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=-5.0 required=3.0 tests=DKIM_INVALID,DKIM_SIGNED, HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI,SIGNED_OFF_BY,SPF_HELO_NONE, SPF_PASS,URIBL_BLOCKED,USER_AGENT_SANE_1 autolearn=ham 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 2B6C8C4321A for ; Sat, 29 Jun 2019 15:15:40 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id DF0E3215EA for ; Sat, 29 Jun 2019 15:15:39 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=fail reason="signature verification failed" (2048-bit key) header.d=gmail.com header.i=@gmail.com header.b="NroLZ76O" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1726952AbfF2PPi (ORCPT ); Sat, 29 Jun 2019 11:15:38 -0400 Received: from mail-pf1-f194.google.com ([209.85.210.194]:34947 "EHLO mail-pf1-f194.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726828AbfF2PPi (ORCPT ); Sat, 29 Jun 2019 11:15:38 -0400 Received: by mail-pf1-f194.google.com with SMTP id d126so4412927pfd.2; Sat, 29 Jun 2019 08:15:37 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20161025; h=sender:date:from:to:cc:subject:message-id:references:mime-version :content-disposition:in-reply-to:user-agent; bh=GttoCpwXZ0YnEgD480v+8xB8TagEdr3d83SlTOyEyRY=; b=NroLZ76Oo2crKQBJo8fp4wAzbrnPDUyi6puDLTX4qr11cTGH0bOeLepMhvdQwo020B 6pSoWWR3kH9ARotFu1VoLKq6TSkJTxnPuTI+vnkbouCiYTmlB0siA0LLLwkSWELVY4CK B+AHB27xD0ZZtvlZYod6I2Kb2OBLCXiVyLpVClEMHQnK9lP8gLwCCqFYFsjv0bK9djvg Ip/SsNDsbNHaOhOd02uWeVmcEQMegCbYeZeUFqCm22rmEQRnUUfF69IsdbjxePKKKYqS xiuv7ChyahFmSIJuO7fdh+Iu669GD3DcuLWeVzI495UDhi+Douu8YoWlFVimf0oV7mWe xUDw== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:sender:date:from:to:cc:subject:message-id :references:mime-version:content-disposition:in-reply-to:user-agent; bh=GttoCpwXZ0YnEgD480v+8xB8TagEdr3d83SlTOyEyRY=; b=OR6vOQFMjQrzauk+EcQ8X4Se1IGWpxi+lgYBp19LU0wp4mZmudOOfquyu8mSPbLW23 vhPgRi9ZymSVDugEcEuDrzj4i7jYKz7MJHfRB1YL84p3C6u3B9fz5VNtSv5BxmByaDZ/ D9lBCgd9xcfLQI9TaUz2tBdlHR1ijAOiFJXg/394Yg1sx0aaNdjAnuN5pVJAqljAMQmH JDUQ/ssxhhK+4Fme+PgybRouJGyjBvh6vQ+SRhqh5mleONg5Ps65XzRo+KD65dD/dGoq 05eA94iR7Yym8c+dWRuSmnui97D+ZItFUdkhb0cCBm1sssCXdJHOPBohueoBLFT7Ax3t f7OQ== X-Gm-Message-State: APjAAAVkqlFkv9Z9j0WHGhFk0Zhz94BM63aDg2TQdfFxyMufC4vPJ/Iw Sdu81GNyJEvbtFeYkWprN+s= X-Google-Smtp-Source: APXvYqyVpBWX0MYstsM24PSiU2G6Tv937ge94evRwlPCysvJPgEe57082Y4skMOs3eYeU4vWifx+4w== X-Received: by 2002:a63:4e58:: with SMTP id o24mr14663917pgl.366.1561821337246; Sat, 29 Jun 2019 08:15:37 -0700 (PDT) Received: from localhost ([2600:1700:e321:62f0:329c:23ff:fee3:9d7c]) by smtp.gmail.com with ESMTPSA id 85sm8120381pfv.130.2019.06.29.08.15.36 (version=TLS1_2 cipher=ECDHE-RSA-AES128-GCM-SHA256 bits=128/128); Sat, 29 Jun 2019 08:15:36 -0700 (PDT) Date: Sat, 29 Jun 2019 08:15:35 -0700 From: Guenter Roeck To: Christoph Hellwig Cc: Andrew Morton , Linus Torvalds , Paul Burton , James Hogan , Yoshinori Sato , Rich Felker , "David S. Miller" , Nicholas Piggin , Khalid Aziz , Andrey Konovalov , Benjamin Herrenschmidt , Paul Mackerras , Michael Ellerman , linux-mips@vger.kernel.org, linux-sh@vger.kernel.org, sparclinux@vger.kernel.org, linuxppc-dev@lists.ozlabs.org, linux-mm@kvack.org, x86@kernel.org, linux-kernel@vger.kernel.org Subject: Re: [PATCH 06/16] sh: use the generic get_user_pages_fast