lkml.org 
[lkml]   [2021]   [Aug]   [12]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
 
Messages in this thread
/
Date
From
SubjectRe: [PATCH v4] [RFC] trace: Add kprobe on tracepoint
On Thu, 12 Aug 2021 00:02:25 -0400
Steven Rostedt <rostedt@goodmis.org> wrote:

> On Thu, 12 Aug 2021 10:27:35 +0900
> Masami Hiramatsu <mhiramat@kernel.org> wrote:
>
> > I like to prohibit latter one. It is my feeling, but I think it is
> > natural that the eprobe is only for the static events, and I also think
> > dereferencing a pointer-type field in raw-event is more reliable than
> > dereferencing a digit value passed to the synthetic event.
>
> Although I believe we need to attach eprobes to synthetic events, for
> the reasons I stated in my previous email. I'm perfectly happy to
> forbid them from attaching to kprobe or uprobe events. Because,
> honestly, eprobes do not give you anything that a kprobe nor uprobe can
> give you.

Agreed. It is meaningless to put eprobes on kprobes or uprobes.

Thank you,

>
> -- Steve


--
Masami Hiramatsu <mhiramat@kernel.org>

\
 
 \ /
  Last update: 2021-08-12 13:17    [W:0.032 / U:0.092 seconds]
©2003-2020 Jasper Spaans|hosted at Digital Ocean and TransIP|Read the blog|Advertise on this site