aboutsummaryrefslogtreecommitdiff
path: root/arch/arm/mm/flush.c
diff options
context:
space:
mode:
Diffstat (limited to 'arch/arm/mm/flush.c')
-rw-r--r--arch/arm/mm/flush.c15
1 files changed, 9 insertions, 6 deletions
diff --git a/arch/arm/mm/flush.c b/arch/arm/mm/flush.c
index 1c8f7f56417..0d473cce501 100644
--- a/arch/arm/mm/flush.c
+++ b/arch/arm/mm/flush.c
@@ -170,15 +170,18 @@ void __flush_dcache_page(struct address_space *mapping, struct page *page)
if (!PageHighMem(page)) {
__cpuc_flush_dcache_area(page_address(page), PAGE_SIZE);
} else {
- void *addr = kmap_high_get(page);
- if (addr) {
- __cpuc_flush_dcache_area(addr, PAGE_SIZE);
- kunmap_high(page);
- } else if (cache_is_vipt()) {
- /* unmapped pages might still be cached */
+ void *addr;
+
+ if (cache_is_vipt_nonaliasing()) {
addr = kmap_atomic(page);
__cpuc_flush_dcache_area(addr, PAGE_SIZE);
kunmap_atomic(addr);
+ } else {
+ addr = kmap_high_get(page);
+ if (addr) {
+ __cpuc_flush_dcache_area(addr, PAGE_SIZE);
+ kunmap_high(page);
+ }
}
}