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 bombadil.infradead.org (bombadil.infradead.org [198.137.202.133]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.lore.kernel.org (Postfix) with ESMTPS id 1844BC00140 for ; Sun, 21 Aug 2022 07:04:46 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20210309; h=Sender: Content-Transfer-Encoding:Content-Type:List-Subscribe:List-Help:List-Post: List-Archive:List-Unsubscribe:List-Id:In-Reply-To:MIME-Version:References: Message-ID:Subject:Cc:To:From:Date:Reply-To:Content-ID:Content-Description: Resent-Date:Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID: List-Owner; bh=9gJ/WDP24vW8x7MFKXnSzv/STeysmH/U2qFT4iC/fcU=; b=ye/si/JiQP+2LA uZb4J+4gPg5lXQMpsfDLoBKTtvAWDuDwPEgIEeTw/tFsPKpXjPp3E+tef48pF5FcDdiUjt6pSwHWe ebhYgQxgb76Bgh2x4bAbqodRp6bgRnvAR+qvLAd5JbQhiHWbL4PVuF7msHAGT28HpuFdX9gzB7w8J zIysJjgNlMzW5zg3LhToZOTi4FqlPSVHkIk8RcGD97lvQakrXKA77miLw0EKpfqR56y1K1f9mHdFs WROp9mo8sOYXlGcdNcT9z7jH1Uf13Z4SuMGi+yJ/O3u3W8ZrRhDBrip1LgKoWjeIv9GEQu4YXVfzi G7NEFT7fJA/0PZR9LKNA==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.94.2 #2 (Red Hat Linux)) id 1oPezk-00763z-Mo; Sun, 21 Aug 2022 07:03:40 +0000 Received: from hch by bombadil.infradead.org with local (Exim 4.94.2 #2 (Red Hat Linux)) id 1oPezf-00760D-Cc; Sun, 21 Aug 2022 07:03:35 +0000 Date: Sun, 21 Aug 2022 00:03:35 -0700 From: Christoph Hellwig To: Baoquan He Cc: linux-kernel@vger.kernel.org, linux-mm@kvack.org, akpm@linux-foundation.org, hch@infradead.org, agordeev@linux.ibm.com, wangkefeng.wang@huawei.com, linux-arm-kernel@lists.infradead.org, Jonas Bonn , Stefan Kristiansson , Stafford Horne , openrisc@lists.librecores.org Subject: Re: [PATCH v2 07/11] openrisc: mm: Convert to GENERIC_IOREMAP Message-ID: References: <20220820003125.353570-1-bhe@redhat.com> <20220820003125.353570-8-bhe@redhat.com> MIME-Version: 1.0 Content-Disposition: inline In-Reply-To: <20220820003125.353570-8-bhe@redhat.com> X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org > + if (unlikely(!mem_init_done)) { > if ((fixmaps_used + (size >> PAGE_SHIFT)) > FIX_N_IOREMAPS) > + return IOMEM_ERR_PTR(ret); > v = fix_to_virt(FIX_IOREMAP_BEGIN + fixmaps_used); > fixmaps_used += (size >> PAGE_SHIFT); > > + if (ioremap_page_range(v, v + size, p, __pgprot(*prot_val))) { > fixmaps_used -= (size >> PAGE_SHIFT); > + return IOMEM_ERR_PTR(ret); > + } > + > + return (void __iomem *)(offset + (char *)v); > } This code needs to go away, and all very early boot uses of ioremap need to switch to use early_ioremap insted. _______________________________________________ linux-arm-kernel mailing list linux-arm-kernel@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-arm-kernel