linux-kernel - Re: [PATCH 4/5] libtraceevent: Add __rel_loc relative location attribute support

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Message-Id: <20211117233317.841b81fa8b709455b7df9da6@kernel.org>
Date:   Wed, 17 Nov 2021 23:33:17 +0900
From:   Masami Hiramatsu <mhiramat@...nel.org>
To:     Steven Rostedt <rostedt@...dmis.org>
Cc:     Beau Belgrave <beaub@...ux.microsoft.com>,
        linux-kernel@...r.kernel.org, Namhyung Kim <namhyung@...nel.org>,
        Tom Zanussi <zanussi@...nel.org>
Subject: Re: [PATCH 4/5] libtraceevent: Add __rel_loc relative location
 attribute support

Hi Steve,

On Tue, 16 Nov 2021 17:23:32 -0500
Steven Rostedt <rostedt@...dmis.org> wrote:

> On Mon, 15 Nov 2021 19:20:36 +0900
> Masami Hiramatsu <mhiramat@...nel.org> wrote:
> 
> > Add '__rel_loc' new dynamic data location attribute which encodes
> > the data location from the next to the field itself. This is similar
> > to the '__data_loc' but the location offset is not from the event
> > entry but from the next of the field.
> > 
> > This patch adds '__rel_loc' decoding support in the libtraceevent.
> 
> Note, libtraceevent in the kernel is deprecated.

Ah, got it.

> 
> Care to send a patch against:
> 
>   https://git.kernel.org/pub/scm/libs/libtrace/libtraceevent.git/
> 
> And Cc linux-trace-devel@...r.kernel.org

Should I cc to LKML too?

Thank you,

> 
> Thanks!
> 
> -- Steve
> 
> > 
> > Signed-off-by: Masami Hiramatsu <mhiramat@...nel.org>
> > ---
> >  tools/lib/traceevent/event-parse.c  |   14 ++++++++++++++
> >  tools/lib/traceevent/event-parse.h  |    1 +
> >  tools/lib/traceevent/parse-filter.c |    5 ++++-
> >  3 files changed, 19 insertions(+), 1 deletion(-)
> 


-- 
Masami Hiramatsu <mhiramat@...nel.org>