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version 1.29, 2024/03/30 19:38:42

version 1.30, 2024/03/31 00:57:03

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href="https://man.openbsd.org/bio.4">bio(4)</a> will tunnel for other

devices, allowing bio to be used with other (non-raid) related

devices.

<li>On msdos filesystems, ensure that a complete struct fsinfo is read

even if the filesystem sectors are smaller.

<li>Made <a href="https://man.openbsd.org/malloc.3">malloc(3)</a> save

backtraces to show in leak dump with depth of backtrace set via malloc

option D (aka 1), 2, 3 or 4.

<li>Implemented per-CPU caching for the page table page (vp) pool and

the PTE descriptor (pted) pool in the arm64 pmap implementation. This

significantly reduces the side-effects of lock contention on the

kernel map lock and leads to significant speedups on machines with

many CPU scores.

</ul>

<li>SMP Improvements

<ul>

<li>Some network timers run without kernel lock.

<li>TCP syn cache timer runs with shared net lock.

and <a href="https://man.openbsd.org/connect.2">connect(2)</a>

system calls can run in parallel.

<li>Packet counter for <a

href="https://man.openbsd.org/lo.4">lo(4)</a> loopback

interface are MP safe.

<li>Split protocol control block table for UDP into IPv4

and IPv6 tables to allow concurrent access.

<li>UDP packets can be sent in parallel by multiple threads.

</ul>

<li>Direct Rendering Manager and graphics drivers

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<li>Corrected handling of CPUID 0xd subleaves

<li>Added additional use of VERW and register clobbering to mitigate RFDS

vulnerabilities on Intel Atom cores.

<li>Added recv TCP/UDP checksum offloading to <a

href="https://man.openbsd.org/vio.4">vio(4)</a>.

</ul>

<li>Various new userland features:

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<li>Added <a href="https://man.openbsd.org/kdump.1">kdump(1)</a> [-p

program] to filter dumps by basename.

<li>Made <a href="https://man.openbsd.org/ps.1">ps(1)</a> accept numerical user IDs.

<li>Built and provide the tzdata.zi and leap-seconds.list files from

zoneinfo. Some third-party software now expects these files to be

installed.

<li>Added basic write support for <a

href="https://man.openbsd.org/pax.1">pax(1)</a> format archives.

<li>Added 'pax' format support for files over 8GB to <a

href="https://man.openbsd.org/tar.1">tar(1)</a>.

<li>Added 'pax' format support for mtime and atime to <a

href="https://man.openbsd.org/tar.1">tar(1)</a>.

<li>Extended <a href="https://man.openbsd.org/imsg_init.3">imsg</a>

and the <a href="https://man.openbsd.org/ibuf_add.3">ibuf</a> buffer

manipulation API with useful getter methods.

</ul>

<li>Various bugfixes and tweaks in userland:

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partition as the only bootable partition.

<li>Added group handling matching <a

href="https://man.openbsd.org/fbtab.5">fbtab(5)</a> to xenodm.

<li>Made <a href="https://man.openbsd.org/grep.1">grep(1)</a> -m behavior match GNU grep.

<li>Tweaked the default memory limits in /etc/login.conf on several

architectures to account for increased memeory requirements, for

example when compiling or linking under user pbuild.

<li>Initialize all terminals with "tset -I", thereby avoiding extra

newlines to be printed.

<li>Added <a href="https://man.openbsd.org/mkhybrid.8">mkhybrid(8)</a>

'-e' (-eltorito-boot-efi) option for writing an EFI eltorito boot

image, in addition to or instead of the x86 boot image, to the output

file.

<li>Added <a

href="https://man.openbsd.org/openrsync.1">openrsync(1)</a>

--omit-dir-times (-O) to omit directories from --times, as well as

--no-O and --no-omit-dir-times options for compatibility.

<li>Implemented <a href="https://man.openbsd.org/openrsync.1">openrsync(1)</a>

--omit-link-times (-J) option to omit symlinks from --times.

<li>Added accounting flag and <a

href="https://man.openbsd.org/lastcomm.1">lastcomm(1)</a> report for

<a href="https://man.openbsd.org/pinsyscalls.2">syscall pinning</a> violations.

<li>Added <a href="https://man.openbsd.org/ktrace.1">ktrace(1)</a> and

<a href="https://man.openbsd.org/kdump.1">kdump(1)</a> support to

observe <a

href="https://man.openbsd.org/pinsyscall.2">pinsyscall(2)</a>

violations.

