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 6A0C3E65D00 for ; Thu, 21 Nov 2024 22:55:44 +0000 (UTC) Received: from gabe.freedesktop.org (localhost [127.0.0.1]) by gabe.freedesktop.org (Postfix) with ESMTP id 334F910E419; Thu, 21 Nov 2024 22:55:44 +0000 (UTC) Authentication-Results: gabe.freedesktop.org; dkim=pass (2048-bit key; unprotected) header.d=intel.com header.i=@intel.com header.b="CdiPpnS/"; dkim-atps=neutral Received: from mgamail.intel.com (mgamail.intel.com [198.175.65.11]) by gabe.freedesktop.org (Postfix) with ESMTPS id 15CA010E419 for ; Thu, 21 Nov 2024 22:55:43 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=intel.com; i=@intel.com; q=dns/txt; s=Intel; t=1732229743; x=1763765743; h=from:to:cc:subject:date:message-id:mime-version: content-transfer-encoding; bh=69YK95flDVLpqbE75ueszAwGybgGZe92YwPFmrY0760=; b=CdiPpnS/JLA5TzATdyB49tRkqfY1rAsFIM2zk2symxzZ656AMp6TeL36 c0NbWI1hyBo1WS+lKm77a/wpfXL3xxnqZYp8+oFFrNnaNWMk4+lLyHaKm 9DLXm2OaPaIfb8nw/MQNZMp/0YjBJc8cPS1UgkCBn4cvl+IfEKYi9sggI vCRcEvUtBY4nv2wwEX7A9aYajH4WIYggh4QgeAtlzR21oDnuEzOFzjCvT RRM272TEN3oiQlxhch8A6gGfzhPEV88CT2d2GE+HkkogDcNRtfcjHDBPk u0iSS2KYk4PFrgg8vZCrX99pEcRn1MU18yMgKMyao9j2N0OyIINNt2u6C w==; X-CSE-ConnectionGUID: UrQlCHTLT7KPaFvq0IgbvA== X-CSE-MsgGUID: 0TWNTE5FRruTZIZSRiwPjg== X-IronPort-AV: E=McAfee;i="6700,10204,11263"; a="42885955" X-IronPort-AV: E=Sophos;i="6.12,174,1728975600"; d="scan'208";a="42885955" Received: from fmviesa007.fm.intel.com ([10.60.135.147]) by orvoesa103.jf.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 21 Nov 2024 14:55:43 -0800 X-CSE-ConnectionGUID: yzUYkDwiSGqXCmrLRwWJVg== X-CSE-MsgGUID: 8vtvDk3vSjy8WaBAN1/rlw== X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="6.12,173,1728975600"; d="scan'208";a="90194314" Received: from relo-linux-5.jf.intel.com ([10.165.21.152]) by fmviesa007.fm.intel.com with ESMTP; 21 Nov 2024 14:55:42 -0800 From: John.C.Harrison@Intel.com To: Intel-Xe@Lists.FreeDesktop.Org Cc: John Harrison Subject: [PATCH v2 0/2] drm/xe: Add devcoredump locking and reason string Date: Thu, 21 Nov 2024 14:55:40 -0800 Message-ID: <20241121225542.1336796-1-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). 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 | 47 ++++++++++++++++++++--- 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, 62 insertions(+), 12 deletions(-) -- 2.47.0