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Fri, 17 Apr 2026 10:36:35 -0700 (PDT) Received: from localhost ([2804:7f0:b765:dc8:ce28:aaff:fe86:149c]) by smtp.gmail.com with ESMTPSA id 5a478bee46e88-2e53a4a8018sm3917884eec.8.2026.04.17.10.36.33 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Fri, 17 Apr 2026 10:36:34 -0700 (PDT) From: =?utf-8?q?Ricardo_B=2E_Marli=C3=A8re?= Date: Fri, 17 Apr 2026 14:36:28 -0300 Subject: [PATCH] docs: kselftest: Document the FORCE_TARGETS build variable Precedence: bulk X-Mailing-List: workflows@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: 8bit Message-Id: <20260417-selftests-docs-v1-1-32e4a78214eb@suse.com> X-B4-Tracking: v=1; b=H4sIAJtv4mkC/yWMQQ7CIBREr9L8tURKGo1exbj4wCAYQw2fmiZN7 y7o8k3mvY0EJUHoOmxU8EmS5txgPAzkIucHVPKNyWhz0tN4VoJXqJAqys9OVPBhwsUY9kZTk94 FIa2/4O3+Z1nsE672Sn9YFihbOLvYJ4kLx2PGWmnfv4g8gcKPAAAA X-Change-ID: 20260417-selftests-docs-fdf4e922ad20 To: Shuah Khan , Jonathan Corbet Cc: Shuah Khan , linux-kselftest@vger.kernel.org, workflows@vger.kernel.org, linux-doc@vger.kernel.org, linux-kernel@vger.kernel.org, =?utf-8?q?Ricardo_B=2E_Marli=C3=A8re?= X-Mailer: b4 0.15.2 X-Developer-Signature: v=1; a=openssh-sha256; t=1776447391; l=1836; i=rbm@suse.com; h=from:subject:message-id; bh=jkTCGTx5N5kNDBuJiGd3cHBXCdOpLr+klCtenLR7CNE=; b=U1NIU0lHAAAAAQAAADMAAAALc3NoLWVkMjU1MTkAAAAgguRCc5X8/UX9M40lkMnr//aFGOhce x5ezt8MFNUFlqYAAAAGcGF0YXR0AAAAAAAAAAZzaGE1MTIAAABTAAAAC3NzaC1lZDI1NTE5AAAA QGCdk+Dqytqm1mJBSK4cT3p4LBx+mdWpB8pQc8eyh2BrVstLyrEfAJ2T/V17tilHX0CXhRx/m1D RzaCl4kQSDw8= X-Developer-Key: i=rbm@suse.com; a=openssh; fpr=SHA256:pzhe0fJpYLz+3cZ33FFPhIfaUElk9CXPFFXmalIH+1g FORCE_TARGETS has been part of the kselftest build system for some time but is absent from the developer documentation. Without an entry here, users relying on kselftest in CI pipelines would have to read the selftests Makefile directly to discover the option. A build that exits zero despite some targets failing can mask real breakage and mislead automated systems into reporting success. Add a dedicated section so that CI authors can easily find and adopt FORCE_TARGETS=1 to turn such silent partial failures into hard errors. Signed-off-by: Ricardo B. Marlière --- Documentation/dev-tools/kselftest.rst | 12 ++++++++++++ 1 file changed, 12 insertions(+) diff --git a/Documentation/dev-tools/kselftest.rst b/Documentation/dev-tools/kselftest.rst index 18c2da67fae4..d7bfe320338c 100644 --- a/Documentation/dev-tools/kselftest.rst +++ b/Documentation/dev-tools/kselftest.rst @@ -126,6 +126,18 @@ dedicated skiplist:: See the top-level tools/testing/selftests/Makefile for the list of all possible targets. +Requiring all targets to build successfully +=========================================== + +By default, the build succeeds as long as at least one target builds +without error. Set ``FORCE_TARGETS=1`` to instead require every target to +build successfully; make will abort as soon as any target fails:: + + $ make -C tools/testing/selftests FORCE_TARGETS=1 + +This applies to both the ``all`` and ``install`` targets and is useful in +CI environments where a silent partial build would be misleading. + Running the full range hotplug selftests ======================================== --- base-commit: 83ef26f911432d9c98b6d8b6ed0709a8b79cd834 change-id: 20260417-selftests-docs-fdf4e922ad20 Best regards, -- Ricardo B. Marlière