release/doc/en_US.ISO8859-1/relnotes/article.xml

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  18 <article xmlns="http://docbook.org/ns/docbook"
  19   xmlns:xlink="http://www.w3.org/1999/xlink" version="5.0"
  20   xml:id="top">
  21
  22   <info>
  23     <title>&os; &release.current; Release Notes</title>
  24
  25     <author>
  26       <orgname>The &os; Project</orgname>
  27     </author>
  28
  29     <pubdate>$FreeBSD$</pubdate>
  30
  31     <!-- First rev: 285831 -->
  32     <!-- Last rev: 284813 -->
  33
  34     <copyright>
  35       <year>2016</year>
  36       <holder role="mailto:doc@FreeBSD.org">The &os; Documentation
  37         Project</holder>
  38     </copyright>
  39
  40     <legalnotice xml:id="trademarks" role="trademarks">
  41       &tm-attrib.freebsd;
  42       &tm-attrib.ibm;
  43       &tm-attrib.ieee;
  44       &tm-attrib.intel;
  45       &tm-attrib.sparc;
  46       &tm-attrib.general;
  47     </legalnotice>
  48
  49     <abstract>
  50       <para>The release notes for &os; &release.current; contain
  51         a summary of the changes made to the &os; base system on the
  52         &release.branch; development line.  This document lists
  53         applicable security advisories that were issued since the last
  54         release, as well as significant changes to the &os; kernel and
  55         userland.  Some brief remarks on upgrading are also
  56         presented.</para>
  57     </abstract>
  58   </info>
  59
  60   <sect1 xml:id="intro">
  61     <title>Introduction</title>
  62
  63     <para>This document contains the release notes for &os;
  64       &release.current;.  It describes recently added, changed, or
  65       deleted features of &os;.  It also provides some notes on
  66       upgrading from previous versions of &os;.</para>
  67
  68     <para releasetype="current">The &release.type; distribution to
  69       which these release notes apply represents the latest point
  70       along the &release.branch; development branch since
  71       &release.branch; was created.  Information regarding pre-built,
  72       binary &release.type; distributions along this branch can be
  73       found at <uri
  74         xlink:href="&release.url;">&release.url;</uri>.</para>
  75
  76     <para releasetype="snapshot">The &release.type; distribution to
  77       which these release notes apply represents a point along the
  78       &release.branch; development branch between &release.prev; and
  79       the future &release.next;.  Information regarding pre-built,
  80       binary &release.type; distributions along this branch can be
  81       found at <uri
  82         xlink:href="&release.url;">&release.url;</uri>.</para>
  83
  84     <para releasetype="release">This distribution of &os;
  85       &release.current; is a &release.type; distribution.  It can be
  86       found at <uri xlink:href="&release.url;">&release.url;</uri> or
  87       any of its mirrors.  More information on obtaining this (or
  88       other) &release.type; distributions of &os; can be found in the
  89       <link
  90         xlink:href="&url.books.handbook;/mirrors.html"><quote>Obtaining
  91           &os;</quote> appendix</link> to the <link
  92         xlink:href="&url.books.handbook;/">&os;
  93         Handbook</link>.</para>
  94
  95     <para>All users are encouraged to consult the release errata
  96       before installing &os;.  The errata document is updated with
  97       <quote>late-breaking</quote> information discovered late in the
  98       release cycle or after the release.  Typically, it contains
  99       information on known bugs, security advisories, and corrections
 100       to documentation.  An up-to-date copy of the errata for &os;
 101       &release.current; can be found on the &os; Web site.</para>
 102
 103     <para>This document describes the most user-visible new or changed
 104       features in &os; since &release.prev;.</para>
 105
 106     <para>Typical release note items document recent security
 107       advisories issued after &release.prev;, new drivers or hardware
 108       support, new commands or options, major bug fixes, or
 109       contributed software upgrades.  They may also list changes to
