[ARM] nommu: Provide a simple flush_dcache_page implementation

[karo-tx-linux.git] / arch / arm / mm / nommu.c

diff --git a/arch/arm/mm/nommu.c b/arch/arm/mm/nommu.c
index 934c551d93da0e501fcf4ac07c20835a0b8154c8..10166fdeaace25e9e500405110c0d0e0a6e47e6e 100644 (file)
--- a/arch/arm/mm/nommu.c
+++ b/arch/arm/mm/nommu.c
@@ -4,10 +4,18 @@
  * ARM uCLinux supporting functions.
  */
 #include <linux/module.h>
+#include <linux/mm.h>
+#include <linux/pagemap.h>
 
+#include <asm/cacheflush.h>
 #include <asm/io.h>
 #include <asm/page.h>
 
+void flush_dcache_page(struct page *page)
+{
+       __cpuc_flush_dcache_page(page_address(page));
+}
+
 void __iomem *__ioremap_pfn(unsigned long pfn, unsigned long offset,
                            size_t size, unsigned long flags)
 {