Messages in this thread Patch in this message | | | Date | Tue, 25 Nov 2014 07:13:59 -0500 | From | Steven Rostedt <> | Subject | [for-next][PATCH 4/5] kprobes: Add IPMODIFY flag to kprobe_ftrace_ops |
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From: Masami Hiramatsu <masami.hiramatsu.pt@hitachi.com>
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> --- kernel/kprobes.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-)
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; -- 2.1.1
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