From: Steven Rostedt <rostedt@goodmis.org>
To: John Ogness <john.ogness@linutronix.de>
Cc: Gabriele Monaco <gmonaco@redhat.com>,
Alexei Starovoitov <alexei.starovoitov@gmail.com>,
linux-kernel@vger.kernel.org, linux-trace-kernel@vger.kernel.org,
bpf@vger.kernel.org, Nam Cao <namcao@linutronix.de>,
Wen Yang <wen.yang@linux.dev>,
Tobias Schaffner <tobias.schaffner@siemens.com>,
Viktor Malik <vmalik@redhat.com>
Subject: Re: [PATCH v2 10/15] tools/rv: Add BPF monitors
Date: Mon, 19 Oct 2026 09:16:08 -0400 [thread overview]
Message-ID: <20261019091608.1990a4e6@gandalf.local.home> (raw)
In-Reply-To: <87y0buox9f.fsf@jogness.linutronix.de>
On Mon, 19 Oct 2026 11:33:56 +0206
John Ogness <john.ogness@linutronix.de> wrote:
> Are these trace_printk's available without getting the scary kernel
> warning when kernel code uses trace_printk()? We do want RV support to
> be enabled in production kernels.
Note that if internal tooling uses their own trace instance, there's a
trace_array_printk() that takes the instance as a parameter and acts just
like trace_printk(). The difference is that it cannot be used for the top
level instance and it doesn't cause any scary kernel messages.
-- Steve
next prev parent reply other threads:[~2026-10-19 13:16 UTC|newest]
Thread overview: 78+ messages / expand[flat|nested] mbox.gz Atom feed top
2026-10-01 15:20 [PATCH v2 00/15] rv: Add support for BPF monitors Gabriele Monaco
2026-10-01 15:20 ` [PATCH v2 01/15] sched: Add task enqueue/dequeue trace points Gabriele Monaco
2026-10-01 15:49 ` Peter Zijlstra
2026-10-02 7:09 ` Gabriele Monaco
2026-10-02 10:29 ` Peter Zijlstra
2026-10-02 11:55 ` Gabriele Monaco
2026-10-02 19:18 ` Peter Zijlstra
2026-10-02 19:40 ` Gabriele Monaco
2026-10-04 7:57 ` Steven Rostedt
2026-10-12 11:54 ` Peter Zijlstra
2026-10-04 7:45 ` Steven Rostedt
2026-10-12 11:49 ` Peter Zijlstra
2026-10-02 0:42 ` bot+bpf-ci
2026-10-01 15:20 ` [PATCH v2 02/15] tools/rv: Skip empty pid error in selftest if command failed Gabriele Monaco
2026-10-02 0:42 ` bot+bpf-ci
2026-10-01 15:20 ` [PATCH v2 03/15] rv: Refactor da_trace() functions to get strings internally Gabriele Monaco
2026-10-01 15:20 ` [PATCH v2 04/15] rv: Cast result of model_get_*_name() Gabriele Monaco
2026-10-13 6:14 ` Nam Cao
2026-10-13 8:15 ` Gabriele Monaco
2026-10-14 9:52 ` Gabriele Monaco
2026-10-14 10:02 ` Nam Cao
2026-10-01 15:20 ` [PATCH v2 05/15] tools/rv: Move argument parsing from in_kernel to utils Gabriele Monaco
2026-10-02 0:25 ` bot+bpf-ci
2026-10-01 15:20 ` [PATCH v2 06/15] tools/build: Add a feature test for bpftool-btf Gabriele Monaco
2026-10-01 15:20 ` [PATCH v2 07/15] tools/rv: Implement BPF monitor discovery and listing Gabriele Monaco
2026-10-01 15:40 ` sashiko-bot
2026-10-02 0:42 ` bot+bpf-ci
2026-10-01 15:20 ` [PATCH v2 08/15] tools/rv: Implement BPF monitor loading and tracing Gabriele Monaco
2026-10-01 15:41 ` sashiko-bot
2026-10-02 0:43 ` bot+bpf-ci
2026-10-01 15:20 ` [PATCH v2 09/15] tools/rv: Copy stripped bpf_atomic.h from libarena Gabriele Monaco
2026-10-02 0:42 ` bot+bpf-ci
2026-10-07 12:59 ` Nam Cao
2026-10-08 9:00 ` Gabriele Monaco
2026-10-08 11:16 ` Nam Cao
2026-10-09 10:09 ` Gabriele Monaco
2026-10-11 0:43 ` Steven Rostedt
2026-10-12 7:43 ` Gabriele Monaco
2026-10-01 15:20 ` [PATCH v2 10/15] tools/rv: Add BPF monitors Gabriele Monaco
2026-10-01 15:55 ` sashiko-bot
2026-10-02 0:43 ` bot+bpf-ci
2026-10-06 13:29 ` Alexei Starovoitov
2026-10-08 9:54 ` Gabriele Monaco
2026-10-16 18:32 ` Alexei Starovoitov
2026-10-16 19:20 ` John Ogness
2026-10-17 10:42 ` Gabriele Monaco
2026-10-17 15:17 ` John Ogness
2026-10-17 16:09 ` Alexei Starovoitov
2026-10-17 16:56 ` John Ogness
2026-10-17 23:25 ` Alexei Starovoitov
2026-10-18 12:10 ` John Ogness
2026-10-19 9:05 ` Gabriele Monaco
2026-10-19 9:27 ` John Ogness
2026-10-19 9:46 ` Tomas Glozar
2026-10-19 13:16 ` Steven Rostedt [this message]
2026-10-19 10:01 ` Tomas Glozar
2026-10-19 10:43 ` Gabriele Monaco
2026-10-19 11:05 ` Tomas Glozar
2026-10-19 12:47 ` Gabriele Monaco
2026-10-19 13:05 ` Tomas Glozar
2026-10-19 13:02 ` John Ogness
2026-10-19 8:33 ` Gabriele Monaco
2026-10-19 9:10 ` John Ogness
2026-10-19 10:48 ` Gabriele Monaco
2026-10-19 12:51 ` Nam Cao
2026-10-19 13:14 ` John Ogness
2026-10-17 10:48 ` Gabriele Monaco
2026-10-01 15:20 ` [PATCH v2 11/15] tools/rv: Define CONFIG_X86_64 statically for " Gabriele Monaco
2026-10-01 15:49 ` sashiko-bot
2026-10-01 15:20 ` [PATCH v2 12/15] tools/rv: Add reactors support to " Gabriele Monaco
2026-10-01 15:57 ` sashiko-bot
2026-10-02 0:43 ` bot+bpf-ci
2026-10-01 15:20 ` [PATCH v2 13/15] verification/rvgen: Add support for " Gabriele Monaco
2026-10-02 0:25 ` bot+bpf-ci
2026-10-01 15:20 ` [PATCH v2 14/15] tools/rv: Add selftest for rv bpf monitors Gabriele Monaco
2026-10-01 16:03 ` sashiko-bot
2026-10-02 0:43 ` bot+bpf-ci
2026-10-01 15:20 ` [PATCH v2 15/15] verification/rvgen: Add selftest for rvgen -b Gabriele Monaco
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