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([110.9.142.4]) by smtp.gmail.com with ESMTPSA id d2e1a72fcca58-847cb94ab79sm105719b3a.31.2026.07.01.10.19.15 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Wed, 01 Jul 2026 10:19:17 -0700 (PDT) From: Sang-Heon Jeon To: akpm@linux-foundation.org, Madhavan Srinivasan , Michael Ellerman Cc: linux-mm@kvack.org, Sang-Heon Jeon , Andreas Larsson , "Christophe Leroy (CS GROUP)" , "David S. Miller" , John Paul Adrian Glaubitz , linux-kernel@vger.kernel.org, linuxppc-dev@lists.ozlabs.org, Nicholas Piggin , Rich Felker , Vlastimil Babka , Yoshinori Sato , Yury Norov Subject: [PATCH 3/4] powerpc/numa: set node_possible_map from node_online_map Date: Thu, 2 Jul 2026 02:18:50 +0900 Message-ID: <20260701171851.2447626-4-ekffu200098@gmail.com> X-Mailer: git-send-email 2.43.0 In-Reply-To: <20260701171851.2447626-1-ekffu200098@gmail.com> References: <20260701171851.2447626-1-ekffu200098@gmail.com> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-Rspam-User: X-Rspamd-Server: rspam04 X-Rspamd-Queue-Id: 0313920002 X-Stat-Signature: u6fah7371yg6drat9m8kny31xroy46wr X-HE-Tag: 1782926358-799545 X-HE-Meta: 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 TBRxlj1s 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 Sender: owner-linux-mm@kvack.org Precedence: bulk X-Loop: owner-majordomo@kvack.org List-ID: List-Subscribe: List-Unsubscribe: mem_topology_setup() intersects node_possible_map with node_online_map. Nothing sets node_possible_map before this, so it is NODE_MASK_ALL and the result is just node_online_map. In preparation for changing node_possible_map's initial value, mem_topology_setup() no longer depends on it. No functional change. Signed-off-by: Sang-Heon Jeon --- arch/powerpc/mm/numa.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/arch/powerpc/mm/numa.c b/arch/powerpc/mm/numa.c index f4cf3ae036de..2fdecae90a01 100644 --- a/arch/powerpc/mm/numa.c +++ b/arch/powerpc/mm/numa.c @@ -1179,7 +1179,7 @@ void __init mem_topology_setup(void) * that we expect to make use of for this platform's affinity * calculations. */ - nodes_and(node_possible_map, node_possible_map, node_online_map); + node_possible_map = node_online_map; find_possible_nodes(); -- 2.43.0