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authorAdrian Bunk <bunk@stusta.de>2006-02-03 03:03:42 -0800
committerLinus Torvalds <torvalds@g5.osdl.org>2006-02-03 08:32:00 -0800
commite65cefe87beda627c0bfba39b387ee4bffedc93c (patch)
treef44c1d29edcfe271261bd1a36ba9ec12db53489e /kernel
parent8ed75463b969f72fd724ba0c01107fa443522321 (diff)
downloadlwn-e65cefe87beda627c0bfba39b387ee4bffedc93c.tar.gz
lwn-e65cefe87beda627c0bfba39b387ee4bffedc93c.zip
[PATCH] kernel/kprobes.c: fix a warning #ifndef ARCH_SUPPORTS_KRETPROBES
kernel/kprobes.c:353: warning: 'pre_handler_kretprobe' defined but not used Signed-off-by: Adrian Bunk <bunk@stusta.de> Acked-by: Ananth N Mavinakayanahalli <ananth@in.ibm.com> Acked-by: "Keshavamurthy, Anil S" <anil.s.keshavamurthy@intel.com> Signed-off-by: Andrew Morton <akpm@osdl.org> Signed-off-by: Linus Torvalds <torvalds@osdl.org>
Diffstat (limited to 'kernel')
-rw-r--r--kernel/kprobes.c34
1 files changed, 17 insertions, 17 deletions
diff --git a/kernel/kprobes.c b/kernel/kprobes.c
index 3ea6325228da..95ad7f8db3d6 100644
--- a/kernel/kprobes.c
+++ b/kernel/kprobes.c
@@ -344,23 +344,6 @@ void __kprobes kprobe_flush_task(struct task_struct *tk)
spin_unlock_irqrestore(&kretprobe_lock, flags);
}
-/*
- * This kprobe pre_handler is registered with every kretprobe. When probe
- * hits it will set up the return probe.
- */
-static int __kprobes pre_handler_kretprobe(struct kprobe *p,
- struct pt_regs *regs)
-{
- struct kretprobe *rp = container_of(p, struct kretprobe, kp);
- unsigned long flags = 0;
-
- /*TODO: consider to only swap the RA after the last pre_handler fired */
- spin_lock_irqsave(&kretprobe_lock, flags);
- arch_prepare_kretprobe(rp, regs);
- spin_unlock_irqrestore(&kretprobe_lock, flags);
- return 0;
-}
-
static inline void free_rp_inst(struct kretprobe *rp)
{
struct kretprobe_instance *ri;
@@ -578,6 +561,23 @@ void __kprobes unregister_jprobe(struct jprobe *jp)
#ifdef ARCH_SUPPORTS_KRETPROBES
+/*
+ * This kprobe pre_handler is registered with every kretprobe. When probe
+ * hits it will set up the return probe.
+ */
+static int __kprobes pre_handler_kretprobe(struct kprobe *p,
+ struct pt_regs *regs)
+{
+ struct kretprobe *rp = container_of(p, struct kretprobe, kp);
+ unsigned long flags = 0;
+
+ /*TODO: consider to only swap the RA after the last pre_handler fired */
+ spin_lock_irqsave(&kretprobe_lock, flags);
+ arch_prepare_kretprobe(rp, regs);
+ spin_unlock_irqrestore(&kretprobe_lock, flags);
+ return 0;
+}
+
int __kprobes register_kretprobe(struct kretprobe *rp)
{
int ret = 0;