linux-kernel - [tip: locking/core] jump_label: Refactor #ifdef of struct static

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Date:   Thu, 17 Feb 2022 18:56:23 -0000
From:   "tip-bot2 for Masahiro Yamada" <tip-bot2@...utronix.de>
To:     linux-tip-commits@...r.kernel.org
Cc:     Masahiro Yamada <masahiroy@...nel.org>,
        "Peter Zijlstra (Intel)" <peterz@...radead.org>, x86@...nel.org,
        linux-kernel@...r.kernel.org
Subject: [tip: locking/core] jump_label: Refactor #ifdef of struct static_key

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

Commit-ID:     cd27ccfc727e99352321c0c75012ab9c5a90321e
Gitweb:        https://git.kernel.org/tip/cd27ccfc727e99352321c0c75012ab9c5a90321e
Author:        Masahiro Yamada <masahiroy@...nel.org>
AuthorDate:    Mon, 14 Feb 2022 01:57:17 +09:00
Committer:     Peter Zijlstra <peterz@...radead.org>
CommitterDate: Wed, 16 Feb 2022 15:57:58 +01:00

jump_label: Refactor #ifdef of struct static_key

Move #ifdef CONFIG_JUMP_LABEL inside the struct static_key.

Signed-off-by: Masahiro Yamada <masahiroy@...nel.org>
Signed-off-by: Peter Zijlstra (Intel) <peterz@...radead.org>
Link: https://lkml.kernel.org/r/20220213165717.2354046-2-masahiroy@kernel.org
---
 include/linux/jump_label.h |  9 ++-------
 1 file changed, 2 insertions(+), 7 deletions(-)

diff --git a/include/linux/jump_label.h b/include/linux/jump_label.h
index 6924e68..107751c 100644
--- a/include/linux/jump_label.h
+++ b/include/linux/jump_label.h
@@ -82,10 +82,9 @@ extern bool static_key_initialized;
 				    "%s(): static key '%pS' used before call to jump_label_init()", \
 				    __func__, (key))
 
-#ifdef CONFIG_JUMP_LABEL
-
 struct static_key {
 	atomic_t enabled;
+#ifdef CONFIG_JUMP_LABEL
 /*
  * Note:
  *   To make anonymous unions work with old compilers, the static
@@ -104,13 +103,9 @@ struct static_key {
 		struct jump_entry *entries;
 		struct static_key_mod *next;
 	};
+#endif	/* CONFIG_JUMP_LABEL */
 };
 
-#else
-struct static_key {
-	atomic_t enabled;
-};
-#endif	/* CONFIG_JUMP_LABEL */
 #endif /* __ASSEMBLY__ */
 
 #ifdef CONFIG_JUMP_LABEL