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Thu, 17 Apr 2025 14:23:34 +0000 (GMT) X-AuditID: b6c32a52-40bff70000004c16-a5-68010ee679ed Received: from epsmtip2.samsung.com ( [182.195.34.31]) by epsmgmcp1.samsung.com (Symantec Messaging Gateway) with SMTP id A9.38.19478.6EE01086; Thu, 17 Apr 2025 23:23:34 +0900 (KST) Received: from ubuntu (unknown [107.99.41.245]) by epsmtip2.samsung.com (KnoxPortal) with ESMTPA id 20250417142333epsmtip284b7e489646a0160624ac391cd976f1c~3ISLEQn_G0309203092epsmtip2n; Thu, 17 Apr 2025 14:23:33 +0000 (GMT) Date: Thu, 17 Apr 2025 19:45:06 +0530 From: Nitesh Shetty To: Pavel Begunkov Cc: io-uring@vger.kernel.org Subject: Re: [PATCH 0/4] io_import_fixed cleanups and optimisation Message-ID: <20250417141506.e4z52q633j7gvfno@ubuntu> Precedence: bulk X-Mailing-List: io-uring@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 In-Reply-To: X-Brightmail-Tracker: H4sIAAAAAAAAA+NgFlrCLMWRmVeSWpSXmKPExsWy7bCSvO4zPsYMg+3LxS3mrNrGaPGu9RyL A5PHzll32T0+b5ILYIrisklJzcksSy3St0vgyvh0oZ+5YB1rxam+SUwNjDtZuhg5OSQETCTO n/vE3sXIxSEksJ1RoufkC2aIhKTEsr9HoGxhiZX/nkMVPWKU2NjSwQqSYBFQlTjVtRcowcHB JqAtcfo/B0hYBMh8ff0QO4jNLCAjMXnOZTBbWMBJYu/1rWwgNi/Q4nfLn4HNFxKwlFjfcZQF Ii4ocXLmExaIXjOJeZsfMoOMZxaQllj+D2w8p4CVxM05O5kmMArMQtIxC0nHLISOBYzMqxhF UwuKc9NzkwsM9YoTc4tL89L1kvNzNzGCA1IraAfjsvV/9Q4xMnEwHmKU4GBWEuE9Z/4vXYg3 JbGyKrUoP76oNCe1+BCjNAeLkjivck5nipBAemJJanZqakFqEUyWiYNTqoGJ29I84Fxx4eHI hr6MQ3aXFAUfhtpKu4Q3HZJafawruS/r5rkaiaroXY17j78p38KW1jj7WUpu3os5FRF3AtRW pGyK2dmimZQ5tTp3Rj9jyaGvMpIvvp2ce1ihMT39bkuvCEf1i9ufvcKNaq2z7Dw1BL6FMAUU uUp5ue5TX3Bm69Kzrm1sZmVyovsTl8lPOpciecG6eM2535XKNRetD7ra55q9XvIjMj+lnmFv cB3H2xedDSuuNqlEbNlw5Msz636nNoYsXa623RYl3iX3Xyrp3Yp7YGbBGTmb8wvH3DS2w68k OT4/vbB1sknc3VpjlaZtP7T2cr6Su3o97V+J5KmXb+PSphrOmsD+8I35DSWW4oxEQy3mouJE ALtsUyy3AgAA X-CMS-MailID: 20250417142334epcas5p36df55874d21c896115d92e505f9793fd X-Msg-Generator: CA Content-Type: multipart/mixed; boundary="----Yg3Iyp5n5B4jRFJeDaOo4Y_wVT_fanZ5F2PatVzytDSjhAyU=_9b2_" X-Sendblock-Type: REQ_APPROVE CMS-TYPE: 105P cpgsPolicy: CPGSC10-542,Y X-CFilter-Loop: Reflected X-CMS-RootMailID: 20250417142334epcas5p36df55874d21c896115d92e505f9793fd References: ------Yg3Iyp5n5B4jRFJeDaOo4Y_wVT_fanZ5F2PatVzytDSjhAyU=_9b2_ Content-Type: text/plain; charset="utf-8"; format="flowed" Content-Disposition: inline On 17/04/25 10:32AM, Pavel Begunkov wrote: >io_import_fixed() cleanups topped with the nr segs optimisation >patch from Nitesh. Doesn't have the kbuf part, assuming Jens will >add it on top. > >Based on io_uring-6.15 > >Nitesh Shetty (1): > io_uring/rsrc: send exact nr_segs for fixed buffer > >Pavel Begunkov (3): > io_uring/rsrc: don't skip offset calculation > io_uring/rsrc: separate kbuf offset adjustments > io_uring/rsrc: refactor io_import_fixed > > io_uring/rsrc.c | 74 ++++++++++++++++++++----------------------------- > 1 file changed, 30 insertions(+), 44 deletions(-) > >-- >2.48.1 > Reviewed and Tested by: Nitesh Shetty ------Yg3Iyp5n5B4jRFJeDaOo4Y_wVT_fanZ5F2PatVzytDSjhAyU=_9b2_ Content-Type: text/plain; charset="utf-8" ------Yg3Iyp5n5B4jRFJeDaOo4Y_wVT_fanZ5F2PatVzytDSjhAyU=_9b2_--