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 X-Spam-Level: X-Spam-Status: No, score=-6.9 required=3.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_PATCH, MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS autolearn=no autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id B5135C4346E for ; Tue, 29 Sep 2020 10:24:27 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 36921208FE for ; Tue, 29 Sep 2020 10:24:27 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=infradead.org header.i=@infradead.org header.b="FZgbv/uU" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1725776AbgI2KY0 (ORCPT ); Tue, 29 Sep 2020 06:24:26 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:54884 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1725372AbgI2KY0 (ORCPT ); Tue, 29 Sep 2020 06:24:26 -0400 Received: from casper.infradead.org (casper.infradead.org [IPv6:2001:8b0:10b:1236::1]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 5F6E5C061755; Tue, 29 Sep 2020 03:24:26 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=infradead.org; s=casper.20170209; h=In-Reply-To:Content-Type:MIME-Version: References:Message-ID:Subject:Cc:To:From:Date:Sender:Reply-To: Content-Transfer-Encoding:Content-ID:Content-Description; bh=0yeLMMUsMGsasm5JA4LJOmrFx065UrEdGafed4l8QHM=; b=FZgbv/uU4FzA4j48eQs5gsw4Kz P1Fkxew3WOzhh9b9IZ1jEYMxYn+8kn/v3x1qWLX/C/z05ayZ/wSnUYekRq8lfl6A0fED13985exvQ Ggj8/DuIMyOlSEIwOLFKg+DOzbH5lum73oOn9CRwXXz1c9RBIrZkiMyF/d5OmvhlXDbYxZYidlq72 RdyR7PBBpG7Yia+wf1MGUABSG1VJ4Ir3aJQIAhmadJh0EScTSu9wigKSOLzvArkqFWflILF0p9TvU NBNpd+QFDmyIv7GXJdoRQ/CT3Zegqon1EcxOEoMtnOIkniDFofzum8wDTK8zJ19kZBXf1AGzw5UEz ccblkrlQ==; Received: from hch by casper.infradead.org with local (Exim 4.92.3 #3 (Red Hat Linux)) id 1kNCnz-0002J7-Ps; Tue, 29 Sep 2020 10:24:19 +0000 Date: Tue, 29 Sep 2020 11:24:19 +0100 From: Christoph Hellwig To: Sherry Sun Cc: hch@infradead.org, sudeep.dutt@intel.com, ashutosh.dixit@intel.com, arnd@arndb.de, gregkh@linuxfoundation.org, kishon@ti.com, lorenzo.pieralisi@arm.com, linux-kernel@vger.kernel.org, linux-pci@vger.kernel.org, linux-imx@nxp.com Subject: Re: [PATCH V2 2/4] misc: vop: do not allocate and reassign the used ring Message-ID: <20200929102419.GB7784@infradead.org> References: <20200929084425.24052-1-sherry.sun@nxp.com> <20200929084425.24052-3-sherry.sun@nxp.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20200929084425.24052-3-sherry.sun@nxp.com> X-SRS-Rewrite: SMTP reverse-path rewritten from by casper.infradead.org. See http://www.infradead.org/rpr.html Precedence: bulk List-ID: X-Mailing-List: linux-pci@vger.kernel.org > diff --git a/include/uapi/linux/mic_common.h b/include/uapi/linux/mic_common.h > index 504e523f702c..e680fe27af69 100644 > --- a/include/uapi/linux/mic_common.h > +++ b/include/uapi/linux/mic_common.h > @@ -56,8 +56,6 @@ struct mic_device_desc { > * @vdev_reset: Set to 1 by guest to indicate virtio device has been reset. > * @guest_ack: Set to 1 by guest to ack a command. > * @host_ack: Set to 1 by host to ack a command. > - * @used_address_updated: Set to 1 by guest when the used address should be > - * updated. > * @c2h_vdev_db: The doorbell number to be used by guest. Set by host. > * @h2c_vdev_db: The doorbell number to be used by host. Set by guest. > */ > @@ -67,7 +65,6 @@ struct mic_device_ctrl { > __u8 vdev_reset; > __u8 guest_ack; > __u8 host_ack; > - __u8 used_address_updated; > __s8 c2h_vdev_db; > __s8 h2c_vdev_db; > } __attribute__ ((aligned(8))); This is an ABI change.