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lastdragon
2026-09-06 12:53:21 -06:00
parent 662efe3c2a
commit ad2088d178
94853 changed files with 43200404 additions and 0 deletions
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linux-7.2.3/arch/riscv/include/asm/fence.h
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/* SPDX-License-Identifier: GPL-2.0-only */
#ifndef _ASM_RISCV_FENCE_H
#define _ASM_RISCV_FENCE_H
#define RISCV_FENCE_ASM(p, s) "\tfence " #p "," #s "\n"
#define RISCV_FENCE(p, s) \
({ __asm__ __volatile__ (RISCV_FENCE_ASM(p, s) : : : "memory"); })
#ifdef CONFIG_SMP
#define RISCV_ACQUIRE_BARRIER RISCV_FENCE_ASM(r, rw)
#define RISCV_RELEASE_BARRIER RISCV_FENCE_ASM(rw, w)
#define RISCV_FULL_BARRIER RISCV_FENCE_ASM(rw, rw)
#else
#define RISCV_ACQUIRE_BARRIER
#define RISCV_RELEASE_BARRIER
#define RISCV_FULL_BARRIER
#endif
#endif /* _ASM_RISCV_FENCE_H */