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-9129 Lustre <p>ll_writepages() should ignore layout change otherwise it would cause deadlock in direct IO. This is because ll_writepages() would be called inside the direct IO context and if the layout has been changed during this time, the layout_conf() has to wait for active IO to complete before applying the layout change.</p> <p>Patch is coming soon.</p> LU-9129

deadlock in direct IO

Bug Minor Resolved Fixed Jinshan Xiong Jinshan Xiong Wed, 15 Feb 2017 18:21:56 +0000 Thu, 30 Mar 2017 22:02:44 +0000 Thu, 30 Mar 2017 05:52:22 +0000 Lustre 2.10.0 0 3 <p>Jinshan Xiong (jinshan.xiong@intel.com) uploaded a new patch: <a href="https://review.whamcloud.com/25474" class="external-link" target="_blank" rel="nofollow noopener">https://review.whamcloud.com/25474</a><br/> Subject: <a href="https://jira.whamcloud.com/browse/LU-9129" title="deadlock in direct IO" class="issue-link" data-issue-key="LU-9129"><del>LU-9129</del></a> llite: ignore layout for ll_writepages()<br/> Project: fs/lustre-release<br/> Branch: master<br/> Current Patch Set: 1<br/> Commit: cb18675a005842cbe0156316f0be646acd6fb7b5</p> <p>Oleg Drokin (oleg.drokin@intel.com) merged in patch <a href="https://review.whamcloud.com/25474/" class="external-link" target="_blank" rel="nofollow noopener">https://review.whamcloud.com/25474/</a><br/> Subject: <a href="https://jira.whamcloud.com/browse/LU-9129" title="deadlock in direct IO" class="issue-link" data-issue-key="LU-9129"><del>LU-9129</del></a> llite: ignore layout for ll_writepages()<br/> Project: fs/lustre-release<br/> Branch: master<br/> Current Patch Set: <br/> Commit: 5236673a906aecc91993fbbf97adaf7a1feecd2b</p> Development Rank 1|hzz3zr: Rank (Obsolete) 9223372036854775807 Severity