From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from sender4-op-o11.zoho.com (sender4-op-o11.zoho.com [136.143.188.11]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 03EB73655CD for ; Fri, 11 Sep 2026 14:42:26 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=pass smtp.client-ip=136.143.188.11 ARC-Seal:i=2; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1789137748; cv=pass; b=YBgSQ2nIbppAbz9ghyd840SBc5yVLmy5PNwKGOkMzr4EzkiFOwS6H4PKauiUx9gHLhz7552s0FzZ3J+W4UYzu1xwTksH+K9o1AhEOFM6x2WECZZxhNGE+U2V5lXJfzufAWMOSxqQWk1I//EIf8xWiXjoBZrUgyCZJBd6AzHBsvs= ARC-Message-Signature:i=2; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1789137748; c=relaxed/simple; bh=juNdkjmHZ1oKtWtf9SlsZOQU2NaI5Xf17EqnlyWycqE=; h=From:To:Cc:Subject:Date:Message-ID:MIME-Version; b=GWm9izt1i6PxBrpHCdboUAIchhN4e+wAxlUrzRz6gLM64e63wdCHljA1jLIEZNh+3rXS1SzDBx1x/6UMn9qOKF572cQI8bYpk3ErGUGPlJtF8WPaNpX2ZG3aFm0QerQFiliuWjMiEC59Yy+9cBUf/eXLJVsnjt2t50WAjGZttoA= ARC-Authentication-Results:i=2; smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=collabora.com; spf=pass smtp.mailfrom=collabora.com; dkim=pass (1024-bit key) header.d=collabora.com header.i=dmitry.osipenko@collabora.com header.b=fUL6+2ry; arc=pass smtp.client-ip=136.143.188.11 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=collabora.com Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=collabora.com Authentication-Results: smtp.subspace.kernel.org; dkim=pass (1024-bit key) header.d=collabora.com header.i=dmitry.osipenko@collabora.com header.b="fUL6+2ry" ARC-Seal: i=1; a=rsa-sha256; t=1789137734; cv=none; d=zohomail.com; s=zohoarc; b=brY5/I/IU3glConP221EXqrkTgS0z2b30CDw+GEgnpKZVTGc9G0sX+eWx7e3+c1dowNNf/h4QVQ1yCGFqeiud4mph4fkzrC6+8Q2Ms1EGN0WkZk/UHE/DAJfsqYjLHqgCAIL6PQ8WYNdX1TIhY9X9pyrCxfHGn4vK3bogr1QcqM= ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=zohomail.com; s=zohoarc; t=1789137734; h=Content-Transfer-Encoding:Cc:Cc:Date:Date:From:From:MIME-Version:Message-ID:Subject:Subject:To:To:Message-Id:Reply-To; bh=rxsslYv3tWD36EWcz86ZGSWyt5LVhADlqJgn1u33jEk=; b=EOt9Be874NalLmk+D+NIYrSCJt3ZQDDIuFQDSPRJ750OgaeOO+ZW4lgNi24FbQEqTyrW+J571rw55e60G9JkSM7/iB/LMNkmpF2pxiip9afeTxSrNR8nif66KIfIJUvm1DtoHrKRirbt28mwmI8PASuto8QK/hTuVF1ES38ABXk= ARC-Authentication-Results: i=1; mx.zohomail.com; dkim=pass header.i=collabora.com; spf=pass smtp.mailfrom=dmitry.osipenko@collabora.com; dmarc=pass header.from= DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; t=1789137734; s=zohomail; d=collabora.com; i=dmitry.osipenko@collabora.com; h=From:From:To:To:Cc:Cc:Subject:Subject:Date:Date:Message-ID:MIME-Version:Content-Transfer-Encoding:Message-Id:Reply-To; bh=rxsslYv3tWD36EWcz86ZGSWyt5LVhADlqJgn1u33jEk=; b=fUL6+2ryaRas5ID4lRAasjvDVxliG75y7gQkN7S6CyyIGAd0W1idB8buIAb59bhD pDTTeHIdQPkPaMclkklOTfzdFW2UgRk/pe6xn3lbWGn81S2Ii3QjyBWZwkSMtx0IE/U KYMfG/Ujc4MEX9a9mtJ7t+meDVK952eo6BqhjkIY= Received: by mx.zohomail.com with SMTPS id 1789137733042390.7448294474557; Fri, 11 Sep 2026 07:42:13 -0700 (PDT) From: Dmitry Osipenko To: David Airlie , Gerd Hoffmann , Gurchetan Singh , Chia-I Wu , Val Packett Cc: dri-devel@lists.freedesktop.org, virtualization@lists.linux.dev, linux-kernel@vger.kernel.org, Yiwei Zhang Subject: [PATCH v1] Revert "drm/virtio: Allow importing prime buffers when 3D is enabled" Date: Fri, 11 Sep 2026 17:42:03 +0300 Message-ID: <20260911144204.2089401-1-dmitry.osipenko@collabora.com> X-Mailer: git-send-email 2.55.0 Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-ZohoMailClient: External Guest userspace may import udmabuf to vrend. Vrend doesn't support guest blobs, and thus, further 3d operations with the imported blob are failing. Typical scenario of the problem shown with mouse cursor RGBA image imported into virtio-gpu, which previously was rejected by virtio-gpu driver. Revert enabling guest blobs importing into vrend to fix the regression. Link: https://gitlab.freedesktop.org/virgl/virglrenderer/-/work_items/674 Fixes: df4dc947c46b ("drm/virtio: Allow importing prime buffers when 3D is enabled") Signed-off-by: Dmitry Osipenko --- drivers/gpu/drm/virtio/virtgpu_prime.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/gpu/drm/virtio/virtgpu_prime.c b/drivers/gpu/drm/virtio/virtgpu_prime.c index 149e6bcb5878..ebf471044d06 100644 --- a/drivers/gpu/drm/virtio/virtgpu_prime.c +++ b/drivers/gpu/drm/virtio/virtgpu_prime.c @@ -349,7 +349,7 @@ struct drm_gem_object *virtgpu_gem_prime_import(struct drm_device *dev, } } - if (!vgdev->has_resource_blob) + if (!vgdev->has_resource_blob || vgdev->has_virgl_3d) return drm_gem_prime_import(dev, buf); bo = kzalloc_obj(*bo); -- 2.55.0