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GET /api/1.2/patches/2234913/?format=api
{ "id": 2234913, "url": "http://patchwork.ozlabs.org/api/1.2/patches/2234913/?format=api", "web_url": "http://patchwork.ozlabs.org/project/linux-ext4/patch/20260508093428.5814-2-liubaolin12138@163.com/", "project": { "id": 8, "url": "http://patchwork.ozlabs.org/api/1.2/projects/8/?format=api", "name": "Linux ext4 filesystem development", "link_name": "linux-ext4", "list_id": "linux-ext4.vger.kernel.org", "list_email": "linux-ext4@vger.kernel.org", "web_url": null, "scm_url": null, "webscm_url": null, "list_archive_url": "", "list_archive_url_format": "", "commit_url_format": "" }, "msgid": "<20260508093428.5814-2-liubaolin12138@163.com>", "list_archive_url": null, "date": "2026-05-08T09:34:26", "name": "[v4,v4,1/3] ext4: add blocks_allocated to mb_stats output", "commit_ref": null, "pull_url": null, "state": "new", "archived": false, "hash": "9e211f6695cf400a3b5b0eeb1a749d2521e72b3a", "submitter": { "id": 89479, "url": "http://patchwork.ozlabs.org/api/1.2/people/89479/?format=api", "name": "liubaolin", "email": "liubaolin12138@163.com" }, "delegate": null, "mbox": "http://patchwork.ozlabs.org/project/linux-ext4/patch/20260508093428.5814-2-liubaolin12138@163.com/mbox/", "series": [ { "id": 503354, "url": "http://patchwork.ozlabs.org/api/1.2/series/503354/?format=api", "web_url": "http://patchwork.ozlabs.org/project/linux-ext4/list/?series=503354", "date": "2026-05-08T09:34:26", "name": "ext4: improve mballoc statistics reporting and control", "version": 4, "mbox": "http://patchwork.ozlabs.org/series/503354/mbox/" } ], "comments": "http://patchwork.ozlabs.org/api/patches/2234913/comments/", "check": "pending", "checks": "http://patchwork.ozlabs.org/api/patches/2234913/checks/", "tags": {}, "related": [], "headers": { "Return-Path": "\n <SRS0=/GsS=DF=vger.kernel.org=linux-ext4+bounces-16359-patchwork-incoming=ozlabs.org@ozlabs.org>", "X-Original-To": [ "incoming@patchwork.ozlabs.org", "linux-ext4@vger.kernel.org" ], "Delivered-To": [ "patchwork-incoming@legolas.ozlabs.org", "patchwork-incoming@ozlabs.org" ], "Authentication-Results": [ "legolas.ozlabs.org;\n\tdkim=pass (1024-bit key;\n unprotected) header.d=163.com header.i=@163.com header.a=rsa-sha256\n header.s=s110527 header.b=F8rz2NEs;\n\tdkim-atps=neutral", "legolas.ozlabs.org;\n spf=pass (sender SPF authorized) smtp.mailfrom=ozlabs.org\n (client-ip=150.107.74.76; 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arc=none smtp.client-ip=117.135.210.2" ], "DKIM-Signature": "v=1; a=rsa-sha256; c=relaxed/relaxed; d=163.com;\n\ts=s110527; h=From:To:Subject:Date:Message-ID:MIME-Version; bh=45\n\tc6wya7N0PUbeskGcHwwrqhFeuHXefamz6GyNQYArQ=; b=F8rz2NEsJ4GrLXqxx3\n\t06QVrnvyywfCS4xk0U7XYAh/80JxTseBEv6xbtaxh50Sd41KH2PAbv+snFkviFLg\n\t9dhjQ7PSJOW7KBhk82YOPJl+1EtHNqEwOHiJ48OLdWHj7pPUNT4sFCGIFP+FVujH\n\tRD5lBzTmVCZgbB4ziJXBBix6o=", "From": "Baolin