From patchwork Tue Nov 16 14:21:08 2010 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Thomas Hellstrom X-Patchwork-Id: 327922 Received: from gabe.freedesktop.org (gabe.freedesktop.org [131.252.210.177]) by demeter1.kernel.org (8.14.4/8.14.3) with ESMTP id oAGEMS18006473 for ; Tue, 16 Nov 2010 14:22:49 GMT Received: from gabe.freedesktop.org (localhost [127.0.0.1]) by gabe.freedesktop.org (Postfix) with ESMTP id AD955A0BE3 for ; Tue, 16 Nov 2010 06:22:28 -0800 (PST) X-Original-To: dri-devel@lists.freedesktop.org Delivered-To: dri-devel@lists.freedesktop.org Received: from smtp-outbound-2.vmware.com (smtp-outbound-2.vmware.com [65.115.85.73]) by gabe.freedesktop.org (Postfix) with ESMTP id 5F5669E759 for ; Tue, 16 Nov 2010 06:21:26 -0800 (PST) Received: from mailhost2.vmware.com (mailhost2.vmware.com [10.16.67.167]) by smtp-outbound-2.vmware.com (Postfix) with ESMTP id 5DD324A025; Tue, 16 Nov 2010 06:21:26 -0800 (PST) Received: from localhost.localdomain (sslvpn-dhcp324.eng.vmware.com [10.20.255.69]) by mailhost2.vmware.com (Postfix) with ESMTP id 88BE28E8A4; Tue, 16 Nov 2010 06:21:24 -0800 (PST) From: Thomas Hellstrom To: airlied@redhat.com Subject: [PATCH 2/2] drm/ttm: Use kref_sub instead of repeatedly calling kref_put Date: Tue, 16 Nov 2010 15:21:08 +0100 Message-Id: <1289917268-4922-3-git-send-email-thellstrom@vmware.com> X-Mailer: git-send-email 1.6.2.5 In-Reply-To: <1289917268-4922-2-git-send-email-thellstrom@vmware.com> References: <1289917268-4922-1-git-send-email-thellstrom@vmware.com> <1289917268-4922-2-git-send-email-thellstrom@vmware.com> Cc: Thomas Hellstrom , linux-kernel@vger.kernel.org, dri-devel@lists.freedesktop.org X-BeenThere: dri-devel@lists.freedesktop.org X-Mailman-Version: 2.1.11 Precedence: list List-Id: Direct Rendering Infrastructure - Development List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , MIME-Version: 1.0 Sender: dri-devel-bounces+patchwork-dri-devel=patchwork.kernel.org@lists.freedesktop.org Errors-To: dri-devel-bounces+patchwork-dri-devel=patchwork.kernel.org@lists.freedesktop.org X-Greylist: IP, sender and recipient auto-whitelisted, not delayed by milter-greylist-4.2.3 (demeter1.kernel.org [140.211.167.41]); Tue, 16 Nov 2010 14:22:49 +0000 (UTC) diff --git a/drivers/gpu/drm/ttm/ttm_bo.c b/drivers/gpu/drm/ttm/ttm_bo.c index a586378..9ef893d 100644 --- a/drivers/gpu/drm/ttm/ttm_bo.c +++ b/drivers/gpu/drm/ttm/ttm_bo.c @@ -266,10 +266,8 @@ static void ttm_bo_ref_bug(struct kref *list_kref) void ttm_bo_list_ref_sub(struct ttm_buffer_object *bo, int count, bool never_free) { - while (count--) - kref_put(&bo->list_kref, - (never_free || (count >= 0)) ? ttm_bo_ref_bug : - ttm_bo_release_list); + kref_sub(&bo->list_kref, count, + (never_free) ? ttm_bo_ref_bug : ttm_bo_release_list); } int ttm_bo_reserve(struct ttm_buffer_object *bo,