<li>Changed <a href="https://man.openbsd.org/ftp.1">ftp(1)</a> to

avoid use of the interactive shell if -o is given.

<li>Moved non-daemon services to run in a different <a

href="https://man.openbsd.org/rc.8">rc(8)</a> process group to avoid

SIGHUP at boot.

</ul>

<li>Improved hardware support and driver bugfixes, including:

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to use backing store devices with 4K-byte sectors.

<li>Added <a href="https://man.openbsd.org/fanpwr.4">fanpwr(4)</a>

support for the Rockchip RK8602 and RK8603 voltage regulators.

<li>Support keyboard backlights on Apple Powerbooks.

<li>Added operating performance point info about each arm64 cpu and

expose the states of thermal zones as <a

href="https://man.openbsd.org/kstat.1">kstats(1)</a>.

<li>Overhauled <a

href="https://man.openbsd.org/ugold.4">ugold(4)</a> temperature sensor

identification logic and added support for additional devices.

<li>Made <a href="https://man.openbsd.org/uthum.4">uthum(4)</a>

TEMPer{1,2} devices display negative degC.

<li>Improve support for audio devices that via attach multiple <a

href="https://man.openbsd.org/uaudio.4">uaudio(4)</a> drivers.

</ul>

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<li>TCP Segmentation Offload (TSO) is also used in

<a href="https://man.openbsd.org/bnxt.4">bnxt(4)</a> and

<a href="https://man.openbsd.org/em.4">em(4)</a>.

<li>Enabled TCP Segmentation Offload (TSO) in <a

href="https://man.openbsd.org/ixl.4">ixl(4)</a>.

<li>The Synopsys Ethernet Quality-of-Service Controller

(<a href="https://man.openbsd.org/dwqe.4">dwqe(4)</a>) is enabled for

amd64.

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<li>Allwinner EMAC Ethernet Controller

<a href="https://man.openbsd.org/dwxe.4">dwxe(4)</a> enabled for

riscv64.

<li>Enabled TCP Segmentation Offload (TSO) for <a

href="https://man.openbsd.org/ixl.4">ixl(4)</a>.

<li>Corrected wrong register offset macros for <a

href="https://man.openbsd.org/dwqe.4">dwqe(4)</a> DMA burst length.

<li>Fixed Tx watchdog trigger and freeze in <a

href="https://man.openbsd.org/dwqe.4">dwqe(4)</a>.

<li>Updated <a href="https://man.openbsd.org/rge.4">rge(4)</a>

microcode, initialization and reset behavior.

</ul>

<li>Added or improved wireless network drivers:

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<li>Made <a

href="https://man.openbsd.org/fw_update.8">fw_update(8)</a> verify but

not overwrite SHA256.sig.

<li>Improved <a

href="https://man.openbsd.org/fw_update.1">fw_update(1)</a> output on

errors and improved ftp error handling.

<li>Added support in the installer to encrypt the root disk with a key disk.

<li>Prevent re-starting the automatic upgrade on octeon and

powerpc64, as is already done on other platforms.

<li>Enabled CD9660 in arm64 RAMDISK to allow CD-ROM mounting.

<li>Make the amd64 cdXX.iso and installXX.iso CD images bootable in

EFI mode (by creating an EFI system partition containing the EFI boot

loaders to be installed as an El Torito boot image).

</ul>

<li>Security improvements:

<ul>

<li>Added <a href="https://man.openbsd.org/pledge.2">pledge(2)</a>

stdio before parsing pfkey messages to <a

href="https://man.openbsd.org/ipsecctl.8">ipsecctl(8)</a> -m and -s.

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<li>Created __OpenBSD versions of llvm cxa guard implementation using

futex() with the correct number of arguments and without using <a

href="https://man.openbsd.org/syscall.2">syscall(2)</a>.

<li>Removed support for <a

href="https://man.openbsd.org/syscall.2">syscall(2)</a>, the

"indirection system call," a dangerous alternative entry point for all

system calls and incompatible with the precision system call entry

point scheme a.k.a. <a href="https://man.openbsd.org/pinsyscalls.2">pinsyscalls(2)</a>

<li>Enable BTI and PAC again on arm64.

