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Diffstat (limited to 'arch/arm/cpu/armv7/cache_v7.c')
-rw-r--r--arch/arm/cpu/armv7/cache_v7.c6
1 files changed, 6 insertions, 0 deletions
diff --git a/arch/arm/cpu/armv7/cache_v7.c b/arch/arm/cpu/armv7/cache_v7.c
index d11420d2fdd..371dc92cd46 100644
--- a/arch/arm/cpu/armv7/cache_v7.c
+++ b/arch/arm/cpu/armv7/cache_v7.c
@@ -6,6 +6,7 @@
*/
#include <cpu_func.h>
#include <asm/cache.h>
+#include <linux/errno.h>
#include <linux/types.h>
#include <asm/armv7.h>
#include <asm/utils.h>
@@ -209,3 +210,8 @@ __weak void v7_outer_cache_flush_all(void) {}
__weak void v7_outer_cache_inval_all(void) {}
__weak void v7_outer_cache_flush_range(u32 start, u32 end) {}
__weak void v7_outer_cache_inval_range(u32 start, u32 end) {}
+
+int __weak pgprot_set_attrs(phys_addr_t addr, size_t size, enum pgprot_attrs perm)
+{
+ return -ENOSYS;
+}