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-rw-r--r--arch/arc/lib/cache.c6
1 files changed, 6 insertions, 0 deletions
diff --git a/arch/arc/lib/cache.c b/arch/arc/lib/cache.c
index 5169fc627fa..08f9e7dceac 100644
--- a/arch/arc/lib/cache.c
+++ b/arch/arc/lib/cache.c
@@ -8,6 +8,7 @@
#include <asm/global_data.h>
#include <linux/bitops.h>
#include <linux/compiler.h>
+#include <linux/errno.h>
#include <linux/kernel.h>
#include <linux/log2.h>
#include <asm/arcregs.h>
@@ -819,3 +820,8 @@ void sync_n_cleanup_cache_all(void)
__ic_entire_invalidate();
}
+
+int __weak pgprot_set_attrs(phys_addr_t addr, size_t size, enum pgprot_attrs perm)
+{
+ return -ENOSYS;
+}