diff options
author | Linus Torvalds <torvalds@woody.linux-foundation.org> | 2007-10-17 16:13:16 -0400 |
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committer | Linus Torvalds <torvalds@woody.linux-foundation.org> | 2007-10-17 16:13:16 -0400 |
commit | d20ead9e86881bc7ae84e385f47b5196b7d93aac (patch) | |
tree | ed27dd5db5f8447e4b3f541f0ec38219085d2f32 /include/asm-x86/ldt.h | |
parent | c56ec7639288f3e5d6371b0c48d37da93642fc93 (diff) | |
parent | 88e4d250234fc9e64d6ce51df95efdcf8334fd95 (diff) |
Merge ssh://master.kernel.org/pub/scm/linux/kernel/git/tglx/linux-2.6-x86
* ssh://master.kernel.org/pub/scm/linux/kernel/git/tglx/linux-2.6-x86: (114 commits)
x86: delete vsyscall files during make clean
kbuild: fix typo SRCARCH in find_sources
x86: fix kernel rebuild due to vsyscall fallout
.gitignore update for x86 arch
x86: unify include/asm/debugreg_32/64.h
x86: unify include/asm/unwind_32/64.h
x86: unify include/asm/types_32/64.h
x86: unify include/asm/tlb_32/64.h
x86: unify include/asm/siginfo_32/64.h
x86: unify include/asm/bug_32/64.h
x86: unify include/asm/mman_32/64.h
x86: unify include/asm/agp_32/64.h
x86: unify include/asm/kdebug_32/64.h
x86: unify include/asm/ioctls_32/64.h
x86: unify include/asm/floppy_32/64.h
x86: apply missing DMA/OOM prevention to floppy_32.h
x86: unify include/asm/cache_32/64.h
x86: unify include/asm/cache_32/64.h
x86: unify include/asm/dmi_32/64.h
x86: unify include/asm/delay_32/64.h
...
Diffstat (limited to 'include/asm-x86/ldt.h')
-rw-r--r-- | include/asm-x86/ldt.h | 51 |
1 files changed, 39 insertions, 12 deletions
diff --git a/include/asm-x86/ldt.h b/include/asm-x86/ldt.h index 3d9cc20d2ba4..20c597242b53 100644 --- a/include/asm-x86/ldt.h +++ b/include/asm-x86/ldt.h | |||
@@ -1,13 +1,40 @@ | |||
1 | #ifdef __KERNEL__ | 1 | /* |
2 | # ifdef CONFIG_X86_32 | 2 | * ldt.h |
3 | # include "ldt_32.h" | 3 | * |
4 | # else | 4 | * Definitions of structures used with the modify_ldt system call. |
5 | # include "ldt_64.h" | 5 | */ |
6 | # endif | 6 | #ifndef _ASM_X86_LDT_H |
7 | #else | 7 | #define _ASM_X86_LDT_H |
8 | # ifdef __i386__ | 8 | |
9 | # include "ldt_32.h" | 9 | /* Maximum number of LDT entries supported. */ |
10 | # else | 10 | #define LDT_ENTRIES 8192 |
11 | # include "ldt_64.h" | 11 | /* The size of each LDT entry. */ |
12 | # endif | 12 | #define LDT_ENTRY_SIZE 8 |
13 | |||
14 | #ifndef __ASSEMBLY__ | ||
15 | /* | ||
16 | * Note on 64bit base and limit is ignored and you cannot set DS/ES/CS | ||
17 | * not to the default values if you still want to do syscalls. This | ||
18 | * call is more for 32bit mode therefore. | ||
19 | */ | ||
20 | struct user_desc { | ||
21 | unsigned int entry_number; | ||
22 | unsigned int base_addr; | ||
23 | unsigned int limit; | ||
24 | unsigned int seg_32bit:1; | ||
25 | unsigned int contents:2; | ||
26 | unsigned int read_exec_only:1; | ||
27 | unsigned int limit_in_pages:1; | ||
28 | unsigned int seg_not_present:1; | ||
29 | unsigned int useable:1; | ||
30 | #ifdef __x86_64__ | ||
31 | unsigned int lm:1; | ||
32 | #endif | ||
33 | }; | ||
34 | |||
35 | #define MODIFY_LDT_CONTENTS_DATA 0 | ||
36 | #define MODIFY_LDT_CONTENTS_STACK 1 | ||
37 | #define MODIFY_LDT_CONTENTS_CODE 2 | ||
38 | |||
39 | #endif /* !__ASSEMBLY__ */ | ||
13 | #endif | 40 | #endif |