 110       major ports/packages or release engineering practices.  Clearly
 111       the release notes cannot list every single change made to &os;
 112       between releases; this document focuses primarily on security
 113       advisories, user-visible changes, and major architectural
 114       improvements.</para>
 115   </sect1>
 116
 117   <sect1 xml:id="upgrade">
 118     <title>Upgrading from Previous Releases of &os;</title>
 119
 120     <para arch="amd64,i386">Binary upgrades between RELEASE versions
 121       (and snapshots of the various security branches) are supported
 122       using the &man.freebsd-update.8; utility.  The binary upgrade
 123       procedure will update unmodified userland utilities, as well as
 124       unmodified <filename>GENERIC</filename> kernel distributed as
 125       a part of an official &os; release.  The &man.freebsd-update.8;
 126       utility requires that the host being upgraded have Internet
 127       connectivity.</para>
 128
 129     <para>Source-based upgrades (those based on recompiling the &os;
 130       base system from source code) from previous versions are
 131       supported, according to the instructions in
 132       <filename>/usr/src/UPDATING</filename>.</para>
 133
 134     <important>
 135       <para>Upgrading &os; should only be attempted after
 136         backing up <emphasis>all</emphasis> data and configuration
 137         files.</para>
 138     </important>
 139   </sect1>
 140
 141   <sect1 xml:id="security-errata">
 142     <title>Security and Errata</title>
 143
 144     <para>This section lists the various Security Advisories and
 145       Errata Notices since &release.prev;.</para>
 146
 147     <sect2 xml:id="security">
 148       <title>Security Advisories</title>
 149
 150       &security;
 151     </sect2>
 152
 153     <sect2 xml:id="errata">
 154       <title>Errata Notices</title>
 155
 156       &errata;
 157     </sect2>
 158   </sect1>
 159
 160   <sect1 xml:id="userland">
 161     <title>Userland</title>
 162
 163     <para>This section covers changes and additions to userland
 164       applications, contributed software, and system utilities.</para>
 165
 166     <sect2 xml:id="userland-config">
 167       <title>Userland Configuration Changes</title>
 168
 169       <para>&nbsp;</para>
 170     </sect2>
 171
 172     <sect2 xml:id="userland-programs">
 173       <title>Userland Application Changes</title>
 174
 175       <para revision="287326,288202" contrib="sponsor" sponsor="&ff;">The
 176         &man.ar.1; utility now supports a <option>-D</option> flag to
 177         prevent real mtime, uid, gid, and file mode values from being
 178         inserted.  This is called <quote>deterministic mode</quote>
 179         and useful for making the resulting archives reproducible.
 180         This behavior is enabled by default, and can be disabled by
 181         specifying a <literal>-U</literal> flag.</para>
 182
 183       <para revision="286965">The &man.camcontrol.8;
 184         <command>fwdownload</command> subcommand has been improved.
 185         Changes include better support of SATA drives, downloading
 186         firmaware to IBM LTO drives, <option>-q</option> flag to
 187         suppress information output, and <command>opcodes</command>
 188         subcommand to issue the <literal>REPORT SUPPORTED
 189           OPCODES</literal> service action of the <literal>SCSI
 190         MAINTENANCE IN</literal> command.</para>
 191
 192       <para revision="291774">The &man.cp.1; utility has been updated
 193         to include a new flag, <literal>-s</literal>, which creates
 194         a symbolic link to the specified source.</para>
 195
 196       <para revision="285929">A bug in &man.ctladm.8; utility which could
 197         return a non-zero value even if it succeeds has been fixed.</para>
 198
 199       <para revision="286810" contrib="sponsor"
 200         sponsor="&yandex;">The &man.ifconfig.8; utility now reports
 201         SFP/SFP+ data when a <option>-v</option> flag is specified and
 202         the NIC driver provides them.</para>
 203
 204       <para revision="286064">The &man.jail.8; utility has been
 205         updated to include a new flag, <literal>-l</literal>, which
 206         ensures a clean environment in the target jail when used.
