1 files changed, 2 insertions, 5 deletions

diff --git a/arch/x86/kernel/kprobes.c b/arch/x86/kernel/kprobes.c
index b8c6743a13da..6c27679ec6aa 100644
--- a/arch/x86/kernel/kprobes.c
+++ b/arch/x86/kernel/kprobes.c
@@ -431,7 +431,6 @@ static void __kprobes prepare_singlestep(struct kprobe *p, struct pt_regs *regs)
                 regs->ip = (unsigned long)p->ainsn.insn;
 }
 
-/* Called with kretprobe_lock held */
 void __kprobes arch_prepare_kretprobe(struct kretprobe_instance *ri,
                                       struct pt_regs *regs)
 {
@@ -682,8 +681,7 @@ static __used __kprobes void *trampoline_handler(struct pt_regs *regs)
         unsigned long trampoline_address = (unsigned long)&kretprobe_trampoline;
 
         INIT_HLIST_HEAD(&empty_rp);
-        spin_lock_irqsave(&kretprobe_lock, flags);
-        head = kretprobe_inst_table_head(current);
+        kretprobe_hash_lock(current, &head, &flags);
         /* fixup registers */
 #ifdef CONFIG_X86_64
         regs->cs = __KERNEL_CS;
@@ -732,7 +730,7 @@ static __used __kprobes void *trampoline_handler(struct pt_regs *regs)
 
         kretprobe_assert(ri, orig_ret_address, trampoline_address);
 
-        spin_unlock_irqrestore(&kretprobe_lock, flags);
+        kretprobe_hash_unlock(current, &flags);
 
         hlist_for_each_entry_safe(ri, node, tmp, &empty_rp, hlist) {
                 hlist_del(&ri->hlist);
@@ -860,7 +858,6 @@ static int __kprobes post_kprobe_handler(struct pt_regs *regs)
 
         resume_execution(cur, regs, kcb);
         regs->flags |= kcb->kprobe_saved_flags;
-        trace_hardirqs_fixup_flags(regs->flags);
 
         if ((kcb->kprobe_status != KPROBE_REENTER) && cur->post_handler) {
                 kcb->kprobe_status = KPROBE_HIT_SSDONE;