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Diffstat (limited to 'kernel/kprobes.c')
-rw-r--r--kernel/kprobes.c17
1 files changed, 7 insertions, 10 deletions
diff --git a/kernel/kprobes.c b/kernel/kprobes.c
index 134754d18bb4..531e10164836 100644
--- a/kernel/kprobes.c
+++ b/kernel/kprobes.c
@@ -480,8 +480,6 @@ static DECLARE_COMPLETION(optimizer_comp);
*/
static __kprobes void do_optimize_kprobes(void)
{
- struct optimized_kprobe *op, *tmp;
-
/* Optimization never be done when disarmed */
if (kprobes_all_disarmed || !kprobes_allow_optimization ||
list_empty(&optimizing_list))
@@ -499,12 +497,7 @@ static __kprobes void do_optimize_kprobes(void)
*/
get_online_cpus();
mutex_lock(&text_mutex);
- list_for_each_entry_safe(op, tmp, &optimizing_list, list) {
- WARN_ON(kprobe_disabled(&op->kp));
- if (arch_optimize_kprobe(op) < 0)
- op->kp.flags &= ~KPROBE_FLAG_OPTIMIZED;
- list_del_init(&op->list);
- }
+ arch_optimize_kprobes(&optimizing_list);
mutex_unlock(&text_mutex);
put_online_cpus();
}
@@ -598,8 +591,12 @@ static __kprobes void kprobe_optimizer(struct work_struct *work)
mutex_unlock(&kprobe_mutex);
mutex_unlock(&module_mutex);
- /* Wake up all waiters */
- complete_all(&optimizer_comp);
+ /* Step 5: Kick optimizer again if needed */
+ if (!list_empty(&optimizing_list))
+ kick_kprobe_optimizer();
+ else
+ /* Wake up all waiters */
+ complete_all(&optimizer_comp);
}
/* Wait for completing optimization and unoptimization */