL_ADDR_AREA __typeof__(type) per_cpu__##name - -/* - * Pretty much a literal copy of asm-generic/percpu.h, except that percpu_modcopy() is an - * external routine, to avoid include-hell. - */ -#ifdef CONFIG_SMP - -extern unsigned long __per_cpu_offset[NR_CPUS]; -#define per_cpu_offset(x) (__per_cpu_offset(x)) - -/* Equal to __per_cpu_offset[smp_processor_id()], but faster to access: */ -DECLARE_PER_CPU(unsigned long, local_per_cpu_offset); - -#define per_cpu(var, cpu) (*RELOC_HIDE(&per_cpu__##var, __per_cpu_offset[cpu])) -#define __get_cpu_var(var) (*RELOC_HIDE(&per_cpu__##var, __ia64_per_cpu_var(local_per_cpu_offset))) -#define __raw_get_cpu_var(var) (*RELOC_HIDE(&per_cpu__##var, __ia64_per_cpu_var(local_per_cpu_offset))) - -extern void percpu_modcopy(void *pcpudst, const void *src, unsigned long size); -extern void setup_per_cpu_areas (void); -extern void *per_cpu_init(void); - -#else /* ! SMP */ - -#define per_cpu(var, cpu) (*((void)(cpu), &per_cpu__##var)) -#define __get_cpu_var(var) per_cpu__##var -#define __raw_get_cpu_var(var) per_cpu__##var -#define per_cpu_init() (__phys_per_cpu_start) - -#endif /* SMP */ - -#define EXPORT_PER_CPU_SYMBOL(var) EXPORT_SYMBOL(per_cpu__##var) -#define EXPORT_PER_CPU_SYMBOL_GPL(var) EXPORT_SYMBOL_GPL(per_cpu__##var) - -/* - * Be extremely careful when taking the address of this variable! Due to virtual - * remapping, it is different from the canonical address returned by __get_cpu_var(var)! - * On the positive side, using __ia64_per_cpu_var() instead of __get_cpu_var() is slightly - * more efficient. - */ -#define __ia64_per_cpu_var(var) (per_cpu__##var) - -#endif /* !__ASSEMBLY__ */ - -#endif /* _ASM_IA64_PERCPU_H */ |
