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Mon, 14 Aug 2023 19:38:24 +0900 (KST) Received: from green245 (unknown [107.99.41.245]) by epsmtip2.samsung.com (KnoxPortal) with ESMTPA id 20230814103821epsmtip27238edf5915e73a70212847347f4b676~7Oa1Opylv1721117211epsmtip2Q; Mon, 14 Aug 2023 10:38:21 +0000 (GMT) Date: Mon, 14 Aug 2023 16:05:05 +0530 From: Nitesh Shetty To: Bart Van Assche Cc: Jens Axboe , Jonathan Corbet , Alasdair Kergon , Mike Snitzer , dm-devel@redhat.com, Keith Busch , Christoph Hellwig , Sagi Grimberg , Chaitanya Kulkarni , Alexander Viro , Christian Brauner , Kanchan Joshi , martin.petersen@oracle.com, linux-doc@vger.kernel.org, gost.dev@samsung.com, Anuj Gupta , linux-kernel@vger.kernel.org, linux-nvme@lists.infradead.org, linux-block@vger.kernel.org, mcgrof@kernel.org, dlemoal@kernel.org, linux-fsdevel@vger.kernel.org Subject: Re: [dm-devel] [PATCH v14 01/11] block: Introduce queue limits and sysfs for copy-offload support Message-ID: <20230814103505.rjcv4esakiqpndnl@green245> MIME-Version: 1.0 In-Reply-To: <170b68ca-b24c-0723-cc54-7fcdc9004bcc@acm.org> User-Agent: NeoMutt/20171215 X-Brightmail-Tracker: H4sIAAAAAAAAA02Te0xTdxTH9+u9vbTEkrsC+hOQ1RocYAotlnpRq0t8cINbIMFtCZkpld6U jtI2fQz1HxkMESIC4xFXGDJEy2MroTinPITgGFLmWFd5deBwFDIHCOI7DlhLgfjf53zP7/s7 OefkMBD2Ba8AhkKlp7QqqZKLeaM37oSF8z7ydsj4k4vbiCbrLwiRVbSEEI3jhRgxc2cREOUL rxHC2ZULiInOg0TH4wo6Mdp1i0bUN/bQiJ6VOYz4unsIEFODRhrR4dhFfHeuFiXaO/pQwt5a iRGXr015EabeZRoxUjQFCPPMPErcdQQSA0u99A+2kPb7x8iBB80oab9nIC0NeRjZUnuWbBvN xMgrF0voZEH2Y4x8MuVAyfnbgxh58XoDIJ9agkmLc46WwEpK259KSWWUlkOpUtQyhUou5h5L lBySRIv4Ap4ghtjD5aik6ZSYe/jDBN5RhdLVOJfzhVRpcEkJUp2OG3lgv1Zt0FOcVLVOL+ZS GplSI9RE6KTpOoNKHqGi9HsFfH5UtOthclpq12Qf0IxipzprHF6ZYJSeDxgMiAvhq9ygfODN YONtAPbN9tA9wSKAL7NzwEZQPNiy4egeXtNvATj2vBh162x8GsDy2HzAZKB4CGyZKfdyyxi+ C/avMNyyHx4KX0yYULcVwW/TYaF5CXEnfHElrCttx9zMwkXQbi5BPPwu7PvGibqZie+DZaOL q+yPB8FLV58j7o8gfoUJLQ4nzZ2A+GE41Jbr5WFf+G/v9TUOgI8Kz61xBqwvrcM85q8ANA4b gSdxEOZYC1crI3gqzJpeWdO3wTKrmebRfWDBm/ViLHizap13wO+bqjEPb4VDL79cYxKWnX+C eaa1AGBV0RxaBN4zvtWd8a16Ht4L8xay6EbX9BA8EJqWGR4Mg02tkdWA3gC2UhpdupzSRWui VFTGxr5T1OkWsHoW4XE3wcOJhYhuQGOAbgAZCNeP5YgdkrFZMunpM5RWLdEalJSuG0S7tlWM BPinqF13pdJLBMIYvlAkEgljdosE3C2smZxvZWxcLtVTaRSlobTrPhqDGZBJkwtP88HAm+XL xY2tIX0/ODifcEvif7SfjVu6MR1aNfH6xMIf88HRf+/cd21ZFW6zXcpoaXpHHDcb72Tjr1oU /Sa/IluFYNJin5IcKTA9MolrZvPCP8upffEgXmKLLL9ad//TKF6BbCT2zKGInyL+rBn7a+Q/ 6dHPmZVlysphOfP3Z9VFm6wlY4GHksYvhHTsEIdod2tO9rd1Jq9YBZyk5YJ/alOCHyZXBBXc zQ31PcLTGk4ossz+85tL32+qrB8wa+lZonwLes+htbN/c9jabYUjrRW/2jGrT+KpZ+cDTvIU 2WHHnbWyxP6cPdvDjm/Cu4xjPk97D4wHNTfDnR//vHmSi+pSpYJwRKuT/g9IngSjnwQAAA== X-Brightmail-Tracker: H4sIAAAAAAAAA+NgFjrNIsWRmVeSWpSXmKPExsWy7bCSvK4Cy60Ug8MndSzWnzrGbNE04S+z xeq7/WwWrw9/YrSY9uEns8WTA+2MFg/221vsfTeb1eLmgZ1MFitXH2WyOPr/LZvFpEPXGC2e