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authorMasami Hiramatsu <masami.hiramatsu.pt@hitachi.com>2014-11-21 05:25:23 -0500
committerSteven Rostedt <rostedt@goodmis.org>2014-11-21 14:44:15 -0500
commit1d70be34df59f34b4562b8c047fc3a5069ce17b4 (patch)
tree5c9fff8db455eb6576657303834cce97e11a23a0
parentf8b8be8a310a55856fd2c369dade08088d85df3b (diff)
kprobes: Add IPMODIFY flag to kprobe_ftrace_ops
Add FTRACE_OPS_FL_IPMODIFY flag to kprobe_ftrace_ops since kprobes can changes regs->ip. Link: http://lkml.kernel.org/r/20141121102523.11844.21298.stgit@localhost.localdomain Signed-off-by: Masami Hiramatsu <masami.hiramatsu.pt@hitachi.com> Signed-off-by: Steven Rostedt <rostedt@goodmis.org>
-rw-r--r--kernel/kprobes.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/kernel/kprobes.c b/kernel/kprobes.c
index 3995f546d0f3..831978cebf1d 100644
--- a/kernel/kprobes.c
+++ b/kernel/kprobes.c
@@ -915,7 +915,7 @@ static struct kprobe *alloc_aggr_kprobe(struct kprobe *p)
#ifdef CONFIG_KPROBES_ON_FTRACE
static struct ftrace_ops kprobe_ftrace_ops __read_mostly = {
.func = kprobe_ftrace_handler,
- .flags = FTRACE_OPS_FL_SAVE_REGS,
+ .flags = FTRACE_OPS_FL_SAVE_REGS | FTRACE_OPS_FL_IPMODIFY,
};
static int kprobe_ftrace_enabled;