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12/02

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<p>
<h2><font color="#e00000">Changes made between OpenBSD 3.8 and OpenBSD-current</font></h2>
<hr>

<p>
This is a partial list of the major machine-independent changes
(i.e., these are the changes people ask about most often).  Port
specific changes have also been made, and are sometimes mentioned
in the pages for the specific <a href="plat.html">platforms</a>.

<p>
Changes to the <a href="ports.html">ports</a> collection are documented
<a href="portsplus/index.html">here</a>.

<p>
Note: <font color="#e00000">Problems for which patches exist are marked in red</font>.

<p>
<h3>
For changes in other releases, click below:<br>
<a href="plus20.html">2.0</a>,
<a href="plus21.html">2.1</a>,
<a href="plus22.html">2.2</a>,
<a href="plus23.html">2.3</a>,
<a href="plus24.html">2.4</a>,
<a href="plus25.html">2.5</a>,
<a href="plus26.html">2.6</a>,
<a href="plus27.html">2.7</a>,
<a href="plus28.html">2.8</a>,
<a href="plus29.html">2.9</a>,
<a href="plus30.html">3.0</a>,
<a href="plus31.html">3.1</a>,
<a href="plus32.html">3.2</a>,
<a href="plus33.html">3.3</a>,
<a href="plus34.html">3.4</a>,
<a href="plus35.html">3.5</a>,
<a href="plus36.html">3.6</a>,
<a href="plus37.html">3.7</a>,
<a href="plus38.html">3.8</a>.
<br>
</h3>

<p>
<h3><font color="#0000e0">We are working on OpenBSD-current.</font></h3><p>
<p>

<ul>
<!-- 2005/12/02 -->
<li>Fix signal races in  <a href="http://www.openbsd.org/cgi-bin/man.cgi?query=event&sektion=3">event(3)</a>.
<li>Tweaks to <a href="http://www.openbsd.org/cgi-bin/man.cgi?query=apmd&sektion=8">apmd(8)</a>'s
automatic performance adjustment change (raise when needed) and new -C option
to have the old behaviour.
<li>Add initial SB Audigy support to
<a href="http://www.openbsd.org/cgi-bin/man.cgi?query=emu&sektion=4">emu(4)</a>.
<li>More forward leaps for OpenCVS.
<li>Add <a href="http://www.openbsd.org/cgi-bin/man.cgi?query=axe&sektion=4">axe(4)</a>,
a driver for ASIX AX88772 10/100 ethernet adapters that are similar
to the gigabit AX88178.
<li>Add -j option to <a href="http://www.openbsd.org/cgi-bin/man.cgi?query=date&sektion=1">date(1)</a>
to suppress setting the clock, but parse the given argument (for format conversion or to test).
<li>In <a href="http://www.openbsd.org/cgi-bin/man.cgi?query=ssh-keygen&sektion=1">ssh-keygen(1)</a>,
enforce DSA key length to exactly 1024 bits and increase minimum RSA key size
to 768 bits.
<li>Many <a href="http://www.openbsd.org/cgi-bin/man.cgi?query=lint&sektion=1">lint(1)</a>
improvements, avoid various false positives.
<li>Make <a href="http://www.openbsd.org/cgi-bin/man.cgi?query=lynx&sektion=1">lynx(1)</a>
use arc4random(4) instead of other random functions; fix a possible crash.
<li>A lot of mvme88k/luna88k improvements and fixes.
<li>In <a href="http://www.openbsd.org/cgi-bin/man.cgi?query=carp&sektion=4">carp(4)</a>,
fix a bug where lower prioritized hosts would invalidly switch to
MASTER for a short time at boot-up.
<!-- 2005/11/27 -->
<li>Make a <a href="http://www.openbsd.org/cgi-bin/man.cgi?query=trunk&sektion=4">trunk(4)</a> interface's link state depend on the link states of the trunkports and fix a possible crash.
<li>Initial support for ASF in the <a href="http://www.openbsd.org/cgi-bin/man.cgi?query=bge&sektion=4">bge(4)</a> driver.
<li>Fix interrupt moderation timer frequences for Yukon/Yukon-II cards in <a href="http://www.openbsd.org/cgi-bin/man.cgi?query=sk&sektion=4">sk(4)</a>.
<li>Re-introduce debugging aid for queue macros to sys/queue.h, disabled by default.
<li>Update <a href="http://www.openbsd.org/cgi-bin/man.cgi?query=xterm&sektion=1">xterm(1)</a>
to version 207.
<li>Remove kernfs.
<li>In <a href="http://www.openbsd.org/cgi-bin/man.cgi?query=ipsecctl&sektion=8">ipsecctl(8)</a>,
remove old-style keyed sha1/md5 - only hmac-sha1/md5 are supported.
<li>Various <a href="http://www.openbsd.org/cgi-bin/man.cgi?query=lint&sektion=1">lint(1)</a>
modernizations and infrastructure changes to facilitate its use.
<li>Make <a href="http://www.openbsd.org/cgi-bin/man.cgi?query=iwi&sektion=4">iwi(4)</a>
work on big endian architectures.
<li>In <a href="http://www.openbsd.org/cgi-bin/man.cgi?query=ral&sektion=4">ral(4)</a>,
implement the Adaptive Multi Rate Retry Algorithm (AMRR) for BSS mode and
other miscellaneous driver improvements.
<li>Permit <a href="http://www.openbsd.org/cgi-bin/man.cgi?query=apmd&sektion=8">apmd(8)</a>
to run on systems without APM support and let it handle hw.setperf
manually or dynamically.
<li>In <a href="http://www.openbsd.org/cgi-bin/man.cgi?query=dhcpd&sektion=8">dhcpd(8)</a>,
fix problem of server looping with "already acking lease" when busy
With short lease times.
<li>In <a href="http://www.openbsd.org/cgi-bin/man.cgi?query=tcpdump&sektion=8">tcpdump(8)</a>,
add a printer for IAPP and hostapd(8) messages.
<li>Many improvements and added features to <a href="http://www.openbsd.org/cgi-bin/man.cgi?query=mg&sektion=1">mg(1)</a>.
<li>In <a href="http://www.openbsd.org/cgi-bin/man.cgi?query=ipmi&sektion=4">ipmi(4)</a>,
do extra checks to prevent crashes on machines with a buggy BIOS.
