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=-0.9 required=3.0 tests=DKIM_SIGNED,DKIM_VALID, DKIM_VALID_AU,HEADER_FROM_DIFFERENT_DOMAINS,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 B1A34C2BA1A for ; Sun, 5 Apr 2020 01:50:07 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 877302071C for ; Sun, 5 Apr 2020 01:50:07 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=canb.auug.org.au header.i=@canb.auug.org.au header.b="Qesqe823" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1726417AbgDEBuG (ORCPT ); Sat, 4 Apr 2020 21:50:06 -0400 Received: from bilbo.ozlabs.org ([203.11.71.1]:46583 "EHLO ozlabs.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726057AbgDEBuG (ORCPT ); Sat, 4 Apr 2020 21:50:06 -0400 Received: from authenticated.ozlabs.org (localhost [127.0.0.1]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange ECDHE (P-256) server-signature RSA-PSS (4096 bits) server-digest SHA256) (No client certificate requested) by mail.ozlabs.org (Postfix) with ESMTPSA id 48vxSX1v2rz9sPF; Sun, 5 Apr 2020 11:50:04 +1000 (AEST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=canb.auug.org.au; s=201702; t=1586051404; bh=hqbS4BMllKoL1W2DMcUleMpqqT+nI8WE35XafdnNgr4=; h=Date:From:To:Cc:Subject:From; b=Qesqe82350FZrwaxKnoqL1DdgLs7gl+xYhGt+LHgSh6DgT2JWIdkGuJVWMp9ckl0Z 968b3SxpBHFmiaiT5XlDTKRdH3YnFWUtm0ljBNBjuIpyUrQv2izNwgHQO932uXAJwL K5pNgNum+jGsieYuWCMJli9Qd9HuK3DELXi7tloqba+XmxbYiPDNFOtsKtaCCBtuiM TEYhTwRdClhRn0vi259RsaAmJe3R5HSaobzrr75TQDwK58xP3xyW+FNNT4JRKKQM3a Qx6WEoPog3GfnvVNZ+E/VomC2c+ctz+EGY10UtfZJxProL/KuEthqJ7SPOclhxsMh8 uDjz2qjzq7PBg== Date: Sun, 5 Apr 2020 11:49:59 +1000 From: Stephen Rothwell To: "Paul E. McKenney" Cc: Linux Next Mailing List , Linux Kernel Mailing List Subject: linux-next: build failure after merge of the rcu tree Message-ID: <20200405114959.335eae46@canb.auug.org.au> MIME-Version: 1.0 Content-Type: multipart/signed; boundary="Sig_/Q0soA7kkX4l2KYlfx=c4mTW"; protocol="application/pgp-signature"; micalg=pgp-sha256 Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org --Sig_/Q0soA7kkX4l2KYlfx=c4mTW Content-Type: text/plain; charset=US-ASCII Content-Transfer-Encoding: quoted-printable Hi all, After merging the rcu tree, today's linux-next build (powerpc ppc64_defconfig) failed like this: kernel/trace/ftrace.c: In function 'ftrace_shutdown': kernel/trace/ftrace.c:2924:3: error: implicit declaration of function 'sync= hronize_rcu_tasks_rude'; did you mean 'synchronize_rcu_tasks'? [-Werror=3Di= mplicit-function-declaration] 2924 | synchronize_rcu_tasks_rude(); | ^~~~~~~~~~~~~~~~~~~~~~~~~~ | synchronize_rcu_tasks Caused by commit 59377f3e06b8 ("ftrace: Use synchronize_rcu_tasks_rude() instead of ftrace= _sync()") synchronize_rcu_tasks_rude() is only declared when CONFIG_TASKS_RCU_GENERIC is defined. I have reverted that commit for today. Just asking: are all the commits currently in the rcu tree actually intended for v5.7? --=20 Cheers, Stephen Rothwell --Sig_/Q0soA7kkX4l2KYlfx=c4mTW Content-Type: application/pgp-signature Content-Description: OpenPGP digital signature -----BEGIN PGP SIGNATURE----- iQEzBAEBCAAdFiEENIC96giZ81tWdLgKAVBC80lX0GwFAl6JOUcACgkQAVBC80lX 0GzLZQgAjFpC67Z6bWDQokr/lAF0cNFieAUfXQQ+p3Mr0M+0MoKZqKkuodtvLBFV WIc6mWlCQLDKcUIyva8CxATTYxuHQ9UZpCJ7soVSZKDvlSofCNJyNvvPdrRL8v+w DZ+ngJzzEIUDQSEnmwm0YOhCRt3jP70bhFKaTAS2EJ5OHjICfbeb4k2QKVF3dj1w xDnB+X+nBR0ZPeT2Rd0lMqF9oUL5J8FINIccXReIT/i1+J6N+DjOUxPiqUaGvMy6 wPR3tSO8JZuE2/7Pfw/GXCikilL064plPREXd5TB+pMVd1rhTas2V8NjTkGY7ju1 M6zaVMDgcpbxSlFWif0r+iR1dn3Z9w== =Rl69 -----END PGP SIGNATURE----- --Sig_/Q0soA7kkX4l2KYlfx=c4mTW--