linux-kernel - [tip:perf/core] kprobes: Make functions static

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Message-ID: <tip-6376b2297502e72255b7eb2893c6044ad5a7b5f4@git.kernel.org>
Date:	Wed, 15 Sep 2010 10:04:54 GMT
From:	tip-bot for Namhyung Kim <namhyung@...il.com>
To:	linux-tip-commits@...r.kernel.org
Cc:	linux-kernel@...r.kernel.org, hpa@...or.com, mingo@...hat.com,
	masami.hiramatsu.pt@...achi.com, tglx@...utronix.de,
	namhyung@...il.com, mingo@...e.hu
Subject: [tip:perf/core] kprobes: Make functions static

Commit-ID:  6376b2297502e72255b7eb2893c6044ad5a7b5f4
Gitweb:     http://git.kernel.org/tip/6376b2297502e72255b7eb2893c6044ad5a7b5f4
Author:     Namhyung Kim <namhyung@...il.com>
AuthorDate: Wed, 15 Sep 2010 10:04:28 +0900
Committer:  Ingo Molnar <mingo@...e.hu>
CommitDate: Wed, 15 Sep 2010 10:44:01 +0200

kprobes: Make functions static

Make following (internal) functions static to make sparse
happier :-)

 * get_optimized_kprobe: only called from static functions
 * kretprobe_table_unlock: _lock function is static
 * kprobes_optinsn_template_holder: never called but holding asm code

Signed-off-by: Namhyung Kim <namhyung@...il.com>
Acked-by: Masami Hiramatsu <masami.hiramatsu.pt@...achi.com>
LKML-Reference: <1284512670-2369-4-git-send-email-namhyung@...il.com>
Signed-off-by: Ingo Molnar <mingo@...e.hu>
---
 arch/x86/kernel/kprobes.c |    2 +-
 kernel/kprobes.c          |    5 +++--
 2 files changed, 4 insertions(+), 3 deletions(-)

diff --git a/arch/x86/kernel/kprobes.c b/arch/x86/kernel/kprobes.c
index 770ebfb..05c20a4 100644
--- a/arch/x86/kernel/kprobes.c
+++ b/arch/x86/kernel/kprobes.c
@@ -1129,7 +1129,7 @@ static void __kprobes synthesize_set_arg1(kprobe_opcode_t *addr,
 	*(unsigned long *)addr = val;
 }
 
-void __kprobes kprobes_optinsn_template_holder(void)
+static void __used __kprobes kprobes_optinsn_template_holder(void)
 {
 	asm volatile (
 			".global optprobe_template_entry\n"
diff --git a/kernel/kprobes.c b/kernel/kprobes.c
index 1b0dbe0..c53aad5 100644
--- a/kernel/kprobes.c
+++ b/kernel/kprobes.c
@@ -399,7 +399,7 @@ static inline int kprobe_optready(struct kprobe *p)
  * Return an optimized kprobe whose optimizing code replaces
  * instructions including addr (exclude breakpoint).
  */
-struct kprobe *__kprobes get_optimized_kprobe(unsigned long addr)
+static struct kprobe *__kprobes get_optimized_kprobe(unsigned long addr)
 {
 	int i;
 	struct kprobe *p = NULL;
@@ -857,7 +857,8 @@ void __kprobes kretprobe_hash_unlock(struct task_struct *tsk,
 	spin_unlock_irqrestore(hlist_lock, *flags);
 }
 
-void __kprobes kretprobe_table_unlock(unsigned long hash, unsigned long *flags)
+static void __kprobes kretprobe_table_unlock(unsigned long hash,
+       unsigned long *flags)
 {
 	spinlock_t *hlist_lock = kretprobe_table_lock_ptr(hash);
 	spin_unlock_irqrestore(hlist_lock, *flags);
--
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