From: Masami Hiramatsu <mhiramat@kernel•org>
To: "Naveen N. Rao" <naveen.n.rao@linux•vnet.ibm.com>
Cc: Ananth N Mavinakayanahalli <ananth@linux•vnet.ibm.com>,
Ingo Molnar <mingo@redhat•com>,
Michael Ellerman <mpe@ellerman•id.au>,
Arnaldo Carvalho de Melo <acme@kernel•org>,
Steven Rostedt <rostedt@goodmis•org>,
linux-kernel@vger•kernel.org, linuxppc-dev@lists•ozlabs.org
Subject: Re: [PATCH v2 4/5] perf: kretprobes: offset from reloc_sym if kernel supports it
Date: Sat, 25 Feb 2017 02:29:17 +0900 [thread overview]
Message-ID: <20170225022917.cfb45d0ea41c22fcb5d61ebb@kernel.org> (raw)
In-Reply-To: <20170223191608.GC4212@naverao1-tp.localdomain>
On Fri, 24 Feb 2017 00:46:08 +0530
"Naveen N. Rao" <naveen.n.rao@linux•vnet.ibm.com> wrote:
> On 2017/02/23 06:10PM, Masami Hiramatsu wrote:
> > On Wed, 22 Feb 2017 19:23:40 +0530
> > "Naveen N. Rao" <naveen.n.rao@linux•vnet.ibm.com> wrote:
> >
> > > We indicate support for accepting sym+offset with kretprobes through a
> > > line in ftrace README. Parse the same to identify support and choose the
> > > appropriate format for kprobe_events.
> > >
> > > Signed-off-by: Naveen N. Rao <naveen.n.rao@linux•vnet.ibm.com>
> > > ---
> > > tools/perf/util/probe-event.c | 47 ++++++++++++++++++++++++++++++++++++-------
> > > tools/perf/util/probe-event.h | 2 ++
> > > 2 files changed, 42 insertions(+), 7 deletions(-)
> > >
>
> [snip]
>
> >
> > Could you reuse (refactoring) probe_type_is_available() in probe-file.c to share
> > opening README file?
>
> Done. I've sent patches to do that, please review.
OK.
>
> >
> > Others looks good to me :)
>
> Thanks. I hope that's an Ack for this patchset?
OK, for 1/5, 2/5, 3/5, and 5/5;
Acked-by: Masami Hiramatsu <mhiramat@kernel•org>
And could you make v4 series including all patches? (Not only updates)
>
> If so, and if Ingo/Michael agree, would it be ok to take the kernel bits
> through the powerpc tree like we did for kprobe_exceptions_notify()
> cleanup?
If it is not urgent (yes, it seems) and since it changes arch independent
parts, I think this series should finally go through Ingo's tree.
Thank you,
--
Masami Hiramatsu <mhiramat@kernel•org>
next prev parent reply other threads:[~2017-02-24 17:29 UTC|newest]
Thread overview: 57+ messages / expand[flat|nested] mbox.gz Atom feed top
2017-02-22 13:53 [PATCH v2 0/5] kretprobe fixes Naveen N. Rao
2017-02-22 13:53 ` [PATCH v2 1/5] kretprobes: ensure probe location is at function entry Naveen N. Rao
2017-02-22 13:53 ` [PATCH v2 2/5] powerpc: kretprobes: override default function entry offset Naveen N. Rao
2017-02-24 19:57 ` Arnaldo Carvalho de Melo
2017-02-27 12:56 ` Michael Ellerman
2017-02-25 2:45 ` Ananth N Mavinakayanahalli
2017-02-22 13:53 ` [PATCH v2 3/5] trace/kprobes: allow return probes with offsets and absolute addresses Naveen N. Rao
2017-02-27 16:32 ` Steven Rostedt
2017-02-27 16:52 ` [PATCH v2 3.5/5] trace/kprobes: Add back warning about offset in return probes Steven Rostedt (VMware)
