#ifndef _SPARC_TLBFLUSH_H #define _SPARC_TLBFLUSH_H #include <linux/config.h> #include <linux/mm.h> // #include <asm/processor.h> /* * TLB flushing: * * - flush_tlb() flushes the current mm struct TLBs XXX Exists? * - flush_tlb_all() flushes all processes TLBs * - flush_tlb_mm(mm) flushes the specified mm context TLB's * - flush_tlb_page(vma, vmaddr) flushes one page * - flush_tlb_range(vma, start, end) flushes a range of pages * - flush_tlb_kernel_range(start, end) flushes a range of kernel pages * - flush_tlb_pgtables(mm, start, end) flushes a range of page tables */ #ifdef CONFIG_SMP BTFIXUPDEF_CALL(void, local_flush_tlb_all, void) BTFIXUPDEF_CALL(void, local_flush_tlb_mm, struct mm_struct *) BTFIXUPDEF_CALL(void, local_flush_tlb_range, struct vm_area_struct *, unsigned long, unsigned long) BTFIXUPDEF_CALL(void, local_flush_tlb_page, struct vm_area_struct *, unsigned long) #define local_flush_tlb_all() BTFIXUP_CALL(local_flush_tlb_all)() #define local_flush_tlb_mm(mm) BTFIXUP_CALL(local_flush_tlb_mm)(mm) #define local_flush_tlb_range(vma,start,end) BTFIXUP_CALL(local_flush_tlb_range)(vma,start,end) #define local_flush_tlb_page(vma,addr) BTFIXUP_CALL(local_flush_tlb_page)(vma,addr) extern void smp_flush_tlb_all(void); extern void smp_flush_tlb_mm(struct mm_struct *mm); extern void smp_flush_tlb_range(struct vm_area_struct *vma, unsigned long start, unsigned long end); extern void smp_flush_tlb_page(struct vm_area_struct *mm, unsigned long page); #endif /* CONFIG_SMP */ BTFIXUPDEF_CALL(void, flush_tlb_all, void) BTFIXUPDEF_CALL(void, flush_tlb_mm, struct mm_struct *) BTFIXUPDEF_CALL(void, flush_tlb_range, struct vm_area_struct *, unsigned long, unsigned long) BTFIXUPDEF_CALL(void, flush_tlb_page, struct vm_area_struct *, unsigned long) // Thanks to Anton Blanchard, our pagetables became uncached in 2.4. Wee! // extern void flush_tlb_pgtables(struct mm_struct *mm, // unsigned long start, unsigned long end); #define flush_tlb_pgtables(mm, start, end) do{ }while(0) #define flush_tlb_all() BTFIXUP_CALL(flush_tlb_all)() #define flush_tlb_mm(mm) BTFIXUP_CALL(flush_tlb_mm)(mm) #define flush_tlb_range(vma,start,end) BTFIXUP_CALL(flush_tlb_range)(vma,start,end) #define flush_tlb_page(vma,addr) BTFIXUP_CALL(flush_tlb_page)(vma,addr) // #define flush_tlb() flush_tlb_mm(current->active_mm) /* XXX Sure? */ /* * This is a kludge, until I know better. --zaitcev XXX */ #define flush_tlb_kernel_range(start, end) flush_tlb_all() #endif /* _SPARC_TLBFLUSH_H */