Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1753161AbbGARZL (ORCPT ); Wed, 1 Jul 2015 13:25:11 -0400 Received: from mail-wi0-f182.google.com ([209.85.212.182]:38458 "EHLO mail-wi0-f182.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751398AbbGARYz (ORCPT ); Wed, 1 Jul 2015 13:24:55 -0400 MIME-Version: 1.0 In-Reply-To: References: <20150617215027.11597.61414.stgit@dwillia2-desk3.amr.corp.intel.com> <20150617231408.11597.28725.stgit@dwillia2-desk3.amr.corp.intel.com> Date: Wed, 1 Jul 2015 10:24:53 -0700 Message-ID: Subject: Re: [PATCH v7 09/16] libnvdimm, pmem: move pmem to drivers/nvdimm/ From: Dan Williams To: Geert Uytterhoeven Cc: "linux-nvdimm@lists.01.org" , Jens Axboe , Stephen Rothwell , "Rafael J. Wysocki" , Neil Brown , Greg KH , "linux-kernel@vger.kernel.org" , Ingo Molnar , ACPI Devel Maling List , Jeff Moyer , "linux-api@vger.kernel.org" , Andrew Morton , Christoph Hellwig Content-Type: text/plain; charset=UTF-8 Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 1220 Lines: 23 On Wed, Jul 1, 2015 at 9:49 AM, Geert Uytterhoeven wrote: > On Wed, Jul 1, 2015 at 6:41 PM, Dan Williams wrote: >> On Wed, Jul 1, 2015 at 6:13 AM, Geert Uytterhoeven wrote: >>> On Thu, Jun 18, 2015 at 1:14 AM, Dan Williams wrote: >>>> Prepare the pmem driver to consume PMEM namespaces emitted by regions of >>>> an nvdimm_bus instance. No functional change. >>> >>> As LIBNVDIMM depends on PHYS_ADDR_T_64BIT, the driver can no >>> longer be enabled on pure 32-bit platforms. Is that intended? >> >> Yes it was intentional. It still allows 32-bit platforms with 64-bit >> resource_size_t to compile. Do you otherwise have a 32-bit use case >> for pmem? I'm of course open to working through the changes to add >> wider architecture support. > > Nope, just wondering, as the original didn't depend on PHYS_ADDR_T_64BIT. Not explicitly, but it did rely on X86_PMEM_LEGACY. -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/