From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from sg-1-33.ptr.blmpb.com (sg-1-33.ptr.blmpb.com [118.26.132.33]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 5BF6033066A for ; Tue, 10 Feb 2026 07:13:31 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=118.26.132.33 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1770707615; cv=none; b=Nh8lYrhxY8lSHQsqCHhFDVE/VVxGq6LINLLt5iyBByvBUpOsAKG0/co0ev3b5NTYRJmBVkxKFiykN+1YPLpKJKBTHMUBF2AizySFqlt036ep8Zdp52Yu4oWXAw0xeQvYIYBalTQBaKXC4tO3DcwT9KqriRBas4SMM+bNMKCzHv4= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1770707615; c=relaxed/simple; bh=2pnE9yfQmXN4KbgwupOv6RTp/pZmtEzPGOWwHkIRwsQ=; h=Message-Id:Mime-Version:To:From:Content-Type:Date:Cc:Subject; b=pIfrD7OvDGN3Aj6kb9R4LuHBaZBNSBk5zol8kICQRjzCFPsBxByTUBkLyNzhJbE56+eWEmGSRh6EUjDc+lajYpcP0Ymad9j1+5iFDS35T8LWjd2A2gmKGQMsp8++2ak0I9v3Ns6LrPIeF/ZPXPZd4p8Nh0DzrlLfZuTBL6HeMXc= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dmarc=none (p=none dis=none) header.from=fnnas.com; spf=pass smtp.mailfrom=fnnas.com; dkim=pass (2048-bit key) header.d=fnnas-com.20200927.dkim.feishu.cn header.i=@fnnas-com.20200927.dkim.feishu.cn header.b=KRQb9FRe; arc=none smtp.client-ip=118.26.132.33 Authentication-Results: smtp.subspace.kernel.org; dmarc=none (p=none dis=none) header.from=fnnas.com Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=fnnas.com Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=fnnas-com.20200927.dkim.feishu.cn header.i=@fnnas-com.20200927.dkim.feishu.cn header.b="KRQb9FRe" DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; s=s1; d=fnnas-com.20200927.dkim.feishu.cn; t=1770707600; h=from:subject:mime-version:from:date:message-id:subject:to:cc: reply-to:content-type:mime-version:in-reply-to:message-id; bh=wAA6LX7LBRyZjtQxwL19L2I3w0rzMiaTr7+8y7bAjTU=; b=KRQb9FRe3/dSIVk0iFCNd92fI0Jo9gPwpWyKAx4QBy2dyloWuaGoIiNrI7jFx/e6RxfC/R Su4Rmymu2vqoMKF5JNzymKnnkxhNVgWnYsgoxuKtms7hFa6sVMJrdpSm6lOlIsPodS4fS2 SANdrwJtg6OSwouip9pXS94dnWpxKq/zFL2iNHPUODF/Uh530RGFOmLkcX+FVOj7PMepvE yf8jluIaeN5KMwjYXdZmuHpwROjVsgX6ICLrGn+fF2iecCBlPB01nhvyV2jt8VL/8KOB9Y IHUhsLp3lDPJdpqBcQtvT8leBZjkw0zlUyE6uDtbTeVA8o6yF7ZuHCkXzTxHiQ== Message-Id: <20260210124114.169207-1-chencheng@fnnas.com> X-Mailer: git-send-email 2.51.0 Precedence: bulk X-Mailing-List: linux-raid@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: Mime-Version: 1.0 To: , , , From: "chencheng" X-Original-From: chencheng Content-Type: text/plain; charset=UTF-8 Date: Tue, 10 Feb 2026 20:41:14 +0800 Received: from c ([113.111.140.189]) by smtp.feishu.cn with ESMTPS; Tue, 10 Feb 2026 15:13:17 +0800 Content-Transfer-Encoding: 7bit X-Lms-Return-Path: Cc: "chencheng" Subject: [PATCH] md: suppress spurious superblock update warning for dm-raid dm-raid have external metadata management (mddev->external = 1) and no persistent superblock (mddev->persistent = 0). For these arrays, there's no superblock to update, so the warning is spurious. Signed-off-by: chencheng --- drivers/md/md.c | 4 +++- 1 file changed, 3 insertions(+), 1 deletion(-) diff --git a/drivers/md/md.c b/drivers/md/md.c index 6d73f6e196a..e30b658641e 100644 --- a/drivers/md/md.c +++ b/drivers/md/md.c @@ -2790,7 +2790,9 @@ void md_update_sb(struct mddev *mddev, int force_change) if (!md_is_rdwr(mddev)) { if (force_change) set_bit(MD_SB_CHANGE_DEVS, &mddev->sb_flags); - pr_err("%s: can't update sb for read-only array %s\n", __func__, mdname(mddev)); + if (!mddev_is_dm(mddev)) + pr_err_ratelimited("%s: can't update sb for read-only array %s\n", + __func__, mdname(mddev)); return; } -- 2.51.0