<li>Move contents of sys/select.h into sys/selinfo.h in preparation for a
userland-visible sys/select.h in consistence with other systems.
<li>Add <a href="http://www.openbsd.org/cgi-bin/man.cgi?query=esm&sektion=3">esm(3)</a>,
a driver for Embedded Server Management for Dell PowerEdge servers.
<li>Perform Kerberos calls even for invalid users to prevent leaking information
about account validity in <a href="http://www.openbsd.org/cgi-bin/man.cgi?query=ssh&sektion=1">ssh(1)</a>.
<!-- 2005/11/21 -->
<li>In <a href="http://www.openbsd.org/cgi-bin/man.cgi?query=siop&sektion=4">siop(4)</a>,
fix microcode and driver to solve problems with interaction
with some problematic drives.
<li>Add <a href="http://www.openbsd.org/cgi-bin/man.cgi?query=hostapd&sektion=8">hostapd(8)</a>
support for multiple hostap (wireless) interfaces.
<li>In <a href="http://www.openbsd.org/cgi-bin/man.cgi?query=rtw&sektion=4">rtw(4)</a>.
add support for GCT GRF5101 based hardware.
<li>In <a href="http://www.openbsd.org/cgi-bin/man.cgi?query=bge&sektion=4">bge(4)</a>,
correct a performance bug that remained from the original driver and
eliminate an unneeded and expensive PCI register write.
<!-- 2005/11/19 -->
<li>In <a href="http://www.openbsd.org/cgi-bin/man.cgi?query=wi&sektion=4">wi(4)</a> usb,
add support for ViewSonic Airsync Prism 2.5 USB adapters.
<li>Remove <a href="http://www.openbsd.org/cgi-bin/man.cgi?query=lock&sektion=9">lockmgr(9)</a> kernel mechanism and access curproc directly
which is simpler and will avoid many bugs in the interface.
<li>In <a href="http://www.openbsd.org/cgi-bin/man.cgi?query=pcap&sektion=3">pcap(3)</a>,
avoid a memory error that could lead to a crash after a complex bpf filter was specified.
<li>Add support for <a href="http://www.openbsd.org/cgi-bin/man.cgi?query=onyx&sektion=4&arch=macppc">onyx(4)</a> audio device driver.
<li>A fix in macppc's i2s audio framework that makes iMac G5 sound work.
<li>Update <a href="http://www.openbsd.org/cgi-bin/man.cgi?query=pcap&sektion=3">pcap(3)</a>
to libpcap-0.9.4's API and update tcpdump accordingly.
<li>Major improvements to the <a href="http://www.openbsd.org/cgi-bin/man.cgi?query=aac&sektion=4">aac(4)</a> device driver.
<li>In <a href="http://www.openbsd.org/cgi-bin/man.cgi?query=sd&sektion=4">sd(4)</a>,
use sectors as the partition size unit.  Fixes disklabel error messages for devices that have no OpenBSD disklabel and sectorsize larger than 512.
<li>Introduce new C99 math functions, <a href="http://www.openbsd.org/cgi-bin/man.cgi?query=lrint&sektion=3">lrint(3)</a>/<a href="http://www.openbsd.org/cgi-bin/man.cgi?query=lround&sektion=3">lround(3)</a> families.
<li>In <a href="http://www.openbsd.org/cgi-bin/man.cgi?query=rup&sektion=1">rup(1)</a>,
sort hosts when specified on the command line as well.
<li>Fix a buffer overflow in <a href="http://www.openbsd.org/cgi-bin/man.cgi?query=ftp-proxy&sektion=8">ftp-proxy(8)</a>.
<li>In <a href="http://www.openbsd.org/cgi-bin/man.cgi?query=tun&sektion=4">tun(4)</a>,
fix automatic device creation so new devices get added to the proper
interface class group.
<!-- 2005/11/16 -->
<li>Add <a href="http://www.openbsd.org/cgi-bin/man.cgi?query=zrc&sektion=4&arch=zaurus">zrc(4)</a> driver on zaurus for the Sharp CE-RH2 remote control.
<li>Fix <a href="http://www.openbsd.org/cgi-bin/man.cgi?query=awacs&sektion=4">awacs(4)</a>
mixer control names.
<li>Add support for <a href="http://www.openbsd.org/cgi-bin/man.cgi?query=pi2c&sektion=4&arch=macppc">pi2c(4)</a>,
the macppc I2C controller on via-pmu.
<li>Add <a href="http://www.openbsd.org/cgi-bin/man.cgi?query=maxds&sektion=4">maxds(4)</a>,
a driver for the maxim ds1631 temperature sensor.
<li>Add <a href="http://www.openbsd.org/cgi-bin/man.cgi?query=pcagpio&sektion=4">pcagpio(4)</a>,
a driver for the philips pca9554 i2c gpio device.
<li>In <a href="http://www.openbsd.org/cgi-bin/man.cgi?query=disklabel&sektion=8">disklabel(8)</a>,
fix conversion of K units to handle case of sector size greater than 1024.
<li>In <a href="http://www.openbsd.org/cgi-bin/man.cgi?query=hostapd&sektion=8">hostapd(8)</a>,
work towards multiple daemons running on one machine.
<li>Add <a href="http://www.openbsd.org/cgi-bin/man.cgi?query=admtmp&sektion=4">admtmp(4)</a>,
a driver for the adm1030 temperature and fan controller.
<li>Add <a href="http://www.openbsd.org/cgi-bin/man.cgi?query=tsl&sektion=4">tsl(4)</a>,
a driver for the TAOS TSL2560/61 light sensors.
<li>In <a href="http://www.openbsd.org/cgi-bin/man.cgi?query=brgphy&sektion=4">brgphy(4)</a>,
add DSP init code for more models (BCM5703 copper) and other revision-specific changes.
<li>Fix i386's <a href="http://www.openbsd.org/cgi-bin/man.cgi?query=exp&sektion=3">exp(3)</a>
implementation for arguments Inf/-Inf.
<li>Add <a href="http://www.openbsd.org/cgi-bin/man.cgi?query=adc&sektion=4">adc(4)</a>,
a driver for the Analog Devices AD7417/7418 temperature sensor.
<li>Add <a href="http://www.openbsd.org/cgi-bin/man.cgi?query=maxtmp&sektion=4">maxtmp(4)</a>,
a driver for the Maxim6690 i2c dual temperature sensor.
