[tip: locking/core] jump_label: Refactor #ifdef of struct static_key

From: tip-bot2 for Masahiro Yamada
Date: Thu Feb 17 2022 - 13:56:36 EST


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@xxxxxxxxxx>
AuthorDate: Mon, 14 Feb 2022 01:57:17 +09:00
Committer: Peter Zijlstra <peterz@xxxxxxxxxxxxx>
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@xxxxxxxxxx>
Signed-off-by: Peter Zijlstra (Intel) <peterz@xxxxxxxxxxxxx>
Link: https://lkml.kernel.org/r/20220213165717.2354046-2-masahiroy@xxxxxxxxxx
---
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