satip-axe/kernel/arch/s390/include/asm/percpu.h

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#ifndef __ARCH_S390_PERCPU__
#define __ARCH_S390_PERCPU__
/*
* s390 uses its own implementation for per cpu data, the offset of
* the cpu local data area is cached in the cpu's lowcore memory.
*/
#define __my_cpu_offset S390_lowcore.percpu_offset
/*
* For 64 bit module code, the module may be more than 4G above the
* per cpu area, use weak definitions to force the compiler to
* generate external references.
*/
#if defined(CONFIG_SMP) && defined(__s390x__) && defined(MODULE)
#define ARCH_NEEDS_WEAK_PER_CPU
#endif
#include <asm-generic/percpu.h>
#endif /* __ARCH_S390_PERCPU__ */