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 613C8C77B7C for ; Mon, 1 May 2023 19:11:01 +0000 (UTC) Received: from localhost ([::1] helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1ptYv0-0006aA-Jk; Mon, 01 May 2023 15:10:38 -0400 Received: from eggs.gnu.org ([2001:470:142:3::10]) by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1ptYuy-0006ZB-OZ for qemu-devel@nongnu.org; Mon, 01 May 2023 15:10:36 -0400 Received: from us-smtp-delivery-124.mimecast.com ([170.10.133.124]) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1ptYux-0006Fi-CO for qemu-devel@nongnu.org; Mon, 01 May 2023 15:10:36 -0400 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=redhat.com; s=mimecast20190719; t=1682968234; 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=Pfkf3YQT6OSbYMnDNATUk7PzdYw3dc5bGlvMqrA5K+k=; b=Jd4MJ5VfcxXuecXbZi1JBFS/rfZ/kHPizQFx5k3vi4XhcAeGlZp1CAlXZy3dAmcABnAGlp AcJvEl76sEwaGtKPdsH6QrJuB4LbpmdxlPYzu6MtVmUFwbmo+INkjAZ+0TCZfCLD08OnKs skn7a4Iw3Dm674WRQkCLS7NUBbmlk0g= 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-378-CNn-K5ScOiSoIpcn6PE9fw-1; Mon, 01 May 2023 15:10:30 -0400 X-MC-Unique: CNn-K5ScOiSoIpcn6PE9fw-1 Received: from smtp.corp.redhat.com (int-mx10.intmail.prod.int.rdu2.redhat.com [10.11.54.10]) (using TLSv1.2 with cipher AECDH-AES256-SHA (256/256 bits)) (No client certificate requested) by mimecast-mx02.redhat.com (Postfix) with ESMTPS id 94E0087B2A7; Mon, 1 May 2023 19:10:30 +0000 (UTC) Received: from localhost (unknown [10.39.192.107]) by smtp.corp.redhat.com (Postfix) with ESMTP id F3182483EC4; Mon, 1 May 2023 19:10:29 +0000 (UTC) Date: Mon, 1 May 2023 15:10:28 -0400 From: Stefan Hajnoczi To: Kevin Wolf Cc: qemu-block@nongnu.org, pbonzini@redhat.com, eesposit@redhat.com, qemu-devel@nongnu.org Subject: Re: [PATCH 20/20] block: Mark bdrv_refresh_limits() and callers GRAPH_RDLOCK Message-ID: <20230501191028.GV14869@fedora> References: <20230425173158.574203-1-kwolf@redhat.com> <20230425173158.574203-21-kwolf@redhat.com> MIME-Version: 1.0 Content-Type: multipart/signed; micalg=pgp-sha256; protocol="application/pgp-signature"; boundary="vWwDENYeC+0E4fB7" Content-Disposition: inline In-Reply-To: <20230425173158.574203-21-kwolf@redhat.com> X-Scanned-By: MIMEDefang 3.1 on 10.11.54.10 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: -22 X-Spam_score: -2.3 X-Spam_bar: -- X-Spam_report: (-2.3 / 5.0 requ) BAYES_00=-1.9, DKIMWL_WL_HIGH=-0.171, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, DKIM_VALID_AU=-0.1, DKIM_VALID_EF=-0.1, RCVD_IN_DNSWL_NONE=-0.0001, RCVD_IN_MSPIKE_H2=-0.001, 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-bounces+qemu-devel=archiver.kernel.org@nongnu.org --vWwDENYeC+0E4fB7 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline Content-Transfer-Encoding: quoted-printable On Tue, Apr 25, 2023 at 07:31:58PM +0200, Kevin Wolf wrote: > This adds GRAPH_RDLOCK annotations to declare that callers of > bdrv_refresh_limits() need to hold a reader lock for the graph because > it accesses the children list of a node. >=20 > Signed-off-by: Kevin Wolf > --- > include/block/block-global-state.h | 5 ++++- > include/block/block_int-common.h | 3 ++- > block.c | 9 +++++++++ > block/io.c | 1 - > 4 files changed, 15 insertions(+), 3 deletions(-) Reviewed-by: Stefan Hajnoczi --vWwDENYeC+0E4fB7 Content-Type: application/pgp-signature; name="signature.asc" -----BEGIN PGP SIGNATURE----- iQEzBAEBCAAdFiEEhpWov9P5fNqsNXdanKSrs4Grc8gFAmRQDqQACgkQnKSrs4Gr c8hhOgf+OlTtTpP64N6fQY0oexiGxxxa03S4HVMA1VqkymPX9bHYHvZ7AatP2dVa k1wrEt2237S3t6eF0Duhnxid3JwqIpVyEPcNUaCoSnHcOUleSGBP4XqcN7cucFGm fZpNVLJEAEpuaEQZtewNjRLDBIBe+EJyY9IP2dKpnXzppUGsBkLrzPEfZYtFM8R4 RQSWqJ1fr7wXu5i7LIjzSWmpDDgkbp0zrC2dWrIDGJ8jasM58gTnASt3gPSbDUik TmMHDV5mlV1HcsIIqCd8C5AooQk9zyMcchUyPw/snImAoS45uMnhTCTAqLj/KZ/E IDqnJtmI6/dZkfnReeOHiU5j067weQ== =J0/z -----END PGP SIGNATURE----- --vWwDENYeC+0E4fB7--