Date: Thu, 20 Apr 2017 10:35:06 +0800 From: Julian Elischer <julian@freebsd.org> To: Justin Hibbits <jrh29@alumni.cwru.edu>, rgrimes@freebsd.org Cc: John Baldwin <jhb@freebsd.org>, Slawa Olhovchenkov <slw@zxy.spb.ru>, "svn-src-head@freebsd.org" <svn-src-head@freebsd.org>, "svn-src-all@freebsd.org" <svn-src-all@freebsd.org>, src-committers <src-committers@freebsd.org> Subject: Re: svn commit: r317094 - head/share/mk Message-ID: <52e09270-6535-d15e-de9b-c33a4fd62210@freebsd.org> In-Reply-To: <CAHSQbTCF_JAkubQuBi=9nDVr79KjpLnbCMhjjSW1J9n1gDchcg@mail.gmail.com> References: <1709565.BYcnqjiFaR@ralph.baldwin.cx> <201704191633.v3JGXWmu031427@pdx.rh.CN85.dnsmgr.net> <CAHSQbTCF_JAkubQuBi=9nDVr79KjpLnbCMhjjSW1J9n1gDchcg@mail.gmail.com>
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On 20/4/17 3:13 am, Justin Hibbits wrote: > On Wed, Apr 19, 2017 at 11:33 AM, Rodney W. Grimes > <freebsd@pdx.rh.cn85.dnsmgr.net> wrote: >>> On Wednesday, April 19, 2017 01:28:37 AM Slawa Olhovchenkov wrote: >>>> On Tue, Apr 18, 2017 at 12:45:25PM -0700, John Baldwin wrote: >>>> >>>>> On Tuesday, April 18, 2017 07:30:13 PM Slawa Olhovchenkov wrote: >>>>>> On Tue, Apr 18, 2017 at 04:27:48PM +0000, John Baldwin wrote: >>>>>> >>>>>>> Author: jhb >>>>>>> Date: Tue Apr 18 16:27:48 2017 >>>>>>> New Revision: 317094 >>>>>>> URL: https://svnweb.freebsd.org/changeset/base/317094 >>>>>>> >>>>>>> Log: >>>>>>> Disable in-tree GDB by default on x86, mips, and powerpc. >>>>>>> >>>>>>> GDB in ports contains all of the functionality as GDB in base >>>>>>> (including kgdb) for these platforms along with additional >>>>>>> functionality. In-tree GDB remains enabled on ARM and sparc64. >>>>>>> GDB in ports does not currently support kernel debugging on arm, >>>>>>> and ports GDB for sparc64 has not been tested (though it does >>>>>>> include sparc64 support). >>>>>>> >>>>>>> Reviewed by: bdrewery, emaste, imp >>>>>>> Relnotes: yes >>>>>>> Sponsored by: DARPA / AFRL >>>>>>> Differential Revision: https://reviews.freebsd.org/D10399 >>>>>> Generating core.txt now complety broken? >>>>> No. crashinfo has supported gdb from ports for quite a while now. >>>>> If you 'pkg install gdb' crashinfo defaults to using the ports gdb over >>>>> the base one already. >>>> I am about clean install, w/o ports. >>> Until we get some sort of klldb support that will not work. However, >>> we already have platforms now where /usr/bin/gdb doesn't work for that. >>> riscv and aarch64 aren't supported in ancient gdb, and the MIPS >>> /usr/bin/gdb didn't really work for me in my testing. >> So we break what worked on a Tier1 Platform? With my "user" hat on >> these are the exact kind of breakages that send me looking for another >> platform to run on. We far to often just go oh you can do X y and Z >> to get around what we broke forgetting that the user 6 months from now >> when this hits a release isnt gona come ask, he may just go down the >> road to something else. >> >> Remove gdb WHEN klldb can replace it, not a day before. Using "oh its >> broken on aarch64 and mips" is not a reason to break things on i386/amd64. >> > It's not removed, it's disabled by default now. As the commit message > states, gdb in ports is much more feature filled than gdb in base > >> Yes, I know we want to get gnu stuff out of the tree, but that needs >> to come AFTER a proper replacement is avaliable. >> >>>> Also, how to generate core.txt after crash, reboot and install gdb >>>> from ports? (port instaled after crash) >>> You can always run crashinfo by hand. >> /me starts to look for a new OS, this one is not very good at user support. > I'd say this more warrants a set of "blessed" packages to include on > install disks so we get this functionality without the extra step. I've been pushing this idea for years.. The idea of "critical" packages, where failure to build/work is regarded as much as a reason to stop-ship as a failure in the base itself. > - Justin > >> >> -- >> Rod Grimes rgrimes@freebsd.org >> >
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