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| author |   Russell King <rmk@dyn-67.arm.linux.org.uk> | 2008-08-07 09:55:03 +0100 |
|---|---|---|
| committer |   Russell King <rmk+kernel@arm.linux.org.uk> | 2008-08-07 09:55:03 +0100 |
| commit | 4fb8af10d0fd09372d52966b76922b9e82bbc950 (patch) | |
| tree | d240e4d40357583e3f3eb228dccf20122a5b31ed /arch/sparc/include/asm/percpu_64.h | |
| parent | [ARM] Add support for arch/arm/mach-*/include and arch/arm/plat-*/include (diff) | |
| parent | kbuild: a better way to generate cscope database change (diff) | |
| download | linux-dev-4fb8af10d0fd09372d52966b76922b9e82bbc950.tar.xz linux-dev-4fb8af10d0fd09372d52966b76922b9e82bbc950.zip | |
Merge git://git.kernel.org/pub/scm/linux/kernel/git/sam/kbuild-fixes
Diffstat (limited to 'arch/sparc/include/asm/percpu_64.h')
| -rw-r--r-- | arch/sparc/include/asm/percpu_64.h | 28 |
1 files changed, 28 insertions, 0 deletions
diff --git a/arch/sparc/include/asm/percpu_64.h b/arch/sparc/include/asm/percpu_64.h new file mode 100644 index 000000000000..bee64593023e --- /dev/null +++ b/arch/sparc/include/asm/percpu_64.h @@ -0,0 +1,28 @@ +#ifndef __ARCH_SPARC64_PERCPU__ +#define __ARCH_SPARC64_PERCPU__ + +#include <linux/compiler.h> + +register unsigned long __local_per_cpu_offset asm("g5"); + +#ifdef CONFIG_SMP + +extern void real_setup_per_cpu_areas(void); + +extern unsigned long __per_cpu_base; +extern unsigned long __per_cpu_shift; +#define __per_cpu_offset(__cpu) \ + (__per_cpu_base + ((unsigned long)(__cpu) << __per_cpu_shift)) +#define per_cpu_offset(x) (__per_cpu_offset(x)) + +#define __my_cpu_offset __local_per_cpu_offset + +#else /* ! SMP */ + +#define real_setup_per_cpu_areas() do { } while (0) + +#endif /* SMP */ + +#include <asm-generic/percpu.h> + +#endif /* __ARCH_SPARC64_PERCPU__ */ |