https://jira.whamcloud.com This file is an XML representation of an issue en-us 9.4.14 940014 05-12-2023 https://jira.whamcloud.com/browse/LU-15811 Lustre <p>One of the patches for <a href="https://jira.whamcloud.com/browse/LU-13799" title="DIO/AIO efficiency improvements" class="issue-link" data-issue-key="LU-13799"><del>LU-13799</del></a>, "Implement lower/upper aio" (<a href="https://review.whamcloud.com/44209/)" class="external-link" target="_blank" rel="nofollow noopener">https://review.whamcloud.com/44209/)</a> created a complicated setup where the cl_dio_aio struct was used both for the top level DIO or AIO and for the lower level sub I/Os (corresponding to stripes).</p> <p>This is quite complicated and hard to follow, so this rewrites these two uses to be separate structs.  This incidentally fixes at least one possible memory leak.</p> <p>This is an attempt to clean up the code to make some bugs easier to identify.  This <b>may</b> be a prelude to moving the top level AIO to a different struct from the DIO.</p> LU-15811

simplify lower/upper AIO/DIO code

Bug Major Resolved Fixed Patrick Farrell Patrick Farrell Mon, 2 May 2022 20:15:33 +0000 Wed, 5 Apr 2023 20:08:11 +0000 Thu, 1 Sep 2022 13:55:11 +0000 Lustre 2.16.0 Lustre 2.15.2 0 5 <p>"Patrick Farrell &lt;pfarrell@whamcloud.com&gt;" uploaded a new patch: <a href="https://review.whamcloud.com/47187" class="external-link" target="_blank" rel="nofollow noopener">https://review.whamcloud.com/47187</a><br/> Subject: <a href="https://jira.whamcloud.com/browse/LU-15811" title="simplify lower/upper AIO/DIO code" class="issue-link" data-issue-key="LU-15811"><del>LU-15811</del></a> llite: Rework upper/lower DIO/AIO<br/> Project: fs/lustre-release<br/> Branch: master<br/> Current Patch Set: 1<br/> Commit: fb8b38b8f6e91889923b60c543c23c6da9cad9f6</p> <p>"Patrick Farrell &lt;pfarrell@whamcloud.com&gt;" uploaded a new patch: <a href="https://review.whamcloud.com/48000" class="external-link" target="_blank" rel="nofollow noopener">https://review.whamcloud.com/48000</a><br/> Subject: <a href="https://jira.whamcloud.com/browse/LU-15811" title="simplify lower/upper AIO/DIO code" class="issue-link" data-issue-key="LU-15811"><del>LU-15811</del></a> llite: Unify range unlock<br/> Project: fs/lustre-release<br/> Branch: master<br/> Current Patch Set: 1<br/> Commit: f197d66fe509b891a17f5ccf7af1f239a3eb296b</p> <p>"Patrick Farrell &lt;pfarrell@whamcloud.com&gt;" uploaded a new patch: <a href="https://review.whamcloud.com/48115" class="external-link" target="_blank" rel="nofollow noopener">https://review.whamcloud.com/48115</a><br/> Subject: <a href="https://jira.whamcloud.com/browse/LU-15811" title="simplify lower/upper AIO/DIO code" class="issue-link" data-issue-key="LU-15811"><del>LU-15811</del></a> llite: Refactor DIO/AIO free code<br/> Project: fs/lustre-release<br/> Branch: master<br/> Current Patch Set: 1<br/> Commit: 7d83fa1abc4c23308b42eec381f1da450ff7c8ce</p> <p>"Oleg Drokin &lt;green@whamcloud.com&gt;" merged in patch <a href="https://review.whamcloud.com/47187/" class="external-link" target="_blank" rel="nofollow noopener">https://review.whamcloud.com/47187/</a><br/> Subject: <a