I found usage in libexec/rc/rc.d/devmatch and wondered. man devctl doesn't mention "freeze" nor "thaw" options.
WIP: https://reviews.freebsd.org/D29867
A commit in branch main references this bug: URL: https://cgit.FreeBSD.org/src/commit/?id=315674fb6acc4fa54cf82de3863c349c5a71f498 commit 315674fb6acc4fa54cf82de3863c349c5a71f498 Author: Li-Wen Hsu <lwhsu@FreeBSD.org> AuthorDate: 2021-06-01 04:33:12 +0000 Commit: Li-Wen Hsu <lwhsu@FreeBSD.org> CommitDate: 2021-06-01 04:33:12 +0000 Add freeze/thaw description to devctl(8) This is a follow-up to 5fa29797910346fc0c54829bd979856e83b9b7ea . PR: 256311 Reviewed by: imp MFC after: 3 days Differential Revision: https://reviews.freebsd.org/D29867 usr.sbin/devctl/devctl.8 | 23 ++++++++++++++++++++++- 1 file changed, 22 insertions(+), 1 deletion(-)
A commit in branch stable/13 references this bug: URL: https://cgit.FreeBSD.org/src/commit/?id=90372d8ec305d75143378666a578d9ddc73f9ac1 commit 90372d8ec305d75143378666a578d9ddc73f9ac1 Author: Li-Wen Hsu <lwhsu@FreeBSD.org> AuthorDate: 2021-06-01 04:33:12 +0000 Commit: Li-Wen Hsu <lwhsu@FreeBSD.org> CommitDate: 2021-06-10 15:28:29 +0000 Add freeze/thaw description to devctl(8) This is a follow-up to 5fa29797910346fc0c54829bd979856e83b9b7ea . PR: 256311 Reviewed by: imp MFC after: 3 days Differential Revision: https://reviews.freebsd.org/D29867 (cherry picked from commit 315674fb6acc4fa54cf82de3863c349c5a71f498) usr.sbin/devctl/devctl.8 | 23 ++++++++++++++++++++++- 1 file changed, 22 insertions(+), 1 deletion(-)
A commit in branch stable/12 references this bug: URL: https://cgit.FreeBSD.org/src/commit/?id=1e83183d38d5ab0bb9971b95d088662402153988 commit 1e83183d38d5ab0bb9971b95d088662402153988 Author: Li-Wen Hsu <lwhsu@FreeBSD.org> AuthorDate: 2021-06-01 04:33:12 +0000 Commit: Li-Wen Hsu <lwhsu@FreeBSD.org> CommitDate: 2021-06-10 15:28:38 +0000 Add freeze/thaw description to devctl(8) This is a follow-up to 5fa29797910346fc0c54829bd979856e83b9b7ea . PR: 256311 Reviewed by: imp MFC after: 3 days Differential Revision: https://reviews.freebsd.org/D29867 (cherry picked from commit 315674fb6acc4fa54cf82de3863c349c5a71f498) usr.sbin/devctl/devctl.8 | 23 ++++++++++++++++++++++- 1 file changed, 22 insertions(+), 1 deletion(-)