 207         Additionally, &man.jail.8; will run a shell within the target
 208         jail when run no commands are specified.</para>
 209
 210       <para revision="286952">The &man.last.1; utility now supports
 211         <literal>reboot</literal> as a pseudo-user name which prints
 212         all system reboot entries (<literal>SHUTDOWN_TIME</literal>
 213         and <literal>BOOT_TIME</literal> records).  This was
 214         accidentally removed as of &os; 9.0.</para>
 215
 216       <para revision="287027">The &man.mv.1; utility now returns
 217         <literal>1</literal> instead of <literal>64</literal>
 218         when more than two arguments are specified and
 219         the target is not a valid directory.</para>
 220
 221       <para revision="287122">The &man.mkimg.1; utility has been
 222         updated to include support for <literal>NTFS</literal>
 223         filesystems in both <acronym>MBR</acronym> and
 224         <acronym>GPT</acronym> partitioning schemes.</para>
 225
 226       <para revision="287122">A bug in the &man.mkimg.1; utility
 227         which prevented dynamic VHD format from working with QEMU
 228         has been fixed.</para>
 229
 230       <para revision="287746">The &man.pciconf.8; utility has been
 231         updated to use the PCI ID database from the <filename
 232           role="package">misc/pciids</filename> package, if present,
 233         falling back to the PCI ID database in the &os; base
 234         system.</para>
 235
 236       <para revision="288710" contrib="sponsor" sponsor="&gandi;">A
 237         new utility, &man.sesutil.8;, has been added, which is used
 238         to manage &man.ses.4; devices.</para>
 239
 240       <para revision="292231">Support for a
 241         <option>-manage-gids</option> flag has been added to
 242         &man.nfsuserd.8;.  This option can be enabled at boot time by
 243         setting an &man.rc.conf.5; variable
 244         <varname>nfs_server_managegids</varname> to
 245         <literal>YES</literal>.</para>
 246
 247       <para revision="287269">The &man.pkill.1; utility now supports
 248         &man.jail.2; name in a <option>-j</option> option in addition to
 249         &man.jail.2; ID.</para>
 250
 251       <para revision="287084"><command>userdel</command> and
 252         <command>usermod</command> subcommand of the &man.pw.8; utility
 253         now supports a <option>-y</option> flag.</para>
 254
 255       <para revision="292462" contrib="sponsor"
 256         sponsor="&dellinc;">The resolver library has been updated to
 257         reload <filename>/etc/resolv.conf</filename> if the
 258         modification time has changed.</para>
 259
 260       <para revision="293744" contrib="sponsor" sponsor="&ff;">The
 261         initial implementation of <quote>reroot</quote> support has
 262         been added to the &man.reboot.8; utility, allowing the root
 263         filesystem to be mounted from a temporary source filesystem
 264         without requiring a full system reboot.</para>
 265
 266       <para revision="287392">The &man.timeout.1; utility has been
 267         added.  This utility runs a command with a time limit and is
 268         compatible with <application>GNU timeout</application>.</para>
 269
 270       <para revision="287080">The &man.watchdogd.8; daemon now supports
 271         a <option>-x <replaceable>exit_timeout</replaceable></option>
 272         option to specify the timeout period in seconds to
 273         leave in effect when the program exits.</para>
 274
 275       <para revision="287375">The &man.ypinit.8; script now supports
 276         <filename>eui64</filename> NIS map file.</para>
 277     </sect2>
 278
 279     <sect2 xml:id="userland-contrib">
 280       <title>Contributed Software</title>
 281
 282       <para revision="286082">A bug in &man.libarchive.3; library which
 283         could report an error when handling a sparse file entry
 284         in a tar file has been fixed
 285         by importing changeset <literal>bf4f6ec64e</literal>.</para>
 286
 287       <para revision="286751">Time zone database has been updated to
 288         version <literal>2015f</literal>.</para>
 289
 290       <para revision="290152">The &man.file.1; utility has been
 291         updated to version 5.25.</para>
 292
 293       <para revision="292588">The &man.xz.1; utility has been updated
 294         to version 5.2.2, which provides support for multi-threaded
 295         compression.</para>
 296
 297       <para revision="293650">The &man.ntpd.8; utility has been
 298         updated to version 4.2.8p5.</para>
 299
 300       <para revision="294190">The &man.unbound.8; utility has been
 301         updated to version 1.5.7.</para>
 302
 303       <para revision="294286">The &man.less.1; utility has been
 304         updated to version v481.</para>
 305
 306       <para revision="295690">The
 307         <literal>unbound-control-setup</literal> script has been
 308         removed from the base system.</para>
 309
 310       <para revision="295691">The &man.unbound.8; utility has been
 311         updated to enable the <literal>insecure-lan-zones</literal>
 312         option in preference of listing each <acronym>AS112</acronym>
 313         zone individually.</para>
