From f1f7ea351d9b2f53ee5d0a65d6284730e4c95677 Mon Sep 17 00:00:00 2001 From: Russell King Date: Tue, 7 Sep 2004 16:18:38 +0100 Subject: [PATCH] [ARM] Optimise __flush_dcache_page calls. --- arch/arm/mm/flush.c | 8 ++++---- 1 file changed, 4 insertions(+), 4 deletions(-) diff --git a/arch/arm/mm/flush.c b/arch/arm/mm/flush.c index a0876353d651c..58240786cfaf9 100644 --- a/arch/arm/mm/flush.c +++ b/arch/arm/mm/flush.c @@ -13,13 +13,11 @@ #include -static void __flush_dcache_page(struct page *page) +static void __flush_dcache_page(struct address_space *mapping, struct page *page) { - struct address_space *mapping = page_mapping(page); struct mm_struct *mm = current->active_mm; struct vm_area_struct *mpnt; struct prio_tree_iter iter; - unsigned long offset; pgoff_t pgoff; __cpuc_flush_dcache_page(page_address(page)); @@ -35,6 +33,8 @@ static void __flush_dcache_page(struct page *page) flush_dcache_mmap_lock(mapping); vma_prio_tree_foreach(mpnt, &iter, &mapping->i_mmap, pgoff, pgoff) { + unsigned long offset; + /* * If this VMA is not in our MM, we can ignore it. */ @@ -55,6 +55,6 @@ void flush_dcache_page(struct page *page) if (mapping && !mapping_mapped(mapping)) set_bit(PG_dcache_dirty, &page->flags); else - __flush_dcache_page(page); + __flush_dcache_page(mapping, page); } EXPORT_SYMBOL(flush_dcache_page); -- 2.53.0