en Copyright 2025 Java http://opengrok.net:8080/history/src/sys/conf/NOTES#254b23eb1f540844cf2a90f2781ae4231c5701ce routing: Retire ROUTE_MPATH compile optionThe ROUTE_MPATH compile option was introduced totest the new multipath implementation.Since compiling it has no overhead and it's enabledby default, remove it.Reviewed by: melifaro, markjRelnotes: yesDifferential Revision: https://reviews.freebsd.org/D55884 List of files: /src/sys/conf/NOTES Fri, 27 Mar 2026 11:20:05 +0000 Pouria Mousavizadeh Tehrani <pouria@FreeBSD.org> http://opengrok.net:8080/history/src/sys/conf/NOTES#72e85a4d977eff23fcd2b12a3513f0e8fd2ac332 snd_dummy: Add to sys/conf/files and sys/conf/NOTESSponsored by: The FreeBSD FoundationMFC after: 1 weekReviewed by: markjDifferential Revision: https://reviews.freebsd.org/D56040 List of files: /src/sys/conf/NOTES Tue, 24 Mar 2026 10:32:13 +0000 Christos Margiolis <christos@FreeBSD.org> http://opengrok.net:8080/history/src/sys/conf/NOTES#9318336f2af134b26adcb217f78f70bfdcf5f222 sound: Retire SND_FEEDER_MULTIFORMAT and SND_FEEDER_FULL_MULTIFORMATThere is no reason to have these legacy controls anymore, all theseformats can be handled just fine nowadays.Sponsored by: The FreeBSD FoundationMFC after: 1 weekReviewed by: markjDifferential Revision: https://reviews.freebsd.org/D55937 List of files: /src/sys/conf/NOTES Tue, 24 Mar 2026 10:31:34 +0000 Christos Margiolis <christos@FreeBSD.org> http://opengrok.net:8080/history/src/sys/conf/NOTES#bf0e5d987ecd2cbec2200e100bad6d6e724e9315 sound: Retire SND_OLDSTEREOThis is a legacy option and does not serve a good purpose anymore.Sponsored by: The FreeBSD FoundationMFC after: 1 weekReviewed by: markjDifferential Revision: https://reviews.freebsd.org/D55933 List of files: /src/sys/conf/NOTES Tue, 24 Mar 2026 10:31:22 +0000 Christos Margiolis <christos@FreeBSD.org> http://opengrok.net:8080/history/src/sys/conf/NOTES#5d311c75324a205f3cd8a8a404a25ebdadb18b54 sound: Retire SND_DEBUGNot useful anymore.Sponsored by: The FreeBSD FoundationMFC after: 1 weekReviewed by: markjDifferential Revision: https://reviews.freebsd.org/D55932 List of files: /src/sys/conf/NOTES Tue, 24 Mar 2026 10:31:17 +0000 Christos Margiolis <christos@FreeBSD.org> http://opengrok.net:8080/history/src/sys/conf/NOTES#092687a031064dc08ac198648c6393cc50b06cee kernel: Be clearer about what ZSTDIO is forZSTDIO is not just for core dumps, and it is now required by ZFS, somove it (and GZIO, which is still just for dumps) to a new “Compressionsupport” section in GENERIC, and add them both to MINIMAL.MFC after: 1 weekReviewed by: impDifferential Revision: https://reviews.freebsd.org/D55940 List of files: /src/sys/conf/NOTES Sat, 21 Mar 2026 07:21:24 +0000 Dag-Erling Smørgrav <des@FreeBSD.org> http://opengrok.net:8080/history/src/sys/conf/NOTES#7a323f873662dae95a061d1eaf8b1d9d1a0f8a23 sys: Retire le(4)We retired most obsolete 10 and 10/100 Ethernet NIC drivers in 2019 --see commits following ebcf740a32ae ("FCP-101: remove obsolete 10 and10/100 Ethernet drivers.).le(4) was