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[PATCH] kernel/kprobes.c: fix a warning #ifndef ARCH_SUPPORTS_KRETPROBES

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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>
This commit is contained in:
Adrian Bunk 2006-02-03 03:03:42 -08:00 committed by Linus Torvalds
parent 8ed75463b9
commit e65cefe87b
1 changed files with 17 additions and 17 deletions
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34
kernel/kprobes.c
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@ -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;