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=-9.0 required=3.0 tests=HEADER_FROM_DIFFERENT_DOMAINS, INCLUDES_PATCH,MAILING_LIST_MULTI,SIGNED_OFF_BY,SPF_PASS,URIBL_BLOCKED, USER_AGENT_GIT 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 603D0C43381 for ; Wed, 20 Mar 2019 06:59:37 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 2646F2146E for ; Wed, 20 Mar 2019 06:59:37 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1726362AbfCTG7g (ORCPT ); Wed, 20 Mar 2019 02:59:36 -0400 Received: from ex13-edg-ou-002.vmware.com ([208.91.0.190]:46396 "EHLO EX13-EDG-OU-002.vmware.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726246AbfCTG7g (ORCPT ); Wed, 20 Mar 2019 02:59:36 -0400 Received: from sc9-mailhost2.vmware.com (10.113.161.72) by EX13-EDG-OU-002.vmware.com (10.113.208.156) with Microsoft SMTP Server id 15.0.1156.6; Tue, 19 Mar 2019 23:59:31 -0700 Received: from fedoratest.localdomain (unknown [10.30.24.114]) by sc9-mailhost2.vmware.com (Postfix) with ESMTP id 477A1B1741; Wed, 20 Mar 2019 02:59:34 -0400 (EDT) From: Thomas Hellstrom To: CC: Deepak Rawat , , Thomas Hellstrom Subject: [PATCH -fixes 1/2] drm/vmwgfx: Return 0 when gmrid::get_node runs out of ID's Date: Wed, 20 Mar 2019 07:59:19 +0100 Message-ID: <20190320065920.13064-1-thellstrom@vmware.com> X-Mailer: git-send-email 2.19.0.rc1 MIME-Version: 1.0 Content-Transfer-Encoding: 7BIT Content-Type: text/plain; charset=US-ASCII Received-SPF: None (EX13-EDG-OU-002.vmware.com: thellstrom@vmware.com does not designate permitted sender hosts) Sender: stable-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: stable@vger.kernel.org From: Deepak Rawat If it's not a system error and get_node implementation accommodate the buffer object then it should return 0 with memm::mm_node set to NULL. v2: Test for id != -ENOMEM instead of id == -ENOSPC. Cc: Fixes: 4eb085e42fde ("drm/vmwgfx: Convert to new IDA API") Signed-off-by: Deepak Rawat Reviewed-by: Thomas Hellstrom Signed-off-by: Thomas Hellstrom --- drivers/gpu/drm/vmwgfx/vmwgfx_gmrid_manager.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/gpu/drm/vmwgfx/vmwgfx_gmrid_manager.c b/drivers/gpu/drm/vmwgfx/vmwgfx_gmrid_manager.c index b93c558dd86e..7da752ca1c34 100644 --- a/drivers/gpu/drm/vmwgfx/vmwgfx_gmrid_manager.c +++ b/drivers/gpu/drm/vmwgfx/vmwgfx_gmrid_manager.c @@ -57,7 +57,7 @@ static int vmw_gmrid_man_get_node(struct ttm_mem_type_manager *man, id = ida_alloc_max(&gman->gmr_ida, gman->max_gmr_ids - 1, GFP_KERNEL); if (id < 0) - return id; + return (id != -ENOMEM ? 0 : id); spin_lock(&gman->lock); -- 2.19.0.rc1