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-rw-r--r--arch/parisc/kernel/cache.c22
1 files changed, 22 insertions, 0 deletions
diff --git a/arch/parisc/kernel/cache.c b/arch/parisc/kernel/cache.c
index 0dc72d5de861..c32a09095216 100644
--- a/arch/parisc/kernel/cache.c
+++ b/arch/parisc/kernel/cache.c
@@ -616,3 +616,25 @@ flush_cache_page(struct vm_area_struct *vma, unsigned long vmaddr, unsigned long
616 __flush_cache_page(vma, vmaddr, PFN_PHYS(pfn)); 616 __flush_cache_page(vma, vmaddr, PFN_PHYS(pfn));
617 } 617 }
618} 618}
619
620void flush_kernel_vmap_range(void *vaddr, int size)
621{
622 unsigned long start = (unsigned long)vaddr;
623
624 if ((unsigned long)size > parisc_cache_flush_threshold)
625 flush_data_cache();
626 else
627 flush_kernel_dcache_range_asm(start, start + size);
628}
629EXPORT_SYMBOL(flush_kernel_vmap_range);
630
631void invalidate_kernel_vmap_range(void *vaddr, int size)
632{
633 unsigned long start = (unsigned long)vaddr;
634
635 if ((unsigned long)size > parisc_cache_flush_threshold)
636 flush_data_cache();
637 else
638 flush_kernel_dcache_range_asm(start, start + size);
639}
640EXPORT_SYMBOL(invalidate_kernel_vmap_range);