<li>Make <a href="http://www.openbsd.org/cgi-bin/man.cgi?query=bktr&sektion=4">bktr(4)</a>
work on alpha.
<li>In <a href="http://www.openbsd.org/cgi-bin/man.cgi?query=cron&sektion=8">cron(8)</a>,
make sure changes made within a single second get taken into account (due
to the granularity of st_mtime this could misbehave).
<li>Add <a href="http://www.openbsd.org/cgi-bin/man.cgi?query=ixgb&sektion=4">ixgb(4)</a>,
a driver for the LR/SR and CX4 Intel 10Gb Ethernet cards.
<li>Add <a href="http://www.openbsd.org/cgi-bin/man.cgi?query=lmenv&sektion=4">lmenv(4)</a>,
a System Hardware Monitor device attaching to the i2c bus on macppc (so far).
<li>In sendmail's <a href="http://www.openbsd.org/cgi-bin/man.cgi?query=makemap&sektion=8">makemap(8)</a>,
do not hardwire Tab as delimiter as -t may specify it.
<li>In <a href="http://www.openbsd.org/cgi-bin/man.cgi?query=ifconfig&sektion=8">ifconfig(8)</a>,
add -descr/-description flags to clear interface description.
<li>Start at <a href="http://www.openbsd.org/cgi-bin/man.cgi?query=kgdb&sektion=7">kgdb(7)</a>
support for amd64.
<li>In <a href="http://www.openbsd.org/cgi-bin/man.cgi?query=scsi&sektion=4">scsi(4)</a>,
use 6 byte MODE SENSE commands for ATAPI Tape drives - the specification for them
is different from other ATAPI devices.
<li>Copy buffer in <a href="http://www.openbsd.org/cgi-bin/man.cgi?query=mg&sektion=1">mg(1)</a> before handing it to basename(), and improve error checking of snprintfs.
<!-- 2005/11/13 -->
<li>Add more stat counters to <a href="http://www.openbsd.org/cgi-bin/man.cgi?query=em&sektion=4">em(4)</a>.
<li>Rework the scsi delay code so attached <a href="http://www.openbsd.org/cgi-bin/man.cgi?query=umass&sektion=4">umass(4)</a> devices don't freeze the system shortly and also speeds up the scsi probing at boot.
<li>Add lock code to both <a href="http://www.openbsd.org/cgi-bin/man.cgi?query=ses&sektion=4">ses(4)</a> and  <a href="http://www.openbsd.org/cgi-bin/man.cgi?query=safte&sektion=4">safte(4)</a> to prevent concurrent writes.
<li>Handle asprintf() failure in krb5 login handler.
<li>For m68k platforms, compute rough estimate of how much mem uvm_init() will allocate to prevent problems with early pmap inits.
<li>Provide useful information if the hp300 <a href="http://www.openbsd.org/cgi-bin/man.cgi?query=frodo&sektion=4&arch=hp300">frodo(4)</a> driver panics due to looping interrupts.
<li>Print hp300 HP-IB disk geometry the same way as scsi disk geometries.
<li>Add support for interface names as host specifications in <a href="http://www.openbsd.org/cgi-bin/man.cgi?query=ipsecctl&sektion=8">ipsecctl(8)</a>.
<li>Fix filedescriptor leak and missing fclose() in <a href="http://www.openbsd.org/cgi-bin/man.cgi?query=ccdconfig&sektion=8">ccdconfig(8)</a>.
<li>No longer require Alpha bootflags to be set to "a" so that "s" can be used to go single-user. Default is multiuser now.
<li>Add i2cbus to smu and i2c to maciic on the macpcc platform.
<li>Move <a href="http://www.openbsd.org/cgi-bin/man.cgi?query=ac&sektion=8">ac(8)</a> from monthly to weekly in /etc.
<li>Fix even more memleaks in <a href="http://www.openbsd.org/cgi-bin/man.cgi?query=sysctl&sektion=8">sysctl(8)</a>.
<li>Make  <a href="http://www.openbsd.org/cgi-bin/man.cgi?query=ipsecctl&sektion=8">ipsecctl(8)</a> handle transport/tunnel mode.
<li>Add support for VIA Rhine ethernet on macppc GENERIC and RAMDISK kernels.
<li>Move the <a href="http://www.openbsd.org/cgi-bin/man.cgi?query=ses&sektion=4">ses(4)</a> code to use sensor kthreads instead of its own.
<!-- 2005/11/12 -->
<li>Make sure vax disksystem only touch associated processes of physical buffers.
<li>Fixed memory leak in <a href="http://www.openbsd.org/cgi-bin/man.cgi?query=sysctl&sektion=8">sysctl(8)</a>.
<li>Several rounds of asprintf() replacing malloc()+snprintf().
<li>For macppc, print available memory at boot the same way as i386/amd64.
<li>Enable common editing keybindings in mg minibuffer mode.
<li>Make the Zaurus scan the keyboard more often, from 8 to 20 scans a second.
<li>in /etc/security, make sure not to scan afs/xfs directories.
<li>Tweak the timing on Zaurus power button for sleep and safe-shutdown.
<li>Code added to enable and disable keyclick on attach for sparc/sparc64.
<li>In exec_elf, let unusual linux binaries run even if all sections are marked writeable.
<li>Add <a href="http://www.openbsd.org/cgi-bin/man.cgi?query=maciic&sektion=4&arch=macppc">maciic(4)</a>, an OpenFirmware aware version of <a href="http://www.openbsd.org/cgi-bin/man.cgi?query=iic&sektion=4">iic(4)</a> for macppc.
<li>Disable TRACE method for <a href="http://www.openbsd.org/cgi-bin/man.cgi?query=httpd&sektion=8">httpd</a>, potential security risk and not that useful for debugging.
<li>Use more verbose error messages for the "bogus xmit rate" problem on <a href="http://www.openbsd.org/cgi-bin/man.cgi?query=ath&sektion=4">ath</a>.
<!-- 2005/11/11 -->
<li>Disable <a href="http://www.openbsd.org/cgi-bin/man.cgi?query=ahc&sektion=4">ahc0</a> on ISA buses until bugs are found, causes too much problems for everyone else.
<li><a href="http://www.openbsd.org/cgi-bin/man.cgi?query=getent&sektion=1">getent(1)</a> added to OpenBSD.
