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[net-next,1/2] indirect_call_wrapper: extend indirect wrapper to support up to 4 calls

Message ID 20200620031419.219106-1-brianvv@google.com
State Changes Requested
Delegated to: David Miller
Headers show
Series [net-next,1/2] indirect_call_wrapper: extend indirect wrapper to support up to 4 calls | expand

Commit Message

Brian Vazquez June 20, 2020, 3:14 a.m. UTC 
There are many places where 2 annotations are not enough. This patch
adds INDIRECT_CALL_3 and INDIRECT_CALL_4 to cover such cases.

Signed-off-by: Brian Vazquez <brianvv@google.com>
---
 include/linux/indirect_call_wrapper.h | 12 ++++++++++++
 1 file changed, 12 insertions(+)
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Patch

diff --git a/include/linux/indirect_call_wrapper.h b/include/linux/indirect_call_wrapper.h
index 00d7e8e919c6..54c02c84906a 100644
--- a/include/linux/indirect_call_wrapper.h
+++ b/include/linux/indirect_call_wrapper.h
@@ -23,6 +23,16 @@ 
 		likely(f == f2) ? f2(__VA_ARGS__) :			\
 				  INDIRECT_CALL_1(f, f1, __VA_ARGS__);	\
 	})
+#define INDIRECT_CALL_3(f, f3, f2, f1, ...)					\
+	({									\
+		likely(f == f3) ? f3(__VA_ARGS__) :				\
+				  INDIRECT_CALL_2(f, f2, f1, __VA_ARGS__);	\
+	})
+#define INDIRECT_CALL_4(f, f4, f3, f2, f1, ...)					\
+	({									\
+		likely(f == f4) ? f4(__VA_ARGS__) :				\
+				  INDIRECT_CALL_3(f, f3, f2, f1, __VA_ARGS__);	\
+	})
 
 #define INDIRECT_CALLABLE_DECLARE(f)	f
 #define INDIRECT_CALLABLE_SCOPE
@@ -30,6 +40,8 @@ 
 #else
 #define INDIRECT_CALL_1(f, f1, ...) f(__VA_ARGS__)
 #define INDIRECT_CALL_2(f, f2, f1, ...) f(__VA_ARGS__)
+#define INDIRECT_CALL_3(f, f3, f2, f1, ...) f(__VA_ARGS__)
+#define INDIRECT_CALL_4(f, f4, f3, f2, f1, ...) f(__VA_ARGS__)
 #define INDIRECT_CALLABLE_DECLARE(f)
 #define INDIRECT_CALLABLE_SCOPE		static
 #endif