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/* SPDX-License-Identifier: GPL-2.0-or-later */
#ifndef _ASM_POWERPC_CURRENT_H
#define _ASM_POWERPC_CURRENT_H
#ifdef __KERNEL__
/*
*/
struct task_struct;
#ifdef __powerpc64__
#include <linux/stddef.h>
#include <asm/paca.h>
static inline struct task_struct *get_current(void)
{
struct task_struct *task;
/* get_current can be cached by the compiler, so no volatile */
asm ("ld %0,%1(13)"
: "=r" (task)
: "i" (offsetof(struct paca_struct, __current)));
return task;
}
#define current get_current()
#else
/*
* We keep `current' in r2 for speed.
*/
register struct task_struct *current asm ("r2");
#endif
#endif /* __KERNEL__ */
#endif /* _ASM_POWERPC_CURRENT_H */