File klp_syscalls.h of Package kernel-livepatch-SLE15-SP4_Update_0
#ifndef _KLP_SYSCALLS_H
#define _KLP_SYSCALLS_H
#include <linux/version.h>
#include <linux/syscalls.h>
/*
* For kernels after 4.17.0, syscalls' symbol names as constructed by
* the kernel's __SYSCALL_DEFINEx macro depend on kernel version and
* architecture.
*/
#if LINUX_VERSION_CODE < KERNEL_VERSION(4, 17, 0)
/* C.f. include/linux/syscalls.h */
#define KLP_SYSCALL_SYM(name) SyS_ ## name
#ifdef CONFIG_COMPAT
/* What comes out of COMPAT_SYSCALL_DEFINEx(). */
#define KLP_COMPAT_SYSCALL_SYM(name) compat_SyS_ ## name
#define KLP_SYSCALL_DECLx(x, sym, ...) \
asmlinkage long sym(__MAP(x,__SC_LONG,__VA_ARGS__))
#endif /* CONFIG_COMPAT */
#else /* LINUX_VERSION_CODE < KERNEL_VERSION(4, 17, 0) */
#if defined(CONFIG_X86_64)
/* C.f. arch/x86/include/asm/syscall_wrapper.h */
#define KLP_SYSCALL_SYM(name) __x64_sys_ ## name
#ifdef CONFIG_IA32_EMULATION
#define KLP_ARCH_HAS_SYSCALL_COMPAT_STUBS 1
/* Compat stub for common syscalls. */
#define KLP_SYSCALL_COMPAT_STUB_SYM(name) __ia32_sys_ ## name
#endif /* CONFIG_IA32_EMULATION */
#ifdef CONFIG_COMPAT
/* What comes out of COMPAT_SYSCALL_DEFINEx(). */
#define KLP_COMPAT_SYSCALL_SYM(name) __ia32_compat_sys_ ## name
#endif /* CONFIG_COMPAT */
#define KLP_SYSCALL_DECLx(x, sym, ...) \
asmlinkage long sym(const struct pt_regs *)
#elif defined(CONFIG_S390)
/* C.f. arch/s390/include/asm/syscall_wrapper.h */
#define KLP_SYSCALL_SYM(name) __se_sys_ ## name
#ifdef CONFIG_COMPAT
#define KLP_ARCH_HAS_SYSCALL_COMPAT_STUBS 1
/* Compat stub for common syscalls. */
#define KLP_SYSCALL_COMPAT_STUB_SYM(name) __s390_sys_ ## name
#define KLP_COMPAT_SYSCALL_SYM(name) __s390_compat_sys_ ## name
#endif /* CONFIG_COMPAT */
#define KLP_SYSCALL_DECLx(x, sym, ...) \
asmlinkage long sym(__MAP(x,__SC_LONG,__VA_ARGS__))
#else
/* C.f. include/linux/syscalls.h */
#define KLP_SYSCALL_SYM(name) __se_sys_ ## name
#ifdef CONFIG_COMPAT
#define KLP_COMPAT_SYSCALL_SYM(name) __se_compat_sys_ ## name
#endif /* CONFIG_COMPAT */
#define KLP_SYSCALL_DECLx(x, sym, ...) \
asmlinkage long sym(__MAP(x,__SC_LONG,__VA_ARGS__))
#endif
#endif /* LINUX_VERSION_CODE < KERNEL_VERSION(4, 17, 0) */
#endif /* _KLP_SYSCALLS_H */