diff options
Diffstat (limited to 'arch/x86/kernel/syscall_64.c')
| -rw-r--r-- | arch/x86/kernel/syscall_64.c | 32 |
1 files changed, 32 insertions, 0 deletions
diff --git a/arch/x86/kernel/syscall_64.c b/arch/x86/kernel/syscall_64.c new file mode 100644 index 000000000..4ac730b37 --- /dev/null +++ b/arch/x86/kernel/syscall_64.c @@ -0,0 +1,32 @@ +/* System call table for x86-64. */ + +#include <linux/linkage.h> +#include <linux/sys.h> +#include <linux/cache.h> +#include <asm/asm-offsets.h> +#include <asm/syscall.h> + +#define __SYSCALL_COMMON(nr, sym, compat) __SYSCALL_64(nr, sym, compat) + +#ifdef CONFIG_X86_X32_ABI +# define __SYSCALL_X32(nr, sym, compat) __SYSCALL_64(nr, sym, compat) +#else +# define __SYSCALL_X32(nr, sym, compat) /* nothing */ +#endif + +#define __SYSCALL_64(nr, sym, compat) extern asmlinkage void sym(void) ; +#include <asm/syscalls_64.h> +#undef __SYSCALL_64 + +#define __SYSCALL_64(nr, sym, compat) [nr] = sym, + +extern void sys_ni_syscall(void); + +asmlinkage const sys_call_ptr_t sys_call_table[__NR_syscall_max+1] = { + /* + * Smells like a compiler bug -- it doesn't work + * when the & below is removed. + */ + [0 ... __NR_syscall_max] = &sys_ni_syscall, +#include <asm/syscalls_64.h> +}; |