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Tue, 23 Jul 2024 11:03:25 +0800 (CST) Received: from huawei.com (10.90.53.73) by dggpeml500022.china.huawei.com (7.185.36.66) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.1.2507.39; Tue, 23 Jul 2024 11:03:25 +0800 From: Hongbo Li To: , , , CC: , , , , Subject: [PATCH v3 0/2] Introduce tracepoint for hugetlbfs Date: Tue, 23 Jul 2024 11:08:32 +0800 Message-ID: <20240723030834.213012-1-lihongbo22@huawei.com> X-Mailer: git-send-email 2.34.1 MIME-Version: 1.0 X-Originating-IP: [10.90.53.73] X-ClientProxiedBy: dggems704-chm.china.huawei.com (10.3.19.181) To dggpeml500022.china.huawei.com (7.185.36.66) X-Rspamd-Server: rspam12 X-Rspamd-Queue-Id: 3D89880004 X-Stat-Signature: y9wunuxpn94rneu6g89zx4po18tumphk X-Rspam-User: X-HE-Tag: 1721703809-901442 X-HE-Meta: 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 cK2R3Ciy tgFaJIlRRP/OWGNS3LEPm2INJIWzpCBsXDnrW7oZ6wHhdXuPYmcNk2I2wAFvy4KpWf5ywZsWp3wE3FAXEYgeGsIrg1bKod/SVUAdrdawWOPfkn6imOVtkuR9qVYvsyMrKHpkq/r2uG8KpFC2HPl+WmZVOnRxTaWFIr8jCLXsNyYAsM9e4VLHSsuJyRp91+YNULF2vzohLLuUVRESLzVYk71Tlt8+LvXKsqQCQ3IHg08e2pzjnPDifb9t8eht/aom/wdZFk1Pfjmz8dfZ55s+0iyM8hgeGxs377dQ/ X-Bogosity: Ham, tests=bogofilter, spamicity=0.000032, version=1.2.4 Sender: owner-linux-mm@kvack.org Precedence: bulk X-Loop: owner-majordomo@kvack.org List-ID: List-Subscribe: List-Unsubscribe: Here we add some basic tracepoints for debugging hugetlbfs: {alloc, free, evict}_inode, setattr and fallocate. v2 can be found at: https://lore.kernel.org/all/ZoYY-sfj5jvs8UpQ@casper.infradead.org/T/ Changes since v2: - Simplify the tracepoint output for setattr. - Make every token be space separated. v1 can be found at: https://lore.kernel.org/linux-mm/20240701194906.3a9b6765@gandalf.local.home/T/ Changes since v1: - Decrease the parameters for setattr tracer suggested by Steve and Mathieu. - Replace current_user_ns() with init_user_ns when translate uid/gid. Hongbo Li (2): hugetlbfs: support tracepoint hugetlbfs: use tracepoints in hugetlbfs functions. MAINTAINERS | 1 + fs/hugetlbfs/inode.c | 17 +++- include/trace/events/hugetlbfs.h | 156 +++++++++++++++++++++++++++++++ 3 files changed, 172 insertions(+), 2 deletions(-) create mode 100644 include/trace/events/hugetlbfs.h