From 669bdbfc3aee6d85f4f1b84766a5bfdcb0cc48cf Mon Sep 17 00:00:00 2001
From: Srikar Dronamraju <srikar@linux.vnet.ibm.com>
Date: Tue, 28 Oct 2008 17:07:27 -0400
Subject: PR5274: uretprobes fixes, belated commit

---
 runtime/uprobes/uprobes_x86.c | 10 ++++++++++
 1 file changed, 10 insertions(+)

(limited to 'runtime/uprobes/uprobes_x86.c')

diff --git a/runtime/uprobes/uprobes_x86.c b/runtime/uprobes/uprobes_x86.c
index 05d2a978..e3bdf8ff 100644
--- a/runtime/uprobes/uprobes_x86.c
+++ b/runtime/uprobes/uprobes_x86.c
@@ -716,3 +716,13 @@ unsigned long arch_hijack_uret_addr(unsigned long trampoline_address,
 	}
 	return orig_ret_addr;
 }
+
+static
+unsigned long arch_predict_sp_at_ret(struct pt_regs *regs,
+		struct task_struct *tsk)
+{
+	if (test_tsk_thread_flag(tsk, TIF_IA32))
+		return (unsigned long) (REGS_SP + 4);
+	else
+		return (unsigned long) (REGS_SP + 8);
+}
-- 
cgit