<li><a style="color:red;" href="https://man.openbsd.org/pinsyscalls.2">pinsyscalls(2)</a>

</ul>

<li>Changes in the network stack:

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default for <a href="https://man.openbsd.org/bpe.4">bpe(4)</a>, <a

href="https://man.openbsd.org/nvgre.4">nvgre(4)</a> and <a

href="https://man.openbsd.org/vxlan.4">vxlan(4)</a>.

<li>Fixed race between <a

href="https://man.openbsd.org/ifconfig.8">ifconfig(8)</a> destroy of

an interface and the ARP timer.

</ul>

<li>The following changes were made to the <a

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</ul>

<li>Routing daemons and other userland network improvements:

<ul>

<li>IPsec support was improved:

<ul>

<li>Made <a href="https://man.openbsd.org/iked.8">iked(8)</a> always

prefer group from the initial KE payload as responder if supported.

<li>Corrected renewal of expired certificates in <a

href="https://man.openbsd.org/iked.8">iked(8)</a>.

</ul>

<li>In <a href="https://man.openbsd.org/bgpd.8">bgpd(8)</a>,

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Line 533

<li>Allow to use <a href="https://man.openbsd.org/table.5">table(5)</a>

mappings on various match constraints.

</ul>

<li>Many other changes in various network programs and libraries:

<ul>

<li>If a DNS name is configured as remote syslog server,

<a href="https://man.openbsd.org/syslogd.8">syslogd(8)</a>

retries to resolve the loghost name periodically until it succeeds.

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logged later.

<li>Added counting of dropped UDP packets to <a

href="https://man.openbsd.org/syslogd.8">syslogd(8)</a>.

<li>Prevented use after free of TLS context at <a

href="https://man.openbsd.org/syslogd.8">syslogd(8)</a> shutdown.

<li>Introduced <a href="https://man.openbsd.org/dhcpd.8">dhcpd(8)</a>

log output to stderr and '-v' option to make this output more verbose.

<li>In <a href="https://man.openbsd.org/dhcpd.8">dhcpd(8)</a>, made <a

href="https://man.openbsd.org/dhcp-options.5">dhcp-options(5)</a>

recognize option ipv6-only-preferred (RFC8925).

<li>Allowed <a

href="https://man.openbsd.org/dhcpleased.8">dhcpleased(8)</a> to

request "IPv6-only preferred" and deconfigure IPv4 on the interface if

the server replies with this option.

<li>Fixed <a href="https://man.openbsd.org/radiusd.8">radiusd(8)</a>

to properly fixup MPPE-{Send,Recv}-Key and Tunnel-Password attributes of the

response.

<li>Ensured correct denominators when converting NTP fixed point

values to double and vice-versa in <a

href="https://man.openbsd.org/ntpd.8">ntpd(8)</a>.

<li>Prevented short-circuiting of localhost resolution when AI_NUMERICHOST is set.

<li>Added <a href="https://man.openbsd.org/ifconfig.8">ifconfig(8)</a>

support for specifying ports on the src address in tunnel endpoints of

<a href="https://man.openbsd.org/gif.4">gif(4)</a>, <a

href="https://man.openbsd.org/gre.4">gre(4)</a> and related

tunnel interfaces.

<li>Added an <a

href="https://man.openbsd.org/ifconfig.8">ifconfig(8)</a> endpoint

command for "bridges" that use addresses as endpoints, usable to add

static entries on interfaces like <a

href="https://man.openbsd.org/vxlan.4">vxlan(4)</a>.

<li>Tightened up <a

href="https://man.openbsd.org/relayd.8">relayd(8)</a> HTTP eader parsing.

<li>Deferred <a href="https://man.openbsd.org/relayd.8">relayd(8)</a>

relay_read_http header parsing until after line continuation,

preventing potential request smuggling attacks.

<li>Improved <a href="https://man.openbsd.org/httpd.8">httpd(8)</a>

auto-index, adding human-readable file sizes and allowing per-column

sorting.

</ul>

</ul>

<li><a href="https://man.openbsd.org/tmux.1">tmux(1)</a> improvements and bug fixes:

<ul>

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layout has been freed.

<li>Prevented <a href="https://man.openbsd.org/tmux.1">tmux(1)</a> use

of combined UTF-8 characters that are too long.

<li>Corrected <a href="https://man.openbsd.org/tmux.1">tmux(1)</a>

handling of window ops with no pane.

<li>Removed flags from the prefix before comparing with the received

key so that <a href="https://man.openbsd.org/tmux.1">tmux(1)</a>

modifier keys with flags work correctly.

</ul>

<li>LibreSSL version 3.9.0