Messages in this thread | | | Date | Fri, 27 Mar 2009 16:20:23 -0400 | From | Masami Hiramatsu <> | Subject | Re: [PATCH -tip 3/4 V3] tracing: kprobe-tracer plugin supports arguments |
| |
Frederic Weisbecker wrote: >>> Anyway both would be handy: >>> >>> rp: current ip >>> ra: return address >> current ip can be fetched by 'r12' on i386 ('r16' on x86-64). >> (hmm, we'd better support %ip, %ax, etc.) >> > > > Yes, as an example, I'm currently unable to tell you > which number is esi :)
Agreed. But I doubt that we can implement it before moving fetch_* APIs into arch/ directory, can we?
Thank you,
-- Masami Hiramatsu
Software Engineer Hitachi Computer Products (America) Inc. Software Solutions Division
e-mail: mhiramat@redhat.com
| |