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 X-Spam-Level: X-Spam-Status: No, score=-15.8 required=3.0 tests=BAYES_00,DKIMWL_WL_HIGH, DKIM_SIGNED,DKIM_VALID,DKIM_VALID_AU,HEADER_FROM_DIFFERENT_DOMAINS, INCLUDES_CR_TRAILER,INCLUDES_PATCH,MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS, URIBL_BLOCKED autolearn=ham autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 711D7C433E9 for ; Wed, 17 Feb 2021 12:34:07 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 4AAA264E76 for ; Wed, 17 Feb 2021 12:34:07 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S232692AbhBQMeC (ORCPT ); Wed, 17 Feb 2021 07:34:02 -0500 Received: from us-smtp-delivery-124.mimecast.com ([63.128.21.124]:48520 "EHLO us-smtp-delivery-124.mimecast.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S232648AbhBQMdt (ORCPT ); Wed, 17 Feb 2021 07:33:49 -0500 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=redhat.com; s=mimecast20190719; t=1613565143; h=from:from:reply-to:subject:subject:date:date:message-id:message-id: to:to:cc:cc:mime-version:mime-version: content-transfer-encoding:content-transfer-encoding: in-reply-to:in-reply-to:references:references; bh=wIgmEdcETYIvmhNMC9LU2v3VYZb5ENHPsx26BQXLWeo=; b=fwKaOiYNPCHv54JO2olb3HgWF/dbMj3VORUDkQQryJWaDB1RYKXVOYQodDyCy5LrPVpy7Y M8CD4OAGrK9zY3fq3AhpEp/Ol/6sIEo5/VolUJLL48wK/d6/5XsJysmPHWe9PFNh8CcI5X ZjK8+qoOPlpKtdc4n2L0Y8nUW1Wobxg= Received: from mimecast-mx01.redhat.com (mimecast-mx01.redhat.com [209.132.183.4]) (Using TLS) by relay.mimecast.com with ESMTP id us-mta-490-gRnAcsj5P22VYwIevGInCQ-1; Wed, 17 Feb 2021 07:32:20 -0500 X-MC-Unique: gRnAcsj5P22VYwIevGInCQ-1 Received: from smtp.corp.redhat.com (int-mx03.intmail.prod.int.phx2.redhat.com [10.5.11.13]) (using TLSv1.2 with cipher AECDH-AES256-SHA (256/256 bits)) (No client certificate requested) by mimecast-mx01.redhat.com (Postfix) with ESMTPS id 88CCB195D56E; Wed, 17 Feb 2021 12:32:18 +0000 (UTC) Received: from sirius.home.kraxel.org (ovpn-114-184.ams2.redhat.com [10.36.114.184]) by smtp.corp.redhat.com (Postfix) with ESMTPS id 4001860853; Wed, 17 Feb 2021 12:32:14 +0000 (UTC) Received: by sirius.home.kraxel.org (Postfix, from userid 1000) id 87D5918000B6; Wed, 17 Feb 2021 13:32:13 +0100 (CET) From: Gerd Hoffmann To: dri-devel@lists.freedesktop.org Cc: Gerd Hoffmann , Tong Zhang , Thomas Zimmermann , Dave Airlie , David Airlie , Daniel Vetter , virtualization@lists.linux-foundation.org (open list:DRM DRIVER FOR QXL VIRTUAL GPU), spice-devel@lists.freedesktop.org (open list:DRM DRIVER FOR QXL VIRTUAL GPU), linux-kernel@vger.kernel.org (open list) Subject: [PATCH v2 01/11] drm/qxl: properly handle device init failures Date: Wed, 17 Feb 2021 13:32:03 +0100 Message-Id: <20210217123213.2199186-2-kraxel@redhat.com> In-Reply-To: <20210217123213.2199186-1-kraxel@redhat.com> References: <20210217123213.2199186-1-kraxel@redhat.com> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-Scanned-By: MIMEDefang 2.79 on 10.5.11.13 Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Specifically do not try release resources which where not allocated in the first place. Cc: Tong Zhang Tested-by: Tong Zhang Signed-off-by: Gerd Hoffmann Acked-by: Thomas Zimmermann --- drivers/gpu/drm/qxl/qxl_display.c | 3 +++ drivers/gpu/drm/qxl/qxl_kms.c | 4 ++++ 2 files changed, 7 insertions(+) diff --git a/drivers/gpu/drm/qxl/qxl_display.c b/drivers/gpu/drm/qxl/qxl_display.c index c326412136c5..ec50d2cfd4e1 100644 --- a/drivers/gpu/drm/qxl/qxl_display.c +++ b/drivers/gpu/drm/qxl/qxl_display.c @@ -1183,6 +1183,9 @@ int qxl_destroy_monitors_object(struct qxl_device *qdev) { int ret; + if (!qdev->monitors_config_bo) + return 