[PATCH] jump_label: don't export section tags
From: Michael S. Tsirkin
Date: Fri Feb 10 2017 - 12:56:24 EST
These are supplied by the linker and only used by jump_label.c.
This trivial patch moves them out of jump_label.h.
Cc: Jason Baron <jbaron@xxxxxxxxxx>
Cc: Peter Zijlstra <peterz@xxxxxxxxxxxxx>
Cc: Steven Rostedt <rostedt@xxxxxxxxxxx>
Cc: Borislav Petkov <bp@xxxxxxxxx>
Cc: Andrew Morton <akpm@xxxxxxxxxxxxxxxxxxxx>
Cc: Linus Torvalds <torvalds@xxxxxxxxxxxxxxxxxxxx>
Cc: Thomas Gleixner <tglx@xxxxxxxxxxxxx>
Cc: Mel Gorman <mgorman@xxxxxxx>
Cc: Ingo Molnar <mingo@xxxxxxxxxx>
Signed-off-by: Michael S. Tsirkin <mst@xxxxxxxxxx>
---
include/linux/jump_label.h | 3 ---
kernel/jump_label.c | 4 ++++
2 files changed, 4 insertions(+), 3 deletions(-)
diff --git a/include/linux/jump_label.h b/include/linux/jump_label.h
index 48ed83f..21701da 100644
--- a/include/linux/jump_label.h
+++ b/include/linux/jump_label.h
@@ -132,9 +132,6 @@ static __always_inline bool static_key_true(struct static_key *key)
return !arch_static_branch(key, true);
}
-extern const struct jump_entry __start___jump_table[];
-extern const struct jump_entry __stop___jump_table[];
-
extern void jump_label_init(void);
extern void jump_label_lock(void);
extern void jump_label_unlock(void);
diff --git a/kernel/jump_label.c b/kernel/jump_label.c
index a9b8cf5..6eaa84c 100644
--- a/kernel/jump_label.c
+++ b/kernel/jump_label.c
@@ -18,6 +18,10 @@
#ifdef HAVE_JUMP_LABEL
+/* Supplied by a linker script */
+extern struct jump_entry __start___jump_table[];
+extern struct jump_entry __stop___jump_table[];
+
/* mutex to protect coming/going of the the jump_label table */
static DEFINE_MUTEX(jump_label_mutex);
--
MST