Cregit: Linux 7.0: lse.h

Contributors: 8
Author	Tokens	Token Proportion	Commits	Commit Proportion
Will Deacon	38	64.41%	4	36.36%
Andrew Murray	9	15.25%	1	9.09%
Sami Tolvanen	4	6.78%	1	9.09%
Mark Rutland	3	5.08%	1	9.09%
Catalin Marinas	2	3.39%	1	9.09%
Gavin Shan	1	1.69%	1	9.09%
Vincenzo Frascino	1	1.69%	1	9.09%
Greg Kroah-Hartman	1	1.69%	1	9.09%
Total	59		11

/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __ASM_LSE_H
#define __ASM_LSE_H

#include <asm/atomic_ll_sc.h>

#define __LSE_PREAMBLE	".arch_extension lse\n"

#include <linux/compiler_types.h>
#include <linux/export.h>
#include <linux/stringify.h>
#include <asm/alternative.h>
#include <asm/alternative-macros.h>
#include <asm/atomic_lse.h>
#include <asm/cpucaps.h>

#define __lse_ll_sc_body(op, ...)					\
({									\
	alternative_has_cap_likely(ARM64_HAS_LSE_ATOMICS) ?		\
		__lse_##op(__VA_ARGS__) :				\
		__ll_sc_##op(__VA_ARGS__);				\
})

/* In-line patching at runtime */
#define ARM64_LSE_ATOMIC_INSN(llsc, lse)				\
	ALTERNATIVE(llsc, __LSE_PREAMBLE lse, ARM64_HAS_LSE_ATOMICS)

#endif	/* __ASM_LSE_H */