From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from m16.mail.163.com (m16.mail.163.com [117.135.210.2]) (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 AC2AD3203B6; Fri, 8 May 2026 09:35:18 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=117.135.210.2 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1778232922; cv=none; b=OHxNOm3vMe39ZNUnCWw7JpFHuSiYdo3c9Fn/MoY7njeivhjuKLIEF8YW+O1FOW8HE0yI47rvF64s+4sFiGTtVUM7QV2V9Pg/LNNMI8hVx6lE8tiL8SkOZ6Sl0rOENdrgUeMIjp4NqRmamF36jckmot+xUe4LTBCWocsQc0uu2xE= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1778232922; c=relaxed/simple; bh=SiyEP1WZSP5zJJz4PdRF92qWLnENtw7v20M5ZPSdrjA=; h=From:To:Cc:Subject:Date:Message-ID:In-Reply-To:References: MIME-Version; b=DCQ9ACIe7jHh0efW4Tlrx+qE6qN6BzTtjbcPj4HALNr6taGtQRwR6H1Uq4jMaoVfqplQLH7pXHzrMRdTxJWLbTxoo7tAapl3LAGHkDdK6a0fmNMEGe11Jb7lm3Qi6o1eXbh6ph0dpcOD+tBMz3gwJ3owqQAweQc9Z0DRoZbKTyI= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=163.com; spf=pass smtp.mailfrom=163.com; dkim=pass (1024-bit key) header.d=163.com header.i=@163.com header.b=F8rz2NEs; arc=none smtp.client-ip=117.135.210.2 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=163.com Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=163.com Authentication-Results: smtp.subspace.kernel.org; dkim=pass (1024-bit key) header.d=163.com header.i=@163.com header.b="F8rz2NEs" DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=163.com; s=s110527; h=From:To:Subject:Date:Message-ID:MIME-Version; bh=45 c6wya7N0PUbeskGcHwwrqhFeuHXefamz6GyNQYArQ=; b=F8rz2NEsJ4GrLXqxx3 06QVrnvyywfCS4xk0U7XYAh/80JxTseBEv6xbtaxh50Sd41KH2PAbv+snFkviFLg 9dhjQ7PSJOW7KBhk82YOPJl+1EtHNqEwOHiJ48OLdWHj7pPUNT4sFCGIFP+FVujH RD5lBzTmVCZgbB4ziJXBBix6o= Received: from liubaolin-VMware-Virtual-Platform.localdomain (unknown []) by gzsmtp2 (Coremail) with SMTP id PSgvCgDXeCEprv1pUW9wDg--.60442S3; Fri, 08 May 2026 17:34:52 +0800 (CST) From: Baolin Liu To: tytso@mit.edu, adilger.kernel@dilger.ca, libaokun@linux.alibaba.com Cc: ojaswin@linux.ibm.com, ritesh.list@gmail.com, yi.zhang@huawei.com, linux-ext4@vger.kernel.org, linux-kernel@vger.kernel.org, wangguanyu@vivo.com, adilger@dilger.ca, liubaolin12138@163.com, Baolin Liu Subject: [PATCH v4 v4 1/3] ext4: add blocks_allocated to mb_stats output Date: Fri, 8 May 2026 17:34:26 +0800 Message-ID: <20260508093428.5814-2-liubaolin12138@163.com> X-Mailer: git-send-email 2.51.0 In-Reply-To: <20260508093428.5814-1-liubaolin12138@163.com> References: <20260508093428.5814-1-liubaolin12138@163.com> Precedence: bulk X-Mailing-List: linux-ext4@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-CM-TRANSID:PSgvCgDXeCEprv1pUW9wDg--.60442S3 X-Coremail-Antispam: 1Uf129KBjvdXoWrtr1Utr4xurW8GFykAryxKrg_yoWkGrX_Ka 40yr18ur45Jr4xuF18AFsa9rZ0k3W0vFn8W3sxJrZ3Wa4DW3y8ta98Ar4rXr1xGr42krW5 A3Z3Wry8JryvvjkaLaAFLSUrUUUUjb8apTn2vfkv8UJUUUU8Yxn0WfASr-VFAUDa7-sFnT 9fnUUvcSsGvfC2KfnxnUUI43ZEXa7sR_QzV7UUUUU== X-CM-SenderInfo: xolxutxrol0iasrtmqqrwthudrp/xtbCwR2UX2n9rj07fwAA3U From: Baolin Liu Add blocks_allocated to /proc/fs/ext4//mb_stats so that the reported statistics match the mballoc summary printed at unmount time. Reviewed-by: Ojaswin Mujoo Reviewed-by: Andreas Dilger Reviewed-by: Ritesh Harjani (IBM) Reviewed-by: Zhang Yi Signed-off-by: Baolin Liu --- fs/ext4/mballoc.c | 2 ++ 1 file changed, 2 insertions(+) diff --git a/fs/ext4/mballoc.c b/fs/ext4/mballoc.c index 20e9fdaf4301..1e13ef62cb9d 100644 --- a/fs/ext4/mballoc.c +++ b/fs/ext4/mballoc.c @@ -3211,6 +3211,8 @@ int ext4_seq_mb_stats_show(struct seq_file *seq, void *offset) "\tTo enable, please write \"1\" to sysfs file mb_stats.\n"); return 0; } + seq_printf(seq, "\tblocks_allocated: %u\n", + atomic_read(&sbi->s_bal_allocated)); seq_printf(seq, "\treqs: %u\n", atomic_read(&sbi->s_bal_reqs)); seq_printf(seq, "\tsuccess: %u\n", atomic_read(&sbi->s_bal_success)); -- 2.51.0