diff options
Diffstat (limited to 'arch/arm64/include/asm/tlbflush.h')
| -rw-r--r-- | arch/arm64/include/asm/tlbflush.h | 18 |
1 files changed, 12 insertions, 6 deletions
diff --git a/arch/arm64/include/asm/tlbflush.h b/arch/arm64/include/asm/tlbflush.h index 7bd2da021658..b460ae28e346 100644 --- a/arch/arm64/include/asm/tlbflush.h +++ b/arch/arm64/include/asm/tlbflush.h @@ -63,6 +63,14 @@ * only require the D-TLB to be invalidated. * - kaddr - Kernel virtual memory address */ +static inline void local_flush_tlb_all(void) +{ + dsb(nshst); + asm("tlbi vmalle1"); + dsb(nsh); + isb(); +} + static inline void flush_tlb_all(void) { dsb(ishst); @@ -73,7 +81,7 @@ static inline void flush_tlb_all(void) static inline void flush_tlb_mm(struct mm_struct *mm) { - unsigned long asid = (unsigned long)ASID(mm) << 48; + unsigned long asid = ASID(mm) << 48; dsb(ishst); asm("tlbi aside1is, %0" : : "r" (asid)); @@ -83,8 +91,7 @@ static inline void flush_tlb_mm(struct mm_struct *mm) static inline void flush_tlb_page(struct vm_area_struct *vma, unsigned long uaddr) { - unsigned long addr = uaddr >> 12 | - ((unsigned long)ASID(vma->vm_mm) << 48); + unsigned long addr = uaddr >> 12 | (ASID(vma->vm_mm) << 48); dsb(ishst); asm("tlbi vale1is, %0" : : "r" (addr)); @@ -101,7 +108,7 @@ static inline void __flush_tlb_range(struct vm_area_struct *vma, unsigned long start, unsigned long end, bool last_level) { - unsigned long asid = (unsigned long)ASID(vma->vm_mm) << 48; + unsigned long asid = ASID(vma->vm_mm) << 48; unsigned long addr; if ((end - start) > MAX_TLB_RANGE) { @@ -154,9 +161,8 @@ static inline void flush_tlb_kernel_range(unsigned long start, unsigned long end static inline void __flush_tlb_pgtable(struct mm_struct *mm, unsigned long uaddr) { - unsigned long addr = uaddr >> 12 | ((unsigned long)ASID(mm) << 48); + unsigned long addr = uaddr >> 12 | (ASID(mm) << 48); - dsb(ishst); asm("tlbi vae1is, %0" : : "r" (addr)); dsb(ish); } |