Re: [PATCH 5/6] Documentation: tracing: Add %return suffix description

From: Masami Hiramatsu
Date: Mon Aug 31 2020 - 18:27:54 EST


On Mon, 31 Aug 2020 11:50:20 -0700
Randy Dunlap <rdunlap@xxxxxxxxxxxxx> wrote:

> On 8/31/20 5:46 AM, Masami Hiramatsu wrote:
> > Add a description of the %return suffix option for kprobe tracer.
> >
> > Signed-off-by: Masami Hiramatsu <mhiramat@xxxxxxxxxx>
> > ---
> > Documentation/trace/kprobetrace.rst | 2 ++
> > 1 file changed, 2 insertions(+)
> >
> > diff --git a/Documentation/trace/kprobetrace.rst b/Documentation/trace/kprobetrace.rst
> > index c1709165c553..d29d1f9e6721 100644
> > --- a/Documentation/trace/kprobetrace.rst
> > +++ b/Documentation/trace/kprobetrace.rst
>
> Check spacing:
>
> > @@ -37,6 +38,7 @@ Synopsis of kprobe_events
> > based on SYM+offs or MEMADDR.
> > MOD : Module name which has given SYM.
> > SYM[+offs] : Symbol+offset where the probe is inserted.
> > + SYM%return : Return address of the symbol
> > MEMADDR : Address where the probe is inserted.
> > MAXACTIVE : Maximum number of instances of the specified function that
> > can be probed simultaneously, or 0 for the default value
>
> If I remove the '+', the ':' lines up but the SYM does not line up.
> Am I missing something?
>
> @@ -37,6 +38,7 @@ Synopsis of kprobe_events
> based on SYM+offs or MEMADDR.
> MOD : Module name which has given SYM.
> SYM[+offs] : Symbol+offset where the probe is inserted.
> SYM%return : Return address of the symbol
> MEMADDR : Address where the probe is inserted.
> MAXACTIVE : Maximum number of instances of the specified function that
> can be probed simultaneously, or 0 for the default value
>

Oops, that's my typo.

Thank you!

--
Masami Hiramatsu <mhiramat@xxxxxxxxxx>