diff options
Diffstat (limited to 'include/asm-x86/processor_32.h')
-rw-r--r-- | include/asm-x86/processor_32.h | 62 |
1 files changed, 0 insertions, 62 deletions
diff --git a/include/asm-x86/processor_32.h b/include/asm-x86/processor_32.h index 6cd2149dcbad..57b345bc3c74 100644 --- a/include/asm-x86/processor_32.h +++ b/include/asm-x86/processor_32.h | |||
@@ -81,7 +81,6 @@ struct cpuinfo_x86 { | |||
81 | extern struct cpuinfo_x86 boot_cpu_data; | 81 | extern struct cpuinfo_x86 boot_cpu_data; |
82 | extern struct cpuinfo_x86 new_cpu_data; | 82 | extern struct cpuinfo_x86 new_cpu_data; |
83 | extern struct tss_struct doublefault_tss; | 83 | extern struct tss_struct doublefault_tss; |
84 | DECLARE_PER_CPU(struct tss_struct, init_tss); | ||
85 | 84 | ||
86 | #ifdef CONFIG_SMP | 85 | #ifdef CONFIG_SMP |
87 | DECLARE_PER_CPU(struct cpuinfo_x86, cpu_info); | 86 | DECLARE_PER_CPU(struct cpuinfo_x86, cpu_info); |
@@ -123,16 +122,6 @@ extern unsigned int mca_pentium_flag; | |||
123 | #define TASK_SIZE (PAGE_OFFSET) | 122 | #define TASK_SIZE (PAGE_OFFSET) |
124 | 123 | ||
125 | 124 | ||
126 | /* | ||
127 | * Size of io_bitmap. | ||
128 | */ | ||
129 | #define IO_BITMAP_BITS 65536 | ||
130 | #define IO_BITMAP_BYTES (IO_BITMAP_BITS/8) | ||
131 | #define IO_BITMAP_LONGS (IO_BITMAP_BYTES/sizeof(long)) | ||
132 | #define IO_BITMAP_OFFSET offsetof(struct tss_struct,io_bitmap) | ||
133 | #define INVALID_IO_BITMAP_OFFSET 0x8000 | ||
134 | #define INVALID_IO_BITMAP_OFFSET_LAZY 0x9000 | ||
135 | |||
136 | struct i387_fsave_struct { | 125 | struct i387_fsave_struct { |
137 | long cwd; | 126 | long cwd; |
138 | long swd; | 127 | long swd; |
@@ -185,57 +174,6 @@ typedef struct { | |||
185 | unsigned long seg; | 174 | unsigned long seg; |
186 | } mm_segment_t; | 175 | } mm_segment_t; |
187 | 176 | ||
188 | struct thread_struct; | ||
189 | |||
190 | /* This is the TSS defined by the hardware. */ | ||
191 | struct i386_hw_tss { | ||
192 | unsigned short back_link,__blh; | ||
193 | unsigned long sp0; | ||
194 | unsigned short ss0,__ss0h; | ||
195 | unsigned long sp1; | ||
196 | unsigned short ss1,__ss1h; /* ss1 is used to cache MSR_IA32_SYSENTER_CS */ | ||
197 | unsigned long sp2; | ||
198 | unsigned short ss2,__ss2h; | ||
199 | unsigned long __cr3; | ||
200 | unsigned long ip; | ||
201 | unsigned long flags; | ||
202 | unsigned long ax, cx, dx, bx; | ||
203 | unsigned long sp, bp, si, di; | ||
204 | unsigned short es, __esh; | ||
205 | unsigned short cs, __csh; | ||
206 | unsigned short ss, __ssh; | ||
207 | unsigned short ds, __dsh; | ||
208 | unsigned short fs, __fsh; | ||
209 | unsigned short gs, __gsh; | ||
210 | unsigned short ldt, __ldth; | ||
211 | unsigned short trace, io_bitmap_base; | ||
212 | } __attribute__((packed)); | ||
213 | |||
214 | struct tss_struct { | ||
215 | struct i386_hw_tss x86_tss; | ||
216 | |||
217 | /* | ||
218 | * The extra 1 is there because the CPU will access an | ||
219 | * additional byte beyond the end of the IO permission | ||
220 | * bitmap. The extra byte must be all 1 bits, and must | ||
221 | * be within the limit. | ||
222 | */ | ||
223 | unsigned long io_bitmap[IO_BITMAP_LONGS + 1]; | ||
224 | /* | ||
225 | * Cache the current maximum and the last task that used the bitmap: | ||
226 | */ | ||
227 | unsigned long io_bitmap_max; | ||
228 | struct thread_struct *io_bitmap_owner; | ||
229 | /* | ||
230 | * pads the TSS to be cacheline-aligned (size is 0x100) | ||
231 | */ | ||
232 | unsigned long __cacheline_filler[35]; | ||
233 | /* | ||
234 | * .. and then another 0x100 bytes for emergency kernel stack | ||
235 | */ | ||
236 | unsigned long stack[64]; | ||
237 | } __attribute__((packed)); | ||
238 | |||
239 | #define ARCH_MIN_TASKALIGN 16 | 177 | #define ARCH_MIN_TASKALIGN 16 |
240 | 178 | ||
241 | struct thread_struct { | 179 | struct thread_struct { |