code Message-ID: <20190629151535.GA18067@roeck-us.net> References: <20190625143715.1689-1-hch@lst.de> <20190625143715.1689-7-hch@lst.de> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20190625143715.1689-7-hch@lst.de> User-Agent: Mutt/1.5.24 (2015-08-30) Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Tue, Jun 25, 2019 at 04:37:05PM +0200, Christoph Hellwig wrote: > The sh code is mostly equivalent to the generic one, minus various > bugfixes and two arch overrides that this patch adds to pgtable.h. > > Signed-off-by: Christoph Hellwig sh:defconfig no longer builds with this patch applied. mm/gup.c: In function 'gup_huge_pud': arch/sh/include/asm/pgtable-3level.h:40:36: error: implicit declaration of function 'pud_pfn'; did you mean 'pte_pfn'? Bisect log attached. Guenter --- # bad: [48568d8c7f479ec45b9c3d02b4b1895f3ef61a03] Add linux-next specific files for 20190628 # good: [4b972a01a7da614b4796475f933094751a295a2f] Linux 5.2-rc6 git bisect start 'HEAD' 'v5.2-rc6' # good: [89a77c9176fe88f68c3bf7bd255cfea6797258d4] Merge remote-tracking branch 'crypto/master' git bisect good 89a77c9176fe88f68c3bf7bd255cfea6797258d4 # good: [2cedca636ad73ed838bd636685b245404e490c73] Merge remote-tracking branch 'security/next-testing' git bisect good 2cedca636ad73ed838bd636685b245404e490c73 # good: [ea260819fdc2f8a64e6c87f3ad80ecc5e4015921] Merge remote-tracking branch 'char-misc/char-misc-next' git bisect good ea260819fdc2f8a64e6c87f3ad80ecc5e4015921 # good: [aca42ca2a32eacf804ac56a33526f049debc8ec0] Merge remote-tracking branch 'rpmsg/for-next' git bisect good aca42ca2a32eacf804ac56a33526f049debc8ec0 # good: [f4cd0c7f3c07876f7173b5306e974644c6eec141] Merge remote-tracking branch 'pidfd/for-next' git bisect good f4cd0c7f3c07876f7173b5306e974644c6eec141 # bad: [09c57a8ab1fc3474b4a620247a0f9e3ac61c4cfe] mm/sparsemem: support sub-section hotplug git bisect bad 09c57a8ab1fc3474b4a620247a0f9e3ac61c4cfe # good: [aaffcf10880c363870413c5cdee5dfb6a923e9ae] mm: memcontrol: dump memory.stat during cgroup OOM git bisect good aaffcf10880c363870413c5cdee5dfb6a923e9ae # bad: [81d90bb2d2784258ed7c0762ecf34d4665198bad] um: switch to generic version of pte allocation git bisect bad 81d90bb2d2784258ed7c0762ecf34d4665198bad # bad: [dadae650472841f004882a2409aa844e37809c60] sparc64-add-the-missing-pgd_page-definition-fix git bisect bad dadae650472841f004882a2409aa844e37809c60 # good: [d1edd06c6ac8c8c49345ff34de1c72ee571f3f7b] mm: memcg/slab: stop setting page->mem_cgroup pointer for slab pages git bisect good d1edd06c6ac8c8c49345ff34de1c72ee571f3f7b # good: [b1ceaacca9e63794bd3f574c928e7e6aca01bce7] mm: simplify gup_fast_permitted git bisect good b1ceaacca9e63794bd3f574c928e7e6aca01bce7 # good: [59f238b3353caf43b118e1bb44010aa1abd56d7f] sh: add the missing pud_page definition git bisect good 59f238b3353caf43b118e1bb44010aa1abd56d7f # bad: [51bbf54b3f26a85217db720f4e5b01a6c4d3f010] sparc64: add the missing pgd_page definition git bisect bad 51bbf54b3f26a85217db720f4e5b01a6c4d3f010 # bad: [be748d6e72113580af7e37ad68a0047659e60189] sh: use the generic get_user_pages_fast code git bisect bad be748d6e72113580af7e37ad68a0047659e60189 # first bad commit: [be748d6e72113580af7e37ad68a0047659e60189] sh: use the generic get_user_pages_fast code