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-rw-r--r--include/asm-arm/traps.h9
1 files changed, 9 insertions, 0 deletions
diff --git a/include/asm-arm/traps.h b/include/asm-arm/traps.h
index d4f34dc83eb..f1541afcf85 100644
--- a/include/asm-arm/traps.h
+++ b/include/asm-arm/traps.h
@@ -15,4 +15,13 @@ struct undef_hook {
void register_undef_hook(struct undef_hook *hook);
void unregister_undef_hook(struct undef_hook *hook);
+static inline int in_exception_text(unsigned long ptr)
+{
+ extern char __exception_text_start[];
+ extern char __exception_text_end[];
+
+ return ptr >= (unsigned long)&__exception_text_start &&
+ ptr < (unsigned long)&__exception_text_end;
+}
+
#endif