FM / asm

/usr/include/asm

Name	Size	Mode	Actions
a.out.h	693	0644	edit dl rm
auxvec.h	281	0644	edit dl rm
bitsperlong.h	229	0644	edit dl rm
boot.h	260	0644	edit dl rm
bootparam.h	2970	0644	edit dl rm
byteorder.h	137	0644	edit dl rm
debugreg.h	2904	0644	edit dl rm
e820.h	2259	0644	edit dl rm
errno.h	31	0644	edit dl rm
fcntl.h	31	0644	edit dl rm
hyperv.h	8103	0644	edit dl rm
ioctl.h	31	0644	edit dl rm
ioctls.h	32	0644	edit dl rm
ipcbuf.h	32	0644	edit dl rm
ist.h	790	0644	edit dl rm
kvm.h	6212	0644	edit dl rm
kvm_para.h	2305	0644	edit dl rm
ldt.h	1243	0644	edit dl rm
mce.h	5241	0644	edit dl rm
mman.h	170	0644	edit dl rm
msgbuf.h	32	0644	edit dl rm
msr-index.h	23412	0644	edit dl rm
msr.h	311	0644	edit dl rm
mtrr.h	3788	0644	edit dl rm
param.h	31	0644	edit dl rm
poll.h	30	0644	edit dl rm
posix_types.h	92	0644	edit dl rm
posix_types_32.h	1316	0644	edit dl rm
posix_types_64.h	1306	0644	edit dl rm
prctl.h	190	0644	edit dl rm
processor-flags.h	3656	0644	edit dl rm
ptrace-abi.h	1797	0644	edit dl rm
ptrace.h	1192	0644	edit dl rm
resource.h	34	0644	edit dl rm
sembuf.h	699	0644	edit dl rm
setup.h	82	0644	edit dl rm
shmbuf.h	32	0644	edit dl rm
sigcontext.h	5403	0644	edit dl rm
sigcontext32.h	1684	0644	edit dl rm
siginfo.h	198	0644	edit dl rm
signal.h	2958	0644	edit dl rm
socket.h	32	0644	edit dl rm
sockios.h	33	0644	edit dl rm
stat.h	2324	0644	edit dl rm
statfs.h	353	0644	edit dl rm
swab.h	1179	0644	edit dl rm
termbits.h	34	0644	edit dl rm
termios.h	33	0644	edit dl rm
types.h	114	0644	edit dl rm
ucontext.h	339	0644	edit dl rm
unistd.h	82	0644	edit dl rm
unistd_32.h	10692	0644	edit dl rm
unistd_64.h	24238	0644	edit dl rm
vm86.h	3055	0644	edit dl rm
vsyscall.h	375	0644	edit dl rm

Edit: /usr/include/asm/ldt.h (1243B)

/*
 * 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__
	/*
	 * Because this bit is not present in 32-bit user code, user
	 * programs can pass uninitialized values here.  Therefore, in
	 * any context in which a user_desc comes from a 32-bit program,
	 * the kernel must act as though lm == 0, regardless of the
	 * actual value.
	 */
	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 /* _ASM_X86_LDT_H */

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