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Lexi Winter 05a95d19cb alc(4): disable MSI-X by default on Killer cards
Several users with alc(4)-based "Killer" Ethernet cards have reported
issues with this driver not passing traffic, which are solved by
disabling MSI-X using the provided tunable.

To work around this issue, disable MSI-X by default on this card.

This is done by having msix_disable default to 2, which means
"auto-detect".  The user can still override this to either 0 or 1 as
desired.

Since these are slow (1Gbps) Ethernet ICs used in low-end systems, it's
unlikely this will cause any practical performance issues; on the other
hand, the card not working by default likely causes issues for many new
FreeBSD users who find their network port doesn't work and have no idea
why.

PR:		230807
MFC after:	1 week

Reviewed by: imp
Pull Request: https://github.com/freebsd/freebsd-src/pull/1185
2024-04-22 22:36:35 -06:00
.cirrus-ci Cirrus-CI: add some timing info on pkg install failure 2021-08-04 15:02:00 -04:00
.github Update vendor/libarchive to 3.7.3 2024-04-11 15:48:20 +02:00
bin cp: Use warnc(). 2024-04-17 04:08:38 +02:00
cddl zfs: merge openzfs/zfs@90ba19eb7 2024-04-16 22:54:07 +02:00
contrib Merge llvm-project release/18.x llvmorg-18.1.4-0-ge6c3289804a6 2024-04-20 16:02:57 +02:00
crypto Revert "OpenSSL: use the upstream provided version.map files for the fips/legacy providers" 2024-04-21 09:58:31 -07:00
etc etc/init.d: decide which variant to use at build time. 2024-04-08 16:52:24 -07:00
gnu misc: Remove ancient SCCS tags. 2023-11-26 22:23:27 -07:00
include bdev_discard_supported: understand discard_granularity=0 2024-04-12 09:00:20 -07:00
kerberos5 kerberos5: Mitigate the possibility of using an old libcrypto 2024-01-18 07:12:14 -08:00
lib package: move cron into its own package 2024-04-22 22:36:35 -06:00
libexec package: move cron into its own package 2024-04-22 22:36:35 -06:00
release share/examples: move examples into appropriate packages 2024-04-22 22:36:35 -06:00
rescue rescue: add ipfw, pfctl 2024-04-19 16:54:31 -06:00
sbin umount: Support partitions & slices with -d option 2024-04-22 22:36:35 -06:00
secure openssl: don't export nonexistant symbols 2024-04-22 21:28:51 +01:00
share alc(4): disable MSI-X by default on Killer cards 2024-04-22 22:36:35 -06:00
stand stand: Install gptboot.efi(8) 2024-04-05 16:53:47 -06:00
sys alc(4): disable MSI-X by default on Killer cards 2024-04-22 22:36:35 -06:00
targets Merge llvm-project main llvmorg-17-init-19304-gd0b54bb50e51 2023-12-08 18:34:50 +01:00
tests wg tests: Add a simple regression test case for netmap support 2024-04-20 12:04:42 -04:00
tools mfc-candidates: use stable/14 as default MFC-to branch 2024-04-22 13:57:17 -04:00
usr.bin man: do not ignore the exit status of roff tools 2024-04-20 08:30:33 +00:00
usr.sbin package: move cron into its own package 2024-04-22 22:36:35 -06:00
.arcconfig arcanist: use FreeBSD/git project repository instead of FreeBSD/svn 2022-08-23 14:16:41 +00:00
.arclint
.cirrus.yml Update vendor/libarchive to 3.7.3 2024-04-11 15:48:20 +02:00
.clang-format Remove $FreeBSD$: one-line sh pattern 2023-08-16 11:55:03 -06:00
.git-blame-ignore-revs Add another commit to .git-blame-ignore-revs 2024-03-15 23:11:52 +00:00
.gitattributes Remove SVN related Git attributes 2023-12-26 10:28:28 -07:00
.gitignore Update vendor/libarchive to 3.7.3 2024-04-11 15:48:20 +02:00
.mailmap AUTHORS: refresh with recent new contributors 2024-04-11 14:49:57 -07:00
CONTRIBUTING.md CONTRIBUTING: request only one submission type per change 2024-04-18 15:13:15 -04:00
COPYRIGHT copyright: Bump the copyright date. 2023-12-31 23:15:43 -07:00
LOCKS Update LOCKS for Git 2023-12-26 10:28:25 -07:00
MAINTAINERS MAINTAINERS: change linuxkpi review Phabricator group. 2024-01-16 19:23:39 +00:00
Makefile build: Order kernel-toolchain and buildkernel targets 2024-03-20 01:32:24 -04:00
Makefile.inc1 Makefile.inc1: Fix typo 2024-04-11 11:40:31 -06:00
Makefile.libcompat build{libcompat}: Pass UNIVERSE_TOOLCHAIN_PATH to the _lc_build-tools submake 2023-08-21 21:00:45 -07:00
Makefile.sys.inc Remove $FreeBSD$: one-line sh pattern 2023-08-16 11:55:03 -06:00
ObsoleteFiles.inc libcxxrt: define SHLIBDIR before including bsd.own.mk 2024-04-22 20:46:45 +02:00
README.md README.md: link to the list of supported platforms 2022-11-01 12:20:55 -03:00
RELNOTES RELNOTES: Add entry for updates to ktrace(2) 2024-04-07 18:52:51 -05:00
UPDATING libc: link libsys as a auxiliary filter library 2024-02-05 20:34:56 +00:00

FreeBSD Source:

This is the top level of the FreeBSD source directory.

FreeBSD is an operating system used to power modern servers, desktops, and embedded platforms. A large community has continually developed it for more than thirty years. Its advanced networking, security, and storage features have made FreeBSD the platform of choice for many of the busiest web sites and most pervasive embedded networking and storage devices.

For copyright information, please see the file COPYRIGHT in this directory. Additional copyright information also exists for some sources in this tree - please see the specific source directories for more information.

The Makefile in this directory supports a number of targets for building components (or all) of the FreeBSD source tree. See build(7), config(8), FreeBSD handbook on building userland, and Handbook for kernels for more information, including setting make(1) variables.

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Directory Description
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cddl Various commands and libraries under the Common Development and Distribution License.
contrib Packages contributed by 3rd parties.
crypto Cryptography stuff (see crypto/README).
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gnu Commands and libraries under the GNU General Public License (GPL) or Lesser General Public License (LGPL). Please see gnu/COPYING and gnu/COPYING.LIB for more information.
include System include files.
kerberos5 Kerberos5 (Heimdal) package.
lib System libraries.
libexec System daemons.
release Release building Makefile & associated tools.
rescue Build system for statically linked /rescue utilities.
sbin System commands.
secure Cryptographic libraries and commands.
share Shared resources.
stand Boot loader sources.
sys Kernel sources (see sys/README.md).
targets Support for experimental DIRDEPS_BUILD
tests Regression tests which can be run by Kyua. See tests/README for additional information.
tools Utilities for regression testing and miscellaneous tasks.
usr.bin User commands.
usr.sbin System administration commands.

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