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 74EDAC44500 for ; Thu, 2 Jul 2026 08:08:43 +0000 (UTC) Received: from gabe.freedesktop.org (localhost [127.0.0.1]) by gabe.freedesktop.org (Postfix) with ESMTP id 9218210F214; Thu, 2 Jul 2026 08:08:42 +0000 (UTC) Authentication-Results: gabe.freedesktop.org; dkim=pass (2048-bit key; unprotected) header.d=lankhorst.se header.i=@lankhorst.se header.b="eDJCknLr"; dkim-atps=neutral Received: from lankhorst.se (unknown [141.105.120.124]) by gabe.freedesktop.org (Postfix) with ESMTPS id 8558F10F202; Thu, 2 Jul 2026 08:08:40 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=lankhorst.se; s=default; t=1782979719; bh=cELi72UXcmsxoDSqIeRcipM+x1a+26Tc3n9a0CDuv8s=; h=From:To:Cc:Subject:Date:From; b=eDJCknLrlx3iDzwLiSTTy/i+gZ4R2PtkG9P27BfordS+mOjr0Z6ISi+msb1lLa/TT RgCqQkQE8e6CQGDRI+VI1wmccR1wEko92Zay9dugVd/Nnh+CgADLRrVKXh0KBDqubs TfhQI7H8aX5oLMY5fZXbOrv2LZa1RYSXVV/AwqvkjiTpZ6ftkeIkeoUUrdhTEp1PPQ PaxL/PKTCRbu8YL24oMMBnIi6UYIJQpcC0f1pgFEahEKDClAqnjjHIm5VAu1z9oFhC PjEYKQbm25+Aw7dd/9OlVF6H8llTm728wSSWtagjRIe3kLGwlEECzVfIDW7zw5m65j dPdWDURERetMQ== From: Maarten Lankhorst To: intel-gfx@lists.freedesktop.org Cc: dri-devel@lists.freedesktop.org, Maarten Lankhorst Subject: [PATCH 0/7] drm/i915: All fixes to make i915 work well with PREEMPT_RT. Date: Thu, 2 Jul 2026 10:09:06 +0200 Message-ID: <20260702080913.434121-1-dev@lankhorst.se> X-Mailer: git-send-email 2.53.0 MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-BeenThere: dri-devel@lists.freedesktop.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: Direct Rendering Infrastructure - Development List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: dri-devel-bounces@lists.freedesktop.org Sender: "dri-devel" All fixes to make the core i915 module (without display) working correctly on PREEMPT_RT. Some fixes are still needed, as the selftests still fail. But otherwise the test results were looking good on PREEMPT_RT. Maarten Lankhorst (3): drm/i915/gt: Fix selftests on PREEMPT_RT drm/i915/gt: Set stop_timeout() correctly on PREEMPT-RT drm/i915: Use sleeping selftests for igt_atomic on PREEMPT_RT Sebastian Andrzej Siewior (4): drm/i915/gt: Use spin_lock_irq() instead of local_irq_disable() + spin_lock() drm/i915: Drop the irqs_disabled() check drm/i915/guc: Consider also RCU depth in busy loop. drm/i915/gt: Add a spinlock to prevent starvation of irq_work. drivers/gpu/drm/i915/gt/intel_breadcrumbs.c | 8 +++++++- .../gpu/drm/i915/gt/intel_breadcrumbs_types.h | 1 + drivers/gpu/drm/i915/gt/intel_engine_cs.c | 2 +- .../drm/i915/gt/intel_execlists_submission.c | 17 +++++------------ drivers/gpu/drm/i915/gt/selftest_engine_pm.c | 8 ++++---- drivers/gpu/drm/i915/gt/uc/intel_guc.h | 2 +- drivers/gpu/drm/i915/i915_request.c | 2 -- drivers/gpu/drm/i915/selftests/igt_atomic.c | 7 +++++++ 8 files changed, 26 insertions(+), 21 deletions(-) -- 2.53.0