From mboxrd@z Thu Jan 1 00:00:00 1970 From: David Herrmann Subject: [PATCH 06/16] drm/radeon: implement mmap access managament Date: Tue, 13 Aug 2013 21:38:27 +0200 Message-ID: <1376422717-12229-7-git-send-email-dh.herrmann@gmail.com> References: <1376422717-12229-1-git-send-email-dh.herrmann@gmail.com> Mime-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Return-path: Received: from mail-ea0-f181.google.com (mail-ea0-f181.google.com [209.85.215.181]) by gabe.freedesktop.org (Postfix) with ESMTP id 195FFE7C58 for ; Tue, 13 Aug 2013 12:40:02 -0700 (PDT) Received: by mail-ea0-f181.google.com with SMTP id d10so4379055eaj.40 for ; Tue, 13 Aug 2013 12:40:02 -0700 (PDT) In-Reply-To: <1376422717-12229-1-git-send-email-dh.herrmann@gmail.com> List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: dri-devel-bounces+sf-dri-devel=m.gmane.org@lists.freedesktop.org Errors-To: dri-devel-bounces+sf-dri-devel=m.gmane.org@lists.freedesktop.org To: dri-devel@lists.freedesktop.org Cc: Alex Deucher List-Id: dri-devel@lists.freedesktop.org Correctly allow and revoke buffer access on each open/close via the new VMA offset manager. Cc: Alex Deucher Signed-off-by: David Herrmann --- drivers/gpu/drm/radeon/radeon_gem.c | 7 +++++++ 1 file changed, 7 insertions(+) diff --git a/drivers/gpu/drm/radeon/radeon_gem.c b/drivers/gpu/drm/radeon/radeon_gem.c index dce99c8..58f5cc5 100644 --- a/drivers/gpu/drm/radeon/radeon_gem.c +++ b/drivers/gpu/drm/radeon/radeon_gem.c @@ -147,12 +147,17 @@ int radeon_gem_object_open(struct drm_gem_object *obj, struct drm_file *file_pri struct radeon_bo_va *bo_va; int r; + r = drm_vma_node_allow(&rbo->tbo.vma_node, file_priv->filp); + if (r) + return r; + if (rdev->family < CHIP_CAYMAN) { return 0; } r = radeon_bo_reserve(rbo, false); if (r) { + drm_vma_node_revoke(&rbo->tbo.vma_node, file_priv->filp); return r; } @@ -177,6 +182,8 @@ void radeon_gem_object_close(struct drm_gem_object *obj, struct radeon_bo_va *bo_va; int r; + drm_vma_node_revoke(&rbo->tbo.vma_node, file_priv->filp); + if (rdev->family < CHIP_CAYMAN) { return; } -- 1.8.3.4