Commit f6a2e7f2 authored by Thomas Gleixner's avatar Thomas Gleixner Committed by Thomas Gleixner

x86: unify include/asm/ldt_32/64.h

The additional struct member of user_desc can be made conditional for
64 bit compiles.
Signed-off-by: default avatarThomas Gleixner <tglx@linutronix.de>
Signed-off-by: default avatarIngo Molnar <mingo@elte.hu>
parent 686d8c63
......@@ -4,8 +4,6 @@ header-y += boot.h
header-y += debugreg_32.h
header-y += debugreg_64.h
header-y += debugreg.h
header-y += ldt_32.h
header-y += ldt_64.h
header-y += ldt.h
header-y += msr-index.h
header-y += prctl.h
......
#ifdef __KERNEL__
# ifdef CONFIG_X86_32
# include "ldt_32.h"
# else
# include "ldt_64.h"
# endif
#else
# ifdef __i386__
# include "ldt_32.h"
# else
# include "ldt_64.h"
# endif
/*
* ldt.h
*
* Definitions of structures used with the modify_ldt system call.
*/
#ifndef _ASM_X86_LDT_H
#define _ASM_X86_LDT_H
/* Maximum number of LDT entries supported. */
#define LDT_ENTRIES 8192
/* The size of each LDT entry. */
#define LDT_ENTRY_SIZE 8
#ifndef __ASSEMBLY__
/*
* Note on 64bit base and limit is ignored and you cannot set DS/ES/CS
* not to the default values if you still want to do syscalls. This
* call is more for 32bit mode therefore.
*/
struct user_desc {
unsigned int entry_number;
unsigned int base_addr;
unsigned int limit;
unsigned int seg_32bit:1;
unsigned int contents:2;
unsigned int read_exec_only:1;
unsigned int limit_in_pages:1;
unsigned int seg_not_present:1;
unsigned int useable:1;
#ifdef __x86_64__
unsigned int lm:1;
#endif
};
#define MODIFY_LDT_CONTENTS_DATA 0
#define MODIFY_LDT_CONTENTS_STACK 1
#define MODIFY_LDT_CONTENTS_CODE 2
#endif /* !__ASSEMBLY__ */
#endif
/*
* ldt.h
*
* Definitions of structures used with the modify_ldt system call.
*/
#ifndef _LINUX_LDT_H
#define _LINUX_LDT_H
/* Maximum number of LDT entries supported. */
#define LDT_ENTRIES 8192
/* The size of each LDT entry. */
#define LDT_ENTRY_SIZE 8
#ifndef __ASSEMBLY__
struct user_desc {
unsigned int entry_number;
unsigned long base_addr;
unsigned int limit;
unsigned int seg_32bit:1;
unsigned int contents:2;
unsigned int read_exec_only:1;
unsigned int limit_in_pages:1;
unsigned int seg_not_present:1;
unsigned int useable:1;
};
#define MODIFY_LDT_CONTENTS_DATA 0
#define MODIFY_LDT_CONTENTS_STACK 1
#define MODIFY_LDT_CONTENTS_CODE 2
#endif /* !__ASSEMBLY__ */
#endif
/*
* ldt.h
*
* Definitions of structures used with the modify_ldt system call.
*/
#ifndef _LINUX_LDT_H
#define _LINUX_LDT_H
/* Maximum number of LDT entries supported. */
#define LDT_ENTRIES 8192
/* The size of each LDT entry. */
#define LDT_ENTRY_SIZE 8
#ifndef __ASSEMBLY__
/* Note on 64bit base and limit is ignored and you cannot set
DS/ES/CS not to the default values if you still want to do syscalls. This
call is more for 32bit mode therefore. */
struct user_desc {
unsigned int entry_number;
unsigned int base_addr;
unsigned int limit;
unsigned int seg_32bit:1;
unsigned int contents:2;
unsigned int read_exec_only:1;
unsigned int limit_in_pages:1;
unsigned int seg_not_present:1;
unsigned int useable:1;
unsigned int lm:1;
};
#define MODIFY_LDT_CONTENTS_DATA 0
#define MODIFY_LDT_CONTENTS_STACK 1
#define MODIFY_LDT_CONTENTS_CODE 2
#endif /* !__ASSEMBLY__ */
#endif
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