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=-6.8 required=3.0 tests=HEADER_FROM_DIFFERENT_DOMAINS, INCLUDES_PATCH,MAILING_LIST_MULTI,SIGNED_OFF_BY,SPF_HELO_NONE,SPF_PASS, URIBL_BLOCKED autolearn=unavailable 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 0E173ECE59D for ; Wed, 16 Oct 2019 01:14:47 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id DF38620854 for ; Wed, 16 Oct 2019 01:14:46 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S2390671AbfJPBOp (ORCPT ); Tue, 15 Oct 2019 21:14:45 -0400 Received: from mga17.intel.com ([192.55.52.151]:59980 "EHLO mga17.intel.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1727438AbfJPBOp (ORCPT ); Tue, 15 Oct 2019 21:14:45 -0400 X-Amp-Result: SKIPPED(no attachment in message) X-Amp-File-Uploaded: False Received: from fmsmga005.fm.intel.com ([10.253.24.32]) by fmsmga107.fm.intel.com with ESMTP/TLS/DHE-RSA-AES256-GCM-SHA384; 15 Oct 2019 18:14:44 -0700 X-IronPort-AV: E=Sophos;i="5.67,301,1566889200"; d="scan'208";a="395729756" Received: from dwillia2-desk3.jf.intel.com (HELO dwillia2-desk3.amr.corp.intel.com) ([10.54.39.16]) by fmsmga005-auth.fm.intel.com with ESMTP/TLS/DHE-RSA-AES256-GCM-SHA384; 15 Oct 2019 18:14:43 -0700 Subject: [PATCH v7 11/12] acpi/numa/hmat: Register HMAT at device_initcall level From: Dan Williams To: mingo@redhat.com Cc: "Rafael J. Wysocki" , Len Brown , Keith Busch , Jonathan Cameron , Dave Hansen , peterz@infradead.org, vishal.l.verma@intel.com, ard.biesheuvel@linaro.org, x86@kernel.org, linux-efi@vger.kernel.org, linux-kernel@vger.kernel.org, linux-acpi@vger.kernel.org Date: Tue, 15 Oct 2019 18:00:25 -0700 Message-ID: <157118762585.2063440.11707736302358197199.stgit@dwillia2-desk3.amr.corp.intel.com> In-Reply-To: <157118756627.2063440.9878062995925617180.stgit@dwillia2-desk3.amr.corp.intel.com> References: <157118756627.2063440.9878062995925617180.stgit@dwillia2-desk3.amr.corp.intel.com> User-Agent: StGit/0.18-2-gc94f MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: 7bit Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org In preparation for registering device-dax instances for accessing EFI specific-purpose memory, arrange for the HMAT registration to occur later in the init process. Critically HMAT initialization needs to occur after e820__reserve_resources_late() which is the point at which the iomem resource tree is populated with "Application Reserved" (IORES_DESC_APPLICATION_RESERVED). e820__reserve_resources_late() happens at subsys_initcall time. Cc: "Rafael J. Wysocki" Cc: Len Brown Cc: Keith Busch Cc: Jonathan Cameron Reviewed-by: Dave Hansen Signed-off-by: Dan Williams --- drivers/acpi/numa/hmat.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/acpi/numa/hmat.c b/drivers/acpi/numa/hmat.c index 8f9a28a870b0..4707eb9dd07b 100644 --- a/drivers/acpi/numa/hmat.c +++ b/drivers/acpi/numa/hmat.c @@ -748,4 +748,4 @@ static __init int hmat_init(void) acpi_put_table(tbl); return 0; } -subsys_initcall(hmat_init); +device_initcall(hmat_init);