X-Git-Url: http://pilppa.org/gitweb/gitweb.cgi?a=blobdiff_plain;f=include%2Fasm-powerpc%2Fpercpu.h;h=f879252b7ea6b85de6e7d0bab4872de1ab8794be;hb=98cad10187c0bf5b638bad0912076d8ac9d861bd;hp=73dc8ba4010da31ce1afbdf4f0c90082bfec56c1;hpb=b4b613fd83853f8c688b3de20ab1a42331257975;p=linux-2.6-omap-h63xx.git diff --git a/include/asm-powerpc/percpu.h b/include/asm-powerpc/percpu.h index 73dc8ba4010..f879252b7ea 100644 --- a/include/asm-powerpc/percpu.h +++ b/include/asm-powerpc/percpu.h @@ -13,54 +13,12 @@ #include #define __per_cpu_offset(cpu) (paca[cpu].data_offset) -#define __my_cpu_offset() get_paca()->data_offset +#define __my_cpu_offset local_paca->data_offset #define per_cpu_offset(x) (__per_cpu_offset(x)) -/* Separate out the type, so (int[3], foo) works. */ -#define DEFINE_PER_CPU(type, name) \ - __attribute__((__section__(".data.percpu"))) __typeof__(type) per_cpu__##name +#endif /* CONFIG_SMP */ +#endif /* __powerpc64__ */ -#define DEFINE_PER_CPU_SHARED_ALIGNED(type, name) \ - __attribute__((__section__(".data.percpu.shared_aligned"))) \ - __typeof__(type) per_cpu__##name \ - ____cacheline_aligned_in_smp - -/* var is in discarded region: offset to particular copy we want */ -#define per_cpu(var, cpu) (*RELOC_HIDE(&per_cpu__##var, __per_cpu_offset(cpu))) -#define __get_cpu_var(var) (*RELOC_HIDE(&per_cpu__##var, __my_cpu_offset())) -#define __raw_get_cpu_var(var) (*RELOC_HIDE(&per_cpu__##var, __my_cpu_offset())) - -/* A macro to avoid #include hell... */ -#define percpu_modcopy(pcpudst, src, size) \ -do { \ - unsigned int __i; \ - for_each_possible_cpu(__i) \ - memcpy((pcpudst)+__per_cpu_offset(__i), \ - (src), (size)); \ -} while (0) - -extern void setup_per_cpu_areas(void); - -#else /* ! SMP */ - -#define DEFINE_PER_CPU(type, name) \ - __typeof__(type) per_cpu__##name -#define DEFINE_PER_CPU_SHARED_ALIGNED(type, name) \ - DEFINE_PER_CPU(type, name) - -#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 - -#endif /* SMP */ - -#define DECLARE_PER_CPU(type, name) extern __typeof__(type) per_cpu__##name - -#define EXPORT_PER_CPU_SYMBOL(var) EXPORT_SYMBOL(per_cpu__##var) -#define EXPORT_PER_CPU_SYMBOL_GPL(var) EXPORT_SYMBOL_GPL(per_cpu__##var) - -#else #include -#endif #endif /* _ASM_POWERPC_PERCPU_H_ */