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New release notes: kern.features, superpages, em(4)/igb split, malo(4),

Browse Source 
mxge firmware 1.4.29 update, bpf(4) zerocopy, kgdb(1) add-kld, procstat(1),
realpath(1) -q (+MFC), top(1) -P, hostapd 0.5.10, WPA supplicant 0.5.10,
GNOME 2.22 (+MFC).

Modified release notes:  Add cpuset(2) manpage reference, make wpi(4)
note reflect reality, tzdata2008b.

MFCs noted:  ddb(4) output capture, ddb(4) scripting.
This commit is contained in:
Bruce A. Mah 2008-03-31 04:38:58 +00:00
parent a4148af5f0
commit 61e9791e39
1 changed files with 59 additions and 7 deletions
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66
release/doc/en_US.ISO8859-1/relnotes/article.sgml
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@ -140,7 +140,7 @@
<sect2 id="kernel">
<title>Kernel Changes</title>
<para>A new API called <literal>cpuset</literal> has been added
<para>A new &man.cpuset.2; API has been added
for thread to CPU binding and CPU resource grouping and
assignment. The &man.cpuset.1; userland utility has been added
to allow manipulation of processor sets.</para>
@ -149,14 +149,14 @@
facility. Input and output from &man.ddb.4; can now be captured
to a memory buffer for later inspection using &man.sysctl.8; or
a textdump. The new <command>capture</command> command controls
this feature.</para>
this feature. &merged;</para>
<para>The &man.ddb.4; debugger now supports a simple scripting
facility, which supports a set of named scripts consisting of a
set of &man.ddb.4; commands. These commands can be managed from
within &man.ddb.4; or with the use of the new &man.ddb.8;
utility. More details can be found in the &man.ddb.4; manual
page.</para>
page. &merged;</para>
<para>The kernel now supports a new textdump format of kernel
dumps. A textdump provides higher-level information via
@ -175,6 +175,15 @@
will be provided via &man.libmap.conf.5; for dynamically linked
binaries.</para>
<para>The &os; kernel now exports information about certain kernel
features via the <varname>kern.features</varname> sysctl tree.
The &man.feature.present.3; library call provides a convenient
interface for user applications to test the presence of
features.</para>
<para>[&arch.amd64;] The &os; kernel now has support for large
memory page mappings (<quote>superpages</quote>).</para>
<sect3 id="boot">
<title>Boot Loader Changes</title>
@ -212,6 +221,19 @@
<sect4 id="net-if">
<title>Network Interface Support</title>
<para>The &man.em.4; driver has been split into two drivers
with some common parts. The &man.em.4; driver will continue
to support adapters up to the 82575, as well as new
client/desktop adapters. A new igb driver
will support new server adapters.</para>
<para>The &man.malo.4; driver has been added to provide
support for Marvell Libertas 88W8335 based PCI network
adapters.</para>
<para>The firmware for the &man.mxge.4; driver has been
updated from 1.4.25 to 1.4.29.</para>
<para>The &man.sf.4; driver has been overhauled to improve its
performance and to add support for checksum offloading. It
should also work on all architectures.</para>
@ -225,8 +247,8 @@
architectures.</para>
<para>[&arch.amd64;, &arch.i386;] The &man.wpi.4; driver has
been added to support the Intel 3945 Wireless LAN
Controller.</para>
been updated to include a number of stability fixes.
&merged;</para>
</sect4>
</sect3>
@ -234,6 +256,13 @@
<sect3 id="net-proto">
<title>Network Protocols</title>
<para>The &man.bpf.4; packet filter and capture facility now
supports a zero-copy mode of operation, in which buffers are
loaned from a user process to the kernel. This feature can
be enabled by setting
the <varname>net.bpf.zerocopy_enable</varname> sysctl
variable to <literal>1</literal>.</para>
<para>A bug in TCP options padding, where the wrong padding
bytes were used, has been fixed.</para>
@ -283,6 +312,17 @@
of primaries that were present in GNU find but not &os;
&man.find.1;.</para>
<para>&man.kgdb.1; now supports a new <command>add-kld</command>
command to make it easier to debug crash dumps with kernel
modules.</para>
<para>The &man.procstat.1; utility has been added to display
detailed information about processes.</para>
<para>The &man.realpath.1; utility now supports
a <option>-q</option> flag to suppress warnings; it now also
accepts multiple paths on its command line. &merged; </para>
<para>The &man.split.1; utility now supports a <option>-n</option>
flag to split a file into a certain number of chunks.</para>
@ -290,6 +330,9 @@
flag to enable &man.compress.1;-style
compression/decompression.</para>
<para>&man.top.1; now supports a <option>-P</option> flag to
provide per-CPU usage statistics.</para>
<para>&man.traceroute.8; now has the ability to print the AS
number for each hop with the new <option>-a</option> switch; a
new <option>-A</option> option allows selecting a particular
@ -322,6 +365,9 @@
<para><application>CVS</application> has been updated from 1.11.17
to a post-1.11.22 snapshot from 10 March 2008.</para>
<para><application>hostapd</application> has been
updated from 0.5.8 to 0.5.10.</para>
<para><application>IPFilter</application> has been updated from
4.1.23 to 4.1.28.</para>
@ -339,7 +385,10 @@
<para>The timezone database has been updated from
the <application>tzdata2007h</application> release to
the <application>tzdata2008a</application> release. &merged;</para>
the <application>tzdata2008b</application> release. &merged;</para>
<para><application>WPA Supplicant</application> has been
updated from 0.5.8 to 0.5.10.</para>
</sect2>
@ -353,7 +402,10 @@
<sect2 id="releng">
<title>Release Engineering and Integration</title>
<para></para>
<para>The supported version of
the <application>GNOME</application> desktop environment
(<filename role="package">x11/gnome2</filename>) has been
updated from 2.20.1 to 2.22. &merged;</para>
</sect2>