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| author | Masami Hiramatsu <masami.hiramatsu.pt@hitachi.com> | 2014-11-21 11:25:23 +0100 |
|---|---|---|
| committer | Steven Rostedt <rostedt@goodmis.org> | 2014-11-21 20:44:15 +0100 |
| commit | 1d70be34df59f34b4562b8c047fc3a5069ce17b4 (patch) | |
| tree | 5c9fff8db455eb6576657303834cce97e11a23a0 /kernel/kprobes.c | |
| parent | ftrace, kprobes: Support IPMODIFY flag to find IP modify conflict (diff) | |
| download | linux-1d70be34df59f34b4562b8c047fc3a5069ce17b4.tar.xz linux-1d70be34df59f34b4562b8c047fc3a5069ce17b4.zip | |
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>
Diffstat (limited to 'kernel/kprobes.c')
| -rw-r--r-- | kernel/kprobes.c | 2 |
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; |