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 lists.gnu.org (lists.gnu.org [209.51.188.17]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.lore.kernel.org (Postfix) with ESMTPS id 8830CC433EF for ; Wed, 18 May 2022 13:23:10 +0000 (UTC) Received: from localhost ([::1]:40770 helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1nrJdt-0003aj-9R for qemu-devel@archiver.kernel.org; Wed, 18 May 2022 09:23:09 -0400 Received: from eggs.gnu.org ([2001:470:142:3::10]:34840) by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1nrJd6-0002aV-7I for qemu-devel@nongnu.org; Wed, 18 May 2022 09:22:20 -0400 Received: from us-smtp-delivery-124.mimecast.com ([170.10.133.124]:52579) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1nrJd4-0000x3-FX for qemu-devel@nongnu.org; Wed, 18 May 2022 09:22:19 -0400 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=redhat.com; s=mimecast20190719; t=1652880137; h=from:from:reply-to:subject:subject:date:date:message-id:message-id: to:to:cc:cc:mime-version:mime-version:content-type:content-type: in-reply-to:in-reply-to:references:references; bh=AciuVywCULGKU7MPduszAmjn2zPsDXSA6vVJaM0s/y4=; b=RL+HNXayQtGE0NKk+CK9u7dr+X0Tr+p83km14toIgnXP+jRsG2n80Oxo/xWxlkQalP+TfP 8of35fPquFn7jisopf3p+lEqtJwkli/fjVtZSEViSqDwAKqPe9R2ye9j5DfInvu4XZC+7l Kegi7LjJSiNfeks2jDZI2YHXN7X5DN0= Received: from mimecast-mx02.redhat.com (mimecast-mx02.redhat.com [66.187.233.88]) by relay.mimecast.com with ESMTP with STARTTLS (version=TLSv1.2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id us-mta-278-IgqC5JS0MmScBwj8ZN1_ww-1; Wed, 18 May 2022 09:22:13 -0400 X-MC-Unique: IgqC5JS0MmScBwj8ZN1_ww-1 Received: from smtp.corp.redhat.com (int-mx02.intmail.prod.int.rdu2.redhat.com [10.11.54.2]) (using TLSv1.2 with cipher AECDH-AES256-SHA (256/256 bits)) (No client certificate requested) by mimecast-mx02.redhat.com (Postfix) with ESMTPS id D2767806601; Wed, 18 May 2022 13:22:12 +0000 (UTC) Received: from localhost (unknown [10.39.192.212]) by smtp.corp.redhat.com (Postfix) with ESMTP id 627C540C1438; Wed, 18 May 2022 13:22:12 +0000 (UTC) Date: Wed, 18 May 2022 14:22:11 +0100 From: Stefan Hajnoczi To: Xie Yongji Cc: mst@redhat.com, jasowang@redhat.com, sgarzare@redhat.com, kwolf@redhat.com, mreitz@redhat.com, mlureau@redhat.com, jsnow@redhat.com, eblake@redhat.com, Coiby.Xu@gmail.com, hreitz@redhat.com, qemu-block@nongnu.org, qemu-devel@nongnu.org Subject: Re: [PATCH v5 1/8] block: Support passing NULL ops to blk_set_dev_ops() Message-ID: References: <20220504074051.90-1-xieyongji@bytedance.com> <20220504074051.90-2-xieyongji@bytedance.com> MIME-Version: 1.0 Content-Type: multipart/signed; micalg=pgp-sha256; protocol="application/pgp-signature"; boundary="ikh9E9HfY1zCM6D2" Content-Disposition: inline In-Reply-To: <20220504074051.90-2-xieyongji@bytedance.com> X-Scanned-By: MIMEDefang 2.84 on 10.11.54.2 Received-SPF: pass client-ip=170.10.133.124; envelope-from=stefanha@redhat.com; helo=us-smtp-delivery-124.mimecast.com X-Spam_score_int: -28 X-Spam_score: -2.9 X-Spam_bar: -- X-Spam_report: (-2.9 / 5.0 requ) BAYES_00=-1.9, DKIMWL_WL_HIGH=-0.082, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, DKIM_VALID_AU=-0.1, DKIM_VALID_EF=-0.1, RCVD_IN_DNSWL_LOW=-0.7, SPF_HELO_NONE=0.001, SPF_PASS=-0.001, T_SCC_BODY_TEXT_LINE=-0.01 autolearn=ham autolearn_force=no X-Spam_action: no action X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org Sender: "Qemu-devel" --ikh9E9HfY1zCM6D2 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline Content-Transfer-Encoding: quoted-printable On Wed, May 04, 2022 at 03:40:44PM +0800, Xie Yongji wrote: > This supports passing NULL ops to blk_set_dev_ops() > so that we can remove stale ops in some cases. >=20 > Signed-off-by: Xie Yongji > --- > block/block-backend.c | 2 +- > 1 file changed, 1 insertion(+), 1 deletion(-) Reviewed-by: Stefan Hajnoczi --ikh9E9HfY1zCM6D2 Content-Type: application/pgp-signature; name="signature.asc" -----BEGIN PGP SIGNATURE----- iQEzBAEBCAAdFiEEhpWov9P5fNqsNXdanKSrs4Grc8gFAmKE8wMACgkQnKSrs4Gr c8g8Xwf/Wji7rLA5cNlqp2kjE0h2fW8ceUsuNnEsMNH0/1YG+/HGOll5LvTII4jE td6wh5U9vX0U0yUihYwahdSl2hfYChQ5adwqhQzwm6kMzYcIOFmxHaAUUMwjnedY eQnLgzh6+I+9A4rNNSp9DCNcAFfN/f6MKBuKgDYJ/oKe5d1WZWOh3R4AVBkV7emE hx8X3+FetApTjA4kWc3TcsyQvE+LskUzvpsRK3lmAa5blMBdjN40R9mD2eff4xk3 ypY4YlWpLFLD4S+qnPgPG/elW6hRHI0XQ8LDmVTq2r2OToCrSsuzkHD6upv2c/ZN 8p4TNNXQYA3QvqsjsRXh8V9eLpZ7JA== =nfT4 -----END PGP SIGNATURE----- --ikh9E9HfY1zCM6D2--