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-14907 Lustre <p>VM area marked with VM_WRITE means that pages may be written, but mmap page write may ne ver happen.<br/> It should delay layout write until the actual modification on the file happen in -&gt;page_mkwrite().<br/> Otherwise, it will trigger panic for PCC-RO sanity-pcc test_21f().</p> <p>Fixes: f2d1c4ee4 ("<a href="https://jira.whamcloud.com/browse/LU-14647" title="mapwrite a FLR file does not stale other mirrors" class="issue-link" data-issue-key="LU-14647"><del>LU-14647</del></a> flr: mmap write/punch does not stale other mirrors")</p> LU-14907

VM_WRITE should not trigger layout write

Bug Minor Open Unresolved Qian Yingjin Qian Yingjin Tue, 3 Aug 2021 13:01:34 +0000 Tue, 3 Aug 2021 14:22:55 +0000 0 5 <p>Andreas Dilger (adilger@whamcloud.com) uploaded a new patch: <a href="https://review.whamcloud.com/44483" class="external-link" target="_blank" rel="nofollow noopener">https://review.whamcloud.com/44483</a><br/> Subject: <a href="https://jira.whamcloud.com/browse/LU-14907" title="VM_WRITE should not trigger layout write" class="issue-link" data-issue-key="LU-14907">LU-14907</a> pcc: VM_WRITE should not trigger layout write<br/> Project: fs/lustre-release<br/> Branch: master<br/> Current Patch Set: 1<br/> Commit: de1fe260d8c88112b46857d69cf5fe9e5d06cfbd</p> Duplicate Development Rank 1|i020rb: Rank (Obsolete) 9223372036854775807 Severity