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From: Nam Cao <namcao@linutronix.de>
To: Gabriele Monaco <gmonaco@redhat.com>,
	linux-kernel@vger.kernel.org, linux-trace-kernel@vger.kernel.org,
	bpf@vger.kernel.org
Cc: Gabriele Monaco <gmonaco@redhat.com>,
	Steven Rostedt <rostedt@goodmis.org>,
	Wen Yang <wen.yang@linux.dev>,
	Tobias Schaffner <tobias.schaffner@siemens.com>,
	Viktor Malik <vmalik@redhat.com>
Subject: Re: [RFC PATCH 00/20] rv: Add support for BPF monitors
Date: Tue, 01 Sep 2026 20:35:25 +0200	[thread overview]
Message-ID: <87se3sakgi.fsf@yellow.woof> (raw)
In-Reply-To: <20260831090524.106845-1-gmonaco@redhat.com>

Gabriele Monaco <gmonaco@redhat.com> writes:
> Extend the rv userspace tool to load BPF monitors, those can be found in
> specific locations (e.g. /usr/share/rv/bpf_monitors/) and are plain
> object files including BTF data.
>
> This type of BPF monitors can be generated from rvgen using the -b flag
> just like in-kernel monitors and, after manual adaptation, can be built
> and run transparently by the rv userspace tool.

I am not familiar with BPF. What is the benefit of BPF monitors,
compared to the existing DA monitors?

Nam

  parent reply	other threads:[~2026-09-01 18:35 UTC|newest]

Thread overview: 37+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2026-08-31  9:05 [RFC PATCH 00/20] rv: Add support for BPF monitors Gabriele Monaco
2026-08-31  9:05 ` [RFC PATCH 01/20] sched: Add task enqueue/dequeue trace points Gabriele Monaco
2026-08-31  9:32   ` sashiko-bot
2026-08-31  9:05 ` [RFC PATCH 02/20] tools/rv: Skip empty pid error in selftest if command failed Gabriele Monaco
2026-08-31  9:05 ` [RFC PATCH 03/20] rv: Refactor da_trace() functions to get strings internally Gabriele Monaco
2026-08-31  9:05 ` [RFC PATCH 04/20] rv: Use static arrays for rv_monitor name and description Gabriele Monaco
2026-08-31  9:05 ` [RFC PATCH 05/20] rv: Add in-kernel support for BPF monitors Gabriele Monaco
2026-08-31  9:05 ` [RFC PATCH 06/20] rv: Add rv_get_monitor_by_name() Gabriele Monaco
2026-08-31  9:24   ` sashiko-bot
2026-08-31  9:05 ` [RFC PATCH 07/20] rv: Add reactors support to BPF monitors Gabriele Monaco
2026-08-31  9:05 ` [RFC PATCH 08/20] rv: Cast result of model_get_*_name() Gabriele Monaco
2026-08-31  9:05 ` [RFC PATCH 09/20] rv: Handle unregistered monitors safely in tracefs Gabriele Monaco
2026-08-31  9:24   ` sashiko-bot
2026-08-31  9:05 ` [RFC PATCH 10/20] tools/build: Add a feature test for bpftool-btf Gabriele Monaco
2026-08-31  9:05 ` [RFC PATCH 11/20] tools/rv: Move argument parsing from in_kernel to utils Gabriele Monaco
2026-08-31  9:05 ` [RFC PATCH 12/20] tools/rv: Export functionality for in_kernel monitors Gabriele Monaco
2026-08-31  9:05 ` [RFC PATCH 13/20] tools/rv: Implement BPF monitor loading and tracing Gabriele Monaco
2026-08-31  9:34   ` sashiko-bot
2026-08-31  9:05 ` [RFC PATCH 14/20] tools/rv: Implement BPF monitor registration logic Gabriele Monaco
2026-08-31  9:38   ` sashiko-bot
2026-08-31  9:05 ` [RFC PATCH 15/20] tools/rv: Copy stripped bpf_atomic.h from libarena Gabriele Monaco
2026-08-31  9:38   ` sashiko-bot
2026-08-31  9:05 ` [RFC PATCH 16/20] tools/rv: Add BPF monitors Gabriele Monaco
2026-08-31  9:40   ` sashiko-bot
2026-08-31  9:05 ` [RFC PATCH 17/20] tools/rv: Define CONFIG_X86_64 statically for " Gabriele Monaco
2026-08-31  9:05 ` [RFC PATCH 18/20] verification/rvgen: Add support " Gabriele Monaco
2026-08-31  9:41   ` sashiko-bot
2026-08-31  9:05 ` [RFC PATCH 19/20] tools/rv: Add selftest for rv bpf Gabriele Monaco
2026-08-31  9:44   ` sashiko-bot
2026-08-31  9:05 ` [RFC PATCH 20/20] verification/rvgen: Add selftest for rvgen -b Gabriele Monaco
2026-09-01 18:35 ` Nam Cao [this message]
2026-09-02  6:52   ` [RFC PATCH 00/20] rv: Add support for BPF monitors Gabriele Monaco
2026-09-02  7:46     ` Nam Cao
2026-09-03  1:57     ` Alexei Starovoitov
2026-09-03  7:21       ` Gabriele Monaco
2026-09-03 13:02         ` Steven Rostedt
2026-09-04  3:30           ` Alexei Starovoitov

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