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=-0.6 required=3.0 tests=DKIM_SIGNED,DKIM_VALID, DKIM_VALID_AU,FREEMAIL_FORGED_FROMDOMAIN,FREEMAIL_FROM, HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI,SPF_PASS,URIBL_BLOCKED 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 74797C6778C for ; Tue, 3 Jul 2018 19:40:50 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 2CEB02084D for ; Tue, 3 Jul 2018 19:40:50 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=gmail.com header.i=@gmail.com header.b="X5rkUI4X" DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 2CEB02084D Authentication-Results: mail.kernel.org; dmarc=fail (p=none dis=none) header.from=gmail.com Authentication-Results: mail.kernel.org; spf=none smtp.mailfrom=linux-kernel-owner@vger.kernel.org Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1752881AbeGCTkq (ORCPT ); Tue, 3 Jul 2018 15:40:46 -0400 Received: from mail-oi0-f68.google.com ([209.85.218.68]:33914 "EHLO mail-oi0-f68.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752112AbeGCTkn (ORCPT ); Tue, 3 Jul 2018 15:40:43 -0400 Received: by mail-oi0-f68.google.com with SMTP id 13-v6so6193445ois.1; Tue, 03 Jul 2018 12:40:43 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20161025; h=mime-version:in-reply-to:references:from:date:message-id:subject:to :cc; bh=oXR9C7GQSrdHoFXBtg7p1TDo7nlCnV5Em+SD8AEnkkE=; b=X5rkUI4Xtt+zXXaF8hRHZBtSmPL4tQLSlyvN0FJOdz7BJlZHVJ0kWYPWsF9olfbvu8 aydIYgbOBYGNBw+gsYMUZDw7PPzwYQ3c0FIQoT57EIEFYRrS33m7O0Blmn0fYnfNP1WD MYJE9ktGUqqKUjdpER3HWq7KTcT9zxo2cdNvTF8y0oC+BaLmXR6p1cUzZJAIcwxz4ZJz kxKgArfvP3t2dhrpNmAFEZzWRC99Y4EI75E47mem3jYcyO8BJttoW4xcUq4jIWiwsk5A YRq2QqynTvgehioUY4HDgU/tgeRFDorvcFkDO52M3n6ajtjp7f3qU/XZ0awHwZB4eAD2 a0PQ== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:mime-version:in-reply-to:references:from:date :message-id:subject:to:cc; bh=oXR9C7GQSrdHoFXBtg7p1TDo7nlCnV5Em+SD8AEnkkE=; b=RslSj/Ymp3ydZHbDyoClvWbzd6QMNdYIBSyKb+srYm0C/JKldCIjeeOLWWp/doPxsv 89bo1CvhlFQUQqrpufZe/fl1QjlW5YaYOQ7/8A/akhILGtLt6UNebdggvNRatU53HqV9 PHXLV9Pb+BAQIgnNG6yMHAcjflFfDdjtUxV/lRGa0N/HCvXFVpBBypOghAEgfP4WvB+c D9RZ62U8HnS0iO3sNxybw9r0HbY31F++i37pkLY/GKVB5ai14s+8WIbqpjEUJlyvRH76 jlz+txQgD00VUOqCmFFhUzqD8FV2425SDmGOII6mS37ob3/ZK7VkuqaHCD+ySj2u8xWg iPvQ== X-Gm-Message-State: APt69E2VzpVEr/zzPG1GNo34dnqM8qzYxCiVJPF48IUlufbR08kGg0f4 wcyyYVaF074ZC7+6kA9OnNMxBid6WoW4tje9t2s= X-Google-Smtp-Source: AAOMgpcESqIYKzBKFGf4dDt21PihzTLaB59lP2SqthUenjwPBWcjiPuBH+Bs/y2KH1S15mh5zVJLoAvelpG+EqNRns0= X-Received: by 2002:aca:4b0d:: with SMTP id y13-v6mr4228033oia.198.1530646842868; Tue, 03 Jul 2018 12:40:42 -0700 (PDT) MIME-Version: 1.0 Received: by 2002:a9d:ea3:0:0:0:0:0 with HTTP; Tue, 3 Jul 2018 12:40:42 -0700 (PDT) In-Reply-To: <6e5224b9-343f-990c-19bd-fe37c6fbdc9b@deltatee.com> References: <20180622194752.11221-1-logang@deltatee.com> <20180622194752.11221-7-logang@deltatee.com> <13ea3f97-4a33-3a24-1b7e-b819be73d867@deltatee.com> <6e5224b9-343f-990c-19bd-fe37c6fbdc9b@deltatee.com> From: Fabio Estevam Date: Tue, 3 Jul 2018 16:40:42 -0300 Message-ID: Subject: Re: [PATCH v18 6/7] crypto: caam: cleanup CONFIG_64BIT ifdefs when using io{read|write}64 To: Logan Gunthorpe Cc: Andy Shevchenko , Andrew Morton , linux-kernel , Linux-Arch , linux-ntb@googlegroups.com, "open list:HARDWARE RANDOM NUMBER GENERATOR CORE" , Arnd Bergmann , Greg Kroah-Hartman , =?UTF-8?Q?Horia_Geant=C4=83?= , Dan Douglass , Herbert Xu , "David S. Miller" Content-Type: text/plain; charset="UTF-8" Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Tue, Jul 3, 2018 at 3:47 PM, Logan Gunthorpe wrote: > Ok, I'm at a bit of a loss... When I look at the assembly before and > after the patch, it looks pretty much the same. Additionally, the > function where the undefined exception occurs (caam_jr_interrupt()) > doesn't make any use of wr_reg64 or rd_reg64 which is the only thing the > patch changes... > > Also, it looks like the nonatomic headers are doing what they are > supposed to on this arch and generating two 32-bit ios and not a 64 bit one. > > So I have no idea what's going on here... Are we sure this is the patch > causing the problem? Did you bisect? Yes, I am sure that 46e4bf08f6388ba748 is the one causing the kernel boot issue. If I revert 46e4bf08f6388ba748 in linux-next then I can boot mx6 just fine. kernelci.org reports also confirm the same: https://storage.kernelci.org/next/master/next-20180629/arm/imx_v6_v7_defconfig/lab-baylibre-seattle/boot-imx6q-wandboard.html Thanks