aboutsummaryrefslogtreecommitdiffstats
path: root/include/linux
diff options
context:
space:
mode:
Diffstat (limited to 'include/linux')
-rw-r--r--include/linux/kprobes.h22
1 files changed, 19 insertions, 3 deletions
diff --git a/include/linux/kprobes.h b/include/linux/kprobes.h
index 32851eef48f0..2ec6cc14a114 100644
--- a/include/linux/kprobes.h
+++ b/include/linux/kprobes.h
@@ -182,6 +182,14 @@ struct kprobe_blackpoint {
182DECLARE_PER_CPU(struct kprobe *, current_kprobe); 182DECLARE_PER_CPU(struct kprobe *, current_kprobe);
183DECLARE_PER_CPU(struct kprobe_ctlblk, kprobe_ctlblk); 183DECLARE_PER_CPU(struct kprobe_ctlblk, kprobe_ctlblk);
184 184
185/*
186 * For #ifdef avoidance:
187 */
188static inline int kprobes_built_in(void)
189{
190 return 1;
191}
192
185#ifdef CONFIG_KRETPROBES 193#ifdef CONFIG_KRETPROBES
186extern void arch_prepare_kretprobe(struct kretprobe_instance *ri, 194extern void arch_prepare_kretprobe(struct kretprobe_instance *ri,
187 struct pt_regs *regs); 195 struct pt_regs *regs);
@@ -271,8 +279,16 @@ void unregister_kretprobes(struct kretprobe **rps, int num);
271void kprobe_flush_task(struct task_struct *tk); 279void kprobe_flush_task(struct task_struct *tk);
272void recycle_rp_inst(struct kretprobe_instance *ri, struct hlist_head *head); 280void recycle_rp_inst(struct kretprobe_instance *ri, struct hlist_head *head);
273 281
274#else /* CONFIG_KPROBES */ 282#else /* !CONFIG_KPROBES: */
275 283
284static inline int kprobes_built_in(void)
285{
286 return 0;
287}
288static inline int kprobe_fault_handler(struct pt_regs *regs, int trapnr)
289{
290 return 0;
291}
276static inline struct kprobe *get_kprobe(void *addr) 292static inline struct kprobe *get_kprobe(void *addr)
277{ 293{
278 return NULL; 294 return NULL;
@@ -329,5 +345,5 @@ static inline void unregister_kretprobes(struct kretprobe **rps, int num)
329static inline void kprobe_flush_task(struct task_struct *tk) 345static inline void kprobe_flush_task(struct task_struct *tk)
330{ 346{
331} 347}
332#endif /* CONFIG_KPROBES */ 348#endif /* CONFIG_KPROBES */
333#endif /* _LINUX_KPROBES_H */ 349#endif /* _LINUX_KPROBES_H */