From patchwork Wed Aug 7 06:40:47 2024 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Mike Rapoport X-Patchwork-Id: 13755816 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 9945BC52D6F for ; Wed, 7 Aug 2024 06:44:04 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20210309; h=Sender:List-Subscribe:List-Help :List-Post:List-Archive:List-Unsubscribe:List-Id:Content-Transfer-Encoding: MIME-Version:References:In-Reply-To:Message-ID:Date:Subject:Cc:To:From: Reply-To:Content-Type:Content-ID:Content-Description:Resent-Date:Resent-From: Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID:List-Owner; bh=k8GuuaemYHw2MsQI5yGJRLpoCIDmUblJsqRPmC/NZsY=; b=15zm88mvpbFXvEi/BkHpGuVBIB 7cvNL1XNJ+R/amTfV45N2+o52FVAE6s63s6ZNgnRlLrm82i/dErgY6VnTXnePhyIwFEF7X5XRwjL0 KGQeDhninUcGMs5r/oN6ihk1GCVSkxnPGHAcF0H5p1zVu1QsUnIl1GeW5ZUh6onBogRrApMUl93H0 CKxWP3XqDm+qCMEJIMj3dH35HICd8JRqY2dhvR4spWYypSbcC3HNyCUFPexg8dkX0BV6+Ec5fV5op nHFjIXGFs+a6UBN3hQwoU3j91vgSRRFd0zN9g2UHQ+nqzEDQqR+YyZiQ9pUMwjiodTtF2BiYd9aV2 vpmH+g6g==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.97.1 #2 (Red Hat Linux)) id 1sbaOp-000000041sk-41iV; Wed, 07 Aug 2024 06:43:55 +0000 Received: from dfw.source.kernel.org ([2604:1380:4641:c500::1]) by bombadil.infradead.org with esmtps (Exim 4.97.1 #2 (Red Hat Linux)) id 1sbaN6-000000040zO-3dQz; Wed, 07 Aug 2024 06:42:10 +0000 Received: from smtp.kernel.org (transwarp.subspace.kernel.org [100.75.92.58]) by dfw.source.kernel.org (Postfix) with ESMTP id 4996761170; Wed, 7 Aug 2024 06:42:08 +0000 (UTC) Received: by smtp.kernel.org (Postfix) with ESMTPSA id 9BA56C4AF13; Wed, 7 Aug 2024 06:41:56 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1723012928; bh=LVBztKoD4Oos/dRCyJv8IyacBKgi/uP7EFt5SSfn4a0=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=I2jRjveass/Sr4fsPaQDnFtXj2z4gevpdNEgzGdEseIlHAxuwSuQYPiQfPhhgBWhM rAduvcPbLcK+jxYfsD/mcBzf5Luuu8dvffnfcCgG2muccVvtiPUexZAjpWVgigBcuE 1yAEMGDIP5Meo4LzO8aCmhz2kP1X0lNaqqjxLBXfDE4oajhxFMDhUAuuLhXSbK54Nf dGnqC4Z3C4OlwnZoF3cb/FNUSDigkIDjNp17lKazgjaiA8NYGs2rf/3tlMddZhKxC3 i5KL8CSmnaYpGL5fSOhpGmNIThyVqRBqjLup++iZAKfZ/eYLpDN28xTOKN3oYQpemE pk3ekebZv23tA== From: Mike Rapoport To: linux-kernel@vger.kernel.org Cc: Alexander Gordeev , Andreas Larsson , Andrew Morton , Arnd Bergmann , Borislav Petkov , Catalin Marinas , Christophe Leroy , Dan Williams , Dave Hansen , David Hildenbrand , "David S. Miller" , Davidlohr Bueso , Greg Kroah-Hartman , Heiko Carstens , Huacai Chen , Ingo Molnar , Jiaxun Yang , John Paul Adrian Glaubitz , Jonathan Cameron , Jonathan Corbet , Michael Ellerman , Mike Rapoport , Palmer Dabbelt , "Rafael J. Wysocki" , Rob Herring , Samuel Holland , Thomas Bogendoerfer , Thomas Gleixner , Vasily Gorbik , Will Deacon , Zi Yan , devicetree@vger.kernel.org, linux-acpi@vger.kernel.org, linux-arch@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-cxl@vger.kernel.org, linux-doc@vger.kernel.org, linux-mips@vger.kernel.org, linux-mm@kvack.org, linux-riscv@lists.infradead.org, linux-s390@vger.kernel.org, linux-sh@vger.kernel.org, linuxppc-dev@lists.ozlabs.org, loongarch@lists.linux.dev, nvdimm@lists.linux.dev, sparclinux@vger.kernel.org, x86@kernel.org, Jonathan Cameron Subject: [PATCH v4 03/26] MIPS: sgi-ip27: ensure node_possible_map only contains valid nodes Date: Wed, 7 Aug 2024 09:40:47 +0300 Message-ID: <20240807064110.1003856-4-rppt@kernel.org> X-Mailer: git-send-email 2.43.0 In-Reply-To: <20240807064110.1003856-1-rppt@kernel.org> References: <20240807064110.1003856-1-rppt@kernel.org> MIME-Version: 1.0 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20240806_234209_039531_4043D7B5 X-CRM114-Status: GOOD ( 12.17 ) 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: , Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org From: "Mike Rapoport (Microsoft)" For SGI IP27 machines node_possible_map is statically set to NODE_MASK_ALL and it is not updated during NUMA initialization. Ensure that it only contains nodes present in the system. Signed-off-by: Mike Rapoport (Microsoft) Reviewed-by: Jonathan Cameron Tested-by: Jonathan Cameron [arm64 + CXL via QEMU] Acked-by: Dan Williams Acked-by: David Hildenbrand --- arch/mips/sgi-ip27/ip27-smp.c | 2 ++ 1 file changed, 2 insertions(+) diff --git a/arch/mips/sgi-ip27/ip27-smp.c b/arch/mips/sgi-ip27/ip27-smp.c index 5d2652a1d35a..62733e049570 100644 --- a/arch/mips/sgi-ip27/ip27-smp.c +++ b/arch/mips/sgi-ip27/ip27-smp.c @@ -70,11 +70,13 @@ void cpu_node_probe(void) gda_t *gdap = GDA; nodes_clear(node_online_map); + nodes_clear(node_possible_map); for (i = 0; i < MAX_NUMNODES; i++) { nasid_t nasid = gdap->g_nasidtable[i]; if (nasid == INVALID_NASID) break; node_set_online(nasid); + node_set(nasid, node_possible_map); highest = node_scan_cpus(nasid, highest); }