retained with with the note "Emulated by QEMU, alternativesdon't yet work for mips64." MIPS has since been removed from the treeand emulators and virtual machines offer many other, more suitabledevices.Reviewed by: brooksRelnotes: YesSponsored by: The FreeBSD FoundationDifferential Revision: https://reviews.freebsd.org/D55516 List of files: /src/sys/conf/NOTES Fri, 24 Oct 2025 17:26:03 +0000 Ed Maste <emaste@FreeBSD.org> http://opengrok.net:8080/history/src/sys/conf/NOTES#1322760fd1274930cbb61048d9a6ba3bc1782b2a sys: enable both SCHED_ULE and SCHED_4BSD for some configsGlobally enable both schedulers for LINT.Enable both schedulers for GENERIC on amd64.Reviewed by: olceTested by: phoSponsored by: The FreeBSD FoundationMFC after: 1 weekDifferential revision: https://reviews.freebsd.org/D54831 List of files: /src/sys/conf/NOTES Fri, 23 Jan 2026 16:15:09 +0000 Konstantin Belousov <kib@FreeBSD.org> http://opengrok.net:8080/history/src/sys/conf/NOTES#afbb21bd1d6261a00b078c0847d5ecc8863585b7 aq: remove from NOTES; it's unfortunately amd64 onlyUnfortunately the aq driver is using readl/writel calls insteadof bus space routines.This broke, well, everything else.Fixes: c75eff16ef54aaae7b5dc52ed894cc73a855f469 List of files: /src/sys/conf/NOTES Sat, 17 Jan 2026 04:59:34 +0000 Adrian Chadd <adrian@FreeBSD.org> http://opengrok.net:8080/history/src/sys/conf/NOTES#c75eff16ef54aaae7b5dc52ed894cc73a855f469 aq: Add to amd64 GENERIC and to sys/conf/NOTESReviewed by: adrianDifferential Revision: https://reviews.freebsd.org/D54633 List of files: /src/sys/conf/NOTES Sat, 17 Jan 2026 03:23:19 +0000 Brad Smith <brad@comstyle.com> http://opengrok.net:8080/history/src/sys/conf/NOTES#9d015a916745e320aed50fc759f111fc7622e427 Remove the DEBUG_VFS_LOCKS kernel optionAfter commit 3bd8fab2415b ("vfs: Move DEBUG_VFS_LOCKS checks toINVARIANTS"), this option has no effect. Let's finish the removal.There are a couple of additional uses in zfs, I will submit a separatepatch upstream for them.Reviewed by: mckusick, kibDifferential Revision: https://reviews.freebsd.org/D54662 List of files: /src/sys/conf/NOTES Thu, 15 Jan 2026 13:50:20 +0000 Mark Johnston <markj@FreeBSD.org> http://opengrok.net:8080/history/src/sys/conf/NOTES#e28529ca4d34084452ca9acf63aa40279787239a rge: Add to amd64 GENERIC and to sys/conf/NOTESReviewed by: adrianDifferential Revision: https://reviews.freebsd.org/D54609 List of files: /src/sys/conf/NOTES Sat, 10 Jan 2026 03:57:17 +0000 Brad Smith <brad@comstyle.com> http://opengrok.net:8080/history/src/sys/conf/NOTES#0ff0c19e7f70bc4d3f98196a8ad43de635cf13e5 ipfilter: Disable ipfs(8) by defaultAt the moment ipfs(8) is a tool that can be easily abused. Though theconcept is sound the implementation needs some work.ipfs(8) should be considered experimental at the moment.This commit also makes ipfs support in the kernel optional.Reviewed by: emaste, glebiusMFC after: 1 weekDifferential revision: https://reviews.freebsd.org/D53787 List of files: /src/sys/conf/NOTES Sun, 16 Nov 2025 07:39:19 +0000 Cy Schubert <cy@FreeBSD.org> http://opengrok.net:8080/history/src/sys/conf/NOTES#2996c41ee89dbd6426254457398f49572e9b425d NOTES: fix typos and unify terminology in commentsSigned-off-by: ykla yklaxds@gmail.comSponsored by: Chinese FreeBSD CommunityReviewed by: impPull Request: https://github.com/freebsd/freebsd-src/pull/1901 List of files: /src/sys/conf/NOTES Wed, 26 Nov 2025 05:57:47 +0000 ykla <yklaxds@gmail.com> http://opengrok.net:8080/history/src/sys/conf/NOTES#f7725c3c27e685478398833fbe32504c38438d69 NOTES: Fix a typo in a commentsSigned-off-by: ykla yklaxds@gmail.comSponsored by: Chinese FreeBSD CommunityReviewed by: impPull Request: https://github.com/freebsd/freebsd-src/pull/1899 List of files: /src/sys/conf/NOTES Tue, 25 Nov 2025 08:12:17 +0000 ykla <yklaxds@gmail.com> http://opengrok.net:8080/history/src/sys/conf/NOTES#d6f10a5d013fdcc92847644ffbaf65cbf491bb39 random: allow disabling of entropy harvesting from keyboard & miceReviewed by: jmgSponsored by: Juniper NetworksDifferential Revision: https://reviews.freebsd.org/D53390 List of files: /src/sys/conf/NOTES Tue, 28 Oct 2025 02:57:21 +0000 David E. O'Brien <obrien@FreeBSD.org> http://opengrok.net:8080/history/src/sys/conf/NOTES#3deb21f1afd5c4abfd9cb93ca120097a841536c5 random: TPM_HARVEST should have been named RANDOM_ENABLE_TPM* Enable RANDOM_ENABLE_TPM by default* The commit of TPM_HARVEST failed to add it to NOTES so that the LINT kernel would build the code.Fixes: 4ee7d3b0118c82e651712bb65da53d08e78cd7b1Reviewed by: impDifferential Revision: https://reviews.freebsd.org/D53460 List of files: /src/sys/conf/NOTES Tue, 28 Oct 2025 03:53:43 +0000 David E. O'Brien <obrien@FreeBSD.org> http://opengrok.net:8080/history/src/sys/conf/NOTES#685a78570b359eb2bd4d8c28dde22de54d55b8ec random: remove hifn(4)The Hifn 7955 & 7956 only supports deprecated & NIST disallowedalgorithms (NIST SP800-224idp): SHA1 and SHA1-HMAC.Furthermore the entropy RNG of the Hifn 7751, 7951, 7811, 7955,and 7956 has no NIST Entropy Source Validation (ESV) certificateand cannot be used in a FIPS-140-3 nor Common Criteara environment.Furthermore the most prolific instance for FreeBSD was theSoekris Engineering vpn1201, vpn1211, vpn1401, and vpn1411offerings. These are all 32-bit only processors. The i386kernel was de-supported in 15.0.Reviewed by: jhbDifferential Revision: https://reviews.freebsd.org/D53182 List of files: /src/sys/conf/NOTES Sat, 18 Oct 2025 03:15:50 +0000 David E. O'Brien <obrien@FreeBSD.org> http://opengrok.net:8080/history/src/sys/conf/NOTES#c1e7e8f5cb0f948abc4679dab295f1447363604d Add FENESTRASX to LINT to avoid breakage List of files: /src/sys/conf/NOTES Fri, 17 Oct 2025 01:01:34 +0000 David E. O'Brien <obrien@FreeBSD.org> http://opengrok.net:8080/history/src/sys/conf/NOTES#bfdd5b643d23171c53920accc2f15f78e984dfae tcp: improve testing of HPTSImprove the HPTS API to allow testing and add several tests.Reviewed by: tuexenSponsored by: Netflix, Inc. List of files: /src/sys/conf/NOTES Mon, 13 Oct 2025 20:31:30 +0000 Nick Banks <nickbanks@netflix.com>