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Fri, 19 Mar 2021 16:10:35 +0900 (KST) Received: from epsmtrp2.samsung.com (unknown [182.195.40.14]) by epcas1p2.samsung.com (KnoxPortal) with ESMTPA id 20210319071035epcas1p29f8766cca280391ad210a58a3f631e91~trMxjoKtN2281322813epcas1p2J; Fri, 19 Mar 2021 07:10:35 +0000 (GMT) Received: from epsmgms1p1new.samsung.com (unknown [182.195.42.41]) by epsmtrp2.samsung.com (KnoxPortal) with ESMTP id 20210319071035epsmtrp21f76c80bc0699409c649474d36e64766~trMxi6JkE2263122631epsmtrp2n; Fri, 19 Mar 2021 07:10:35 +0000 (GMT) X-AuditID: b6c32a37-56c76a800000c650-0f-60544e6bd8cd Received: from epsmtip1.samsung.com ( [182.195.34.30]) by epsmgms1p1new.samsung.com (Symantec Messaging Gateway) with SMTP id CA.52.13470.B6E44506; Fri, 19 Mar 2021 16:10:35 +0900 (KST) Received: from namjaejeon01 (unknown [10.88.104.63]) by epsmtip1.samsung.com (KnoxPortal) with ESMTPA id 20210319071034epsmtip13f83a1d06c230c4a45b007616322cf88~trMxWXwKN0204802048epsmtip1W; Fri, 19 Mar 2021 07:10:34 +0000 (GMT) From: "Namjae Jeon" To: "'Sungjong Seo'" , "'Hyeongseok Kim'" Cc: , In-Reply-To: <9a7c01d71af5$51d17470$f5745d50$@samsung.com> Subject: RE: [PATCH] exfat: improve write performance when dirsync enabled Date: Fri, 19 Mar 2021 16:10:35 +0900 Message-ID: <002601d71c8e$f512e930$df38bb90$@samsung.com> MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Mailer: Microsoft Outlook 16.0 Thread-Index: AQHrkVYthcVH6BAyEbje7ZFeNRCC9QIEdcHjAxV+Pj+qOSuBIA== Content-Language: ko X-Brightmail-Tracker: H4sIAAAAAAAAA+NgFvrLKsWRmVeSWpSXmKPExsWy7bCmvm62X0iCwc0+BYu/Ez8xWezZe5LF 4vKuOWwWW/4dYXVg8dg56y67R9+WVYwenzfJBTBH5dhkpCampBYppOYl56dk5qXbKnkHxzvH m5oZGOoaWlqYKynkJeam2iq5+AToumXmAG1TUihLzCkFCgUkFhcr6dvZFOWXlqQqZOQXl9gq pRak5BQYGhToFSfmFpfmpesl5+daGRoYGJkCVSbkZDz92M5asJO5ou3uD6YGxidMXYycHBIC JhK/Ztxh62Lk4hAS2MEosaZ1MSuE84lR4va3e4wQzjdGic1TpwJlOMBaJh+tAukWEtjLKDGj zRKi5iWjxJRzvawgCTYBXYl/f/azgdgiAlESe5e9A1vHLOAs0XnxNFgNp4CVxKtbj8BsYQEv iXsPp4PVsAioSrz/fwcszitgKdF69CcbhC0ocXLmExaIOfIS29/OYYZ4QUHi59NlrBC7nCSm PO2C2iUiMbuzjRnkOAmBj+wS1yecZINocJE4en0x1P/CEq+Ob2GHsKUkPr/bywbxZLXEx/1Q 8zsYJV58t4WwjSVurt8ADgdmAU2J9bv0IcKKEjt/z2WEWMsn8e5rDzSoeCU62oQgSlQl+i4d hloqLdHV/oF9AqPSLCSPzULy2CwkD8xCWLaAkWUVo1hqQXFuemqxYYExclRvYgSnQy3zHYzT 3n7QO8TIxMF4iFGCg1lJhNc0LyBBiDclsbIqtSg/vqg0J7X4EKMpMKgnMkuJJucDE3JeSbyh