diff options
Diffstat (limited to 'arch/powerpc/include/asm/paca.h')
| -rw-r--r-- | arch/powerpc/include/asm/paca.h | 19 |
1 files changed, 15 insertions, 4 deletions
diff --git a/arch/powerpc/include/asm/paca.h b/arch/powerpc/include/asm/paca.h index 6d6b3706232c..7b6e23af3808 100644 --- a/arch/powerpc/include/asm/paca.h +++ b/arch/powerpc/include/asm/paca.h @@ -113,10 +113,7 @@ struct paca_struct { * on the linear mapping */ /* SLB related definitions */ u16 vmalloc_sllp; - u8 slb_cache_ptr; - u8 stab_rr; /* stab/slb round-robin counter */ - u32 slb_used_bitmap; /* Bitmaps for first 32 SLB entries. */ - u32 slb_kern_bitmap; + u16 slb_cache_ptr; u32 slb_cache[SLB_CACHE_ENTRIES]; #endif /* CONFIG_PPC_BOOK3S_64 */ @@ -146,11 +143,24 @@ struct paca_struct { struct tlb_core_data tcd; #endif /* CONFIG_PPC_BOOK3E */ +#ifdef CONFIG_PPC_BOOK3S + mm_context_id_t mm_ctx_id; +#ifdef CONFIG_PPC_MM_SLICES + unsigned char mm_ctx_low_slices_psize[BITS_PER_LONG / BITS_PER_BYTE]; + unsigned char mm_ctx_high_slices_psize[SLICE_ARRAY_SIZE]; + unsigned long mm_ctx_slb_addr_limit; +#else + u16 mm_ctx_user_psize; + u16 mm_ctx_sllp; +#endif +#endif + /* * then miscellaneous read-write fields */ struct task_struct *__current; /* Pointer to current */ u64 kstack; /* Saved Kernel stack addr */ + u64 stab_rr; /* stab/slb round-robin counter */ u64 saved_r1; /* r1 save for RTAS calls or PM or EE=0 */ u64 saved_msr; /* MSR saved here by enter_rtas */ u16 trap_save; /* Used when bad stack is encountered */ @@ -248,6 +258,7 @@ struct paca_struct { #endif /* CONFIG_PPC_BOOK3S_64 */ } ____cacheline_aligned; +extern void copy_mm_to_paca(struct mm_struct *mm); extern struct paca_struct **paca_ptrs; extern void initialise_paca(struct paca_struct *new_paca, int cpu); extern void setup_paca(struct paca_struct *new_paca); |