Re: [PATCH 10/21] tracing/probe: Split trace_event related data from trace_probe
From: Steven Rostedt
Date: Tue Jun 18 2019 - 17:16:23 EST
On Tue, 18 Jun 2019 12:23:22 -0400
Steven Rostedt <rostedt@xxxxxxxxxxx> wrote:
> > Oops, good catch!
> > This part is related to caller (ftrace/perf) so should be more careful.
> > Usually, kprobe enablement should not fail. If one of them has
> > gone (like a probe on unloaded module), it can be fail but that
> > should be ignored. I would like to add some additional check so that
> > - If all kprobes are on the module which is unloaded, enablement
> > must be failed and return error.
> > - If any kprobe is enabled, and others are on non-exist modules,
> > it should succeeded and return OK.
> > - If any kprobe caused an error not because of unloaded module,
> > all other enablement should be canceled and return error.
> > Is that OK for you?
> Sounds good to me.
I pulled in patches 1-9 and I'm starting to test them now.