1 /* SPDX-License-Identifier: GPL-2.0 */ 2 #ifndef _ASM_POWERPC_PERCPU_H_ 3 #define _ASM_POWERPC_PERCPU_H_ 4 #ifdef __powerpc64__ 5 6 /* 7 * Same as asm-generic/percpu.h, except that we store the per cpu offset 8 * in the paca. Based on the x86-64 implementation. 9 */ 10 11 #ifdef CONFIG_SMP 12 13 #define __my_cpu_offset local_paca->data_offset 14 15 #endif /* CONFIG_SMP */ 16 #endif /* __powerpc64__ */ 17 18 #if defined(CONFIG_NEED_PER_CPU_PAGE_FIRST_CHUNK) && defined(CONFIG_SMP) 19 #include <linux/jump_label.h> 20 DECLARE_STATIC_KEY_FALSE(__percpu_first_chunk_is_paged); 21 22 #define percpu_first_chunk_is_paged \ 23 (static_key_enabled(&__percpu_first_chunk_is_paged.key)) 24 #else 25 #define percpu_first_chunk_is_paged false 26 #endif /* CONFIG_PPC64 && CONFIG_SMP */ 27 28 #include <asm-generic/percpu.h> 29 30 #include <asm/paca.h> 31 32 #endif /* _ASM_POWERPC_PERCPU_H_ */ 33
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