diff options
| -rw-r--r-- | include/asm-x86/Kbuild | 2 | ||||
| -rw-r--r-- | include/asm-x86/ldt.h | 51 | ||||
| -rw-r--r-- | include/asm-x86/ldt_32.h | 32 | ||||
| -rw-r--r-- | include/asm-x86/ldt_64.h | 36 |
4 files changed, 39 insertions, 82 deletions
diff --git a/include/asm-x86/Kbuild b/include/asm-x86/Kbuild index 30f2244287..a0c0b80c7f 100644 --- a/include/asm-x86/Kbuild +++ b/include/asm-x86/Kbuild | |||
| @@ -4,8 +4,6 @@ header-y += boot.h | |||
| 4 | header-y += debugreg_32.h | 4 | header-y += debugreg_32.h |
| 5 | header-y += debugreg_64.h | 5 | header-y += debugreg_64.h |
| 6 | header-y += debugreg.h | 6 | header-y += debugreg.h |
| 7 | header-y += ldt_32.h | ||
| 8 | header-y += ldt_64.h | ||
| 9 | header-y += ldt.h | 7 | header-y += ldt.h |
| 10 | header-y += msr-index.h | 8 | header-y += msr-index.h |
| 11 | header-y += prctl.h | 9 | header-y += prctl.h |
diff --git a/include/asm-x86/ldt.h b/include/asm-x86/ldt.h index 3d9cc20d2b..20c597242b 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 |
diff --git a/include/asm-x86/ldt_32.h b/include/asm-x86/ldt_32.h deleted file mode 100644 index e9d3de1dee..0000000000 --- a/include/asm-x86/ldt_32.h +++ /dev/null | |||
| @@ -1,32 +0,0 @@ | |||
| 1 | /* | ||
| 2 | * ldt.h | ||
| 3 | * | ||
| 4 | * Definitions of structures used with the modify_ldt system call. | ||
| 5 | */ | ||
| 6 | #ifndef _LINUX_LDT_H | ||
| 7 | #define _LINUX_LDT_H | ||
| 8 | |||
| 9 | /* Maximum number of LDT entries supported. */ | ||
| 10 | #define LDT_ENTRIES 8192 | ||
| 11 | /* The size of each LDT entry. */ | ||
| 12 | #define LDT_ENTRY_SIZE 8 | ||
| 13 | |||
| 14 | #ifndef __ASSEMBLY__ | ||
| 15 | struct user_desc { | ||
| 16 | unsigned int entry_number; | ||
| 17 | unsigned long base_addr; | ||
| 18 | unsigned int limit; | ||
| 19 | unsigned int seg_32bit:1; | ||
| 20 | unsigned int contents:2; | ||
| 21 | unsigned int read_exec_only:1; | ||
| 22 | unsigned int limit_in_pages:1; | ||
| 23 | unsigned int seg_not_present:1; | ||
| 24 | unsigned int useable:1; | ||
| 25 | }; | ||
| 26 | |||
| 27 | #define MODIFY_LDT_CONTENTS_DATA 0 | ||
| 28 | #define MODIFY_LDT_CONTENTS_STACK 1 | ||
| 29 | #define MODIFY_LDT_CONTENTS_CODE 2 | ||
| 30 | |||
| 31 | #endif /* !__ASSEMBLY__ */ | ||
| 32 | #endif | ||
diff --git a/include/asm-x86/ldt_64.h b/include/asm-x86/ldt_64.h deleted file mode 100644 index 9ef647b890..0000000000 --- a/include/asm-x86/ldt_64.h +++ /dev/null | |||
| @@ -1,36 +0,0 @@ | |||
| 1 | /* | ||
| 2 | * ldt.h | ||
| 3 | * | ||
| 4 | * Definitions of structures used with the modify_ldt system call. | ||
| 5 | */ | ||
| 6 | #ifndef _LINUX_LDT_H | ||
| 7 | #define _LINUX_LDT_H | ||
| 8 | |||
| 9 | /* Maximum number of LDT entries supported. */ | ||
| 10 | #define LDT_ENTRIES 8192 | ||
| 11 | /* The size of each LDT entry. */ | ||
| 12 | #define LDT_ENTRY_SIZE 8 | ||
| 13 | |||
| 14 | #ifndef __ASSEMBLY__ | ||
| 15 | /* Note on 64bit base and limit is ignored and you cannot set | ||
| 16 | DS/ES/CS not to the default values if you still want to do syscalls. This | ||
| 17 | call is more for 32bit mode therefore. */ | ||
| 18 | struct user_desc { | ||
| 19 | unsigned int entry_number; | ||
| 20 | unsigned int base_addr; | ||
| 21 | unsigned int limit; | ||
| 22 | unsigned int seg_32bit:1; | ||
| 23 | unsigned int contents:2; | ||
| 24 | unsigned int read_exec_only:1; | ||
| 25 | unsigned int limit_in_pages:1; | ||
| 26 | unsigned int seg_not_present:1; | ||
| 27 | unsigned int useable:1; | ||
| 28 | unsigned int lm:1; | ||
| 29 | }; | ||
| 30 | |||
| 31 | #define MODIFY_LDT_CONTENTS_DATA 0 | ||
| 32 | #define MODIFY_LDT_CONTENTS_STACK 1 | ||
| 33 | #define MODIFY_LDT_CONTENTS_CODE 2 | ||
| 34 | |||
| 35 | #endif /* !__ASSEMBLY__ */ | ||
| 36 | #endif | ||
