arch/powerpc/include/asm/percpu.h

/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_POWERPC_PERCPU_H_
#define _ASM_POWERPC_PERCPU_H_
#ifdef __powerpc64__

/*
 * Same as asm-generic/percpu.h, except that we store the per cpu offset
 * in the paca. Based on the x86-64 implementation.
 */

#ifdef CONFIG_SMP

#define __my_cpu_offset local_paca->data_offset

#endif /* CONFIG_SMP */
#endif /* __powerpc64__ */

#if defined(CONFIG_NEED_PER_CPU_PAGE_FIRST_CHUNK) && defined(CONFIG_SMP)
#include <linux/jump_label.h>
DECLARE_STATIC_KEY_FALSE(__percpu_first_chunk_is_paged);

#define percpu_first_chunk_is_paged	\
		(static_key_enabled(&__percpu_first_chunk_is_paged.key))
#else
#define percpu_first_chunk_is_paged	false
#endif

#include <asm-generic/percpu.h>

#include <asm/paca.h>

#endif /* _ASM_POWERPC_PERCPU_H_ */