0; + qdev->monitors_config = NULL; qdev->ram_header->monitors_config = 0; diff --git a/drivers/gpu/drm/qxl/qxl_kms.c b/drivers/gpu/drm/qxl/qxl_kms.c index 66d74aaaee06..4dc5ad13f12c 100644 --- a/drivers/gpu/drm/qxl/qxl_kms.c +++ b/drivers/gpu/drm/qxl/qxl_kms.c @@ -288,6 +288,10 @@ void qxl_device_fini(struct qxl_device *qdev) { int cur_idx; + /* check if qxl_device_init() was successful (gc_work is initialized last) */ + if (!qdev->gc_work.func) + return; + for (cur_idx = 0; cur_idx < 3; cur_idx++) { if (!qdev->current_release_bo[cur_idx]) continue; -- 2.29.2 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 X-Spam-Level: X-Spam-Status: No, score=-13.5 required=3.0 tests=BAYES_00,DKIM_INVALID, DKIM_SIGNED,HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_CR_TRAILER,INCLUDES_PATCH, MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS,URIBL_BLOCKED autolearn=ham autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 0652DC433E6 for ; Wed, 17 Feb 2021 12:32:31 +0000 (UTC) Received: from hemlock.osuosl.org (smtp2.osuosl.org [140.211.166.133]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPS id A66FD64E0F for ; Wed, 17 Feb 2021 12:32:30 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org A66FD64E0F Authentication-Results: mail.kernel.org; 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Wed, 17 Feb 2021 13:32:13 +0100 (CET) From: Gerd Hoffmann To: dri-devel@lists.freedesktop.org Subject: [PATCH v2 01/11] drm/qxl: properly handle device init failures Date: Wed, 17 Feb 2021 13:32:03 +0100 Message-Id: <20210217123213.2199186-2-kraxel@redhat.com> In-Reply-To: <20210217123213.2199186-1-kraxel@redhat.com> References: <20210217123213.2199186-1-kraxel@redhat.com> MIME-Version: 1.0 X-Scanned-By: MIMEDefang 2.79 on 10.5.11.13 Cc: Thomas Zimmermann , David Airlie , Tong Zhang , open list , "open list:DRM DRIVER FOR QXL VIRTUAL GPU" , Daniel Vetter , "open list:DRM DRIVER FOR QXL VIRTUAL GPU" , Dave Airlie X-BeenThere: virtualization@lists.linux-foundation.org X-Mailman-Version: 2.1.15 Precedence: list List-Id: Linux virtualization List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Errors-To: virtualization-bounces@lists.linux-foundation.org Sender: "Virtualization" Specifically do not try release resources which where not allocated in the first place. Cc: Tong Zhang Tested-by: Tong Zhang Signed-off-by: Gerd Hoffmann Acked-by: Thomas Zimmermann --- drivers/gpu/drm/qxl/qxl_display.c | 3 +++ drivers/gpu/drm/qxl/qxl_kms.c | 4 ++++ 2 files changed, 7 insertions(+) diff --git a/drivers/gpu/drm/qxl/qxl_display.c b/drivers/gpu/drm/qxl/qxl_display.c index c326412136c5..ec50d2cfd4e1 100644 --- a/drivers/gpu/drm/qxl/qxl_display.c +++ b/drivers/gpu/drm/qxl/qxl_display.c @@ -1183,6 +1183,9 @@ int qxl_destroy_monitors_object(struct qxl_device *qdev) { int ret; + if (!qdev->monitors_config_bo) + return 0; + qdev->monitors_config = NULL; qdev->ram_header->monitors_config = 0; diff --git a/drivers/gpu/drm/qxl/qxl_kms.c b/drivers/gpu/drm/qxl/qxl_kms.c index 66d74aaaee06..4dc5ad13f12c 100644 --- a/drivers/gpu/drm/qxl/qxl_kms.c +++ b/drivers/gpu/drm/qxl/qxl_kms.c @@ -288,6 +288,10 @@ void qxl_device_fini(struct qxl_device *qdev) { int cur_idx; + /* check if qxl_device_init() was successful (gc_work is initialized last) */ + if (!qdev->gc_work.func) + return; + for (cur_idx = 0; cur_idx < 3; cur_idx++) { if (!qdev->current_release_bo[cur_idx]) continue; -- 2.29.2 _______________________________________________ Virtualization mailing list Virtualization@lists.linux-foundation.org https://lists.linuxfoundation.org/mailman/listinfo/virtualization 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 X-Spam-Level: