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 vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id 37CF1C6FD18 for ; Mon, 6 Mar 2023 00:53:06 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S229646AbjCFAxE (ORCPT ); Sun, 5 Mar 2023 19:53:04 -0500 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:34756 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S229639AbjCFAxC (ORCPT ); Sun, 5 Mar 2023 19:53:02 -0500 Received: from gandalf.ozlabs.org (gandalf.ozlabs.org [150.107.74.76]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 0118730E0; Sun, 5 Mar 2023 16:52:59 -0800 (PST) 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 4PVKn54y0jz4x80; Mon, 6 Mar 2023 11:52:57 +1100 (AEDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=canb.auug.org.au; s=201702; t=1678063977; bh=PtuwvdgHELkBfRUYWW59KZOPX/ptKJRNxtUuyjU7Hbo=; h=Date:From:To:Cc:Subject:From; b=DEaeghvIoEjYQZJZt/QYzuqnMtJtLEFQct3sktQe7TwB/xZTjQ/PmaoIjM4gtqvJS jlJPM00sWypVOuWsCrcu4hT8oSjW9bdvYA0XLUzWD7c84Gzqam3y+YnFvsDJxF1O32 6Ra7PZHoP257lv0XK7dioYHW9DdGkhzvKbtJWXj4qp5rVDYt1HtYm9brW4RXY23Q2j nYrOXm01Kr+7QMoJWQvepdxlP3HNBxY5gZ3EPvLx3E+WwI+pVcEd0+U+MntdFAS3Gj j/OI640YjinoPuoP1wQoHhq4wAhwRdlvENr6ejrIZsjbbv6AxMBo2IXiPwC9tfXCFd 2DbwTGxXK9VwA== Date: Mon, 6 Mar 2023 11:52:56 +1100 From: Stephen Rothwell To: Andrew Morton Cc: Marcelo Tosatti , Linux Kernel Mailing List , Linux Next Mailing List Subject: linux-next: build failure after merge of the mm tree Message-ID: <20230306115256.1da8983d@canb.auug.org.au> MIME-Version: 1.0 Content-Type: multipart/signed; boundary="Sig_/=Uol3rFx6CAGgGrxNiwKjie"; protocol="application/pgp-signature"; micalg=pgp-sha256 Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org --Sig_/=Uol3rFx6CAGgGrxNiwKjie Content-Type: text/plain; charset=US-ASCII Content-Transfer-Encoding: quoted-printable Hi all, After merging the mm tree, today's linux-next build (sparc64 defconfig) failed like this: sparc64-linux-ld: mm/vmstat.o: in function `cpu_vm_stats_fold': vmstat.c:(.text+0x2a18): undefined reference to `__xchg_called_with_bad_poi= nter' sparc64-linux-ld: vmstat.c:(.text+0x2a98): undefined reference to `__xchg_c= alled_with_bad_pointer' Caused by commit 676a3befc9ba ("mm/vmstat: use xchg in cpu_vm_stats_fold") Sparc does not support xchg() on 8 bit variables. I have reverted the above commit (and the 2 following ones) for today. --=20 Cheers, Stephen Rothwell --Sig_/=Uol3rFx6CAGgGrxNiwKjie Content-Type: application/pgp-signature Content-Description: OpenPGP digital signature -----BEGIN PGP SIGNATURE----- iQEzBAEBCAAdFiEENIC96giZ81tWdLgKAVBC80lX0GwFAmQFOWgACgkQAVBC80lX 0GxbAQf/cwLSUwQTocMA+MuL/JMIHUDaZ0mhAJecvM+35NgZ/OBZIe/Sk1N23CgS WVEGJ0WOesjYsr5tyRijgaeiXVsvj8q/5u6lvizCjp3eKcTQCOxGktpp+3t2f8PL d9jpKtSX6lhrTbZn/zpXF66mTnwXphiTEP8PLaGbxhw2HkNA30JoZAV626N9Sev0 clf/1BD8ftKxvVgLY4h/djYh09aIdzS3OgdW4RiLu9fV8TQvXg9Fr2BUIT0iF0Dy 8jnk0sDjZzoPnByB6J5ISGQOst79rJTPXtM8znrHxODQZYJIH5YZXZeM/XZPfz7r cZGtL68SVdH9u+sMOhPyD32nuZTKNQ== =7sxu -----END PGP SIGNATURE----- --Sig_/=Uol3rFx6CAGgGrxNiwKjie--