From: Aleksa Sarai <cyphar@cyphar.com>
To: Steven Rostedt <rostedt@goodmis.org>
Cc: Masami Hiramatsu <mhiramat@kernel.org>,
"Naveen N. Rao" <naveen.n.rao@linux.vnet.ibm.com>,
Anil S Keshavamurthy <anil.s.keshavamurthy@intel.com>,
"David S. Miller" <davem@davemloft.net>,
Peter Zijlstra <peterz@infradead.org>,
Ingo Molnar <mingo@redhat.com>,
Arnaldo Carvalho de Melo <acme@kernel.org>,
Alexander Shishkin <alexander.shishkin@linux.intel.com>,
Jiri Olsa <jolsa@redhat.com>, Namhyung Kim <namhyung@kernel.org>,
Brendan Gregg <bgregg@netflix.com>,
Christian Brauner <christian@brauner.io>,
Aleksa Sarai <asarai@suse.de>,
linux-kernel@vger.kernel.org
Subject: Re: [PATCH] kretprobe: produce sane stack traces
Date: Thu, 1 Nov 2018 00:39:12 +1100 [thread overview]
Message-ID: <20181031133912.3j5tryq2vyhkdn4d@yavin> (raw)
In-Reply-To: <20181031090317.4e211fdd@vmware.local.home>
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On 2018-10-31, Steven Rostedt <rostedt@goodmis.org> wrote:
> > Anyway, until that merge happens, this patch looks good to avoid
> > this issue for generic solution (e.g. for the arch which doesn't
> > supports retstack).
>
> I think its time to come up with an algorithm that makes function graph
> work with multiple users, and have kretprobes be able to hook into it
> just like kprobes hooks into function tracer.
>
> I have some ideas on how to get this done, and will try to have an RFC
> patch set ready by plumbers.
Should I continue working on this patchset?
--
Aleksa Sarai
Senior Software Engineer (Containers)
SUSE Linux GmbH
<https://www.cyphar.com/>
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next prev parent reply other threads:[~2018-10-31 13:39 UTC|newest]
Thread overview: 11+ messages / expand[flat|nested] mbox.gz Atom feed top
2018-10-26 13:22 [PATCH] kretprobe: produce sane stack traces Aleksa Sarai
2018-10-30 1:12 ` Masami Hiramatsu
2018-10-30 3:19 ` Aleksa Sarai
2018-11-01 8:06 ` Masami Hiramatsu
2018-10-31 13:03 ` Steven Rostedt
2018-10-31 13:39 ` Aleksa Sarai [this message]
2018-11-01 10:13 ` Masami Hiramatsu
2018-11-01 10:49 ` Aleksa Sarai
2018-11-01 13:22 ` Steven Rostedt
2018-11-01 15:01 ` Masami Hiramatsu
2018-11-01 20:25 ` Aleksa Sarai
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