From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from gabe.freedesktop.org (gabe.freedesktop.org [131.252.210.177]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.lore.kernel.org (Postfix) with ESMTPS id 9C9D3E65D10 for ; Fri, 22 Nov 2024 02:54:01 +0000 (UTC) Received: from gabe.freedesktop.org (localhost [127.0.0.1]) by gabe.freedesktop.org (Postfix) with ESMTP id 1F77310EABE; Fri, 22 Nov 2024 02:54:01 +0000 (UTC) Authentication-Results: gabe.freedesktop.org; dkim=pass (2048-bit key; unprotected) header.d=intel.com header.i=@intel.com header.b="QQ5Mqhtu"; dkim-atps=neutral Received: from mgamail.intel.com (mgamail.intel.com [192.198.163.11]) by gabe.freedesktop.org (Postfix) with ESMTPS id 6B08010EADA for ; Fri, 22 Nov 2024 02:53:59 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=intel.com; i=@intel.com; q=dns/txt; s=Intel; t=1732244039; x=1763780039; h=from:to:cc:subject:date:message-id:mime-version: content-transfer-encoding; bh=UL4DFMaub/LahyIZI4uryvGxLNHqUmQ0Ehmw/rM9ea8=; b=QQ5MqhtuloRKA7qUwDVQ1l2Qo12Anv3QCqpwRGDO6YO2k6fbRjDAOkLD 0A8Ms/+nzkTjQmu3qeOaXD7xMpRHLMocQwsLuXns7raS4cg378LQe5mpZ j7cQrWptKLIqwtnAhjJUimAefqJZiS0g6Px/JCe6FLWQyEzu+3NbfVlKK 4FvnCYrRqu/tkNDLSSo08QEkN1e5grO9t8deZ83rE4CzBMUGJWck1e39+ jgUlx2v0NJUZQdHVJLHqw8fUKOTHalGGvL0u1XJANWnVcRPYrhsEiXZn4 PpKfY3jBszzNbEzcJFl+XFfjguNLsfhqrBYUOOABeTnEUxpKXkoANLslJ Q==; X-CSE-ConnectionGUID: xNOMzE6VTMyg/1CsDg+5pg== X-CSE-MsgGUID: nNlYDZ56R2mxezs2vlehAA== X-IronPort-AV: E=McAfee;i="6700,10204,11263"; a="43001892" X-IronPort-AV: E=Sophos;i="6.12,174,1728975600"; d="scan'208";a="43001892" Received: from orviesa004.jf.intel.com ([10.64.159.144]) by fmvoesa105.fm.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 21 Nov 2024 18:53:58 -0800 X-CSE-ConnectionGUID: cK0IFwb0T7aR+s1MVZrjAw== X-CSE-MsgGUID: Lqe6wTXARJCDQmB9oBO4YA== X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="6.12,174,1728975600"; d="scan'208";a="95524964" Received: from relo-linux-5.jf.intel.com ([10.165.21.152]) by orviesa004.jf.intel.com with ESMTP; 21 Nov 2024 18:53:58 -0800 From: John.C.Harrison@Intel.com To: Intel-Xe@Lists.FreeDesktop.Org Cc: John Harrison Subject: [PATCH v3 0/2] drm/xe: Add devcoredump locking and reason string Date: Thu, 21 Nov 2024 18:53:55 -0800 Message-ID: <20241122025357.1398385-1-John.C.Harrison@Intel.com> X-Mailer: git-send-email 2.47.0 MIME-Version: 1.0 Organization: Intel Corporation (UK) Ltd. - Co. Reg. #1134945 - Pipers Way, Swindon SN3 1RJ Content-Transfer-Encoding: 8bit X-BeenThere: intel-xe@lists.freedesktop.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: Intel Xe graphics driver List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: intel-xe-bounces@lists.freedesktop.org Sender: "Intel-xe" From: John Harrison There are now many ways to trigger a devcoredump capture. So include a reason message to say why it happened. Also, add locking to avoid a races with double captures and free vs read. v2: Change to spin_lock to mutex and a few other tweaks (review feedback from Matthew Brost). v3: Move mutex locks and add reclaim annotation (review feedback from Matthew Brost). Signed-off-by: John Harrison John Harrison (2): drm/xe: Add a reason string to the devcoredump drm/xe: Add mutex locking to devcoredump drivers/gpu/drm/xe/xe_devcoredump.c | 53 ++++++++++++++++++++--- drivers/gpu/drm/xe/xe_devcoredump.h | 5 ++- drivers/gpu/drm/xe/xe_devcoredump_types.h | 8 +++- drivers/gpu/drm/xe/xe_guc_submit.c | 14 ++++-- 4 files changed, 68 insertions(+), 12 deletions(-) -- 2.47.0