[deliverable/linux.git] / arch / x86 / um / sys_call_table_32.c

/*
 * System call table for UML/i386, copied from arch/x86/kernel/syscall_*.c
 * with some changes for UML.
 */

#include <linux/linkage.h>
#include <linux/sys.h>
#include <linux/cache.h>
#include <generated/user_constants.h>

#define __NO_STUBS

/*
 * Below you can see, in terms of #define's, the differences between the x86-64
 * and the UML syscall table.
 */

/* Not going to be implemented by UML, since we have no hardware. */
#define sys_iopl sys_ni_syscall
#define sys_ioperm sys_ni_syscall

#define sys_vm86old sys_ni_syscall
#define sys_vm86 sys_ni_syscall

#define old_mmap sys_old_mmap

#define ptregs_fork sys_fork
#define ptregs_iopl sys_iopl
#define ptregs_vm86old sys_vm86old
#define ptregs_clone i386_clone
#define ptregs_vm86 sys_vm86
#define ptregs_sigaltstack sys_sigaltstack
#define ptregs_vfork sys_vfork

#define __SYSCALL_I386(nr, sym, compat) extern asmlinkage void sym(void) ;
#include <asm/syscalls_32.h>

#undef __SYSCALL_I386
#define __SYSCALL_I386(nr, sym, compat) [ nr ] = sym,

typedef asmlinkage void (*sys_call_ptr_t)(void);

extern asmlinkage void sys_ni_syscall(void);

const sys_call_ptr_t sys_call_table[] __cacheline_aligned = {
	/*
	 * Smells like a compiler bug -- it doesn't work
	 * when the & below is removed.
	 */
	[0 ... __NR_syscall_max] = &sys_ni_syscall,
#include <asm/syscalls_32.h>
};

int syscall_table_size = sizeof(sys_call_table);
Commit	Line	Data
45db1c61 PA	1	/*
	2	* System call table for UML/i386, copied from arch/x86/kernel/syscall_*.c
	3	* with some changes for UML.
	4	*/
	5
	6	#include <linux/linkage.h>
	7	#include <linux/sys.h>
	8	#include <linux/cache.h>
	9	#include <generated/user_constants.h>
	10
	11	#define __NO_STUBS
	12
	13	/*
	14	* Below you can see, in terms of #define's, the differences between the x86-64
	15	* and the UML syscall table.
	16	*/
	17
	18	/* Not going to be implemented by UML, since we have no hardware. */
47db9e7c	19	#define sys_iopl sys_ni_syscall
45db1c61 PA	20	#define sys_ioperm sys_ni_syscall
	21
	22	#define sys_vm86old sys_ni_syscall
	23	#define sys_vm86 sys_ni_syscall
	24
	25	#define old_mmap sys_old_mmap
	26
	27	#define ptregs_fork sys_fork
45db1c61 PA	28	#define ptregs_iopl sys_iopl
45db1c61 PA	29	#define ptregs_vm86old sys_vm86old
a4d94ff8	30	#define ptregs_clone i386_clone
45db1c61 PA	31	#define ptregs_vm86 sys_vm86
	32	#define ptregs_sigaltstack sys_sigaltstack
	33	#define ptregs_vfork sys_vfork
	34
	35	#define __SYSCALL_I386(nr, sym, compat) extern asmlinkage void sym(void) ;
	36	#include <asm/syscalls_32.h>
	37
	38	#undef __SYSCALL_I386
	39	#define __SYSCALL_I386(nr, sym, compat) [ nr ] = sym,
	40
9271b0b4	41	typedef asmlinkage void (*sys_call_ptr_t)(void);
45db1c61	42
9271b0b4	43	extern asmlinkage void sys_ni_syscall(void);
45db1c61	44
a074335a	45	const sys_call_ptr_t sys_call_table[] __cacheline_aligned = {
45db1c61 PA	46	/*
	47	* Smells like a compiler bug -- it doesn't work
	48	* when the & below is removed.
	49	*/
	50	[0 ... __NR_syscall_max] = &sys_ni_syscall,
	51	#include <asm/syscalls_32.h>
	52	};
	53
	54	int syscall_table_size = sizeof(sys_call_table);