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Diffstat (limited to 'arch/arc/mm/cache_arc700.c')
-rw-r--r--arch/arc/mm/cache_arc700.c23
1 files changed, 12 insertions, 11 deletions
diff --git a/arch/arc/mm/cache_arc700.c b/arch/arc/mm/cache_arc700.c
index 2f12bca8aef3..aedce1905441 100644
--- a/arch/arc/mm/cache_arc700.c
+++ b/arch/arc/mm/cache_arc700.c
@@ -610,7 +610,7 @@ void __sync_icache_dcache(unsigned long paddr, unsigned long vaddr, int len)
610 610
611 local_irq_save(flags); 611 local_irq_save(flags);
612 __ic_line_inv_vaddr(paddr, vaddr, len); 612 __ic_line_inv_vaddr(paddr, vaddr, len);
613 __dc_line_op(paddr, vaddr, len, OP_FLUSH); 613 __dc_line_op(paddr, vaddr, len, OP_FLUSH_N_INV);
614 local_irq_restore(flags); 614 local_irq_restore(flags);
615} 615}
616 616
@@ -676,6 +676,17 @@ void flush_cache_range(struct vm_area_struct *vma, unsigned long start,
676 flush_cache_all(); 676 flush_cache_all();
677} 677}
678 678
679void flush_anon_page(struct vm_area_struct *vma, struct page *page,
680 unsigned long u_vaddr)
681{
682 /* TBD: do we really need to clear the kernel mapping */
683 __flush_dcache_page(page_address(page), u_vaddr);
684 __flush_dcache_page(page_address(page), page_address(page));
685
686}
687
688#endif
689
679void copy_user_highpage(struct page *to, struct page *from, 690void copy_user_highpage(struct page *to, struct page *from,
680 unsigned long u_vaddr, struct vm_area_struct *vma) 691 unsigned long u_vaddr, struct vm_area_struct *vma)
681{ 692{
@@ -725,16 +736,6 @@ void clear_user_page(void *to, unsigned long u_vaddr, struct page *page)
725 set_bit(PG_arch_1, &page->flags); 736 set_bit(PG_arch_1, &page->flags);
726} 737}
727 738
728void flush_anon_page(struct vm_area_struct *vma, struct page *page,
729 unsigned long u_vaddr)
730{
731 /* TBD: do we really need to clear the kernel mapping */
732 __flush_dcache_page(page_address(page), u_vaddr);
733 __flush_dcache_page(page_address(page), page_address(page));
734
735}
736
737#endif
738 739
739/********************************************************************** 740/**********************************************************************
740 * Explicit Cache flush request from user space via syscall 741 * Explicit Cache flush request from user space via syscall