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Mon, 27 Apr 2026 06:32:17 +0100 (BST) Received: from [127.0.1.1] (172.25.128.214) by HHMAIL01.hh.imgtec.org (10.100.10.19) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.2.2562.37; Mon, 27 Apr 2026 06:32:15 +0100 From: Brajesh Gupta Date: Mon, 27 Apr 2026 11:01:38 +0530 Subject: [PATCH v3 2/2] drm/imagination: Restrict init_fw_trace_mask module param to read only Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: 7bit Message-ID: <20260427-ftrace_fix-v3-2-e081530759a8@imgtec.com> References: <20260427-ftrace_fix-v3-0-e081530759a8@imgtec.com> In-Reply-To: <20260427-ftrace_fix-v3-0-e081530759a8@imgtec.com> To: Frank Binns , Matt Coster , Maarten Lankhorst , Maxime Ripard , Thomas Zimmermann , David Airlie , Simona Vetter , Alessio Belle , Alexandru Dadu CC: , , "Brajesh Gupta" X-Mailer: b4 0.13.0 X-Developer-Signature: v=1; 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Other debugfs entry exist to allow update at run time. Signed-off-by: Brajesh Gupta --- drivers/gpu/drm/imagination/pvr_fw_trace.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/gpu/drm/imagination/pvr_fw_trace.c b/drivers/gpu/drm/imagination/pvr_fw_trace.c index 6193811ef7be..6bb5baa6c41b 100644 --- a/drivers/gpu/drm/imagination/pvr_fw_trace.c +++ b/drivers/gpu/drm/imagination/pvr_fw_trace.c @@ -77,7 +77,7 @@ const struct kernel_param_ops pvr_fw_trace_init_mask_ops = { }; param_check_hexint(init_fw_trace_mask, &pvr_fw_trace_init_mask); -module_param_cb(init_fw_trace_mask, &pvr_fw_trace_init_mask_ops, &pvr_fw_trace_init_mask, 0600); +module_param_cb(init_fw_trace_mask, &pvr_fw_trace_init_mask_ops, &pvr_fw_trace_init_mask, 0400); __MODULE_PARM_TYPE(init_fw_trace_mask, "hexint"); MODULE_PARM_DESC(init_fw_trace_mask, "Enable FW trace for the specified groups at device init time"); -- 2.43.0