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([110.9.142.4]) by smtp.gmail.com with ESMTPSA id 98e67ed59e1d1-37cccdf0923sm734949a91.1.2026.06.17.09.39.30 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Wed, 17 Jun 2026 09:39:32 -0700 (PDT) From: Sang-Heon Jeon To: rppt@kernel.org, akpm@linux-foundation.org, Greg Kroah-Hartman , "Rafael J. Wysocki" , Danilo Krummrich Cc: linux-mm@kvack.org, Sang-Heon Jeon , driver-core@lists.linux.dev, linux-kernel@vger.kernel.org Subject: [PATCH] arch_numa: remove redundant nodemask clears in numa_init() Date: Thu, 18 Jun 2026 01:39:19 +0900 Message-ID: <20260617163919.2544899-1-ekffu200098@gmail.com> X-Mailer: git-send-email 2.43.0 MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-Rspamd-Queue-Id: 777BF20002 X-Rspam-User: X-Stat-Signature: 6mrqm5tzhm5ymfcd7mbryuib4jxa3xxq X-Rspamd-Server: rspam08 X-HE-Tag: 1781714374-116160 X-HE-Meta: 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 X+nftJ26 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 Sender: owner-linux-mm@kvack.org Precedence: bulk X-Loop: owner-majordomo@kvack.org List-ID: List-Subscribe: List-Unsubscribe: numa_init() clears numa_nodes_parsed, node_possible_map and node_online_map, then calls numa_memblks_init(), which clears the same nodemasks. Nothing uses them in between. These clears have been redundant since commit 767507654c22 ("arch_numa: switch over to numa_memblks") made numa_init() use numa_memblks_init(). No functional change. Signed-off-by: Sang-Heon Jeon --- drivers/base/arch_numa.c | 4 ---- 1 file changed, 4 deletions(-) diff --git a/drivers/base/arch_numa.c b/drivers/base/arch_numa.c index c99f2ab105e5..442ea239bba7 100644 --- a/drivers/base/arch_numa.c +++ b/drivers/base/arch_numa.c @@ -231,10 +231,6 @@ static int __init numa_init(int (*init_func)(void)) { int ret; - nodes_clear(numa_nodes_parsed); - nodes_clear(node_possible_map); - nodes_clear(node_online_map); - ret = numa_memblks_init(init_func, /* memblock_force_top_down */ false); if (ret < 0) goto out_free_distance; -- 2.43.0