 314
 315       <para revision="296317">The <application>OpenSSL</application>
 316         suite has been updated to version 1.0.1s.</para>
 317
 318       <para revision="296853">The <application>OpenSSH</application>
 319         suite has been updated to version 7.2p2.</para>
 320     </sect2>
 321
 322     <sect2 xml:id="userland-installer">
 323       <title>Installation and Configuration Tools</title>
 324
 325       <para revision="295264" contrib="sponsor"
 326         sponsor="&scaleengine;">The &man.bsdinstall.8; utility has
 327         been updated to support <acronym>ZFS</acronym> installation
 328         on <acronym>EFI</acronym>-based systems.</para>
 329     </sect2>
 330
 331     <sect2 xml:id="userland-rc">
 332       <title><filename class="directory">/etc/rc.d</filename>
 333         Scripts</title>
 334
 335       <para revision="294680">The <literal>netwait</literal>
 336         &man.rc.8; script has been updated to wait for network
 337         interfaces that attach late in the boot process, such as some
 338         <acronym>USB</acronym> network cards.</para>
 339
 340       <para revision="287091">Firewall rules set by
 341         <literal>firewall_type="SIMPLE"</literal> now uses
 342         &man.ipfw.4; <command>tables</command> for addresses to be
 343         blocked.</para>
 344     </sect2>
 345
 346     <sect2 xml:id="userland-periodic">
 347       <title><filename class="directory">/etc/periodic</filename>
 348         Scripts</title>
 349
 350       <para>&nbsp;</para>
 351     </sect2>
 352
 353     <sect2 xml:id="userland-libraries">
 354       <title>Runtime Libraries and API</title>
 355
 356       <para>&nbsp;</para>
 357     </sect2>
 358
 359     <sect2 xml:id="userland-abi">
 360       <title>ABI Compatibility</title>
 361
 362       <para>&nbsp;</para>
 363     </sect2>
 364   </sect1>
 365
 366   <sect1 xml:id="kernel">
 367     <title>Kernel</title>
 368
 369     <para>This section covers changes to kernel configurations, system
 370       tuning, and system control parameters that are not otherwise
 371       categorized.</para>
 372
 373     <para revision="286742">The &man.vt.4; terminal console driver now
 374       supports <option>ALT_BREAK_TO_DEBUGGER</option> and
 375       <varname>debug.kdb.alt_break_to_debugger</varname> sysctl
 376       variable when kernel debugger support (<option>options
 377       KDB</option>) is enabled.</para>
 378
 379     <para revision="286843">A <function>thread_create()</function>
 380       function has been added as an API to create userspace thread in
 381       kernel space.</para>
 382
 383     <sect2 xml:id="kernel-bugfix">
 384       <title>Kernel Bug Fixes</title>
 385
 386       <para revision="288167" contrib="sponsor"
 387         sponsor="&multiplay;">The &man.kqueue.2; system call has been
 388         updated to handle write events to files larger than 2
 389         gigabytes.</para>
 390     </sect2>
 391
 392     <sect2 xml:id="kernel-config">
 393       <title>Kernel Configuration</title>
 394
 395       <para revision="286132" contrib="sponsor"
 396         sponsor="&ff;" arch="amd64,i386">The &man.pms.4; driver
 397         has been removed from
 398         <filename>GENERIC</filename> kernel.</para>
 399     </sect2>
 400
 401     <sect2 xml:id="kernel-sysctl">
 402       <title>System Tuning and Controls</title>
 403
 404       <para revision="287438">A &man.sysctl.3; variable
 405         <varname>kern.features.invariants</varname> has been added.
 406         It shows if the kernel is compiled with <option>INVARIANTS</option>
 407         or not.</para>
 408
 409       <para revision="286322" contrib="sponsor"
 410         sponsor="&ff;">A bug which could prevent a loader
 411         tunable <varname>kern.racct.enable</varname> from working
 412         has been fixed.</para>
 413     </sect2>
 414   </sect1>
 415
 416   <sect1 xml:id="drivers">
 417     <title>Devices and Drivers</title>
 418
 419     <para>This section covers changes and additions to devices and
 420       device drivers since &release.prev;.</para>
 421
 422     <sect2 xml:id="drivers-device">
 423       <title>Device Drivers</title>
 424
 425       <para revision="287079" arch="arm">The <literal>imxwdt</literal>
 426         driver, which supports Freescale i.MX watchdog, has been
 427         fixed.</para>
 428
 429       <para revision="287037">A bug in the &man.uart.4; driver which
 430         could cause a polarity reversal of PPS (Pulse Per Second)
 431         capture events has been fixed.  The trailing edge of a
 432         positive PPS pulse and the leading edge of the next pulse were
 433         used as "assert" and "clear" event respectively.</para>
 434
 435       <para revision="287037">The &man.uart.4; driver now supports
 436         runtime configuration of PPS signal source captured by the
 437         driver via <varname>dev.uart.pps_mode</varname> and
 438         <varname>dev.uart.<replaceable>0</replaceable>.pps_mode</varname>
 439         sysctl variables.  The values <literal>0</literal>,
 440         <literal>1</literal>, and <literal>2</literal> correspond to
 441         disabled, capturing pulses on the CTS line,
 442         and capturing pulses on the DCD line, respectively.
