From patchwork Mon Sep 27 06:41:19 2021 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Gavin Shan X-Patchwork-Id: 1533220 Return-Path: X-Original-To: incoming-dt@patchwork.ozlabs.org Delivered-To: patchwork-incoming-dt@bilbo.ozlabs.org Authentication-Results: bilbo.ozlabs.org; dkim=pass (1024-bit key; unprotected) header.d=redhat.com header.i=@redhat.com header.a=rsa-sha256 header.s=mimecast20190719 header.b=cKVgivoH; dkim-atps=neutral Authentication-Results: ozlabs.org; spf=pass (sender SPF authorized) smtp.mailfrom=vger.kernel.org (client-ip=23.128.96.18; helo=vger.kernel.org; envelope-from=devicetree-owner@vger.kernel.org; receiver=) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by bilbo.ozlabs.org (Postfix) with ESMTP id 4HHtNw1wLjz9tkT for ; Mon, 27 Sep 2021 16:42:40 +1000 (AEST) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S233029AbhI0GoP (ORCPT ); Mon, 27 Sep 2021 02:44:15 -0400 Received: from us-smtp-delivery-124.mimecast.com ([216.205.24.124]:55324 "EHLO us-smtp-delivery-124.mimecast.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S233036AbhI0GoP (ORCPT ); Mon, 27 Sep 2021 02:44:15 -0400 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=redhat.com; s=mimecast20190719; t=1632724957; h=from:from:reply-to:subject:subject:date:date:message-id:message-id: to:to:cc:cc:mime-version:mime-version:content-type:content-type: content-transfer-encoding:content-transfer-encoding: in-reply-to:in-reply-to:references:references; bh=A7XJHc0p1FnNm1Yats8TDvDF65ghYHfrSmniJKe3ULQ=; b=cKVgivoHRsvbr7xNufHfrbmieP7Uf7mHOSqf2UVpN1k9VoNlgHHX7UeWD3un8jIjiR5GEY gpuq3TN8Ba/ryZK4B8NnlsMRSOuNHJtnGJkO4pHV7KWHY1yP7pdx4Bp5Y1XLWlPq9GHEf9 v2cAnuhtzJshzJImY4S1MoeEMdDE1Kc= Received: from mimecast-mx01.redhat.com (mimecast-mx01.redhat.com [209.132.183.4]) (Using TLS) by relay.mimecast.com with ESMTP id us-mta-313-T6Ky4i-5M0mFA2scRJonRQ-1; Mon, 27 Sep 2021 02:42:33 -0400 X-MC-Unique: T6Ky4i-5M0mFA2scRJonRQ-1 Received: from smtp.corp.redhat.com (int-mx03.intmail.prod.int.phx2.redhat.com [10.5.11.13]) (using TLSv1.2 with cipher AECDH-AES256-SHA (256/256 bits)) (No client certificate requested) by mimecast-mx01.redhat.com (Postfix) with ESMTPS id 698F3802935; Mon, 27 Sep 2021 06:42:31 +0000 (UTC) Received: from gshan.redhat.com (vpn2-54-16.bne.redhat.com [10.64.54.16]) by smtp.corp.redhat.com (Postfix) with ESMTPS id 3499960936; Mon, 27 Sep 2021 06:42:26 +0000 (UTC) From: Gavin Shan To: devicetree@vger.kernel.org Cc: linux-kernel@vger.kernel.org, linux-efi@vger.kernel.org, linux-arm-kernel@lists.infradead.org, kvmarm@lists.cs.columbia.edu, robh@kernel.org, maz@kernel.org, rdunlap@infradead.org, catalin.marinas@arm.com, will@kernel.org, shan.gavin@gmail.com Subject: [PATCH v2 2/2] of, numa: Fetch empty NUMA node ID from distance map Date: Mon, 27 Sep 2021 14:41:19 +0800 Message-Id: <20210927064119.127285-3-gshan@redhat.com> In-Reply-To: <20210927064119.127285-1-gshan@redhat.com> References: <20210927064119.127285-1-gshan@redhat.com> MIME-Version: 1.0 X-Scanned-By: MIMEDefang 2.79 on 10.5.11.13 Precedence: bulk List-ID: X-Mailing-List: devicetree@vger.kernel.org There is no device node for the empty NUMA node. However, the corresponding NUMA node ID and distance map is still valid in "numa-distance-map-v1" compatible device node. This fetches the NUMA node ID and distance map for these empty NUMA node from "numa-distance-map-v1" compatible device node. Signed-off-by: Gavin Shan --- drivers/of/of_numa.c | 2 ++ 1 file changed, 2 insertions(+) diff --git a/drivers/of/of_numa.c b/drivers/of/of_numa.c index fe6b13608e51..5949829a1b00 100644 --- a/drivers/of/of_numa.c +++ b/drivers/of/of_numa.c @@ -111,6 +111,8 @@ static int __init of_numa_parse_distance_map_v1(struct device_node *map) return -EINVAL; } + node_set(nodea, numa_nodes_parsed); + numa_set_distance(nodea, nodeb, distance); /* Set default distance of node B->A same as A->B */