diff options
Diffstat (limited to 'arch/x86/include/asm/tlbflush.h')
| -rw-r--r-- | arch/x86/include/asm/tlbflush.h | 23 |
1 files changed, 9 insertions, 14 deletions
diff --git a/arch/x86/include/asm/tlbflush.h b/arch/x86/include/asm/tlbflush.h index 36a1a2ab87d2..33608d96d68b 100644 --- a/arch/x86/include/asm/tlbflush.h +++ b/arch/x86/include/asm/tlbflush.h @@ -73,14 +73,10 @@ static inline void __flush_tlb_one(unsigned long addr) * - 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_others(cpumask, mm, va) flushes TLBs on other cpus + * - flush_tlb_others(cpumask, mm, start, end) flushes TLBs on other cpus * * ..but the i386 has somewhat limited tlb flushing capabilities, * and page-granular flushes are available only on i486 and up. - * - * x86-64 can only flush individual pages or full VMs. For a range flush - * we always do the full VM. Might be worth trying if for a small - * range a few INVLPGs in a row are a win. */ #ifndef CONFIG_SMP @@ -111,7 +107,8 @@ static inline void flush_tlb_range(struct vm_area_struct *vma, static inline void native_flush_tlb_others(const struct cpumask *cpumask, struct mm_struct *mm, - unsigned long va) + unsigned long start, + unsigned long end) { } @@ -129,17 +126,14 @@ extern void flush_tlb_all(void); extern void flush_tlb_current_task(void); extern void flush_tlb_mm(struct mm_struct *); extern void flush_tlb_page(struct vm_area_struct *, unsigned long); +extern void flush_tlb_range(struct vm_area_struct *vma, + unsigned long start, unsigned long end); #define flush_tlb() flush_tlb_current_task() -static inline void flush_tlb_range(struct vm_area_struct *vma, - unsigned long start, unsigned long end) -{ - flush_tlb_mm(vma->vm_mm); -} - void native_flush_tlb_others(const struct cpumask *cpumask, - struct mm_struct *mm, unsigned long va); + struct mm_struct *mm, + unsigned long start, unsigned long end); #define TLBSTATE_OK 1 #define TLBSTATE_LAZY 2 @@ -159,7 +153,8 @@ static inline void reset_lazy_tlbstate(void) #endif /* SMP */ #ifndef CONFIG_PARAVIRT -#define flush_tlb_others(mask, mm, va) native_flush_tlb_others(mask, mm, va) +#define flush_tlb_others(mask, mm, start, end) \ + native_flush_tlb_others(mask, mm, start, end) #endif static inline void flush_tlb_kernel_range(unsigned long start, |