2017-02-28 0:01 ` Masami Hiramatsu
2017-03-01 15:16 ` Naveen N. Rao
2017-02-22 13:53 ` [PATCH v2 4/5] perf: kretprobes: offset from reloc_sym if kernel supports it Naveen N. Rao
2017-02-23 9:10 ` Masami Hiramatsu
2017-02-23 11:37 ` [PATCH v3 1/2] perf: probe: generalize probe event file open routine Naveen N. Rao
2017-02-24 16:46 ` Masami Hiramatsu
2017-02-24 20:07 ` Arnaldo Carvalho de Melo
2017-03-01 15:12 ` Naveen N. Rao
2017-02-23 11:37 ` [PATCH v3 2/2] perf: kretprobes: offset from reloc_sym if kernel supports it Naveen N. Rao
2017-02-24 17:12 ` Masami Hiramatsu
2017-03-01 15:11 ` Naveen N. Rao
2017-02-23 19:16 ` [PATCH v2 4/5] " Naveen N. Rao
2017-02-24 17:29 ` Masami Hiramatsu [this message]
2017-02-24 20:11 ` Arnaldo Carvalho de Melo
2017-02-24 23:55 ` Masami Hiramatsu
2017-03-01 15:14 ` Naveen N. Rao
2017-03-02 17:55 ` Naveen N. Rao
2017-03-02 17:55 ` [PATCH v4 1/3] perf: probe: factor out the ftrace README scanning Naveen N. Rao
2017-03-04 0:09 ` Masami Hiramatsu
2017-03-07 20:45 ` Steven Rostedt
2017-03-02 17:55 ` [PATCH v4 2/3] perf: kretprobes: offset from reloc_sym if kernel supports it Naveen N. Rao
2017-03-04 0:49 ` Masami Hiramatsu
2017-03-04 2:35 ` Masami Hiramatsu
2017-03-04 2:38 ` Masami Hiramatsu
2017-03-04 4:34 ` Masami Hiramatsu
2017-03-06 16:20 ` Naveen N. Rao
2017-03-06 17:49 ` Naveen N. Rao
2017-03-06 21:06 ` Masami Hiramatsu
2017-03-07 10:47 ` [PATCH v4 2/3] perf: kretprobes: offset from reloc_sym if kernel Naveen N. Rao
2017-03-07 10:47 ` [RESEND PATCH 1/6] trace/kprobes: fix check for kretprobe offset within function entry Naveen N. Rao
2017-03-07 20:47 ` Steven Rostedt
2017-03-08 8:01 ` Naveen N. Rao
2017-03-07 10:47 ` [RESEND PATCH 2/6] powerpc: kretprobes: override default function entry offset Naveen N. Rao
2017-03-07 10:47 ` [RESEND PATCH 3/6] perf: probe: factor out the ftrace README scanning Naveen N. Rao
2017-03-07 10:47 ` [RESEND PATCH 4/6] perf: kretprobes: offset from reloc_sym if kernel supports it Naveen N. Rao
2017-03-07 10:47 ` [PATCH 5/6] perf: probes: move ftrace README parsing logic into trace-event-parse.c Naveen N. Rao
2017-03-07 14:03 ` Masami Hiramatsu
2017-03-07 14:29 ` Naveen N. Rao
2017-03-07 15:51 ` Masami Hiramatsu
2017-03-07 16:31 ` Naveen N. Rao
2017-03-07 10:47 ` [RESEND PATCH 6/6] perf: powerpc: choose local entry point with kretprobes Naveen N. Rao
2017-03-07 16:49 ` [PATCH v2 " Naveen N. Rao
2017-03-06 15:04 ` [PATCH v4 2/3] perf: kretprobes: offset from reloc_sym if kernel supports it Naveen N. Rao
2017-03-06 21:14 ` Masami Hiramatsu
2017-03-02 17:55 ` [PATCH v4 3/3] perf: powerpc: choose local entry point with kretprobes Naveen N. Rao
2017-03-04 0:50 ` Masami Hiramatsu
2017-03-02 19:06 ` [PATCH v2 4/5] perf: kretprobes: offset from reloc_sym if kernel supports it Arnaldo Carvalho de Melo
2017-02-22 13:53 ` [PATCH v2 5/5] perf: powerpc: choose local entry point with kretprobes Naveen N. Rao
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