<li>Make sure libwrap uses correct size when zeroing fd sets.
<li>Split bios memory map into 4G segments on i386, and ignore parts beyond 4G.
<li>Move <a href="http://www.openbsd.org/cgi-bin/man.cgi?query=safte&sektion=4">safte(4)</a> over to the new kernel sensors framework.
<!-- 2005/11/10 -->
<li>Handle unreadable dirs better in <a href="http://www.openbsd.org/cgi-bin/man.cgi?query=cp&sektion=1">cp(1)</a>.
<li>Fix for checksum on 64bit arches in <a href="http://www.openbsd.org/cgi-bin/man.cgi?query=pax&sektion=1">pax(1)</a> when checking sv4cpio archives.
<li>In the IDE driver, don't fall back to fake geometry if other methods fail.
<li>dlopen() fixes in ld.so and support for RTLD_NOW added.
<li>Major splimp to splnet overhaul on various network drivers.
<!-- 2005/11/09 -->
<li>Missing cast fixed in ISO9660 code, fixes PR 4480.
<li>Fix single stepping in <a href="http://www.openbsd.org/cgi-bin/man.cgi?query=gdb&sektion=1">gdb(1)</a> for sparc64.
<li>Allow any PPC instructions in macppc kernels, since we need 64-bit and altivec instructions anyhow.
<li><a href="http://www.openbsd.org/cgi-bin/man.cgi?query=bus_dma&sektion=9">bus_dma(9)</a> support in <a href="http://www.openbsd.org/cgi-bin/man.cgi?query=san&sektion=4">san(4)</a>, makes it work on amd64.
<li>Lots of 'register' cleaning in vfs filesystem code.
<!-- 2005/11/08 -->
<li>Add PCI ids for Intel Pro/10GbE CX4 adapters.
<li>Sync Intel Gigabit <a href="http://www.openbsd.org/cgi-bin/man.cgi?query=em&sektion=4">em(4)</a> driver to v3.2.18.
<li>Better debug messages for scsi attach messages when size is unavailable.
<li>Allow ctrl-key patterns in <a href="http://www.openbsd.org/cgi-bin/man.cgi?query=mg&sektion=1">mg(1)</a> keybind function.
<li>Fixes to amd64 for upcoming kdgb support.
<!-- 2005/11/07 -->
<li>spl fixes and graceful error handling for <a href="http://www.openbsd.org/cgi-bin/man.cgi?query=sf&sektion=4">sf(4)</a>, <a href="http://www.openbsd.org/cgi-bin/man.cgi?query=sk&sektion=4">sk(4)</a>, <a href="http://www.openbsd.org/cgi-bin/man.cgi?query=ste&sektion=4">ste(4)</a>, <a href="http://www.openbsd.org/cgi-bin/man.cgi?query=tl&sektion=4">tl(4)</a>, <a href="http://www.openbsd.org/cgi-bin/man.cgi?query=vge&sektion=4">vge(4)</a>,<a href="http://www.openbsd.org/cgi-bin/man.cgi?query=vr&sektion=4">vr(4)</a> and <a href="http://www.openbsd.org/cgi-bin/man.cgi?query=wb&sektion=4">wb(4)</a>.
<li>Add bus_dma support to <a href="http://www.openbsd.org/cgi-bin/man.cgi?query=de&sektion=4">de(4)</a>.
<li>Add LMC cPCI HSSI card support.to the <a href="http://www.openbsd.org/cgi-bin/man.cgi?query=lmc&sektion=4">lmc(4)</a> driver.
<li>Steal code from <a href="http://www.openbsd.org/cgi-bin/man.cgi?query=pfctl&sektion=8">pfctl(8)</a> to improve address &amp; mask handling in <a href="http://www.openbsd.org/cgi-bin/man.cgi?query=ipsecctl&sektion=8">ipsecctl(8)</a>.
<li>Add keyboard bell support to <a href="http://www.openbsd.org/cgi-bin/man.cgi?query=dnkbd&sektion=4&arch=hp300">dnkbd(4)</a> on hp300.
<li>Add bus DMA and big endian support to <a href="http://www.openbsd.org/cgi-bin/man.cgi?query=lmc&sektion=4">lmc(4)</a>.  Enable it on alpha, amd64, macppc, and sparc64 now.
<li>Add init code for BCM5421 to <a href="http://www.openbsd.org/cgi-bin/man.cgi?query=brgphy&sektion=4">brgphy(4)</a>.
<li>Fix some resource leaks in error paths in <a href="http://www.openbsd.org/cgi-bin/man.cgi?query=ssh&sektion=1">ssh(1)</a>.
<li>Fix interrupt handling in <a href="http://www.openbsd.org/cgi-bin/man.cgi?query=trm&sektion=4">trm(4)</a> to avoid "overlapping command attempted" error.
<li>Fix lots of little issues in <a href="http://www.openbsd.org/cgi-bin/man.cgi?query=ospfd&sektion=8">ospfd(8)</a> so it handles time jumps gracefully and correctly keeps the candidate list sorted in cost order.
<li>Bump <a href="http://www.openbsd.org/cgi-bin/man.cgi?query=pf&sektion=4">pf(4)</a> state, byte, and packet counters to u_int64_t.
<li>Remove hardcoded key lengths in <a href="http://www.openbsd.org/cgi-bin/man.cgi?query=ssh&sektion=1">ssh(1)</a> key exchange code, allowing implementation of KEX methods with different hashes (e.g. SHA-256).
<li>Add the required pieces to <a href="http://www.openbsd.org/cgi-bin/man.cgi?query=bgpd&sektion=8">bgpd(8)</a> to support the "filter drop" option.
<li>TCP sockets now inherit sack_enable from listening socket.  This should allow connections with both SACK and md5 options in SYN.
<li>In <a href="http://www.openbsd.org/cgi-bin/man.cgi?query=ld.so&sektion=1">ld.so(1)</a>, also allow shared libs with paths to use version matching rules, rather than requiring an exact match.
<li>Teach <a href="http://www.openbsd.org/cgi-bin/man.cgi?query=bgpd&sektion=8">bgpd(8)</a> how to parse IPv6 addresses.
<li>Simplify SCSI delay code so that we can support different delay lengths for different devices in some cases.
