X-Git-Url: http://pilppa.org/gitweb/?a=blobdiff_plain;f=include%2Fasm-i386%2Ftlbflush.h;h=fc525c5cd5a9ddbfc4620272bf2697fa29497ea4;hb=8aee74c8ee875448cc6d1cf995c9469eb60ae515;hp=4dd82840d53bafd18d3538f0a1a52ec1d1f204a5;hpb=6bfe5c9d6f4dcaa998f67e691359cf7b1c4b443d;p=linux-2.6-omap-h63xx.git diff --git a/include/asm-i386/tlbflush.h b/include/asm-i386/tlbflush.h index 4dd82840d53..fc525c5cd5a 100644 --- a/include/asm-i386/tlbflush.h +++ b/include/asm-i386/tlbflush.h @@ -79,13 +79,19 @@ * - 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 + * - flush_tlb_others(cpumask, mm, va) flushes a TLBs on other cpus * * ..but the i386 has somewhat limited tlb flushing capabilities, * and page-granular flushes are available only on i486 and up. */ +#define TLB_FLUSH_ALL 0xffffffff + + #ifndef CONFIG_SMP +#include + #define flush_tlb() __flush_tlb() #define flush_tlb_all() __flush_tlb_all() #define local_flush_tlb() __flush_tlb() @@ -110,7 +116,12 @@ static inline void flush_tlb_range(struct vm_area_struct *vma, __flush_tlb(); } -#else +static inline void native_flush_tlb_others(const cpumask_t *cpumask, + struct mm_struct *mm, unsigned long va) +{ +} + +#else /* SMP */ #include @@ -129,6 +140,9 @@ static inline void flush_tlb_range(struct vm_area_struct * vma, unsigned long st flush_tlb_mm(vma->vm_mm); } +void native_flush_tlb_others(const cpumask_t *cpumask, struct mm_struct *mm, + unsigned long va); + #define TLBSTATE_OK 1 #define TLBSTATE_LAZY 2 @@ -139,8 +153,11 @@ struct tlb_state char __cacheline_padding[L1_CACHE_BYTES-8]; }; DECLARE_PER_CPU(struct tlb_state, cpu_tlbstate); +#endif /* SMP */ - +#ifndef CONFIG_PARAVIRT +#define flush_tlb_others(mask, mm, va) \ + native_flush_tlb_others(&mask, mm, va) #endif #define flush_tlb_kernel_range(start, end) flush_tlb_all()