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DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=linux.dev; s=key1; t=1786354370; h=from:from:reply-to:subject:subject:date:date:message-id:message-id: to:to:cc:cc:mime-version:mime-version: content-transfer-encoding:content-transfer-encoding; bh=1XFvf8w7v4DlH4awXePCLi5hpsAxTi4mLDtG0/Z7htc=; b=YQ4BDv4RX2WwPEQQ8BDcG8Gcq6JLVa1hpEWCKM99bA9S3peEMMpAk8oBV8UdN9q8UQGp/+ DK8Md6OeiEHLJNqs2JPPgdIZ36XJxVHDmBhIBL0fMO0+ZFEUrvt89NA2E16Q3nWPTag45Z Mo1CpT9o3bEsknJcgTNtKV4iWQKZWI8= From: Hongfu Li To: akpm@linux-foundation.org, david@kernel.org, ljs@kernel.org, liam@infradead.org, vbabka@kernel.org, rppt@kernel.org, surenb@google.com, mhocko@suse.com Cc: linux-mm@kvack.org, linux-kernel@vger.kernel.org, hongfu.li@linux.dev, Hongfu Li Subject: [PATCH] mm/cma: remove stray newline from auto-generated CMA area name Date: Mon, 10 Aug 2026 17:32:15 +0800 Message-ID: <20260810093215.91419-1-hongfu.li@linux.dev> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-Migadu-Flow: FLOW_OUT X-Rspamd-Server: rspam07 X-Rspam-User: X-Stat-Signature: ikwnbydb98ddasf47nc3b6doozxbxs5d X-Rspamd-Queue-Id: F013040009 X-HE-Tag: 1786354373-908197 X-HE-Meta: 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 T5m8FOlL tmylVJcVxAJ5oWzph+aNXgmLQGOK3u+UAOknm1na9DPf/A9I+/0019I6vo/Yc/bmytc39CLopuiBhWWz6M0l9PBcV0fzepml99A5JidZVSJzXC5eoCpj4SV4KLnF35aN9V8nW8pDVNeIdxRazDVOLtcL9J6ZNAyzpKGm+JDsEsvQ4vcoQRNy1ZvRdWmVlxPNXceGwN+BoXaytZ3Y= Sender: owner-linux-mm@kvack.org Precedence: bulk X-Loop: owner-majordomo@kvack.org List-ID: List-Subscribe: List-Unsubscribe: From: Hongfu Li When no name is supplied, cma_new_area() generates names with format "cma%d\n", introducing an unintended newline character ('\n') in the CMA name. Most CMA regions are created with explicit names, so this path is seldom hit. The newline only creates cosmetic noise in debug logs, traces and debugfs with no functional impact. Signed-off-by: Hongfu Li --- mm/cma.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/mm/cma.c b/mm/cma.c index a7929c758df1..a10ea37a261d 100644 --- a/mm/cma.c +++ b/mm/cma.c @@ -242,7 +242,7 @@ static int __init cma_new_area(const char *name, phys_addr_t size, if (name) strscpy(cma->name, name); else - snprintf(cma->name, CMA_MAX_NAME, "cma%d\n", cma_area_count); + snprintf(cma->name, CMA_MAX_NAME, "cma%d", cma_area_count); cma->available_count = cma->count = size >> PAGE_SHIFT; cma->order_per_bit = order_per_bit; -- 2.54.0