From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from sender4-pp-f112.zoho.com (sender4-pp-f112.zoho.com [136.143.188.112]) (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 04BFE17C21C for ; Wed, 2 Apr 2025 17:55:39 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=pass smtp.client-ip=136.143.188.112 ARC-Seal:i=2; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1743616541; cv=pass; b=kH/iJ3zYvtpI2OCYI2iXEA1/1GH8f/L7Vdk0AU25p8jvIH+LikPUQzyGDxqyZBLdu7L65705SrH+DeEXbXzk4F1E7aa3MwvuCIHYDZfT+Hde9GMgcOHlOn5VXECSrGYPPFqcNotMlLh8ZjOTt8LOSfaeWdQs1oI/paBZsSPIH1M= ARC-Message-Signature:i=2; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1743616541; c=relaxed/simple; bh=bjmjN0u9o9dFxsGqOq9Okderup4ilJI7jJ8ZyBtaPd0=; h=Message-ID:Date:MIME-Version:Subject:To:Cc:References:From: In-Reply-To:Content-Type; b=c9FIJIaQS5tNCh4LwY6SjIx4/NVsen4OEdwf4Z2OBg+EiQx4ivtRfXuW74T2YQKhInqkeTZUn9UkpgHvBjuN4xsJQycI441+reJLkqhca8gblJbVcLOPriMHe28skbCPgXZ3foILgJeD7UhYNpWkQXzqYn5X2gcCC+ee6SfdILc= 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=CfYt5j0v; arc=pass smtp.client-ip=136.143.188.112 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="CfYt5j0v" ARC-Seal: i=1; a=rsa-sha256; t=1743616513; cv=none; d=zohomail.com; s=zohoarc; b=lJVUxAnirQlEU+rJVX2xQlCD2jV1AZKeOP72HADn71pX2cIHTWHX7a+xqOqqRE57d6nfoYSNMBVwiSr5y1Evj5r/N+Hv/BzBjmKb2eozp2chtMktiIeBzmRjsi6js2yghBRjs10SZlHQ6cl6YebfBgWylfcWkc1kaC73NQXmjbU= ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=zohomail.com; s=zohoarc; t=1743616513; h=Content-Type:Content-Transfer-Encoding:Cc:Cc:Date:Date:From:From:In-Reply-To:MIME-Version:Message-ID:References:Subject:Subject:To:To:Message-Id:Reply-To; bh=UUibI/fSKc86USVu6DqXrZGKEGmqiWnbzh9cT1ooXjs=; b=hSomf38/AQHwXKB7qteL//sZImsBrRjb4dyZKUaOtRu4Z8edH2FeHZAj4JQHL/M7zCJ4b9IgGse5tHU7AzE2YX7pcDKS3v5jZK0jbW4y+cqj8YO6pWdiYrs2C3vhsATGvHvB7e5VFP6pbnUG9agAmFpvG2+qWA/VsaUj3Rh0kzs= 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=1743616513; s=zohomail; d=collabora.com; i=dmitry.osipenko@collabora.com; h=Message-ID:Date:Date:MIME-Version:Subject:Subject:To:To:Cc:Cc:References:From:From:In-Reply-To:Content-Type:Content-Transfer-Encoding:Message-Id:Reply-To; bh=UUibI/fSKc86USVu6DqXrZGKEGmqiWnbzh9cT1ooXjs=; b=CfYt5j0v+Q9FWqUIApf/ZN7h05F+YZ+cnSnD73Lm96wtFwAH8KmZwKuRHJe5Y3fY a9blTNODxFtfFXiSZGnB9d5vALluVnsS7ClF1VM5RoeLX/tUiP63jrbFwp1fPVOFJAd WGOntwTLE/AqnfXOmt6UmAWrqgJqS/waL8Ea0gc0= Received: by mx.zohomail.com with SMTPS id 1743616511686372.84492676785374; Wed, 2 Apr 2025 10:55:11 -0700 (PDT) Message-ID: <712de3a8-83c2-4ae7-8a5c-dd1baa3d50e4@collabora.com> Date: Wed, 2 Apr 2025 20:55:06 +0300 Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 User-Agent: Mozilla Thunderbird Subject: Re: [PATCH v2 1/2] drm/virtio: introduce the HOST_PAGE_SIZE feature To: Sergio Lopez , David Airlie , Gerd Hoffmann , Gurchetan Singh , Chia-I Wu , Maarten Lankhorst , Maxime Ripard , Thomas Zimmermann , Simona Vetter , "Michael S. Tsirkin" , Jason Wang , Xuan Zhuo , =?UTF-8?Q?Eugenio_P=C3=A9rez?= , Rob Clark Cc: dri-devel@lists.freedesktop.org, virtualization@lists.linux.dev, linux-kernel@vger.kernel.org References: <20250402-virtio-gpu-host-page-size-v2-0-0afdc8c16cb9@redhat.com> <20250402-virtio-gpu-host-page-size-v2-1-0afdc8c16cb9@redhat.com> From: Dmitry Osipenko Content-Language: en-US In-Reply-To: <20250402-virtio-gpu-host-page-size-v2-1-0afdc8c16cb9@redhat.com> Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 7bit X-ZohoMailClient: External On 4/2/25 20:46, Sergio Lopez wrote: > diff --git a/include/uapi/linux/virtio_gpu.h b/include/uapi/linux/virtio_gpu.h > index bf2c9cabd20793e3851e749baadf210341445501..adc264df4e458e9c754936c3015c069e5ee6b899 100644 > --- a/include/uapi/linux/virtio_gpu.h > +++ b/include/uapi/linux/virtio_gpu.h > @@ -64,6 +64,10 @@ > * context_init and multiple timelines > */ > #define VIRTIO_GPU_F_CONTEXT_INIT 4 > +/* > + * Config struct contains host page size > + */ > +#define VIRTIO_GPU_F_HOST_PAGE_SIZE 5 > > enum virtio_gpu_ctrl_type { > VIRTIO_GPU_UNDEFINED = 0, > @@ -364,6 +368,7 @@ struct virtio_gpu_config { > __le32 events_clear; > __le32 num_scanouts; > __le32 num_capsets; > + __le32 host_page_size; > }; Hi, this is still a spec change and the virtio-gpu spec update is need. Please send the spec patch, I'd want to see that it won't have new objections before merging the kernel patches. -- Best regards, Dmitry