<li>In <a href="http://www.openbsd.org/cgi-bin/man.cgi?query=gem&sektion=4">gem(4)</a>, handle TX underrun by resetting the chip.
<li>Support soft reconfig in <a href="http://www.openbsd.org/cgi-bin/man.cgi?query=bgpd&sektion=8">bgpd(8)</a>. On config reload, filter changes in outgoing rules propagate to peers automatically.
<li>Add basic support for hw.setperf and hw.cpuspeed to change CPU MHz on zaurus.
<li>Add <a href="http://www.openbsd.org/cgi-bin/man.cgi?query=tumbler&sektion=4&arch=macppc">tumbler(4)</a> audio driver for macppc.
<li>Add <a href="http://www.openbsd.org/cgi-bin/man.cgi?query=daca&sektion=4&arch=macppc">aoa(4)</a> audio driver for macppc.
<li>Add <a href="http://www.openbsd.org/cgi-bin/man.cgi?query=daca&sektion=4&arch=macppc">daca(4)</a> audio driver for macppc.
<li>Add <a href="http://www.openbsd.org/cgi-bin/man.cgi?query=ipcomp&sektion=4">ipcomp(4)</a> support to <a href="http://www.openbsd.org/cgi-bin/man.cgi?query=ipsecctl&sektion=8">ipsecctl(8)</a>.
<li>Make <a href="http://www.openbsd.org/cgi-bin/man.cgi?query=ftp&sektion=1">ftp(1)</a> reget of partially downloaded files > 2GB work.
<li>Audit entire tree for misuse of <a href="http://www.openbsd.org/cgi-bin/man.cgi?query=queue&sektion=3">QUEUE(3)</a> macros, and put lots of thought into man pages so we show the exactly correct way to use them.
<li>Add preliminary powernow support on K8, and improve support on K7.
<li>Allow Sierra AC710 and AC750 <a href="http://www.openbsd.org/cgi-bin/man.cgi?query=pcmcia&sektion=4">pcmcia(4)</a> wireless devices to attach.
<li>Allow <a href="http://www.openbsd.org/cgi-bin/man.cgi?query=pfsync&sektion=4">pfsync(4)</a> to attach states to their rules, as long as rulesets are the same.  This makes <a href="http://www.openbsd.org/cgi-bin/man.cgi?query=altq&sektion=9">altq(9)</a> and per-rule settings to play nice with pfsync.
<li>Make <a href="http://www.openbsd.org/cgi-bin/man.cgi?query=em&sektion=4">em(4)</a> more stable on hppa.
<li>Add very basic handling code for MCE and MCA on i386.  This lets the system tell us when something has gone horribly wrong.  amd64 should get this next.
<li>Fix a race condition in <a href="http://www.openbsd.org/cgi-bin/man.cgi?query=isakmpd&sektion=8">isakmpd(8)</a> between DPD timeouts and exchange timeouts.
<li>Add support for I2S sound bus on macppc, this will allow us to write audio drivers for new Macs. <a href="http://www.openbsd.org/cgi-bin/man.cgi?query=snapper&sektion=4&arch=macppc">snapper(4)</a> can use it right now.
<li>Sync <a href="http://www.openbsd.org/cgi-bin/man.cgi?query=art&sektion=4">art(4)</a> link state handling with <a href="http://www.openbsd.org/cgi-bin/man.cgi?query=sppp&sektion=4">sppp(4)</a> and get blinkenlights for free.
<li>Sync <a href="http://www.openbsd.org/cgi-bin/man.cgi?query=pf&sektion=4">pf(4)</a>'s state modulation code with rest of the TCP stack.
<li>In <a href="http://www.openbsd.org/cgi-bin/man.cgi?query=netstart&sektion=8">netstart(8)</a>, do not process mygate if using dhcp for ipv4 or rtsol for ipv6.
<li>Allow <a href="http://www.openbsd.org/cgi-bin/man.cgi?query=nc&sektion=1">nc(1)</a> to set ToS bits.
<li>Revamp interrupt handling in <a href="http://www.openbsd.org/cgi-bin/man.cgi?query=em&sektion=4">em(4)</a> for better performance.
<li>Rework multicast group deletion code for <a href="http://www.openbsd.org/cgi-bin/man.cgi?query=vlan&sektion=4">vlan(4)</a>
and <a href="http://www.openbsd.org/cgi-bin/man.cgi?query=trunk&sektion=4">trunk(4)</a> so it doesn't molest groups
on parent interface.
<li>OpenCVS <a href="http://www.openbsd.org/cgi-bin/man.cgi?query=rcsmerge&sektion=1">rcsmerge(1)</a> is working.
<li>Improve error reporting and progress meter display in <a href="http://www.openbsd.org/cgi-bin/man.cgi?query=pkg_add&sektion=1">pkg_add(1)</a>.
<li>Don't treat the processor in <a href="http://www.openbsd.org/cgi-bin/man.cgi?query=elansc&sektion=4&manpath=OpenBSD+Current&arch=i386">elansc(4)</a>
as a Pentium when it's a 486.
<li>Fix RID handling in USB <a href="http://www.openbsd.org/cgi-bin/man.cgi?query=wi&sektion=4">wi(4)</a>
driver that should avoid some <a href="http://www.openbsd.org/cgi-bin/man.cgi?query=wicontrol&sektion=8">wicontrol(8)</a> errors.
<li>Enable <a href="http://www.openbsd.org/cgi-bin/man.cgi?query=ipmi&sektion=4">ipmi(4)</a> on amd64.
<li>Add support for VT8237 to <a href="http://www.openbsd.org/cgi-bin/man.cgi?query=viaenv&sektion=4">viaenv(4)</a>.
<li>In <a href="http://www.openbsd.org/cgi-bin/man.cgi?query=pciide&sektion=4">pciide(4)</a>,
don't try to match VIA IDE chips as ISA bridges.
<li>Add ability for <a href="http://www.openbsd.org/cgi-bin/man.cgi?query=ipmi&sektion=4">ipmi(4)</a>
to read power state, chassis intrusion, etc.
<li>Allow <a href="http://www.openbsd.org/cgi-bin/man.cgi?query=wi&sektion=4">wi(4)</a> channel to
be changed from <a href="http://www.openbsd.org/cgi-bin/man.cgi?query=ifconfig&sektion=8">ifconfig(8)</a>.
