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: 13755789 Received: from smtp.kernel.org (aws-us-west-2-korg-mail-1.web.codeaurora.org [10.30.226.201]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 880831B86C9; Wed, 7 Aug 2024 06:42:08 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=10.30.226.201 ARC-Seal: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1723012928; cv=none; b=NvWK4vU3UaGGu/qGmj8jl9Af+w2garRhdAWJTxXEjRC3qGUf7uNxJuJ28vVXtq5fT5MGiW5FQ0LAUvADMIwBJjFoAPnvpurqFDlPhivPjljbzZeK5t9fEwyLR7YgNqNrpOWeUyVKLOINy2lenp9cACZ1HfFxr3dhtBoaYnUCits= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1723012928; c=relaxed/simple; bh=LVBztKoD4Oos/dRCyJv8IyacBKgi/uP7EFt5SSfn4a0=; h=From:To:Cc:Subject:Date:Message-ID:In-Reply-To:References: MIME-Version; b=gMdlo/I8fxxA4A5AaX8EqdbtYORlOUcrtUmZ7cr3DAr4MzN6HVJY7EfUKuwipxSQcq6c+ybwQgRzz9HqZann9iOGjRrPOsWslIjYl8jHG/kWqrWpb+ahJ+QCyC1TB5Nhqf7uBaORb7HgHSW8V6GO4XEYrFISATszwVr7prrAadU= ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=I2jRjvea; arc=none smtp.client-ip=10.30.226.201 Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b="I2jRjvea" 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> Precedence: bulk X-Mailing-List: linux-cxl@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 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); }