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 6EF23C77B73 for ; Mon, 1 May 2023 13:57:38 +0000 (UTC) Received: from localhost ([::1] helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1ptU1S-0001xG-Fi; Mon, 01 May 2023 09:56:58 -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 1ptU1Q-0001x2-PT for qemu-devel@nongnu.org; Mon, 01 May 2023 09:56:56 -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 1ptU1O-0005Fu-VT for qemu-devel@nongnu.org; Mon, 01 May 2023 09:56:56 -0400 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=redhat.com; s=mimecast20190719; t=1682949413; 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=k9FPVZXBvvEJzxnZWzquk7gcBi6vOAgI9WxnutBJf5w=; b=AcvhZrw35YyAH363Hfu/Y3RLM5va0+AET2hF3ICYhXU5BkT77Ra7vKmaemoub2k5XpgCwZ IXRCkphGhK6g646fwsi6t7r6zqxuQxdmHMjCVCMzFJiqUa4eItw13mS0abmle68Z2n+yM1 2HcUP/Sm+77OQR1DEcUk8ex3rlSo7wU= Received: from mimecast-mx02.redhat.com (mx3-rdu2.redhat.com [66.187.233.73]) by relay.mimecast.com with ESMTP with STARTTLS (version=TLSv1.2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id us-mta-468-oQ_J-_dpOAyTAdM4pBnlng-1; Mon, 01 May 2023 09:56:49 -0400 X-MC-Unique: oQ_J-_dpOAyTAdM4pBnlng-1 Received: from smtp.corp.redhat.com (int-mx08.intmail.prod.int.rdu2.redhat.com [10.11.54.8]) (using TLSv1.2 with cipher AECDH-AES256-SHA (256/256 bits)) (No client certificate requested) by mimecast-mx02.redhat.com (Postfix) with ESMTPS id 443AC2A59553 for ; Mon, 1 May 2023 13:56:49 +0000 (UTC) Received: from localhost (unknown [10.39.192.118]) by smtp.corp.redhat.com (Postfix) with ESMTP id B6C05C15BA0; Mon, 1 May 2023 13:56:48 +0000 (UTC) Date: Mon, 1 May 2023 09:56:46 -0400 From: Stefan Hajnoczi To: Paolo Bonzini Cc: qemu-devel@nongnu.org Subject: Re: [PATCH] test-aio-multithread: do not use mb_read/mb_set for simple flags Message-ID: <20230501135646.GA14519@fedora> References: <20230428111248.145037-1-pbonzini@redhat.com> MIME-Version: 1.0 Content-Type: multipart/signed; micalg=pgp-sha256; protocol="application/pgp-signature"; boundary="n9FLtD1TRjjA49YX" Content-Disposition: inline In-Reply-To: <20230428111248.145037-1-pbonzini@redhat.com> X-Scanned-By: MIMEDefang 3.1 on 10.11.54.8 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 --n9FLtD1TRjjA49YX Content-Type: text/plain; charset=us-ascii Content-Disposition: inline Content-Transfer-Encoding: quoted-printable On Fri, Apr 28, 2023 at 01:12:48PM +0200, Paolo Bonzini wrote: > The remaining use of mb_read/mb_set is just to force a thread to exit > eventually. It does not order two memory accesses and therefore can be > just read/set. >=20 > Signed-off-by: Paolo Bonzini > --- > tests/unit/test-aio-multithread.c | 12 ++++++------ > 1 file changed, 6 insertions(+), 6 deletions(-) Reviewed-by: Stefan Hajnoczi --n9FLtD1TRjjA49YX Content-Type: application/pgp-signature; name="signature.asc" -----BEGIN PGP SIGNATURE----- iQEzBAEBCAAdFiEEhpWov9P5fNqsNXdanKSrs4Grc8gFAmRPxR4ACgkQnKSrs4Gr c8gWRAf6AupycVBhP0kSPgW1miWa620cVjzbpW5MKXMDsnq3u7ShrLxBrYvFeBST 8Pw0Kn/kD2fRB+lbuz/dfugY/2+Cyv8xPVmPdnkWU8F3Bey/zZCUsERNUjcegJhN BxRQfn9bbaatp5vLTAcFgeQVJr/488YYr19RHGHZRpfIUKTy/fMu03MH2IHPMt2R cBwMnlurmLxbuoNIy36RlsaGtuWfrdqxxX9iTQ8/z79He4+T1HCCnxWehY0jz0sJ mR6D+rxKaZ7wyS0jwJTbhezfNCPVovfOZqXOyKu47yRkdCAQRyyId/osrYv1yOhI 7GfISQm74keM9YnS7WpWUO6GEiwUHw== =Qivz -----END PGP SIGNATURE----- --n9FLtD1TRjjA49YX--