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 4A645CA0FED for ; Wed, 10 Sep 2025 17:20:10 +0000 (UTC) Received: from gabe.freedesktop.org (localhost [127.0.0.1]) by gabe.freedesktop.org (Postfix) with ESMTP id E6CAE10E305; Wed, 10 Sep 2025 17:20:09 +0000 (UTC) Authentication-Results: gabe.freedesktop.org; dkim=pass (2048-bit key; unprotected) header.d=intel.com header.i=@intel.com header.b="lLZOlgvG"; dkim-atps=neutral Received: from mgamail.intel.com (mgamail.intel.com [192.198.163.18]) by gabe.freedesktop.org (Postfix) with ESMTPS id 47D9B10E305 for ; Wed, 10 Sep 2025 17:20:08 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=intel.com; i=@intel.com; q=dns/txt; s=Intel; t=1757524808; x=1789060808; h=from:to:cc:subject:date:message-id:mime-version: content-transfer-encoding; bh=HuqQthdVqpV2jLTK4pwagR44cfay2TqNt8H1k0laP9o=; b=lLZOlgvG1IMFN2pnPAqk/0J1k0kLskzYw5eUk9spCUyL5rZabg/OChuh DmBqgloD5zRqjdo0AF8I9LX+C+jHa0XlcQ7lk/ozkU0l+dAXu7sYJXTaS DJQ6BOXZ5+B2+MdzccsvBAyJYLQ3EwmBnWxP0xFc0btNXujniMfyGbUEP EEyUi1/6SZw3cmUVP9xC3vIAmOAT3JlG9ZhxcbjVPxbnlMF7s40YtvvLm CK7W9+1DEhfIOLZ7Tv7pLqwZDuCrKT1akMdPv2uICSM4pDL5YUT0Qumoq cs5f90eOsC49CUzdAQ2g6ptfNM0SZKQs07dti4Pq/sk4jECHefznK0YRO Q==; X-CSE-ConnectionGUID: l1qwnSGbRkeP1Up2auj8jg== X-CSE-MsgGUID: pWjoXxSISjOeeVRd8vUmjQ== X-IronPort-AV: E=McAfee;i="6800,10657,11549"; a="59068241" X-IronPort-AV: E=Sophos;i="6.18,254,1751266800"; d="scan'208";a="59068241" Received: from fmviesa006.fm.intel.com ([10.60.135.146]) by fmvoesa112.fm.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 10 Sep 2025 10:20:08 -0700 X-CSE-ConnectionGUID: wKVThQXMTwenMGNlvwI5ew== X-CSE-MsgGUID: FHxTHh2ET/CZ/uPzOJLGZw== X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="6.18,254,1751266800"; d="scan'208";a="173360251" Received: from dut6245dg2frd.fm.intel.com ([10.80.55.42]) by fmviesa006-auth.fm.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 10 Sep 2025 10:20:08 -0700 From: Sobin Thomas To: igt-dev@lists.freedesktop.org Cc: zbigniew.kempczynski@intel.com, kamil.konieczny@intel.com, Sobin Thomas Subject: [PATCH v3 i-g-t 0/1] tests/intel/xe_compute_preempt: Compute preemption check Date: Wed, 10 Sep 2025 17:19:58 +0000 Message-Id: <20250910171959.1852534-1-sobin.thomas@intel.com> X-Mailer: git-send-email 2.34.1 MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-BeenThere: igt-dev@lists.freedesktop.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: Development mailing list for IGT GPU Tools List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: igt-dev-bounces@lists.freedesktop.org Sender: "igt-dev" On platforms like PVC that lack walker mid-thread preemption, running tests in forked threads can cause inconsistent states due to mid- execution igt_skip calls. This patch adds a kernel preemption check at the start of each subtest to ensure consistent behavior. If the GPU lacks required preemption, the test is skipped gracefully. v2: Moved compatibility check to igt_fixture per review. v3: - Added thread group preemption and WMTP checks; - Introduced enum flags for preemption types. [Zbigniew] Signed-off-by: Sobin Thomas Sobin Thomas (1): tests/intel/xe_compute_preempt: Compute preemption check lib/intel_compute.c | 22 ++++++++++++++++++++++ lib/intel_compute.h | 7 +++++++ tests/intel/xe_compute_preempt.c | 6 ++++++ 3 files changed, 35 insertions(+) -- 2.34.1