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=-4.0 required=3.0 tests=BAYES_00, HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS, URIBL_BLOCKED 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 CCEF0C433E2 for ; Wed, 15 Jul 2020 08:07:46 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 9D9DA20578 for ; Wed, 15 Jul 2020 08:07:46 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1729632AbgGOIHp (ORCPT ); Wed, 15 Jul 2020 04:07:45 -0400 Received: from mail-oi1-f195.google.com ([209.85.167.195]:35452 "EHLO mail-oi1-f195.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1729001AbgGOIHp (ORCPT ); Wed, 15 Jul 2020 04:07:45 -0400 Received: by mail-oi1-f195.google.com with SMTP id k4so1576827oik.2; Wed, 15 Jul 2020 01:07:44 -0700 (PDT) X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:mime-version:references:in-reply-to:from:date :message-id:subject:to:cc; bh=Sauof/vb6IOuW55atrIP0mYmXT1gWS6elmR+jyNLUMo=; b=X6pyCAhh1uyQQcgg9W67UabyVodrfEakhXcGrdMNOxcXazsK8c8M+8laceg3IVwR5q UE6RYFjR2EHchBQWgzUeGVxdEpcfejficw3yHLDca3jO91fxO20VZFl5fjX7fZHLYxpX AX5xvH9VACWlXbwYJJm57EURqJuyL5CmvaDtmIZqjf5FpJwBt4AtvEA8ka32QvybN/Iz fbGlbNCs0InrxvqFXdPJJIcCsTu6t/u5AiEsUzlUGxegfQAJyeaT/7q5y9lyAlFlh888 SD65dBNEdkq08VQRruR4xvU2XgI1sjX8cPjEWgeUiu2TO4jfPfQAtJG6zSZZb0/9joVy iERw== X-Gm-Message-State: AOAM532z96eg2QB3XgeqrSHnx/ubuPOQGazmaj+MxAUs5yBc/V66ocr/ YKuuDGkqkKqlZt8cDON0MvK7WJLDRi+57AZNxyU= X-Google-Smtp-Source: ABdhPJwC30MLdI9lpt75jtSV5lYnVApaM78G3lFeuyP6mcmrH8+ZlQaz++tx6ja+w5GVE/iXRGo/1A7PmA037nCLgec= X-Received: by 2002:aca:ac10:: with SMTP id v16mr6520168oie.153.1594800464032; Wed, 15 Jul 2020 01:07:44 -0700 (PDT) MIME-Version: 1.0 References: <20200714121856.955680-1-hch@lst.de> <20200714155914.GA24404@brightrain.aerifal.cx> <8cbf2963-d0e4-0ca8-4ffe-c2057694447f@physik.fu-berlin.de> <011f29e6-ad71-366e-dbff-bc8471f3da60@physik.fu-berlin.de> In-Reply-To: From: Geert Uytterhoeven Date: Wed, 15 Jul 2020 10:07:32 +0200 Message-ID: Subject: Re: ioremap and dma cleanups and fixes for superh (2nd resend) To: John Paul Adrian Glaubitz Cc: Rich Felker , Christoph Hellwig , Yoshinori Sato , Linux-sh list , Linux Kernel Mailing List 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 Hi Adrian, On Wed, Jul 15, 2020 at 9:46 AM John Paul Adrian Glaubitz wrote: > On 7/15/20 9:27 AM, Geert Uytterhoeven wrote: > >> [ 5.464000] WARNING: CPU: 0 PID: 1 at mm/slab.c:2589 cache_alloc_refill+0x216/0x6a0 > >> [ 5.464000] Modules linked in: > >> [ 5.464000] > >> [ 5.464000] CPU: 0 PID: 1 Comm: swapper Not tainted 5.8.0-rc5-00026-g22b7a96ece82 #3 > >> [ 5.464000] PC is at cache_alloc_refill+0x216/0x6a0 > >> [ 5.464000] PR is at kmem_cache_alloc+0xd6/0x128 > >> [ 5.464000] PC : 800ec0d2 SP : 9f445e68 SR : 400080f0 > >> [ 5.464000] TEA : c00c30d0 > >> [ 5.464000] R0 : 8062724c R1 : 8000fee8 R2 : 9f403540 R3 : 00000100 > >> [ 5.464000] R4 : 9f403500 R5 : 00000000 R6 : 8068d5b0 R7 : 007fffff > >> [ 5.464000] R8 : 0000000c R9 : 9f403500 R10 : 8096fc0c R11 : 80044410 > >> [ 5.464000] R12 : 9f405060 R13 : 00000dc0 R14 : 9f445e68 > >> [ 5.464000] MACH: 10623bba MACL: 00000cc0 GBR : 2957bd58 PR : 800ec80a > >> [ 5.464000] > >> [ 5.464000] Call trace: > >> [ 5.464000] [<(ptrval)>] _raw_spin_unlock_irqrestore+0x0/0x54 > >> [ 5.464000] [<(ptrval)>] _raw_spin_lock_irqsave+0x0/0x44 > >> [ 5.464000] [<(ptrval)>] kmem_cache_alloc+0xd6/0x128 > >> [ 5.464000] [<(ptrval)>] arch_local_irq_restore+0x0/0x2c > >> [ 5.464000] [<(ptrval)>] __raw_spin_lock_init+0x0/0x1c > >> [ 5.464000] [<(ptrval)>] pgd_alloc+0x10/0x24 > > > > Does commit 73c348f31b63d28d ("sh: Fix unneeded constructor in page > > table allocation") in next-20200710 and later fix that? > > Indeed, it does. This patch should be picked up as well. It already has been picked up, as it is in linux-next. > Kernel boots without any errors now. Happy to hear that! Gr{oetje,eeting}s, Geert -- Geert Uytterhoeven -- There's lots of Linux beyond ia32 -- geert@linux-m68k.org In personal conversations with technical people, I call myself a hacker. But when I'm talking to journalists I just say "programmer" or something like that. -- Linus Torvalds