summaryrefslogtreecommitdiffstats
path: root/arch/um/sys-x86/shared/sysdep/tls_32.h
blob: 34550755b2a1621939f597f2b86c4bfa77de0551 (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
#ifndef _SYSDEP_TLS_H
#define _SYSDEP_TLS_H

# ifndef __KERNEL__

/* Change name to avoid conflicts with the original one from <asm/ldt.h>, which
 * may be named user_desc (but in 2.4 and in header matching its API was named
 * modify_ldt_ldt_s). */

typedef struct um_dup_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;
} user_desc_t;

# else /* __KERNEL__ */

#  include <ldt.h>
typedef struct user_desc user_desc_t;

# endif /* __KERNEL__ */

#define GDT_ENTRY_TLS_MIN_I386 6
#define GDT_ENTRY_TLS_MIN_X86_64 12

#endif /* _SYSDEP_TLS_H */
OpenPOWER on IntegriCloud