---
title: "FreeBSD 4.10 Open Issues"
sidenav: download
---

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<h1>Open Issues</h1>

<p>This is a list of open issues that need to be resolved for FreeBSD
  4.10.  If you have any updates for this list, please e-mail
  re@FreeBSD.org.</p>

<p>As many of these open issues involve merging bus_dma driver changes
  from -CURRENT, the <a href="../../../projects/busdma/index.html" shape="rect">busdma</a> project page is
  also useful.</p>

<h3>Must Resolve Issues for 4.10-RC3</h3>

<table class="tblbasic">
  <tr><th rowspan="1" colspan="1">Issue</th><th rowspan="1" colspan="1">Status</th><th rowspan="1" colspan="1">Responsible</th><th rowspan="1" colspan="1">Description</th>
      </tr>

</table>


<h3>Must Resolve Issues for 4.10-RELEASE</h3>

<table class="tblbasic">
  <tr><th rowspan="1" colspan="1">Issue</th><th rowspan="1" colspan="1">Status</th><th rowspan="1" colspan="1">Responsible</th><th rowspan="1" colspan="1">Description</th>
      </tr>

</table>

<h3>Desired Features for 4.10-RELEASE</h3>

<table class="tblbasic">
  <tr><th rowspan="1" colspan="1">Issue</th><th rowspan="1" colspan="1">Status</th><th rowspan="1" colspan="1">Responsible</th><th rowspan="1" colspan="1">Description</th>
      </tr>
</table>

<h3>Documentation items that must be resolved for 4.10</h3>

<table class="tblbasic">
  <tr><th rowspan="1" colspan="1">Issue</th><th rowspan="1" colspan="1">Status</th><th rowspan="1" colspan="1">Responsible</th><th rowspan="1" colspan="1">Description</th>
      </tr>

</table>

<h3>Testing focuses for 4.10</h3>

<table class="tblbasic">
  <tr><th rowspan="1" colspan="1">Issue</th><th rowspan="1" colspan="1">Status</th><th rowspan="1" colspan="1">Responsible</th><th rowspan="1" colspan="1">Description</th>
      </tr>

	<tr>
	  <td rowspan="1" colspan="1">twe(4) stability problem</td>
	  <td rowspan="1" colspan="1"><font color="orange">Needs&nbsp;testing</font></td>
	  <td rowspan="1" colspan="1">--</td>
	  <td rowspan="1" colspan="1">The twe(4) driver has a stability problem
	    when a lot of rapid sequential small file
	    inserts into a new directory tree.  A set of patches
	    for the problem has been committed just before 4.10-RC3.</td>
	</tr>

	<tr>
	  <td rowspan="1" colspan="1">vmspace leak</td>
	  <td rowspan="1" colspan="1"><font color="orange">Needs&nbsp;testing</font></td>
	  <td rowspan="1" colspan="1">--</td>
	  <td rowspan="1" colspan="1">Copying vm_exitingcnt to the new vmspace in vmspace_exec()
	    can make it very high values and never drop to 0 and
	    be freed.  This can cause a system crash.  A patch for the
	    problem has been committed just before 4.10-RC3.</td>
	</tr>

	<tr>
	  <td rowspan="1" colspan="1">twa(4) fails in sysinstall</td>
	  <td rowspan="1" colspan="1"><font color="orange">Needs&nbsp;testing</font></td>
	  <td rowspan="1" colspan="1">--</td>
	  <td rowspan="1" colspan="1">When a twa(4) device in a system with no SCSI controller
	    is detected, sysinstall in 4.10-RC2 does not recognize
	    the disks attached.  It seems that
	    this problem may involve inconsistency between the CAM
	    device rescanning and the kernel module loading.
	    A patch for the problem has been committed just before 4.10-RC3.</td>
	</tr>
</table>


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