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-rw-r--r--arch/arm/mm/flush.c6
1 files changed, 6 insertions, 0 deletions
diff --git a/arch/arm/mm/flush.c b/arch/arm/mm/flush.c
index 3cced8455727..f1e6190aa7ea 100644
--- a/arch/arm/mm/flush.c
+++ b/arch/arm/mm/flush.c
@@ -327,6 +327,12 @@ void flush_dcache_page(struct page *page)
if (page == ZERO_PAGE(0))
return;
+ if (!cache_ops_need_broadcast() && cache_is_vipt_nonaliasing()) {
+ if (test_bit(PG_dcache_clean, &page->flags))
+ clear_bit(PG_dcache_clean, &page->flags);
+ return;
+ }
+
mapping = page_mapping(page);
if (!cache_ops_need_broadcast() &&