 443         The default value is <literal>2</literal>.</para>
 444
 445       <para revision="287035">The &man.uftdi.4; driver now supports
 446         <varname>UFTDIIOC_READ_EEPROM</varname>,
 447         <varname>UFTDIIOC_WRITE_EEPROM</varname>,
 448         and <varname>UFTDIIOC_ERASE_EEPROM</varname>
 449         &man.ioctl.2; to
 450         read/write serial EEPROM attached to the controller chip.</para>
 451     </sect2>
 452
 453     <sect2 xml:id="drivers-storage">
 454       <title>Storage Drivers</title>
 455
 456       <para revision="280451">Legacy &man.ata.4; drivers such as
 457         <literal>ataahci</literal>, <literal>ataadaptec</literal>,
 458         and <literal>mv_sata</literal> have been removed in favor of
 459         the new drivers such as &man.ahci.4;, &man.siis.4;, and
 460         &man.mvs.4;.</para>
 461
 462       <para revision="288732" contrib="sponsor" sponsor="&ix;">The
 463         <acronym>CTL</acronym> High Availability implementation has
 464         been rewritten.</para>
 465
 466       <para revision="288810">The &man.ctl.4; driver has been updated
 467         to support CD-ROM and removable devices.</para>
 468
 469       <para contrib="sponsor" sponsor="&ix;">The &man.isp.4; driver has
 470         been updated and improved: added support for 16Gbps FC cards,
 471         improved target mode support, completed Multi-ID (NPIV)
 472         functionality.</para>
 473     </sect2>
 474
 475     <sect2 xml:id="drivers-network">
 476       <title>Network Drivers</title>
 477
 478       <para revision="295524" contrib="sponsor"
 479         sponsor="&limelight;, &intelcorp;">The &man.ixgbe.4; driver
 480         has been updated to version 3.1.13-k.</para>
 481
 482       <para revision="286895">Firmwares for model T4 and T5 bundled
 483         with the &man.cxgbe.4; driver have been updated to
 484         version 1.14.4.0.</para>
 485     </sect2>
 486   </sect1>
 487
 488   <sect1 xml:id="hardware">
 489     <title>Hardware Support</title>
 490
 491     <para>This section covers general hardware support for physical
 492       machines, hypervisors, and virtualization environments, as well
 493       as hardware changes and updates that do not otherwise fit in
 494       other sections of this document.</para>
 495
 496     <sect2 xml:id="hardware-support">
 497       <title>Hardware Support</title>
 498
 499       <para revision="293675">The &man.ismt.4; driver has been added,
 500         providing support for recent &intel; SMBus 2.0
 501         controllers.</para>
 502     </sect2>
 503
 504     <sect2 xml:id="hardware-virtualization">
 505       <title>Virtualization Support</title>
 506
 507       <para revision="287802">The &man.xen.4; driver has been updated
 508         to include support for <literal>blkif</literal> indirect
 509         segment I/O.</para>
 510     </sect2>
 511
 512     <sect2 xml:id="hardware-arm">
 513       <title>ARM Support</title>
 514
 515       <para>&nbsp;</para>
 516     </sect2>
 517   </sect1>
 518
 519   <sect1 xml:id="storage">
 520     <title>Storage</title>
 521
 522     <para>This section covers changes and additions to file systems
 523       and other storage subsystems, both local and networked.</para>
 524
 525     <sect2 xml:id="storage-general">
 526       <title>General Storage</title>
 527
 528       <para>&nbsp;</para>
 529     </sect2>
 530
 531     <sect2 xml:id="storage-net">
 532       <title>Networked Storage</title>
 533
 534       <para>&nbsp;</para>
 535     </sect2>
 536
 537     <sect2 xml:id="storage-zfs">
 538       <title>ZFS</title>
 539
 540       <para revision="287665" contrib="sponsor"
 541         sponsor="&clusterhq;">The &man.zfs.8; <literal>l2arc</literal>
 542         code has been updated to take <literal>ashift</literal> into
 543         account when gathering buffers to be written to the
 544         <literal>l2arc</literal> device.</para>
