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Re: [PATCH -tip tracing/kprobes 0/9] tracing/kprobes, perf: perf probe and kprobe-tracer bugfixes
- From: Arnaldo Carvalho de Melo <acme at redhat dot com>
- To: Frederic Weisbecker <fweisbec at gmail dot com>
- Cc: Ingo Molnar <mingo at elte dot hu>, Masami Hiramatsu <mhiramat at redhat dot com>, Steven Rostedt <rostedt at goodmis dot org>, lkml <linux-kernel at vger dot kernel dot org>, Thomas Gleixner <tglx at linutronix dot de>, Mike Galbraith <efault at gmx dot de>, Paul Mackerras <paulus at samba dot org>, Peter Zijlstra <a dot p dot zijlstra at chello dot nl>, Christoph Hellwig <hch at infradead dot org>, Ananth N Mavinakayanahalli <ananth at in dot ibm dot com>, Jim Keniston <jkenisto at us dot ibm dot com>, "Frank Ch. Eigler" <fche at redhat dot com>, "H. Peter Anvin" <hpa at zytor dot com>, systemtap <systemtap at sources dot redhat dot com>, DLE <dle-develop at lists dot sourceforge dot net>
- Date: Mon, 19 Oct 2009 14:18:24 -0200
- Subject: Re: [PATCH -tip tracing/kprobes 0/9] tracing/kprobes, perf: perf probe and kprobe-tracer bugfixes
- References: <20091017000711.16556.69935.stgit@dhcp-100-2-132.bos.redhat.com> <20091017080203.GA4155@elte.hu> <20091017103427.GA31238@elte.hu> <4ADAAF50.9040604@redhat.com> <20091019075103.GF17960@elte.hu> <20091019110055.GA5549@nowhere>
Em Mon, Oct 19, 2009 at 01:00:57PM +0200, Frederic Weisbecker escreveu:
> On Mon, Oct 19, 2009 at 09:51:03AM +0200, Ingo Molnar wrote:
> > > So, what would you think about using -D (def) and -U (undef) ?
> > The simpest case should be no extra character at all:
> > perf probe schedule
> Yeah, I really prefer that too.
/me too
> If you want more precision, it also means you have you code editor opened
> and want to set a precise point. Since you also have the absolute
> line directly displayed by your editor, you don't want to calculate the relative
> line but rather the absolute one.
Perhaps this should come with vim/emacs key bindings so that all this
gets hidden by just opening the source code and pressing
control+SOMEKEY?
- Arnaldo