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<div><font face="微软雅黑, Tahoma" size="3"><span></span>hi</font></div>
<div><font face="微软雅黑, Tahoma" size="3"><br>
</font></div>
<div><font face="微软雅黑, Tahoma" size="3"><span style="line-height: normal;">We found a BUG situation </span><span style="line-height: normal;">described below. To fix the bug, I think</span></font></div>
<div><font face="微软雅黑, Tahoma" size="3">dlm_drop_lockres_ref should be 0 in the case of <span style="line-height: 1.5;">dlm_is_host_down(</span></font><span style="font-family: 微软雅黑, Tahoma; font-size: medium; line-height: 24px; background-color: window;">master
goes down</span><span style="line-height: 1.5; font-family: 微软雅黑, Tahoma; font-size: medium; background-color: window;">).</span></div>
<div><font face="微软雅黑, Tahoma" size="3"><span style="line-height: 24px;">or </span><span style="background-color: rgb(255, 255, 255);"><span style="line-height: 24px;">list_del_init(&res->purge)</span></span></font><span style="background-color: window; font-size: 16px; line-height: 24px; font-family: 微软雅黑, Tahoma;">
should be</span><font face="微软雅黑, Tahoma" size="3"><span style="background-color: rgb(255, 255, 255);"><span style="line-height: 24px;"> </span><span style="line-height: 16.0160007476807px; widows: 1;">behind</span><span style="line-height: 16.0160007476807px; widows: 1;"> </span></span></font><span style="background-color: window; font-size: 16px; font-family: 微软雅黑, Tahoma; line-height: 19px;">the </span><font face="微软雅黑, Tahoma" size="3" style="background-color: window;">!master
&& ret != 0 return,</font></div>
<div><font face="微软雅黑, Tahoma" size="3" style="background-color: window;">the res will release int the recovery process while umounting the vol.</font></div>
<div><font face="微软雅黑, Tahoma" size="3" style="background-color: window;">Thanks</font></div>
<div><br>
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<div style="font-size: 16px;"><font face="微软雅黑, Tahoma" size="2" style="font-size: 16px;"><span style="line-height: normal;">detail:</span></font></div>
<div style="font-size: 16px;"><span style="font-family: 微软雅黑, Tahoma; line-height: normal;"><br>
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<div style="font-size: 16px;"><span style="line-height: normal; font-family: 微软雅黑, Tahoma;"> Node 1 Node 2(master)</span><br style="line-height: normal; font-family: 微软雅黑, Tahoma;">
<span style="font-family: '微软雅黑, Tahoma'; background-color: rgba(0, 0, 0, 0);"> </span><span style="line-height: normal; font-family: 微软雅黑, Tahoma;">dlm_purge_lockres </span></div>
<div><font face="微软雅黑, Tahoma" size="2" style="font-size: 16px;"> <span 微软雅黑,tahoma??;font-size:13px;color:rgb(0,0,0);background-color:rgba(0,font-weight:normal;font-style:normal;text-decoration:none;?=""> </span>dlm_drop_lockres_ref
</font><font face="微软雅黑, Tahoma" size="3">master goes down</font></div>
<div style="font-size: 16px;"><span style="font-family: '微软雅黑, Tahoma'; background-color: rgba(0, 0, 0, 0);"> </span><span style="font-family: "" 微软雅黑,tahoma??;font-size:13px;color:rgb(0,0,0);background-color:rgba(0,font-weight:normal;font-style:normal;text-decoration:none;?=""> </span><span 微软雅黑,tahoma??;font-size:13px;color:rgb(0,0,0);background-color:rgba(0,font-weight:normal;font-style:normal;text-decoration:none;?=""><font face="微软雅黑, Tahoma" size="2" style="font-size: 16px;">
</font></span><font face="微软雅黑, Tahoma" size="2" style="font-size: 16px;">list_del_init(&res->purge)</font></div>
<div><font><span style="line-height: 19px;"><font face="微软雅黑, Tahoma" size="3"> </font></span></font><font face="微软雅黑, Tahoma" size="3">!master && ret != 0 return</font></div>
<div style="font-size: 16px;"><span style="font-family: "" 微软雅黑,tahoma??;font-size:13px;color:rgb(0,0,0);background-color:rgba(0,font-weight:normal;font-style:normal;text-decoration:none;?="">
</span><span 微软雅黑,tahoma??;font-size:13px;color:rgb(0,0,0);background-color:rgba(0,font-weight:normal;font-style:normal;text-decoration:none;?=""><font face="微软雅黑, Tahoma" size="2" style="font-size: 16px;"> get a failure while umounting.</font></span></div>
<div><span style="line-height: normal; font-size: small; font-family: 微软雅黑, Tahoma;"> </span><br style="line-height: normal; font-size: small; font-family: 微软雅黑, Tahoma;">
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<div class="commit-subject" style="font-weight: bold; font-size: 16.6666660308838px; margin: 1.5em 0em 0.5em; padding: 0em; color: rgb(51, 51, 51); font-family: sans-serif; line-height: normal; widows: 1;">
ocfs2/dlm: return in progress if master can not clear the refmap bit right now<span class="decoration"></span></div>
<div class="commit-msg" style="white-space: pre; font-family: monospace; color: rgb(51, 51, 51); font-size: 13.3333330154419px; line-height: normal; widows: 1;">
Master returns in-progress to non-master node when it can not clear the refmap bit right now. And non-master node will not purge the lock resource until receiving deref done message.</div>
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<div class="commit-msg" style="white-space: pre; font-family: monospace; color: rgb(51, 51, 51); font-size: 13.3333330154419px; line-height: normal; widows: 1;">
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<div style="font-size: 16px;"><i><font color="#993300">zhangguanghui</font></i></div>
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