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Mon, 19 Jan 2026 08:00:54 -0800 (PST) MIME-Version: 1.0 Date: Mon, 19 Jan 2026 16:00:44 +0000 X-Gm-Features: AZwV_Qg3VodCx1P5CFc15iFh5KtalrqepXoLtK78FYP29hyREfvjewoM0Sa_twQ Message-ID: Subject: How to build lttng on RHEL 9? To: lttng-dev@lists.lttng.org Content-Type: text/plain; charset="UTF-8" Content-Transfer-Encoding: quoted-printable X-BeenThere: lttng-dev@lists.lttng.org X-Mailman-Version: 2.1.39 Precedence: list List-Id: LTTng development list List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , From: David Aldrich via lttng-dev Reply-To: David Aldrich Errors-To: lttng-dev-bounces@lists.lttng.org Sender: "lttng-dev" Hi I have a build error for lttng-modules-2.14.3 on RHEL 9.6: lttng-modules-2.14.3/src/lttng-statedump-impl.c:408:20: error: =E2=80=98dev_base_lock=E2=80=99 undeclared (first use in this function); di= d you mean =E2=80=98device_lock=E2=80=99? 408 | read_lock(&dev_base_lock); | ^~~~~~~~~~~~~ Please can you advise me how to fix this? (I am only building from source because I assume lttng packages aren't available for RHEL 9). Thanks in advance David