From patchwork Wed Sep 6 15:51:32 2017 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-Patchwork-Submitter: =?utf-8?q?Christian_K=C3=B6nig?= X-Patchwork-Id: 9941031 Return-Path: Received: from mail.wl.linuxfoundation.org (pdx-wl-mail.web.codeaurora.org [172.30.200.125]) by pdx-korg-patchwork.web.codeaurora.org (Postfix) with ESMTP id 860E660216 for ; Wed, 6 Sep 2017 15:51:44 +0000 (UTC) Received: from mail.wl.linuxfoundation.org (localhost [127.0.0.1]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id 7188628B8A for ; Wed, 6 Sep 2017 15:51:44 +0000 (UTC) Received: by mail.wl.linuxfoundation.org (Postfix, from userid 486) id 6661B28BCD; Wed, 6 Sep 2017 15:51:44 +0000 (UTC) X-Spam-Checker-Version: SpamAssassin 3.3.1 (2010-03-16) on pdx-wl-mail.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-4.2 required=2.0 tests=BAYES_00,FREEMAIL_FROM, RCVD_IN_DNSWL_MED autolearn=ham version=3.3.1 Received: from gabe.freedesktop.org (gabe.freedesktop.org [131.252.210.177]) (using TLSv1.2 with cipher DHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.wl.linuxfoundation.org (Postfix) with ESMTPS id D1B9F28B8A for ; Wed, 6 Sep 2017 15:51:43 +0000 (UTC) Received: from gabe.freedesktop.org (localhost [127.0.0.1]) by gabe.freedesktop.org (Postfix) with ESMTP id CD7CE6E769; Wed, 6 Sep 2017 15:51:42 +0000 (UTC) X-Original-To: dri-devel@lists.freedesktop.org Delivered-To: dri-devel@lists.freedesktop.org Received: from mx009.vodafonemail.xion.oxcs.net (mx009.vodafonemail.xion.oxcs.net [153.92.174.39]) by gabe.freedesktop.org (Postfix) with ESMTPS id 032698920C; Wed, 6 Sep 2017 15:51:41 +0000 (UTC) Received: from vsmx002.vodafonemail.xion.oxcs.net (unknown [192.168.75.192]) by mta-6-out.mta.xion.oxcs.net (Postfix) with ESMTP id 32B4DD9B6B9; Wed, 6 Sep 2017 15:51:40 +0000 (UTC) Received: from localhost.localdomain (aftr-109-91-38-107.unity-media.net [109.91.38.107]) by mta-6-out.mta.xion.oxcs.net (Postfix) with ESMTPA id D5A2F199C46; Wed, 6 Sep 2017 15:51:35 +0000 (UTC) From: =?UTF-8?q?Christian=20K=C3=B6nig?= To: amd-gfx@lists.freedesktop.org, dri-devel@lists.freedesktop.org Subject: [PATCH 1/3] drm/ttm: allow mapping BOs while they are still on the swap list Date: Wed, 6 Sep 2017 17:51:32 +0200 Message-Id: <1504713094-2455-1-git-send-email-deathsimple@vodafone.de> X-Mailer: git-send-email 2.7.4 MIME-Version: 1.0 X-VADE-STATUS: LEGIT X-BeenThere: dri-devel@lists.freedesktop.org X-Mailman-Version: 2.1.18 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" X-Virus-Scanned: ClamAV using ClamSMTP From: Christian König With shared reservation objects it is possible that we want to temporary kmap an BO while it is still on the swap list. Signed-off-by: Christian König --- drivers/gpu/drm/ttm/ttm_bo_util.c | 1 - 1 file changed, 1 deletion(-) diff --git a/drivers/gpu/drm/ttm/ttm_bo_util.c b/drivers/gpu/drm/ttm/ttm_bo_util.c index c934ad5..78cb99b 100644 --- a/drivers/gpu/drm/ttm/ttm_bo_util.c +++ b/drivers/gpu/drm/ttm/ttm_bo_util.c @@ -587,7 +587,6 @@ int ttm_bo_kmap(struct ttm_buffer_object *bo, unsigned long offset, size; int ret; - BUG_ON(!list_empty(&bo->swap)); map->virtual = NULL; map->bo = bo; if (num_pages > bo->num_pages)