qZGxsbGFiZm5mamxkjhvksGDeCGB9MSS1OzU1ILUIpg+Jg5OqQYm23iR1O0+yzir+xa5xDdm 7FwlpL4nWHa2wUyXVl7BrdvMF851OWmg+m7d77VOeYbLCl57Xn/p7ixh07W7g6fwvbpRt6aE s1T5l+yiFSy9tvLXjvxZEFjFXB/2oC1b8mTLTxnD9ZdV2Ln7P26v265+auO7druWXYWaJQs5 p2e2pKinNU2++m8j0y7hGyXsS37u2Xf5DuekyYcF/5w6c+Xyl8rFVhfldGc7lMjzRK3YpJRQ 55YmYjlf1Wd2pej/o63P3zT9T6stKJ3bulJR+2hxR+Tb7zucLy05sF9hf/fWbDXDnINrNiab Sy41+mizv8sl7m9cTM42g9XqFu+3mQfaH3yje4ZLp69OcfXcpapKLMUZiYZazEXFiQB/xms4 EAQAAA== X-Brightmail-Tracker: H4sIAAAAAAAAA+NgFnrJLMWRmVeSWpSXmKPExsWy7bCSnG62X0iCwYbfLBZ/J35istiz9ySL xeVdc9gstvw7wurA4rFz1l12j74tqxg9Pm+SC2CO4rJJSc3JLEst0rdL4Mp4+rGdtWAnc0Xb 3R9MDYxPmLoYOTgkBEwkJh+t6mLk4hAS2M0o8WPTccYuRk6guLTEsRNnmCFqhCUOHy6GqHnO KPHzxytmkBo2AV2Jf3/2s4HYIgJREueOnwGzmQVcJdpeHGGFaNjFKDH72z5WkASngJXEq1uP wGxhAS+Jew+nM4HYLAKqEu//3wGL8wpYSrQe/ckGYQtKnJz5hAViqLbE05tPoWx5ie1v5zBD HKog8fPpMlaII5wkpjztYoKoEZGY3dnGPIFReBaSUbOQjJqFZNQsJC0LGFlWMUqmFhTnpucW GxYY5qWW6xUn5haX5qXrJefnbmIEx4aW5g7G7as+6B1iZOJgPMQowcGsJMJrmheQIMSbklhZ lVqUH19UmpNafIhRmoNFSZz3QtfJeCGB9MSS1OzU1ILUIpgsEwenVANT1USJdcfZJaavmZkx rzelreP0xIUBChovD84RZ5hQnjeXo+DchF7fmjWbVaamvW9KW7B97bVjncrM913SQ6Zv1Mtd e1f81O/GKz4fjTPu879WLkl9pVfSKxjql7hMvny1yS9Zm+9O0QfOf3ixRcPzqsZvTQYTo8YC 44P3/qR6rzuid/Qc55LubxNMSotvnvk+xTJr/s7Hk4/7f7FX2fBylqRtpuaL5aV2TcfnG9sq B054tum8QYB21CUVtyc7jkkr+rtq3C3J4Og+4OHwgenC1Ae/xRxSJ9R0hy/M6uLoibqxS299 87zz+hL7g9aI6ayZ8niSeuj59afUjsjk392l1Oi0++pO10d6c1xWfvulqcRSnJFoqMVcVJwI ACzEOtH8AgAA X-CMS-MailID: 20210319071035epcas1p29f8766cca280391ad210a58a3f631e91 X-Msg-Generator: CA Content-Type: text/plain; charset="utf-8" X-Sendblock-Type: SVC_REQ_APPROVE CMS-TYPE: 101P DLP-Filter: Pass X-CFilter-Loop: Reflected X-CMS-RootMailID: 20210315041325epcas1p11488673d4f146350dedded4b3b20fd6f References: <20210315041255.174167-1-hyeongseok@gmail.com> <9a7c01d71af5$51d17470$f5745d50$@samsung.com> Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org > > Degradation of write speed caused by frequent disk access for cluster > > bitmap update on every cluster allocation could be improved by > > selective syncing bitmap buffer. Change to flush bitmap buffer only > > for the directory related operations. > > > > Signed-off-by: Hyeongseok Kim > > Looks good. > Thanks for your work. > > Acked-by: Sungjong Seo Applied. Thanks!