Author: hrs
Date: Tue Jan 10 08:01:24 2012
New Revision: 229926
URL: http://svn.freebsd.org/changeset/base/229926
Log:
Add relnotes items:
machdep.disable_tsc_calibration tunable,
ada(4) kern.cam.ada.write_cache sysctl,
geom_map(4) added,
readline(3) functions imported into libedit, and
lib{md,crypt} SHA-256/-512 support added.
Modified:
stable/9/release/doc/en_US.ISO8859-1/relnotes/article.sgml
Modified: stable/9/release/doc/en_US.ISO8859-1/relnotes/article.sgml
==============================================================================
--- stable/9/release/doc/en_US.ISO8859-1/relnotes/article.sgml Tue Jan 10
07:46:35 2012 (r229925)
+++ stable/9/release/doc/en_US.ISO8859-1/relnotes/article.sgml Tue Jan 10
08:01:24 2012 (r229926)
@@ -587,12 +587,16 @@
supports Sony Playstation 3 using the OtherOS feature
available on firmwares 3.15 and earlier.</para>
- <para revision="219473">A new &man.loader.8; tunable
+ <para revision="219473,220577">A new &man.loader.8; tunable
<varname>machdep.disable_tsc</varname> has been added.
Setting this to a non-zero value disables use of TSC (Time
Stamp Counter) by turning off boot-time CPU frequency
calibration, DELAY(9) with TSC, and using TSC as a CPU
- ticker.</para>
+ ticker. Another new &man.loader.8; tunable
+ <varname>machdep.disable_tsc_calibration</varname> allows to
+ skip TSC frequency calibration only. This is useful when
+ one wants to use the nominal frequency of the chip in Intel
+ processors, for example.</para>
<para revision="215649">The &os; &man.usb.4; subsystem now
supports USB packet filter. This allows to capture packets
@@ -798,6 +802,26 @@ wpi0: wpi_rx_intr: bus_dmamap_load faile
<sect3 id="disks">
<title>Disks and Storage</title>
+ <para revision="220412">The &man.ada.4; driver now supports
+ write cache control. A new &man.sysctl.8 variable
+ <varname>kern.cam.ada.write_cache</varname> determines
+ whether write cache of the &man.ada.4; devices is enabled or
+ not. Setting to <literal>1</literal> enables and
+ <literal>0</literal> disables, and <literal>-1</literal>
+ leaves it the device default. &man.sysctl.8 variables
+
<varname>kern.cam.ada.<replaceable>N</replaceable>.write_cache</varname>
+ can override the configuration in a per-device basis (the
+ default value is <literal>-1</literal>, which means to use
+ the global setting). Note that the value can be changed at
+ runtime, but it takes effect only after a device
+ reset.</para>
+
+ <para revision="220559">The &man.geom.map.4; GEOM class has
+ been added. This allows to generate multiple geom providers
+ based on a hard-coded layout of a device with no explicit
+ partition table such as embedded flash storage. For more
+ information, see &man.geom.map.4; manual page.</para>
+
<para revision="218014">The &man.gpart.8; GEOM class now
supports the following aliases for the MBR and EBR schemes:
<literal>fat32</literal>, <literal>ebr</literal>,
@@ -970,6 +994,16 @@ nfsuserd_enable="YES"</programlisting>
<literal>half-duplex</literal>,
and <literal>loopback</literal>, respectively.</para>
+ <para revision="220370">&man.readline.3; API set has been
+ imported into <application>libedit</application>. This is
+ based on NetBSD's implementation and BSD licensed utilities
+ now use it instead of GNU
+ <application>libreadline</application>.</para>
+
+ <para revision="220496,220497"><application>libmd</application>
+ and <application>libcrypt</application> now support SHA-256
+ and SHA-512 algorithm.</para>
+
<para revision="217642">The &man.netstat.1; utility now does not
expose internal scope address representation used in the &os;
kernel, which is derived from KAME IPv6 stack, in the results
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