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Tue, 26 Mar 2024 12:23:51 +0900 (KST) Received: from epsmtrp2.samsung.com (unknown [182.195.40.14]) by epcas5p4.samsung.com (KnoxPortal) with ESMTPA id 20240326032337epcas5p4d4725729834e3fdb006293d1aab4053d~AMofbxyNC0935509355epcas5p4U; Tue, 26 Mar 2024 03:23:37 +0000 (GMT) Received: from epsmgmc1p1new.samsung.com (unknown [182.195.42.40]) by epsmtrp2.samsung.com (KnoxPortal) with ESMTP id 20240326032337epsmtrp2e886086276c45637755e04674d36af91~AMofa9xQz1617016170epsmtrp2J; Tue, 26 Mar 2024 03:23:37 +0000 (GMT) X-AuditID: b6c32a49-cefff700000025c2-6c-66023fc7ce78 Received: from epsmtip2.samsung.com ( [182.195.34.31]) by epsmgmc1p1new.samsung.com (Symantec Messaging Gateway) with SMTP id 04.30.07541.9BF32066; Tue, 26 Mar 2024 12:23:37 +0900 (KST) Received: from testpc118124.samsungds.net (unknown [109.105.118.124]) by epsmtip2.samsung.com (KnoxPortal) with ESMTPA id 20240326032335epsmtip2a5844b54d3515f434b559cdd286485c0~AMod6dI-R3072530725epsmtip2c; Tue, 26 Mar 2024 03:23:35 +0000 (GMT) From: Xue To: axboe@kernel.dk Cc: asml.silence@gmail.com, linux-kernel@vger.kernel.org, io-uring@vger.kernel.org, peiwei.li@samsung.com, joshi.k@samsung.com, kundan.kumar@samsung.com, anuj20.g@samsung.com, wenwen.chen@samsung.com, ruyi.zhang@samsung.com, xiaobing.li@samsung.com, cliang01.li@samsung.com, xue01.he@samsung.com Subject: Re:io_uring: releasing CPU resources when polling Date: Tue, 26 Mar 2024 11:23:31 +0800 Message-Id: <20240326032331.1003213-1-xue01.he@samsung.com> X-Mailer: git-send-email 2.34.1 In-Reply-To: <20240318090017.3959252-1-xue01.he@samsung.com> Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-Brightmail-Tracker: H4sIAAAAAAAAA+NgFtrIJsWRmVeSWpSXmKPExsWy7bCmhu5xe6Y0g6YlkhZNE/4yW8xZtY3R YvXdfjaL038fs1i8az3HYnH0/1s2i1/ddxkttn75ympxedccNotnezktvhz+zm5xdsIHVoup W3YwWXS0XGa06Lpwis2B32PnrLvsHpfPlnr0bVnF6PF5k1wAS1S2TUZqYkpqkUJqXnJ+SmZe uq2Sd3C8c7ypmYGhrqGlhbmSQl5ibqqtkotPgK5bZg7QnUoKZYk5pUChgMTiYiV9O5ui/NKS VIWM/OISW6XUgpScApMCveLE3OLSvHS9vNQSK0MDAyNToMKE7IznR34wFdxkqvhwnLuBsZ+p i5GTQ0LAROLT3gYgm4tDSGA3o8SD+UdYIZxPjBIfP55nhnC+MUosm9gL5HCAtTRuUYGI72WU uHrsCFT7L0aJC5P/M4PMZRNQkDh/+DPYDhEBYYn9Ha0sIEXMAuuZJJqO3mMDSQgLWEl0TfvH CmKzCKhKTJ25kR3E5hWwlrgx6yg7xIHyEvsPngUbyilgI7Hw12xWiBpBiZMzn7CA2MxANc1b Z4OdKiEwk0Pi6909UN+5SJyYOgtqkLDEq+NboGwpic/v9rJB2PkSk7+vZ4SwayTWbX7HAmFb