<li>Teach <a href="http://www.openbsd.org/cgi-bin/man.cgi?query=gcc&sektion=1">gcc(1)</a>
how to unwind StackGhost when generating DWARF2 info.
<li>Add <a href="http://www.openbsd.org/cgi-bin/man.cgi?query=smu&sektion=4&arch=macppc">smu(4)</a>
driver for fan speed control and real time clock on iMac G5's and some PowerMac G5's.
<li>In <a href="http://www.openbsd.org/cgi-bin/man.cgi?query=pf&sektion=4">pf(4)</a>,
allow dynamic interface group expansion (e.g. "pass to group").
<li>In <a href="http://www.openbsd.org/cgi-bin/man.cgi?query=sis&sektion=4">sis(4)</a>,
do not reset timer while packets are queued for transmission,
fixes device stalls in certain scenarios.
<li>In <a href="http://www.openbsd.org/cgi-bin/man.cgi?query=wi&sektion=4">wi(4)</a> usb,
fix command/write rid handling which makes scanning work to some
extent, and improves error reporting.
<li>In <a href="http://www.openbsd.org/cgi-bin/man.cgi?query=wc&sektion=1">wc(1)</a>,
add -h option to display human-readable numbers.
<li>Some safety checks added to queue.h, to avoid accidents on certain
operations (eg. double list removal) being undetected.
<li>Make <a href="http://www.openbsd.org/cgi-bin/man.cgi?query=pf&sektion=4">pf(4)</a>
use one mbuf tag instead of 6 distinct ones and optimize the
lookup code, thus helping performance.
<li>In <a href="http://www.openbsd.org/cgi-bin/man.cgi?query=pciide&sektion=4">pciide(4)</a>,
fixup cache line on sii3114 controllers (as on sii3112). Also add VT8251 support.
<li>Sync with heimdal 0.7.
<li>Add v6 support to
<a href="http://www.openbsd.org/cgi-bin/man.cgi?query=mygate&sektion=5">mygate(5)</a>.
<li>More <a href="http://www.openbsd.org/cgi-bin/man.cgi?query=rcs&sektion=1">rcs(1)</a>
improvements toward GNU compatibility as well as OpenCVS progress.
<li>Many fixes and
improvements in <a href="http://www.openbsd.org/cgi-bin/man.cgi?query=ospfd&sektion=8">ospfd(8)</a>.
<li>In <a href="http://www.openbsd.org/cgi-bin/man.cgi?query=ftp&sektion=1">ftp(1)</a>,
fix mget directory traversal vulnerability, CAN-2002-1345.
<li>In <a href="http://www.openbsd.org/cgi-bin/man.cgi?query=usb&sektion=4">usb(4)</a>,
make all usb1 controllers sleep until all the usb2 controllers have probed
and handed over any usb1 devices to the companion.  For example
this enables usb keyboards to be used before the root is mounted,
eg. to enter the root device.
<li>In <a href="http://www.openbsd.org/cgi-bin/man.cgi?query=adjtime&sektion=2">adjtime(2)</a>,
fix arithmetic overflows which fixes adjusting in the wrong
direction for large offsets.
<li>macppc sysctl added to determine whether altivec is available
on the running CPU, with useful possibilities for applications.
<li>Beginning of macppc crashdump support added, as well
as much more macppc SMP progress.
<li>Various <a href="http://www.openbsd.org/cgi-bin/man.cgi?query=lge&sektion=4">lge(4)</a>
driver fixes, which turned it from a completely useless to a working driver,
now in GENERIC.
<li>In <a href="http://www.openbsd.org/cgi-bin/man.cgi?query=tcpdump&sektion=8">tcpdump(8)</a>,
add a "best effort" MPLS decoder - since the protocol info is not always available
in the tag, a "guess" is done.
<li>In <a href="http://www.openbsd.org/cgi-bin/man.cgi?query=vfs&sektion=9">vfs(9)</a>,
undo a very old change which was never quite finished, and could
cause severe corruption in the buffer lists by removing a buffer
from the hash twice.
<li>Fix msdos filesystem corruption when moving a directory under
a new parent.
<li>Sync to Intel's latest
<a href="http://www.openbsd.org/cgi-bin/man.cgi?query=em&sektion=4">em(4)</a>
driver, which adds support for the 82571 and 82572 PCI Express chips.
<li>Add Spanning Tree Protocol support to
<a href="http://www.openbsd.org/cgi-bin/man.cgi?query=pcap&sektion=3">pcap(3)</a>.
<li>In <a href="http://www.openbsd.org/cgi-bin/man.cgi?query=iwi&sektion=4">iwi(4)</a>,
use firmware extended scan command (which doesn't crash) and enable
802.11a scanning for 2915ABG adapters.
<li>In ext2fs, use part of the reserved space on the disk inode to scatter
16 more bits for the UID/GID, making them 32-bit.
<li>Make <a href="http://www.openbsd.org/cgi-bin/man.cgi?query=mg&sektion=1">mg(1)</a>
undo much more emacs-like and correct.
<li>In <a href="http://www.openbsd.org/cgi-bin/man.cgi?query=ksh&sektion=1">ksh(1)</a>,
introduce mknod as a built-in, which has significant speed gains in MAKEDEV.
<li>Add <a href="http://www.openbsd.org/cgi-bin/man.cgi?query=cardbus&sektion=4">cardbus(4)</a>/
<a href="http://www.openbsd.org/cgi-bin/man.cgi?query=pcmcia&sektion=4">pcmcia(4)</a>
support for AMD64.
<li>Add multicast routing to GENERIC, now it can be enabled/disabled
using the <a href="http://www.openbsd.org/cgi-bin/man.cgi?query=sysctl&sektion=8">sysctl(8)</a>
interface.
<li>In <a href="http://www.openbsd.org/cgi-bin/man.cgi?query=vfs&sektion=9">vfs(9)</a>,
make the syncer grab a reference for the vnode it uses, to avoid it from
being reclaimed while in this sensitive time frame.  This fixes the
sched_sync: fsync failed panic often seen on MP machines.
<li>Add <a href="http://www.openbsd.org/cgi-bin/man.cgi?query=ipmi&sektion=4">ipmi(4)</a>,
a driver for the Intelligent Platform Management Interface, an
autonomous monitoring and recovery mechanism implemented directly in
platform management hardware and firmware.
