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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,
	Steven Rostedt <rostedt@goodmis.org>,
	Gabriele Monaco <gmonaco@redhat.com>,
	Masami Hiramatsu <mhiramat@kernel.org>
Cc: Thomas Weissschuh <thomas.weissschuh@linutronix.de>,
	Tomas Glozar <tglozar@redhat.com>, John Kacur <jkacur@redhat.com>,
	Wen Yang <wen.yang@linux.dev>
Subject: Re: [PATCH v5 13/17] rv: Add KUnit mock for current
Date: Fri, 31 Jul 2026 12:59:30 +0200	[thread overview]
Message-ID: <87jyqbo25p.fsf@yellow.woof> (raw)
In-Reply-To: <20260723074534.43521-14-gmonaco@redhat.com>

Gabriele Monaco <gmonaco@redhat.com> writes:

> Some monitors do not only rely on tracepoint arguments but also on the
> currently executing task.
> This makes it more challenging to mock events in KUnit.
>
> Define wrapper functions around current, the functionality is mocked
> only during KUnit, an additional function call is avoided using a static
> branch unless any (even unrelated) KUnit test is running.
>
> Rely on a global mock_current variable that is set only by the RV KUnit
> tests and cleared on teardown. Unrelated KUnit tests that happen to
> trigger RV handlers would see it null and use current.
>
> Signed-off-by: Gabriele Monaco <gmonaco@redhat.com>

Reviewed-by: Nam Cao <namcao@linutronix.de>

  parent reply	other threads:[~2026-07-31 10:59 UTC|newest]

Thread overview: 21+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2026-07-23  7:45 [PATCH v5 00/17] rv: Add selftests to tools and KUnit tests Gabriele Monaco
2026-07-23  7:45 ` [PATCH v5 01/17] rv: Use generic rv_this for the rv_monitor variable in LTL Gabriele Monaco
2026-07-23  7:45 ` [PATCH v5 02/17] tools/rv: Fix exit status when monitor execution fails Gabriele Monaco
2026-07-23  7:45 ` [PATCH v5 03/17] verification/rvgen: Improve rv_dir discovery in RVGenerator Gabriele Monaco
2026-07-23  7:45 ` [PATCH v5 04/17] verification/rvgen: Use pathlib instead of os.path Gabriele Monaco
2026-07-23  7:45 ` [PATCH v5 05/17] verification/rvgen: Improve consistency in template files Gabriele Monaco
2026-07-23  7:45 ` [PATCH v5 06/17] tools/rv: Add selftests Gabriele Monaco
2026-07-23  7:45 ` [PATCH v5 07/17] verification/rvgen: Add golden and spec folders for tests Gabriele Monaco
2026-07-23  7:45 ` [PATCH v5 08/17] verification/rvgen: Add selftests Gabriele Monaco
2026-07-23  7:45 ` [PATCH v5 09/17] verification/rvgen: Add the rvgen kunit subcommand Gabriele Monaco
2026-07-23  7:45 ` [PATCH v5 10/17] verification/rvgen: Add selftests for rvgen kunit Gabriele Monaco
2026-07-23  7:45 ` [PATCH v5 11/17] rv: Export task monitor slot and react symbols Gabriele Monaco
2026-07-23  7:45 ` [PATCH v5 12/17] rv: Add KUnit tests for some DA/HA monitors Gabriele Monaco
2026-07-23  7:45 ` [PATCH v5 13/17] rv: Add KUnit mock for current Gabriele Monaco
2026-07-29 18:17   ` Wen Yang
2026-07-30  5:13     ` Gabriele Monaco
2026-07-31 10:59   ` Nam Cao [this message]
2026-07-23  7:45 ` [PATCH v5 14/17] rv: Add KUnit tests for some LTL monitors Gabriele Monaco
2026-07-23  7:45 ` [PATCH v5 15/17] selftests/verification: Fix wrong errexit assumption Gabriele Monaco
2026-07-23  7:45 ` [PATCH v5 16/17] selftests/verification: Rearrange the wwnr_printk test Gabriele Monaco
2026-07-23  7:45 ` [PATCH v5 17/17] selftests/verification: Add selftests for deadline and stall monitors Gabriele Monaco

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