X-Spam-Status: No, score=-13.5 required=3.0 tests=BAYES_00,DKIM_INVALID, DKIM_SIGNED,HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_CR_TRAILER,INCLUDES_PATCH, MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS,URIBL_BLOCKED autolearn=ham autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 263F2C433E6 for ; Wed, 17 Feb 2021 12:32:28 +0000 (UTC) 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 mail.kernel.org (Postfix) with ESMTPS id E434164E0F for ; 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b=M+ebUwwMqV2RqOVPIiOU87bfGaGpY9Em5w1/GJjzhXnA1h20MMry3ksrk9pvGIPtXnQuP+ eqs9U++DgCqg6qbr3cA67uBfhPeGSQews/8mp6wE9TppqJE8cBMWdw6Sohq/c48k8BduuA Vo7kx7RWTcuX/8MXAEgpUnz3aGsjVVc= Received: from mimecast-mx01.redhat.com (mimecast-mx01.redhat.com [209.132.183.4]) (Using TLS) by relay.mimecast.com with ESMTP id us-mta-490-gRnAcsj5P22VYwIevGInCQ-1; Wed, 17 Feb 2021 07:32:20 -0500 X-MC-Unique: gRnAcsj5P22VYwIevGInCQ-1 Received: from smtp.corp.redhat.com (int-mx03.intmail.prod.int.phx2.redhat.com [10.5.11.13]) (using TLSv1.2 with cipher AECDH-AES256-SHA (256/256 bits)) (No client certificate requested) by mimecast-mx01.redhat.com (Postfix) with ESMTPS id 88CCB195D56E; Wed, 17 Feb 2021 12:32:18 +0000 (UTC) Received: from sirius.home.kraxel.org (ovpn-114-184.ams2.redhat.com [10.36.114.184]) by smtp.corp.redhat.com (Postfix) with ESMTPS id 4001860853; Wed, 17 Feb 2021 12:32:14 +0000 (UTC) Received: by sirius.home.kraxel.org (Postfix, from userid 1000) id 87D5918000B6; Wed, 17 Feb 2021 13:32:13 +0100 (CET) From: Gerd Hoffmann To: dri-devel@lists.freedesktop.org Subject: [PATCH v2 01/11] drm/qxl: properly handle device init failures Date: Wed, 17 Feb 2021 13:32:03 +0100 Message-Id: <20210217123213.2199186-2-kraxel@redhat.com> In-Reply-To: <20210217123213.2199186-1-kraxel@redhat.com> References: <20210217123213.2199186-1-kraxel@redhat.com> MIME-Version: 1.0 X-Scanned-By: MIMEDefang 2.79 on 10.5.11.13 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: , Cc: Thomas Zimmermann , David Airlie , Tong Zhang , open list , "open list:DRM DRIVER FOR QXL VIRTUAL GPU" , Gerd Hoffmann , "open list:DRM DRIVER FOR QXL VIRTUAL GPU" , Dave Airlie Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Errors-To: dri-devel-bounces@lists.freedesktop.org Sender: "dri-devel" Specifically do not try release resources which where not allocated in the first place. Cc: Tong Zhang Tested-by: Tong Zhang Signed-off-by: Gerd Hoffmann Acked-by: Thomas Zimmermann --- drivers/gpu/drm/qxl/qxl_display.c | 3 +++ drivers/gpu/drm/qxl/qxl_kms.c | 4 ++++ 2 files changed, 7 insertions(+) diff --git a/drivers/gpu/drm/qxl/qxl_display.c b/drivers/gpu/drm/qxl/qxl_display.c index c326412136c5..ec50d2cfd4e1 100644 --- a/drivers/gpu/drm/qxl/qxl_display.c +++ b/drivers/gpu/drm/qxl/qxl_display.c @@ -1183,6 +1183,9 @@ int qxl_destroy_monitors_object(struct qxl_device *qdev) { int ret; + if (!qdev->monitors_config_bo) + return 0; + qdev->monitors_config = NULL; qdev->ram_header->monitors_config = 0; diff --git a/drivers/gpu/drm/qxl/qxl_kms.c b/drivers/gpu/drm/qxl/qxl_kms.c index 66d74aaaee06..4dc5ad13f12c 100644 --- a/drivers/gpu/drm/qxl/qxl_kms.c +++ b/drivers/gpu/drm/qxl/qxl_kms.c @@ -288,6 +288,10 @@ void qxl_device_fini(struct qxl_device *qdev) { int cur_idx; + /* check if qxl_device_init() was successful (gc_work is initialized last) */ + if (!qdev->gc_work.func) + return; + for (cur_idx = 0; cur_idx < 3; cur_idx++) { if (!qdev->current_release_bo[cur_idx]) continue; -- 2.29.2 _______________________________________________ dri-devel mailing list dri-devel@lists.freedesktop.org https://lists.freedesktop.org/mailman/listinfo/dri-devel