href="https://jira.whamcloud.com/browse/LU-15811" title="simplify lower/upper AIO/DIO code" class="issue-link" data-issue-key="LU-15811"><del>LU-15811</del></a> llite: Rework upper/lower DIO/AIO<br/> Project: fs/lustre-release<br/> Branch: master<br/> Current Patch Set: <br/> Commit: 51c18539338f1a23f3fa725470b5d36941b15c46</p> <p>"Oleg Drokin &lt;green@whamcloud.com&gt;" merged in patch <a href="https://review.whamcloud.com/48000/" class="external-link" target="_blank" rel="nofollow noopener">https://review.whamcloud.com/48000/</a><br/> Subject: <a href="https://jira.whamcloud.com/browse/LU-15811" title="simplify lower/upper AIO/DIO code" class="issue-link" data-issue-key="LU-15811"><del>LU-15811</del></a> llite: Unify range unlock<br/> Project: fs/lustre-release<br/> Branch: master<br/> Current Patch Set: <br/> Commit: 36c34af60767bd5da5e9a66df0297e1dc7fa1fb1</p> <p>"Oleg Drokin &lt;green@whamcloud.com&gt;" merged in patch <a href="https://review.whamcloud.com/48115/" class="external-link" target="_blank" rel="nofollow noopener">https://review.whamcloud.com/48115/</a><br/> Subject: <a href="https://jira.whamcloud.com/browse/LU-15811" title="simplify lower/upper AIO/DIO code" class="issue-link" data-issue-key="LU-15811"><del>LU-15811</del></a> llite: Refactor DIO/AIO free code<br/> Project: fs/lustre-release<br/> Branch: master<br/> Current Patch Set: <br/> Commit: f1c8ac1156ebea2b8e94a75f056c403973bb9010</p> <p>Landed for 2.16</p> <p>"Oleg Drokin &lt;green@whamcloud.com&gt;" merged in patch <a href="https://review.whamcloud.com/48454/" class="external-link" target="_blank" rel="nofollow noopener">https://review.whamcloud.com/48454/</a><br/> Subject: <a href="https://jira.whamcloud.com/browse/LU-15811" title="simplify lower/upper AIO/DIO code" class="issue-link" data-issue-key="LU-15811"><del>LU-15811</del></a> llite: Rework upper/lower DIO/AIO<br/> Project: fs/lustre-release<br/> Branch: b2_15<br/> Current Patch Set: <br/> Commit: 1aca3426cde3ca3457bb3fa44c70ac91922df13d</p> <p>"Oleg Drokin &lt;green@whamcloud.com&gt;" merged in patch <a href="https://review.whamcloud.com/48455/" class="external-link" target="_blank" rel="nofollow noopener">https://review.whamcloud.com/48455/</a><br/> Subject: <a href="https://jira.whamcloud.com/browse/LU-15811" title="simplify lower/upper AIO/DIO code" class="issue-link" data-issue-key="LU-15811"><del>LU-15811</del></a> llite: Unify range unlock<br/> Project: fs/lustre-release<br/> Branch: b2_15<br/> Current Patch Set: <br/> Commit: 505c13b066547f41c80c90227be20259c0d22f35</p> <p>"Oleg Drokin &lt;green@whamcloud.com&gt;" merged in patch <a href="https://review.whamcloud.com/48456/" class="external-link" target="_blank" rel="nofollow noopener">https://review.whamcloud.com/48456/</a><br/> Subject: <a href="https://jira.whamcloud.com/browse/LU-15811" title="simplify lower/upper AIO/DIO code" class="issue-link" data-issue-key="LU-15811"><del>LU-15811</del></a> llite: Refactor DIO/AIO free code<br/> Project: fs/lustre-release<br/> Branch: b2_15<br/> Current Patch Set: <br/> Commit: 076938e18315d05ae8da49270a7c43876fccfadf</p> Related LU-16132 Development Rank 1|i02otr: Rank (Obsolete) 9223372036854775807 Severity