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=-11.1 required=3.0 tests=BAYES_00,DKIMWL_WL_HIGH, DKIM_SIGNED,DKIM_VALID,DKIM_VALID_AU,HEADER_FROM_DIFFERENT_DOMAINS, INCLUDES_PATCH,MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS 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 D40A1C433DB for ; Thu, 4 Feb 2021 15:01:35 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 9556C64DE7 for ; Thu, 4 Feb 2021 15:01:35 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S236958AbhBDPBR (ORCPT ); Thu, 4 Feb 2021 10:01:17 -0500 Received: from us-smtp-delivery-124.mimecast.com ([63.128.21.124]:50432 "EHLO us-smtp-delivery-124.mimecast.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S237073AbhBDO6s (ORCPT ); Thu, 4 Feb 2021 09:58:48 -0500 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=redhat.com; s=mimecast20190719; t=1612450642; 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=ORpRb/MAulS9LThamNcuHHfH5N6/z3HKl9IcxPXaxJg=; b=D/1IyQtsGZ53BhQr/8SjwIpLqIv7RP8rjnSj3z4eZXg16WozQlgVGr5XGk2qWMZAy23nZu UY1aLWnDxfVnKaIj6PvMzj6PAPmlKaUvtNkkuHglyw+mwbvoZKnoT7mKpg6dIq6bPr2G43 RYPinFtCm/yaIKlDK5v7GFCZv9O4kG0= 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-176-Fonb5rb1MtKOdseNGrGGXg-1; Thu, 04 Feb 2021 09:57:19 -0500 X-MC-Unique: Fonb5rb1MtKOdseNGrGGXg-1 Received: from smtp.corp.redhat.com (int-mx05.intmail.prod.int.phx2.redhat.com [10.5.11.15]) (using TLSv1.2 with cipher AECDH-AES256-SHA (256/256 bits)) (No client certificate requested) by mimecast-mx01.redhat.com (Postfix) with ESMTPS id B84A7192CC42; Thu, 4 Feb 2021 14:57:17 +0000 (UTC) Received: from sirius.home.kraxel.org (ovpn-113-108.ams2.redhat.com [10.36.113.108]) by smtp.corp.redhat.com (Postfix) with ESMTPS id AB9A85B695; Thu, 4 Feb 2021 14:57:13 +0000 (UTC) Received: by sirius.home.kraxel.org (Postfix, from userid 1000) id 28221180101D; Thu, 4 Feb 2021 15:57:12 +0100 (CET) From: Gerd Hoffmann To: dri-devel@lists.freedesktop.org Cc: Gerd Hoffmann , Christian Koenig , Huang Rui , David Airlie , Daniel Vetter , linux-kernel@vger.kernel.org (open list) Subject: [PATCH v6 01/10] [hack] silence ttm fini WARNING Date: Thu, 4 Feb 2021 15:57:02 +0100 Message-Id: <20210204145712.1531203-2-kraxel@redhat.com> In-Reply-To: <20210204145712.1531203-1-kraxel@redhat.com> References: <20210204145712.1531203-1-kraxel@redhat.com> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-Scanned-By: MIMEDefang 2.79 on 10.5.11.15 Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org kobject: '(null)' ((____ptrval____)): is not initialized, yet kobject_put() is being called. WARNING: CPU: 0 PID: 209 at lib/kobject.c:750 kobject_put+0x3a/0x60 [ ... ] Call Trace: ttm_device_fini+0x133/0x1b0 [ttm] qxl_ttm_fini+0x2f/0x40 [qxl] --- drivers/gpu/drm/ttm/ttm_device.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/gpu/drm/ttm/ttm_device.c b/drivers/gpu/drm/ttm/ttm_device.c index ac0903c9e60a..b638cbb0bd45 100644 --- a/drivers/gpu/drm/ttm/ttm_device.c +++ b/drivers/gpu/drm/ttm/ttm_device.c @@ -50,7 +50,7 @@ static void ttm_global_release(void) goto out; kobject_del(&glob->kobj); - kobject_put(&glob->kobj); +// kobject_put(&glob->kobj); ttm_mem_global_release(&ttm_mem_glob); __free_page(glob->dummy_read_page); memset(glob, 0, sizeof(*glob)); -- 2.29.2