<li>Bump max array size in
<a href="http://www.openbsd.org/cgi-bin/man.cgi?query=ksh&sektion=1">ksh(1)</a>,
needed for MAKEDEV speed-ups.
<li>In <a href="http://www.openbsd.org/cgi-bin/man.cgi?query=lndir&sektion=1">lndir(1)</a>,
ignore the "special" .#* files left over by cvs/emacs.
<li>In <a href="http://www.openbsd.org/cgi-bin/man.cgi?query=ami&sektion=4">ami(4)</a>,
eliminate possible I/O failures caused by ioctl/raw commands.
<li>In <a href="http://www.openbsd.org/cgi-bin/man.cgi?query=trunk&sektion=4">trunk(4)</a>,
add a simple active "failover" trunk mode.
<li>In <a href="http://www.openbsd.org/cgi-bin/man.cgi?query=hardclock&sektion=9">hardclock(9)</a>,
fix a race condition in process exit, which caused freed
memory to be left referenced in the master kernel timeout worklist,
leading to a possible uvm_fault crash.
<li>In <a href="http://www.openbsd.org/cgi-bin/man.cgi?query=ral&sektion=4">ral(4)</a>
and <a href="http://www.openbsd.org/cgi-bin/man.cgi?query=ural&sektion=4">ural(4)</a>,
fix a problem in packet enqueue function which prevented dhcpd to work
in standalone AP mode (without bridging).
<li>OpenCVS: work keeps going, now with the help of cloudy weather
in the Caribbean!
<li>In <a href="http://www.openbsd.org/cgi-bin/man.cgi?query=hostapd&sektion=8">hostapd(8)</a>,
implement a way to match IEEE 802.11 flooding, which helps detect known
DoS attacks.
<li>Beginning stages for macppc G5 support!
<li>In <a href="http://www.openbsd.org/cgi-bin/man.cgi?query=vfs&sektion=9">vfs(9)</a>,
sync dirty data when going from read-write to read-only, fixes crashes.
<li>In <a href="http://www.openbsd.org/cgi-bin/man.cgi?query=uvm_map&sektion=9">uvm_map(9)</a>,
grab a fresh page using the uvm_km_page allocator instead of calling panic()
when running out of static kernel map entries.
<li>In <a href="http://www.openbsd.org/cgi-bin/man.cgi?query=umodem&sektion=4">umodem(4)</a>,
add support for nokia 6680 with a ca-42 cable.
<li>In <a href="http://www.openbsd.org/cgi-bin/man.cgi?query=axe&sektion=4">axe(4)</a>,
enable support for gigabit adapters; only works reliably with USB1 for now.
<li>More <a href="http://www.openbsd.org/cgi-bin/man.cgi?query=ld.so&sektion=1">ld.so(1)</a>
fixes: fully unload dependant libraries, fixes bug exhibited with gphoto2.
<li>In <a href="http://www.openbsd.org/cgi-bin/man.cgi?query=ehci&sektion=4">ehci(4)</a>,
force takeover of host ports after hibernate/resume, otherwise devices
will incorrectly attach to the companion controller.
<li>In <a href="http://www.openbsd.org/cgi-bin/man.cgi?query=atw&sektion=4">atw(4)</a>,
handle needed operations specially to make ADM8211B devices work.
<li>Only allow root to run <a href="http://www.openbsd.org/cgi-bin/man.cgi?query=tcpdump&sektion=8">tcpdump(8)</a>,
it's needed for the chroot security.
<li>In <a href="http://www.openbsd.org/cgi-bin/man.cgi?query=art&sektion=4">art(4)</a>,
notify sppp about link state changes, which fixes PPP encoding.
<li>In <a href="http://www.openbsd.org/cgi-bin/man.cgi?query=ath&sektion=4">ath(4)</a>,
remove the very basic rate control implementation and use
<a href="http://www.openbsd.org/cgi-bin/man.cgi?query=rssadapt&sektion=9">rssadapt(9)</a> instead.
<li>In <a href="http://www.openbsd.org/cgi-bin/man.cgi?query=ftp&sektion=1">ftp(1)</a>,
add the ability to disable EPSV/EPRT from the command line.
<li>In <a href="http://www.openbsd.org/cgi-bin/man.cgi?query=cd&sektion=4">cd(4)</a>,
add missing parenthesis which can problems with devices
not supporting TEST UNIT READY.
<li>Improve <a href="http://www.openbsd.org/cgi-bin/man.cgi?query=bgpd&sektion=8">bgpd(8)</a>
IPv6 support.
<li>In <a href="http://www.openbsd.org/cgi-bin/man.cgi?query=iwi&sektion=4">iwi(4)</a>,
add initial bits for IBSS support and fix association with
APs not broadcasting their SSIDs.
<li>Make <a href="http://www.openbsd.org/cgi-bin/man.cgi?query=ppp&sektion=8">ppp(8)</a>
RFC 2472 compliant and fix various IPv6 problems as well as improve
radius support.
<li>In <a href="http://www.openbsd.org/cgi-bin/man.cgi?query=ath&sektion=4">ath(4)</a>,
don't attach unsupported radio chipsets.
<li>Fix initialisation of net.inet.udp.baddynamic.
<li>Add amd64 <a href="http://www.openbsd.org/cgi-bin/man.cgi?query=fdc&sektion=4">fdc(4)</a>
floppy support.
<li>Correctly close <a href="http://www.openbsd.org/cgi-bin/man.cgi?query=raid&sektion=4">raid(4)</a>
devices which fixes crashes.
<li>More OpenCVS improvements, RCS keyword expansion now works for
all keywords except &#36;Log&#36;.
<li>Change <a href="http://www.openbsd.org/cgi-bin/man.cgi?query=rpc.rstatd&sektion=8">rpc.rstatd(8)</a>,
<a href="http://www.openbsd.org/cgi-bin/man.cgi?query=yppush&sektion=8">yppush(8)</a>,
<a href="http://www.openbsd.org/cgi-bin/man.cgi?query=ypserv&sektion=8">ypserv(8)</a>
to use poll() instead of select().
<li>In <a href="http://www.openbsd.org/cgi-bin/man.cgi?query=ld.so&sektion=1">ld.so(1)</a>,
rework symbol lookup to more closely match sun's documentation and treat
dlopens as load groups.  Also cleanly handle the case where a dynamic object
is opened, but one of it's dependent libraries is missing.  Do not promote
DT_NEEDED libs to RTLD_GLOBAL when being dlopen'ed.  A few other
simplifications and behaviour improvements and regression tests to match.
