|  | #ifndef _ASM_TLB_H | 
|  | #define _ASM_TLB_H | 
|  |  | 
|  | #include <asm/tlbflush.h> | 
|  |  | 
|  | #ifdef CONFIG_MMU | 
|  | extern void check_pgt_cache(void); | 
|  | #else | 
|  | #define check_pgt_cache() do {} while(0) | 
|  | #endif | 
|  |  | 
|  | /* | 
|  | * we don't need any special per-pte or per-vma handling... | 
|  | */ | 
|  | #define tlb_start_vma(tlb, vma)				do { } while (0) | 
|  | #define tlb_end_vma(tlb, vma)				do { } while (0) | 
|  | #define __tlb_remove_tlb_entry(tlb, ptep, address)	do { } while (0) | 
|  |  | 
|  | /* | 
|  | * .. because we flush the whole mm when it fills up | 
|  | */ | 
|  | #define tlb_flush(tlb)		flush_tlb_mm((tlb)->mm) | 
|  |  | 
|  | #include <asm-generic/tlb.h> | 
|  |  | 
|  | #endif /* _ASM_TLB_H */ | 
|  |  |