Liu <liubaolin12138@163.com>", "To": "tytso@mit.edu,\n\tadilger.kernel@dilger.ca,\n\tlibaokun@linux.alibaba.com", "Cc": "ojaswin@linux.ibm.com,\n\tritesh.list@gmail.com,\n\tyi.zhang@huawei.com,\n\tlinux-ext4@vger.kernel.org,\n\tlinux-kernel@vger.kernel.org,\n\twangguanyu@vivo.com,\n\tadilger@dilger.ca,\n\tliubaolin12138@163.com,\n\tBaolin Liu <liubaolin@kylinos.cn>", "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": "<linux-ext4.vger.kernel.org>", "List-Subscribe": "<mailto:linux-ext4+subscribe@vger.kernel.org>", "List-Unsubscribe": "<mailto:linux-ext4+unsubscribe@vger.kernel.org>", "MIME-Version": "1.0", "Content-Transfer-Encoding": "8bit", "X-CM-TRANSID": "PSgvCgDXeCEprv1pUW9wDg--.60442S3", "X-Coremail-Antispam": "1Uf129KBjvdXoWrtr1Utr4xurW8GFykAryxKrg_yoWkGrX_Ka\n\t40yr18ur45Jr4xuF18AFsa9rZ0k3W0vFn8W3sxJrZ3Wa4DW3y8ta98Ar4rXr1xGr42krW5\n\tA3Z3Wry8JryvvjkaLaAFLSUrUUUUjb8apTn2vfkv8UJUUUU8Yxn0WfASr-VFAUDa7-sFnT\n\t9fnUUvcSsGvfC2KfnxnUUI43ZEXa7sR_QzV7UUUUU==", "X-CM-SenderInfo": "xolxutxrol0iasrtmqqrwthudrp/xtbCwR2UX2n9rj07fwAA3U", "X-Spam-Status": "No, score=-1.2 required=5.0 tests=ARC_SIGNED,ARC_VALID,\n\tDKIM_SIGNED,DKIM_VALID,DKIM_VALID_AU,DMARC_PASS,\n\tFREEMAIL_FORGED_FROMDOMAIN,FREEMAIL_FROM,HEADER_FROM_DIFFERENT_DOMAINS,\n\tMAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS,UNPARSEABLE_RELAY\n\tautolearn=disabled version=4.0.1", "X-Spam-Checker-Version": "SpamAssassin 4.0.1 (2024-03-25) on gandalf.ozlabs.org" }, "content": "From: Baolin Liu <liubaolin@kylinos.cn>\n\nAdd blocks_allocated to /proc/fs/ext4/<dev>/mb_stats so that the\nreported statistics match the mballoc summary printed at unmount time.\n\nReviewed-by: Ojaswin Mujoo <ojaswin@linux.ibm.com>\nReviewed-by: Andreas Dilger <adilger@dilger.ca>\nReviewed-by: Ritesh Harjani (IBM) <ritesh.list@gmail.com>\nReviewed-by: Zhang Yi <yi.zhang@huawei.com>\nSigned-off-by: Baolin Liu <liubaolin@kylinos.cn>\n---\n fs/ext4/mballoc.c | 2 ++\n 1 file changed, 2 insertions(+)", "diff": "diff --git a/fs/ext4/mballoc.c b/fs/ext4/mballoc.c\nindex 20e9fdaf4301..1e13ef62cb9d 100644\n--- a/fs/ext4/mballoc.c\n+++ b/fs/ext4/mballoc.c\n@@ -3211,6 +3211,8 @@ int ext4_seq_mb_stats_show(struct seq_file *seq, void *offset)\n \t\t\t\"\\tTo enable, please write \\\"1\\\" to sysfs file mb_stats.\\n\");\n \t\treturn 0;\n \t}\n+\tseq_printf(seq, \"\\tblocks_allocated: %u\\n\",\n+\t\t atomic_read(&sbi->s_bal_allocated));\n \tseq_printf(seq, \"\\treqs: %u\\n\", atomic_read(&sbi->s_bal_reqs));\n \tseq_printf(seq, \"\\tsuccess: %u\\n\", atomic_read(&sbi->s_bal_success));\n \n", "prefixes": [ "v4", "v4", "1/3" ] }