 545     </sect2>
 546
 547     <sect2 xml:id="storage-geom">
 548       <title>&man.geom.4;</title>
 549
 550       <para>&nbsp;</para>
 551     </sect2>
 552   </sect1>
 553
 554   <sect1 xml:id="boot">
 555     <title>Boot Loader Changes</title>
 556
 557     <para>This section covers the boot loader, boot menu, and other
 558       boot-related changes.</para>
 559
 560     <sect2 xml:id="boot-loader">
 561       <title>Boot Loader Changes</title>
 562
 563       <para revision="294445">Initial terminal emulation support has
 564         been added to <filename>loader.efi</filename> for
 565         <acronym>UEFI</acronym>-based systems.</para>
 566
 567       <para revision="294999" contrib="sponsor"
 568         sponsor="&multiplay;">Initial <acronym>ZFS</acronym> boot
 569         support has been added to the <acronym>EFI</acronym>
 570         implementation.</para>
 571
 572       <para revision="295475" contrib="sponsor"
 573         sponsor="&scaleengine;">The <acronym>UEFI</acronym> loader has
 574         been updated to support multiple <acronym>ZFS</acronym> boot
 575         environments, such as those provided by <filename
 576           role="package">sysutils/beadm</filename>.</para>
 577     </sect2>
 578
 579     <sect2 xml:id="boot-menu">
 580       <title>Boot Menu Changes</title>
 581
 582       <para revision="294446">The <acronym>UEFI</acronym> boot menu
 583         has been updated to enable the <quote>Beastie</quote> menu,
 584         similiar to the traditional &man.sc.4; boot menu.</para>
 585     </sect2>
 586   </sect1>
 587
 588   <sect1 xml:id="network">
 589     <title>Networking</title>
 590
 591     <para>This section describes changes that affect networking in
 592       &os;.</para>
 593
 594     <para revision="286125" contrib="sponsor"
 595       sponsor="&netgate;">A bug in &man.pf.4; packet filter which
 596       could cause a rule with no <literal>log</literal> parameter to
 597       log the matched packet has been fixed.</para>
 598
 599     <para revision="286316">A bug in &os; IPv6 stack which did not
 600       invoke an <literal>LLENTRY_DELETED</literal> event when an L2
 601       address was deleted from the link-level address table for
 602       IPv6.</para>
 603
 604     <sect2 xml:id="network-protocols">
 605       <title>Network Protocols</title>
 606
 607       <para>&nbsp;</para>
 608     </sect2>
 609   </sect1>
 610
 611   <sect1 xml:id="ports">
 612     <title>Ports Collection and Package Infrastructure</title>
 613
 614     <para>This section covers changes to the &os;&nbsp;Ports
 615       Collection, package infrastructure, and package maintenance and
 616       installation tools.</para>
 617
 618     <sect2 xml:id="ports-infrastructure">
 619       <title>Infrastructure Changes</title>
 620
 621       <para>&nbsp;</para>
 622     </sect2>
 623
 624     <sect2 xml:id="ports-packages ">
 625       <title>Packaging Changes</title>
 626
 627       <para>&nbsp;</para>
 628     </sect2>
 629   </sect1>
 630
 631   <sect1 xml:id="doc">
 632     <title>Documentation</title>
 633
 634     <para>This section covers changes to the &os;&nbsp;Documentation
 635       Project sources and toolchain.</para>
 636
 637     <sect2 xml:id="doc-sources">
 638       <title>Documentation Source Changes</title>
 639
 640       <para>&nbsp;</para>
 641     </sect2>
 642
 643     <sect2 xml:id="doc-toolchain">
 644       <title>Documentation Toolchain Changes</title>
 645
 646       <para>&nbsp;</para>
 647     </sect2>
 648   </sect1>
 649
 650   <sect1 xml:id="releng">
 651     <title>Release Engineering and Integration</title>
 652
 653     <para>This section covers changes that are specific to the
 654       &os;&nbsp;Release Engineering processes.</para>
 655
 656     <sect2 xml:id="releng-changes">
 657       <title>Integration Changes</title>
 658
 659       <para>&nbsp;</para>
 660     </sect2>
 661   </sect1>
 662 </article>