diff --git a/arch/ia64/kernel/kprobes.c b/arch/ia64/kernel/kprobes.c
index 4f5fd0960ba7c0c7e1c44e0c358edff198e947f0..72e593e940531dc136af5334f83d29f00235ff31 100644
--- a/arch/ia64/kernel/kprobes.c
+++ b/arch/ia64/kernel/kprobes.c
@@ -370,14 +370,18 @@ static int __kprobes valid_kprobe_addr(int template, int slot,
 
 static void __kprobes save_previous_kprobe(struct kprobe_ctlblk *kcb)
 {
-	kcb->prev_kprobe.kp = kprobe_running();
-	kcb->prev_kprobe.status = kcb->kprobe_status;
+	unsigned int i;
+	i = atomic_add_return(1, &kcb->prev_kprobe_index);
+	kcb->prev_kprobe[i-1].kp = kprobe_running();
+	kcb->prev_kprobe[i-1].status = kcb->kprobe_status;
 }
 
 static void __kprobes restore_previous_kprobe(struct kprobe_ctlblk *kcb)
 {
-	__get_cpu_var(current_kprobe) = kcb->prev_kprobe.kp;
-	kcb->kprobe_status = kcb->prev_kprobe.status;
+	unsigned int i;
+	i = atomic_sub_return(1, &kcb->prev_kprobe_index);
+	__get_cpu_var(current_kprobe) = kcb->prev_kprobe[i].kp;
+	kcb->kprobe_status = kcb->prev_kprobe[i].status;
 }
 
 static void __kprobes set_current_kprobe(struct kprobe *p,
diff --git a/include/asm-ia64/kprobes.h b/include/asm-ia64/kprobes.h
index 828ae00e47c1328e172cae15788dd73953f96de3..2abc98b336f3f605ac4b18213b56d7a2f13d88f4 100644
--- a/include/asm-ia64/kprobes.h
+++ b/include/asm-ia64/kprobes.h
@@ -71,13 +71,15 @@ struct prev_kprobe {
 
 #define	MAX_PARAM_RSE_SIZE	(0x60+0x60/0x3f)
 /* per-cpu kprobe control block */
+#define ARCH_PREV_KPROBE_SZ 2
 struct kprobe_ctlblk {
 	unsigned long kprobe_status;
 	struct pt_regs jprobe_saved_regs;
 	unsigned long jprobes_saved_stacked_regs[MAX_PARAM_RSE_SIZE];
 	unsigned long *bsp;
 	unsigned long cfm;
-	struct prev_kprobe prev_kprobe;
+	atomic_t prev_kprobe_index;
+	struct prev_kprobe prev_kprobe[ARCH_PREV_KPROBE_SZ];
 };
 
 #define JPROBE_ENTRY(pentry)	(kprobe_opcode_t *)pentry