S/y7socF5GVmAU2J9bv0IcKyElNPrWOC2Msn0fv7CdQqXokd82BsJYklR1ZAjZSQ+D1hESuE 7SHxre0ZOyS0+hkl9s5YxzKBUWEWkn9mIflnFsLqBYzMqxglUwuKc9NTi00LDPNSy+GxnJyf u4kRnHa1PHcw3n3wQe8QIxMH4yFGCQ5mJRHeli8MaUK8KYmVValF+fFFpTmpxYcYTYEBPpFZ SjQ5H5j480riDU0sDUzMzMxMLI3NDJXEeV+3zk0REkhPLEnNTk0tSC2C6WPi4JRqYIpbt2TB zePzKi/fYDwlecNs2ycXC58FTl/uaJxPZzzplrQyV0x7dUPc7u9NU7eU59rvtQjNcRNTzH3t z7j23nL3E1qZ336o2DEyHTowUYVnd/SWijnbWATSFh0W1m2SX7G35pzyw4b1HS7x6xbVzdUS D/tySDh45mMfQf+pImrS/5aXxlg0llqldaV+uXvi1F32kqLnXx/f4kiLZPV4cKKs5cf/11YR /H94DsT1JtvKqN2UP7Ja5sDeR70Tol+df7uqQX1xSeVCuZJzRjv+B//mXszEpSv1LFNNwdk6 VvD5W741stF/ffbp//vpu1dtFU/e7m+T5v45v7B/znEN1blbTTbMLz/kd2PnF+HJFSuUWIoz Eg21mIuKEwGNXh8zRAQAAA== X-Brightmail-Tracker: H4sIAAAAAAAAA+NgFnrOLMWRmVeSWpSXmKPExsWy7bCSvO5Oe6Y0g2uPxSyaJvxltpizahuj xeq7/WwWp/8+ZrF413qOxeLo/7dsFr+67zJabP3yldXi8q45bBbP9nJafDn8nd3i7IQPrBZT t+xgsuhoucxo0XXhFJsDv8fOWXfZPS6fLfXo27KK0ePzJrkAligum5TUnMyy1CJ9uwSujOdH fjAV3GSq+HCcu4Gxn6mLkYNDQsBEonGLShcjF4eQwG5GiTVf2oHinEBxCYkdj/6wQtjCEiv/ PWeHKPrBKNH6ZCkjSIJNQEHi/OHPYA0iQEX7O1pZQIqYBfYySdze+oYZJCEsYCXRNe0f2CQW AVWJqTM3soPYvALWEjdmHWWH2CAvsf/gWbB6TgEbiYW/ZoPVCwHVNEz7wQhRLyhxcuYTFhCb Gai+eets5gmMArOQpGYhSS1gZFrFKJlaUJybnptsWGCYl1quV5yYW1yal66XnJ+7iREcF1oa Oxjvzf+nd4iRiYPxEKMEB7OSCG/LF4Y0Id6UxMqq1KL8+KLSnNTiQ4zSHCxK4ryGM2anCAmk J5akZqemFqQWwWSZODilGpjKNAst1R057977u8hM9WRc3s28BXmr09f9/6vjcGfJlzkzNjnb G70oy1t1c7rin4JV1icueZx3WZqUsjM58eveunfLyqr8mUr+MO36rJeqrlRUdk90cpz91jev t3zUWstmfWs5k12LqugkgTNbNjAttGbd0yUrLlthWfO/2tyzTVqyXmmOXkRK5QmHFPEDl7qV eV5elUkLtToZbFIkt2ZGedynwpWTugIqGiy+PPM5yVd+pTT0wW7xwy9MV//3mKkm3HshwuN9 T+LBuPIZ/7+zGefxb6qb2Cq9+c2sLWtn/Jv6PGd/p+mlw2Vzre484Di89r2N+237O1HTl/oZ s85uiV/woKg2SqPhpNqtugQlluKMREMt5qLiRACU8MSq+gIAAA== X-CMS-MailID: 20240326032337epcas5p4d4725729834e3fdb006293d1aab4053d X-Msg-Generator: CA Content-Type: text/plain; charset="utf-8" X-Sendblock-Type: REQ_APPROVE CMS-TYPE: 105P DLP-Filter: Pass X-CFilter-Loop: Reflected X-CMS-RootMailID: 20240326032337epcas5p4d4725729834e3fdb006293d1aab4053d References: <20240318090017.3959252-1-xue01.he@samsung.com> Hi, I hope this message finds you well. I'm waiting to follow up on the patch I submitted on 3.18, titled "io_uring: releasing CPU resources when polling". I haven't received feedback yet and wondering if you had a chance to look at it. Any guidance or suggestions you could provide would be greatly appreciated. Thanks, Xue He