Xp3FZLH3lrbFwrYlLBZ79p5ksbi8aw6bxfxlT9ktlh//x2RxY8JTRot1r9+zWJy4JW1x/u9x Vgdxj8tXvD3O39vI4nH5bKnHplWdbB6bl9R77L7ZwOaxuG8yq0dv8zs2j49Pb7F4vN93lc2j b8sqRo/Pm+Q8Nj15yxTAG8Vlk5Kak1mWWqRvl8CV8eHDWuaCbpaKb9OWMDcwLmXuYuTgkBAw kTh0nbGLkYtDSGA7o8SKzoesXYycQHFJiWV/jzBD2MISK/89Z4coesIoceToDSaQBIuAqsTm 19PYQQaxCWhLnP7PARIWEdCQ+PZgOQtIPbPAEVaJKY1PWEASwgI5Eium7GEDsXkFzCQur5vM DDH0A6PEwckr2CESghInZ0I0MAMVzdv8EOxSZgFpieX/wBZwClhLTL35CaxEVEBGYsbSr8wT GAVnIemehaR7FkL3AkbmVYyiqQXFuem5yQWGesWJucWleel6yfm5mxjB8a0VtINx2fq/eocY mTgYDzFKcDArifDecr+WIsSbklhZlVqUH19UmpNafIhRmoNFSZxXOaczRUggPbEkNTs1tSC1 CCbLxMEp1cDE55XF06k678cOKYMt5Wt8I3o7Zx7jDNiosGSR4Syb3s8rs/un7vr702Jl2of+ 3ooWlqVX/iitPelgtffR5/12i6XemiV+O2mt2XMwQnZ3YdlHwwS17L7zNW8SjPtkmnaeevuM uzSj8VL1+4cqIqeTxRYtL/ppKXrqbvLNI8b3927Mc1Hnc+4Ml2NOn8l0sXDHpfy2tynffDk7 bIXF9J9O3GVjl3NBPHCCRpay6ESLIhuFi0xxmSfiDZ/vzRb6VpP17q1YqO0Ch1PWN/7y6R7Z uUVQyD7w4TlXP9vDG97G1YRlpyR/yEg6yjqtsGBuE8dGa76jj/a8PCF2tVlxsqH2zkLZ2LMJ R3c07Qm/6K7EUpyRaKjFXFScCABloun2XgMAAA== X-CMS-MailID: 20230814103824epcas5p2e5155c861ab70bb8cca3e76bdd927a81 X-Msg-Generator: CA Content-Type: multipart/mixed; boundary="----Ax27aEWlRRTyCTKvLJGz44CsYuK4yEI58Kfkn8Ic_yMAot59=_545b7_" X-Sendblock-Type: REQ_APPROVE CMS-TYPE: 105P DLP-Filter: Pass X-CFilter-Loop: Reflected X-CMS-RootMailID: 20230811105638epcas5p4db95584b6a432ea4b8b93e060a95e5f1 References: <20230811105300.15889-1-nj.shetty@samsung.com> <20230811105300.15889-2-nj.shetty@samsung.com> <170b68ca-b24c-0723-cc54-7fcdc9004bcc@acm.org> X-Spam-Status: No, score=-4.4 required=5.0 tests=BAYES_00,DKIMWL_WL_HIGH, DKIM_SIGNED,DKIM_VALID,DKIM_VALID_AU,DKIM_VALID_EF,RCVD_IN_DNSWL_MED, RCVD_IN_MSPIKE_H3,RCVD_IN_MSPIKE_WL,SPF_HELO_PASS,SPF_PASS autolearn=ham autolearn_force=no version=3.4.6 X-Spam-Checker-Version: SpamAssassin 3.4.6 (2021-04-09) on lindbergh.monkeyblade.net Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org ------Ax27aEWlRRTyCTKvLJGz44CsYuK4yEI58Kfkn8Ic_yMAot59=_545b7_ Content-Type: text/plain; charset="utf-8"; format="flowed" Content-Disposition: inline On 23/08/11 02:56PM, Bart Van Assche wrote: >On 8/11/23 03:52, Nitesh Shetty wrote: >>+/* maximum copy offload length, this is set to 128MB based on current testing */ >>+#define COPY_MAX_BYTES (1 << 27) > >Since the COPY_MAX_BYTES constant is only used in source file >block/blk-settings.c it should be moved into that file. If you really >want to keep it in include/linux/blkdev.h, a BLK_ prefix should >be added. > We are using this in other files. So we will add a prefix BLK_. Thank you, Nitesh Shetty ------Ax27aEWlRRTyCTKvLJGz44CsYuK4yEI58Kfkn8Ic_yMAot59=_545b7_ Content-Type: text/plain; charset="utf-8" ------Ax27aEWlRRTyCTKvLJGz44CsYuK4yEI58Kfkn8Ic_yMAot59=_545b7_--