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Document r281255, devfs(5) read/write update timestamp

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precision.

Sponsored by:	The FreeBSD Foundation
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gjb 2015-04-28 21:58:11 +00:00
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release/doc/en_US.ISO8859-1/relnotes/article.xml
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@ -279,6 +279,14 @@
&man.hwpmc.4; default and maximum callchain depths have been
increased. The default has been increased from 16 to 32, and
the maximum increased from 32 to 128.</para>
<para revision="281255" contrib="sponsor"
sponsor="&ix;, &ff;">The &man.devfs.5; device filesystem has
been changed to update timestamps for read/write operations
using seconds precision. A new &man.sysctl.8;,
<literal>vfs.devfs.dotimes</literal> has been added, which
when set to a non-zero value, enables default precision
timestamps for these operations.</para>
</sect2>
</sect1>