In message <5b0444b504102016381f8e3f96_at_mail.gmail.com>, Tim Dettloff writes: >After a lot of searching I think I have found the problem. > >Both sys/nfsclient/nfs_diskless.c (, bootp_subr.c) and sys/dev/md/md.c >sets rootdevnames[0] which is used by sys/kern/vfs_mount.c to select a >root. On 5.2.1 nfs set it first and the setting was later overwritten >by md. I suspect that this commit >http://lists.freebsd.org/pipermail/cvs-src/2004-March/021449.html >changed that order, so that nfs now overwrites the md setting. >I suggest that nfs is modified so it sets rootdevnames[1] instead of >[0]. As far as I can see [1] this is not used for anything. That way >md is alway tried first and then nfs. Doesn't the search terminate if [0] is NULL ? > >>Tim. > >On Wed, 20 Oct 2004 05:16:51 +0000 (UTC), Bjoern A. Zeeb ><bzeeb-lists_at_lists.zabbadoz.net> wrote: >> On Tue, 19 Oct 2004, Tim Dettloff wrote: >> >> Hi, >> >> > On 5.2.1-RELEASE i could just copy /boot from the boot-only iso to my >> > tftp-sever, compile pxeboot with LOADER_TFTP_SUPPORT=YES and I was >> > ready to pxeinstall. >> > >> > When I do the same with 5.3-RC1 the kernel wants to mount root from >> > NFS instead of /dev/md0. >> > >> > What is the reason for this change? >> >> I don't know but I had posted a solution earlier this year. If I >> rememeber correctly it had been setting >> set vfs.root.mountfrom="ufs:/dev/md0c" >> in boot/loader.rc. >> >> >> > In addition it would really be nice if the iso contained a >> > pxeboot build with LOADER_TFTP_SUPPORT=YES in addition to the >> > standard one. I imagine it is only a couple of lines extra in the makefile..? >> >> +1 from me ;) >> >> -- >> Bjoern A. Zeeb bzeeb at Zabbadoz dot NeT >> >_______________________________________________ >freebsd-current_at_freebsd.org mailing list >http://lists.freebsd.org/mailman/listinfo/freebsd-current >To unsubscribe, send any mail to "freebsd-current-unsubscribe_at_freebsd.org" > -- Poul-Henning Kamp | UNIX since Zilog Zeus 3.20 phk_at_FreeBSD.ORG | TCP/IP since RFC 956 FreeBSD committer | BSD since 4.3-tahoe Never attribute to malice what can adequately be explained by incompetence.Received on Thu Oct 21 2004 - 15:41:05 UTC
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