Date: Tue, 27 Jul 2010 10:42:11 -0700 (PDT) From: Doug Ambrisko <ambrisko@ambrisko.com> To: Garrett Cooper <yanefbsd@gmail.com> Cc: FreeBSD-Hackers <freebsd-hackers@FreeBSD.org> Subject: Re: Set default pxeboot vfs.root.mountfrom to nfs? Message-ID: <201007271742.o6RHgB6M070017@ambrisko.com> In-Reply-To: <AANLkTikXM7hWW6lXSzOwKuwT58a_5dFB6Dl9HFE0NDKw@mail.gmail.com>
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Garrett Cooper writes: | Hi Hackers, | I realize this is a trivial patch, but it's a minor item that I | found kind of fascinating (and not thoroughly documented elsewhere | because many examples are booting mfsroots instead of directly booting | off nfs roots), but I'm proposing that pxeboot default to | vfs.root.mountfrom="nfs" to reduce the need for special case | loader.conf files just for pxe booting (and thus, enable | out-of-the-box netbooting ^o^!!!). | Thoughts? | | Index: boot/i386/libi386/pxe.c | =================================================================== | --- boot/i386/libi386/pxe.c (revision 209563) | +++ boot/i386/libi386/pxe.c (working copy) | @@ -308,6 +308,7 @@ | } | setenv("boot.nfsroot.server", inet_ntoa(rootip), 1); | setenv("boot.nfsroot.path", rootpath, 1); | + setenv("vfs.root.mountfrom", "nfs", 0); | setenv("dhcp.host-name", hostname, 1); | } | } Interesting, are you looking at my patch from work or came up with the same thing? We had this patch here for years. I haven't checked it in due to tracking done why it wasn't done in the first place so I didn't break any assumptions. FWIW, I have seen no issues with patch in either NFS boots or MFS roots. Doug A.
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