OpenCloudOS-Kernel/samples/bpf/asm_goto_workaround.h

29 lines
725 B
C

/* SPDX-License-Identifier: GPL-2.0 */
/* Copyright (c) 2019 Facebook */
#ifndef __ASM_GOTO_WORKAROUND_H
#define __ASM_GOTO_WORKAROUND_H
/*
* This will bring in asm_volatile_goto and asm_inline macro definitions
* if enabled by compiler and config options.
*/
#include <linux/types.h>
#ifdef asm_volatile_goto
#undef asm_volatile_goto
#define asm_volatile_goto(x...) asm volatile("invalid use of asm_volatile_goto")
#endif
/*
* asm_inline is defined as asm __inline in "include/linux/compiler_types.h"
* if supported by the kernel's CC (i.e CONFIG_CC_HAS_ASM_INLINE) which is not
* supported by CLANG.
*/
#ifdef asm_inline
#undef asm_inline
#define asm_inline asm
#endif
#define volatile(x...) volatile("")
#endif