diff options
Diffstat (limited to 'arch/x86_64/kernel/syscall.c')
-rw-r--r-- | arch/x86_64/kernel/syscall.c | 26 |
1 files changed, 26 insertions, 0 deletions
diff --git a/arch/x86_64/kernel/syscall.c b/arch/x86_64/kernel/syscall.c new file mode 100644 index 000000000000..e263685f864c --- /dev/null +++ b/arch/x86_64/kernel/syscall.c | |||
@@ -0,0 +1,26 @@ | |||
1 | /* System call table for x86-64. */ | ||
2 | |||
3 | #include <linux/linkage.h> | ||
4 | #include <linux/sys.h> | ||
5 | #include <linux/cache.h> | ||
6 | #include <linux/config.h> | ||
7 | |||
8 | #define __NO_STUBS | ||
9 | |||
10 | #define __SYSCALL(nr, sym) extern asmlinkage void sym(void) ; | ||
11 | #undef _ASM_X86_64_UNISTD_H_ | ||
12 | #include <asm-x86_64/unistd.h> | ||
13 | |||
14 | #undef __SYSCALL | ||
15 | #define __SYSCALL(nr, sym) [ nr ] = sym, | ||
16 | #undef _ASM_X86_64_UNISTD_H_ | ||
17 | |||
18 | typedef void (*sys_call_ptr_t)(void); | ||
19 | |||
20 | extern void sys_ni_syscall(void); | ||
21 | |||
22 | sys_call_ptr_t sys_call_table[__NR_syscall_max+1] __cacheline_aligned = { | ||
23 | /* Smells like a like a compiler bug -- it doesn't work when the & below is removed. */ | ||
24 | [0 ... __NR_syscall_max] = &sys_ni_syscall, | ||
25 | #include <asm-x86_64/unistd.h> | ||
26 | }; | ||