From e65cefe87beda627c0bfba39b387ee4bffedc93c Mon Sep 17 00:00:00 2001 From: Adrian Bunk Date: Fri, 3 Feb 2006 03:03:42 -0800 Subject: [PATCH] [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 Acked-by: Ananth N Mavinakayanahalli Acked-by: "Keshavamurthy, Anil S" Signed-off-by: Andrew Morton Signed-off-by: Linus Torvalds --- kernel/kprobes.c | 34 +++++++++++++++++----------------- 1 file 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; -- 2.39.5