From patchwork Fri Mar 1 07:29:22 2024 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Janusz Krzysztofik X-Patchwork-Id: 13578072 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 B070DC5475B for ; Fri, 1 Mar 2024 07:34:08 +0000 (UTC) Received: from gabe.freedesktop.org (localhost [127.0.0.1]) by gabe.freedesktop.org (Postfix) with ESMTP id A9D6710EBCF; Fri, 1 Mar 2024 07:34:07 +0000 (UTC) Authentication-Results: gabe.freedesktop.org; dkim=pass (2048-bit key; unprotected) header.d=intel.com header.i=@intel.com header.b="Apodu8Aa"; dkim-atps=neutral Received: from mgamail.intel.com (mgamail.intel.com [192.198.163.19]) by gabe.freedesktop.org (Postfix) with ESMTPS id 0209110EBCC; Fri, 1 Mar 2024 07:34:05 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=intel.com; i=@intel.com; q=dns/txt; s=Intel; t=1709278446; x=1740814446; h=from:to:cc:subject:date:message-id:in-reply-to: references:mime-version:content-transfer-encoding; bh=6XeupMtZ6JTXI2m9SQbqwDc0A6UjQu/uto4OEpXKWzE=; b=Apodu8AaGn/Z21Ik77iOlb5S7SySux2Lab/nYelS27V66Ir0ZArAXTZc gSKhxMRUWPt7sJ95T699+EM7e4z8WuZBVis6zCw4eSIQP4WoJOTh9BFOh NlEehsscXXlJRoTam2/WLRY7umA8nRHevwWR05FMFZBM1wx7ZLZdpwuwJ DLdpPfSZ/RXIdVpGIC8nR/YfZmG31FOP/lu1aQJjWWuWDdaSPSFH/TFnC 2eTF6UuqNSecVCYSFUj/umvVy9hmy2eOeah3RA1xOECp0xC87IsL919uW WNqp1KeJDNXkcnEJ9OLxN+0/IAkMm+CZsjDK6kGpy55niOZCj0nJWI0dL A==; X-IronPort-AV: E=McAfee;i="6600,9927,10999"; a="3657716" X-IronPort-AV: E=Sophos;i="6.06,195,1705392000"; d="scan'208";a="3657716" Received: from orviesa010.jf.intel.com ([10.64.159.150]) by fmvoesa113.fm.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 29 Feb 2024 23:34:05 -0800 X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="6.06,195,1705392000"; d="scan'208";a="8045833" Received: from jkrzyszt-mobl2.ger.corp.intel.com (HELO jkrzyszt-mobl2.intranet) ([10.213.5.115]) by orviesa010-auth.jf.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 29 Feb 2024 23:34:01 -0800 From: Janusz Krzysztofik To: intel-gfx@lists.freedesktop.org Cc: Jani Nikula , Joonas Lahtinen , Rodrigo Vivi , Tvrtko Ursulin , dri-devel@lists.freedesktop.org, Andi Shyti , Andrzej Hajda , Nirmoy Das , Jonathan Cavitt , =?utf-8?q?Thomas_Hellstr=C3=B6?= =?utf-8?q?m?= , Niranjana Vishwanathapura , Janusz Krzysztofik Subject: [PATCH v6 3/3] Revert "drm/i915: Wait for active retire before i915_active_fini()" Date: Fri, 1 Mar 2024 08:29:22 +0100 Message-ID: <20240301073225.121634-8-janusz.krzysztofik@linux.intel.com> X-Mailer: git-send-email 2.43.0 In-Reply-To: <20240301073225.121634-5-janusz.krzysztofik@linux.intel.com> References: <20240301073225.121634-5-janusz.krzysztofik@linux.intel.com> MIME-Version: 1.0 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" This reverts commit 7a2280e8dcd2f1f436db9631287c0b21cf6a92b0, obsoleted by "drm/i915/vma: Fix UAF on destroy against retire race". Signed-off-by: Janusz Krzysztofik Cc: Nirmoy Das --- drivers/gpu/drm/i915/i915_vma.c | 2 -- 1 file changed, 2 deletions(-) diff --git a/drivers/gpu/drm/i915/i915_vma.c b/drivers/gpu/drm/i915/i915_vma.c index ffe81fe338f7e..00ce9e20deb2d 100644 --- a/drivers/gpu/drm/i915/i915_vma.c +++ b/drivers/gpu/drm/i915/i915_vma.c @@ -1752,8 +1752,6 @@ static void release_references(struct i915_vma *vma, struct intel_gt *gt, if (vm_ddestroy) i915_vm_resv_put(vma->vm); - /* Wait for async active retire */ - i915_active_wait(&vma->active); i915_active_fini(&vma->active); GEM_WARN_ON(vma->resource); i915_vma_free(vma);