From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id D956FC25B41 for ; Mon, 23 Oct 2023 07:36:24 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S233476AbjJWHgY (ORCPT ); Mon, 23 Oct 2023 03:36:24 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:55606 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S233475AbjJWHgX (ORCPT ); Mon, 23 Oct 2023 03:36:23 -0400 Received: from us-smtp-delivery-124.mimecast.com (us-smtp-delivery-124.mimecast.com [170.10.129.124]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 559B9D73 for ; Mon, 23 Oct 2023 00:35:37 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=redhat.com; s=mimecast20190719; t=1698046536; h=from:from:reply-to:subject:subject:date:date:message-id:message-id: to:to:cc:mime-version:mime-version:content-type:content-type: content-transfer-encoding:content-transfer-encoding: in-reply-to:in-reply-to:references:references:autocrypt:autocrypt; 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charset=UTF-8; format=flowed Content-Transfer-Encoding: 7bit X-Scanned-By: MIMEDefang 3.4.1 on 10.11.54.8 Precedence: bulk List-ID: On 10/21/23 00:07, Casey Schaufler wrote: > On 10/20/2023 8:58 AM, Maxime Coquelin wrote: >> This patch is preliminary work to enable network device >> type support to VDUSE. >> >> As VIRTIO_BLK_F_CONFIG_WCE shares the same value as >> VIRTIO_NET_F_HOST_TSO4, we need to restrict its check >> to Virtio-blk device type. >> >> Acked-by: Jason Wang >> Reviewed-by: Xie Yongji >> Signed-off-by: Maxime Coquelin >> --- >> drivers/vdpa/vdpa_user/vduse_dev.c | 9 +++++---- >> 1 file changed, 5 insertions(+), 4 deletions(-) >> >> diff --git a/drivers/vdpa/vdpa_user/vduse_dev.c b/drivers/vdpa/vdpa_user/vduse_dev.c >> index df7869537ef1..5b3879976b3d 100644 >> --- a/drivers/vdpa/vdpa_user/vduse_dev.c >> +++ b/drivers/vdpa/vdpa_user/vduse_dev.c >> @@ -1662,13 +1662,14 @@ static bool device_is_allowed(u32 device_id) >> return false; >> } >> >> -static bool features_is_valid(u64 features) >> +static bool features_is_valid(struct vduse_dev_config *config) > > This should either be features_are_valid() or feature_is_valid(). > Correct pluralization is important in the English language. Indeed, I will change to features_are_valid() in next revision. Thanks, Maxime >> { >> - if (!(features & (1ULL << VIRTIO_F_ACCESS_PLATFORM))) >> + if (!(config->features & (1ULL << VIRTIO_F_ACCESS_PLATFORM))) >> return false; >> >> /* Now we only support read-only configuration space */ >> - if (features & (1ULL << VIRTIO_BLK_F_CONFIG_WCE)) >> + if ((config->device_id == VIRTIO_ID_BLOCK) && >> + (config->features & (1ULL << VIRTIO_BLK_F_CONFIG_WCE))) >> return false; >> >> return true; >> @@ -1695,7 +1696,7 @@ static bool vduse_validate_config(struct vduse_dev_config *config) >> if (!device_is_allowed(config->device_id)) >> return false; >> >> - if (!features_is_valid(config->features)) >> + if (!features_is_valid(config)) >> return false; >> >> return true; >