linux-kernel - [tip: locking/urgent] static_call: Remove __DEFINE_STATIC

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Message-ID: <164914733763.389.2781184707273888130.tip-bot2@tip-bot2>
Date:   Tue, 05 Apr 2022 08:28:57 -0000
From:   "tip-bot2 for Christophe Leroy" <tip-bot2@...utronix.de>
To:     linux-tip-commits@...r.kernel.org
Cc:     Christophe Leroy <christophe.leroy@...roup.eu>,
        "Peter Zijlstra (Intel)" <peterz@...radead.org>,
        Josh Poimboeuf <jpoimboe@...hat.com>, x86@...nel.org,
        linux-kernel@...r.kernel.org
Subject: [tip: locking/urgent] static_call: Remove __DEFINE_STATIC_CALL macro

The following commit has been merged into the locking/urgent branch of tip:

Commit-ID:     df21c0d7a94db64a4e1a0d070e26fb02e60fefab
Gitweb:        https://git.kernel.org/tip/df21c0d7a94db64a4e1a0d070e26fb02e60fefab
Author:        Christophe Leroy <christophe.leroy@...roup.eu>
AuthorDate:    Mon, 14 Mar 2022 11:27:36 +01:00
Committer:     Peter Zijlstra <peterz@...radead.org>
CommitterDate: Tue, 05 Apr 2022 09:59:38 +02:00

static_call: Remove __DEFINE_STATIC_CALL macro

Only DEFINE_STATIC_CALL use __DEFINE_STATIC_CALL macro now when
CONFIG_HAVE_STATIC_CALL is selected.

Only keep __DEFINE_STATIC_CALL() for the generic fallback, and
also use it to implement DEFINE_STATIC_CALL_NULL() in that case.

Signed-off-by: Christophe Leroy <christophe.leroy@...roup.eu>
Signed-off-by: Peter Zijlstra (Intel) <peterz@...radead.org>
Acked-by: Josh Poimboeuf <jpoimboe@...hat.com>
Link: https://lore.kernel.org/r/329074f92d96e3220ebe15da7bbe2779beee31eb.1647253456.git.christophe.leroy@csgroup.eu
---
 include/linux/static_call.h | 23 ++++++++++-------------
 1 file changed, 10 insertions(+), 13 deletions(-)

diff --git a/include/linux/static_call.h b/include/linux/static_call.h
index 3c50b0f..df53bed 100644
--- a/include/linux/static_call.h
+++ b/include/linux/static_call.h
@@ -180,13 +180,13 @@ extern int static_call_text_reserved(void *start, void *end);
 
 extern long __static_call_return0(void);
 
-#define __DEFINE_STATIC_CALL(name, _func, _func_init)			\
+#define DEFINE_STATIC_CALL(name, _func)					\
 	DECLARE_STATIC_CALL(name, _func);				\
 	struct static_call_key STATIC_CALL_KEY(name) = {		\
-		.func = _func_init,					\
+		.func = _func,						\
 		.type = 1,						\
 	};								\
-	ARCH_DEFINE_STATIC_CALL_TRAMP(name, _func_init)
+	ARCH_DEFINE_STATIC_CALL_TRAMP(name, _func)
 
 #define DEFINE_STATIC_CALL_NULL(name, _func)				\
 	DECLARE_STATIC_CALL(name, _func);				\
@@ -225,12 +225,12 @@ extern long __static_call_return0(void);
 
 static inline int static_call_init(void) { return 0; }
 
-#define __DEFINE_STATIC_CALL(name, _func, _func_init)			\
+#define DEFINE_STATIC_CALL(name, _func)					\
 	DECLARE_STATIC_CALL(name, _func);				\
 	struct static_call_key STATIC_CALL_KEY(name) = {		\
-		.func = _func_init,					\
+		.func = _func,						\
 	};								\
-	ARCH_DEFINE_STATIC_CALL_TRAMP(name, _func_init)
+	ARCH_DEFINE_STATIC_CALL_TRAMP(name, _func)
 
 #define DEFINE_STATIC_CALL_NULL(name, _func)				\
 	DECLARE_STATIC_CALL(name, _func);				\
@@ -292,11 +292,11 @@ static inline long __static_call_return0(void)
 		.func = _func_init,					\
 	}
 
+#define DEFINE_STATIC_CALL(name, _func)					\
+	__DEFINE_STATIC_CALL(name, _func, _func)
+
 #define DEFINE_STATIC_CALL_NULL(name, _func)				\
-	DECLARE_STATIC_CALL(name, _func);				\
-	struct static_call_key STATIC_CALL_KEY(name) = {		\
-		.func = NULL,						\
-	}
+	__DEFINE_STATIC_CALL(name, _func, NULL)
 
 #define DEFINE_STATIC_CALL_RET0(name, _func)				\
 	__DEFINE_STATIC_CALL(name, _func, __static_call_return0)
@@ -341,7 +341,4 @@ static inline int static_call_text_reserved(void *start, void *end)
 
 #endif /* CONFIG_HAVE_STATIC_CALL */
 
-#define DEFINE_STATIC_CALL(name, _func)					\
-	__DEFINE_STATIC_CALL(name, _func, _func)
-
 #endif /* _LINUX_STATIC_CALL_H */