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| 127 | u16 x86_clflush_size; |
126 | u16 x86_clflush_size; |
| 128 | /* number of cores as seen by the OS: */ |
127 | /* number of cores as seen by the OS: */ |
| 129 | u16 booted_cores; |
128 | u16 booted_cores; |
| 130 | /* Physical processor id: */ |
129 | /* Physical processor id: */ |
| 131 | u16 phys_proc_id; |
130 | u16 phys_proc_id; |
| - | 131 | /* Logical processor id: */ |
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| - | 132 | u16 logical_proc_id; |
|
| 132 | /* Core id: */ |
133 | /* Core id: */ |
| 133 | u16 cpu_core_id; |
134 | u16 cpu_core_id; |
| 134 | /* Compute unit id */ |
- | |
| 135 | u8 compute_unit_id; |
- | |
| 136 | /* Index into per_cpu list: */ |
135 | /* Index into per_cpu list: */ |
| 137 | u16 cpu_index; |
136 | u16 cpu_index; |
| 138 | u32 microcode; |
137 | u32 microcode; |
| 139 | }; |
138 | }; |
| Line 294... | Line 293... | ||
| 294 | * bitmap. The extra byte must be all 1 bits, and must |
293 | * bitmap. The extra byte must be all 1 bits, and must |
| 295 | * be within the limit. |
294 | * be within the limit. |
| 296 | */ |
295 | */ |
| 297 | unsigned long io_bitmap[IO_BITMAP_LONGS + 1]; |
296 | unsigned long io_bitmap[IO_BITMAP_LONGS + 1]; |
| Line -... | Line 297... | ||
| - | 297 | ||
| 298 | 298 | #ifdef CONFIG_X86_32 |
|
| 299 | /* |
299 | /* |
| 300 | * Space for the temporary SYSENTER stack: |
300 | * Space for the temporary SYSENTER stack. |
| - | 301 | */ |
|
| 301 | */ |
302 | unsigned long SYSENTER_stack_canary; |
| - | 303 | unsigned long SYSENTER_stack[64]; |
|
| Line 302... | Line 304... | ||
| 302 | unsigned long SYSENTER_stack[64]; |
304 | #endif |
| Line 303... | Line 305... | ||
| 303 | 305 | ||
| Line 658... | Line 660... | ||
| 658 | * It's not worth to care about 3dnow prefetches for the K6 |
660 | * It's not worth to care about 3dnow prefetches for the K6 |
| 659 | * because they are microcoded there and very slow. |
661 | * because they are microcoded there and very slow. |
| 660 | */ |
662 | */ |
| 661 | static inline void prefetch(const void *x) |
663 | static inline void prefetch(const void *x) |
| 662 | { |
664 | { |
| 663 | alternative_input(BASE_PREFETCH, |
665 | alternative_input(BASE_PREFETCH, "prefetchnta %P1", |
| 664 | "prefetchnta (%1)", |
- | |
| 665 | X86_FEATURE_XMM, |
666 | X86_FEATURE_XMM, |
| 666 | "r" (x)); |
667 | "m" (*(const char *)x)); |
| 667 | } |
668 | } |
| Line 668... | Line 669... | ||
| 668 | 669 | ||
| 669 | /* |
670 | /* |
| 670 | * 3dnow prefetch to get an exclusive cache line. |
671 | * 3dnow prefetch to get an exclusive cache line. |
| 671 | * Useful for spinlocks to avoid one state transition in the |
672 | * Useful for spinlocks to avoid one state transition in the |
| 672 | * cache coherency protocol: |
673 | * cache coherency protocol: |
| 673 | */ |
674 | */ |
| 674 | static inline void prefetchw(const void *x) |
675 | static inline void prefetchw(const void *x) |
| 675 | { |
676 | { |
| 676 | alternative_input(BASE_PREFETCH, |
- | |
| 677 | "prefetchw (%1)", |
677 | alternative_input(BASE_PREFETCH, "prefetchw %P1", |
| 678 | X86_FEATURE_3DNOW, |
678 | X86_FEATURE_3DNOWPREFETCH, |
| 679 | "r" (x)); |
679 | "m" (*(const char *)x)); |
| Line 680... | Line 680... | ||
| 680 | } |
680 | } |
| 681 | 681 | ||
| 682 | static inline void spin_lock_prefetch(const void *x) |
682 | static inline void spin_lock_prefetch(const void *x) |
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| 755 | 755 | ||
| 756 | /* |
756 | /* |
| 757 | * Return saved PC of a blocked thread. |
757 | * Return saved PC of a blocked thread. |
| 758 | * What is this good for? it will be always the scheduler or ret_from_fork. |
758 | * What is this good for? it will be always the scheduler or ret_from_fork. |
| 759 | */ |
759 | */ |
| Line 760... | Line 760... | ||
| 760 | #define thread_saved_pc(t) (*(unsigned long *)((t)->thread.sp - 8)) |
760 | #define thread_saved_pc(t) READ_ONCE_NOCHECK(*(unsigned long *)((t)->thread.sp - 8)) |
| 761 | 761 | ||
| Line 762... | Line 762... | ||
| 762 | #define task_pt_regs(tsk) ((struct pt_regs *)(tsk)->thread.sp0 - 1) |
762 | #define task_pt_regs(tsk) ((struct pt_regs *)(tsk)->thread.sp0 - 1) |