Date: Fri, 22 Mar 2024 08:38:45 +0100 From: Baptiste Daroussin <bapt@freebsd.org> To: Bojan =?utf-8?B?Tm92a292acSH?= <bnovkov@freebsd.org> Cc: src-committers@freebsd.org, dev-commits-src-all@freebsd.org, dev-commits-src-main@freebsd.org Subject: Re: git: c21bc6f3c242 - main - ddb: Add CTF-based pretty printing Message-ID: <xzqmsp2nr5owbnwed7pfnuxnoj3s5vdlh5nfvmgs6xjx67l2bm@2exh6uoya46q> In-Reply-To: <202403220356.42M3uJh3021416@gitrepo.freebsd.org> References: <202403220356.42M3uJh3021416@gitrepo.freebsd.org>
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On Fri 22 Mar 03:56, Bojan Novković wrote: > The branch main has been updated by bnovkov: > > URL: https://cgit.FreeBSD.org/src/commit/?id=c21bc6f3c2425de74141bfee07b609bf65b5a6b3 > > commit c21bc6f3c2425de74141bfee07b609bf65b5a6b3 > Author: Bojan Novković <bnovkov@FreeBSD.org> > AuthorDate: 2024-03-22 03:01:34 +0000 > Commit: Bojan Novković <bnovkov@FreeBSD.org> > CommitDate: 2024-03-22 03:03:33 +0000 > > ddb: Add CTF-based pretty printing > > Add basic CTF support and a CTF-powered pretty-printer to ddb. > > The db_ctf.* files expose a basic interface for fetching type > data for ELF symbols, interacting with the CTF string table, > and translating type identifiers to type data. > > The db_pprint.c file uses those interfaces to implement > a pretty-printer for all kernel ELF symbols. > The pretty-printer works with symbol names and arbitrary addresses: > pprint struct thread 0xffffffff8194ad90 > > Pretty-printing currently only works after the root filesystem > gets mounted because the CTF info is not available during > early boot. > > Differential Revision: https://reviews.freebsd.org/D37899 > Approved by: markj (mentor) This breaks building kernel MINIMAL ld: error: undefined symbol: db_ctf_lookup_typename Best regards, Bapt
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