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Diff for /www/74.html between version 1.76 and 1.77

version 1.76, 2023/10/14 19:15:51

version 1.77, 2023/10/14 19:30:41

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<li>Make the <a href="https://man.openbsd.org/fstab.5">softdep</a>

<a href="https://man.openbsd.org/mount.8">mount(8)</a> option a no-op.

Softdep was a significant impediment to improving the vfs layer.

<li>Allow <a href="https://man.openbsd.org/unveil.2">unveil(2)</a>ed

programs to dump <a href="https://man.openbsd.org/core.5">core(5)</a>

into the current working directory.

<li>Address incomplete validation of ELF program headers in <a

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

<li>On arm64, use the deep idle state available on Apple M1/M2 cores

in the idle loop and for suspend, resulting in power savings.

</ul>

<li>SMP Improvements

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

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

speed up archive creation when many files are skipped.

<li>In <a href="https://man.openbsd.org/pax.1">pax(1)</a>,

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

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

output, escape non-printable characters in messages that may

include file names.

<li>In <a href="https://man.openbsd.org/pax.1">pax(1)</a>, when

creating an archive file, don't open files that will be skipped.

<li>Better diagnostics from

when a makefile exists but cannot be opened.

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<li>In seq(1), fix a check for rounding error and truncation.

<li>In cron(8), introduce upstream fixes in the handling of @yearly, @monthly,

@weekly, @daily and @hourly entries.

<li>In pax(1), safely escape characters when displaying messages

that may include file names, and truncate times to the correct maximum

value.

<li>In <a href="https://man.openbsd.org/patch.1">patch(1)</a>,

increase the maximum line length from 32768 to 9223372036854775807

(ssize_t) characters.

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

check if a daemon exists before trying to disable it, thereby avoiding

parsing and printing of bogus characters.

</ul>

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

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<li>Add mute control to

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

This makes the mute button work on laptops using this driver.

<li>Add mute control to <a

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

the mute button on laptops that use tascodec(4) work.

</ul>

<li>New or improved network hardware support:

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<li>On arm64, implement support for pointer authentication (PAC) in userland.

<li>In <a href="https://man.openbsd.org/clang.1">clang(1)</a>,

turn on pointer-authentication on arm64 by default.

<li>Enable Indirect Branch Tracking (IBT) for amd64 userland.

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

from modifying files outside of the current working directory and

subdirectories using <a

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

</ul>

<li>Changes in the network stack:

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parameter to disable LRO.

<li>Enable TSO and forwarding of LRO packets via TSO in

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

<li>In <a href="https://man.openbsd.org/ix.4">ix(4)</a>, allocate

less memory for tx buffers.

<li>Speed up TCP transfer on

interfaces by using TSO and LRO.

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<li>Fix IPv6 routes being changed by

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

with Routers configuration.

<li>In <a

href="https://man.openbsd.org/dhcrelay6.8">dhcrelay6(8)</a>, do not

ignore the AF_LINK entries of <a

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

</ul>

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