<li>Make <a href="http://www.openbsd.org/cgi-bin/man.cgi?query=ospfd&sektion=8">ospfd(8)</a>
correctly handle loopback interfaces and other fixes.
<li>Allow <a href="http://www.openbsd.org/cgi-bin/man.cgi?query=ptrace&sektion=2">ptrace(2)</a>
to follow <a href="http://www.openbsd.org/cgi-bin/man.cgi?query=fork&sektion=2">fork(2)</a>
with PTRACE_FORK.
<li>Support ATI IXP 200/300/400 <a href="http://www.openbsd.org/cgi-bin/man.cgi?query=pciide&sektion=4">pciide(4)</a> controllers.
<li>In <a href="http://www.openbsd.org/cgi-bin/man.cgi?query=ieee80211_input&sektion=9">ieee80211_input(9)</a> and family,
replace node hash table with red-black tree.  Fixes some bugs in the node table,
hash collisions are no longer a possibility, and it simplifies things.
<li>In <a href="http://www.openbsd.org/cgi-bin/man.cgi?query=mountd&sektion=8">mountd(8)</a>,
fix a NFS race when mounting filesystems on nfs servers.
<li>X.Org fix for a buffer overrun observed as a crash by eclipse users,
also fix a possible integer overflow in pixmap creation code.
<li>In <a href="http://www.openbsd.org/cgi-bin/man.cgi?query=sd&sektion=4">sd(4)</a>,
fake geometry for all UMASS devices since it's almost always fictitious,
reported to fix various devices.
<li>In <a href="http://www.openbsd.org/cgi-bin/man.cgi?query=sasyncd&sektion=8">sasyncd(8)</a>,
fix transfers of very large SA/SPD snapshots.
<li>Make <a href="http://www.openbsd.org/cgi-bin/man.cgi?query=xargs&sektion=1">xargs(1)</a>
POSIX compliant, make it run programs even when zero arguments are specified.
<li>In <a href="http://www.openbsd.org/cgi-bin/man.cgi?query=trunk&sektion=4">trunk(4)</a>,
add multicast, VLAN support and various improvements.
<li>In <a href="http://www.openbsd.org/cgi-bin/man.cgi?query=gem&sektion=4">gem(4)</a>,
program the MAC address correctly into the card after it has been
changed, e.g. by
<a href="http://www.openbsd.org/cgi-bin/man.cgi?query=ifconfig&sektion=1">ifconfig(1)</a>.
<li>In <a href="http://www.openbsd.org/cgi-bin/man.cgi?query=shutdown&sektion=2">shutdown(2)</a>,
return ENOTCONN if a socket is unconnected.
<li>Change <a href="http://www.openbsd.org/cgi-bin/man.cgi?query=hostapd&sektion=8">hostapd(8)</a>
to use red-black trees for the node tables instead of hash tables.
<li>In <a href="http://www.openbsd.org/cgi-bin/man.cgi?query=ath&sektion=4">ath(4)</a>,
fix a possible division by zero.
<li>In <a href="http://www.openbsd.org/cgi-bin/man.cgi?query=ath&sektion=4">ath(4)</a>@pci,
allocate memory for the right structure, which fixes possible page faults.
<li>In <a href="http://www.openbsd.org/cgi-bin/man.cgi?query=bgpd&sektion=8">bgpd(8)</a>,
reload sessions every time the capabilities change.
<li>An <a href="http://www.openbsd.org/cgi-bin/man.cgi?query=sd&sektion=4">sd(4)</a>
fix for a case where free(NULL, ...) was possible and lead to a crash.
<li>In <a href="http://www.openbsd.org/cgi-bin/man.cgi?query=umidi&sektion=4">umidi(4)</a>,
fix corruption to multi-byte MIDI messages when a single real time byte is inserted.
<li>Fix two hppa hardware erratas.
<li>Teach <a href="http://www.openbsd.org/cgi-bin/man.cgi?query=file&sektion=1">file(1)</a>
about the flac audio format.
<li>Many mvme88k improvements.
<li>Make <a href="http://www.openbsd.org/cgi-bin/man.cgi?query=m4&sektion=1">m4(1)</a>
SusV3-compliant and add various regression tests.
<li>OpenCVS: add support for the CVS/Tag file writing/parsing, fix
corrupt Entry files, various other improvements.
<li>In <a href="http://www.openbsd.org/cgi-bin/man.cgi?query=pf&sektion=4">pf(4)</a>,
fix the DIOCCHANGERULE ioctl to properly initialize the NAT table, only
affects custom programs using this ioctl.
<li>In <a href="http://www.openbsd.org/cgi-bin/man.cgi?query=pciide&sektion=4">pciide(4)</a>,
change matching code to only look at the PCI ID and ignoring the PCI class,
enabling some mass storage devices to work.
<li>Many <a href="http://www.openbsd.org/cgi-bin/man.cgi?query=pkg_add&sektion=1">pkg_add(1)</a>
improvements including -u option enabled now which automatically will update
all installed packages.
</ul>
<p>

This list mentions mostly platform-independent changes.  For a list of changes
made in a particular platform, please check the page for that platform.  If you
find them not listed there, the changes are either (1) not being documented or
(2) are documented here.<br><br>

<hr>
<p>
<h3>
For changes in other releases, click below:<br>
<a href="plus20.html">2.0</a>,
<a href="plus21.html">2.1</a>,
<a href="plus22.html">2.2</a>,
<a href="plus23.html">2.3</a>,
<a href="plus24.html">2.4</a>,
<a href="plus25.html">2.5</a>,
<a href="plus26.html">2.6</a>,
<a href="plus27.html">2.7</a>,
<a href="plus28.html">2.8</a>,
<a href="plus29.html">2.9</a>,
<a href="plus30.html">3.0</a>,
<a href="plus31.html">3.1</a>,
<a href="plus32.html">3.2</a>,
<a href="plus33.html">3.3</a>,
<a href="plus34.html">3.4</a>,
<a href="plus35.html">3.5</a>,
<a href="plus36.html">3.6</a>,
<a href="plus37.html">3.7</a>.
<a href="plus38.html">3.8</a>.
<br>
</h3>

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