Date: Mon, 2 Jun 2003 12:23:05 -0700 From: Gordon Tetlow <gordont@gnf.org> To: Sean Chittenden <sean@chittenden.org> Cc: Tim Kientzle <kientzle@acm.org> Subject: Re: Making a dynamically-linked root Message-ID: <20030602192305.GC87863@roark.gnf.org> In-Reply-To: <20030602191007.GE65470@perrin.int.nxad.com> References: <20030602171942.GA87863@roark.gnf.org> <20030602191007.GE65470@perrin.int.nxad.com>
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--AkcDN4P/vcry3ns+ Content-Type: text/plain; charset=us-ascii Content-Disposition: inline Content-Transfer-Encoding: quoted-printable On Mon, Jun 02, 2003 at 12:10:07PM -0700, Sean Chittenden wrote: > > I'm planning on making a dynamically-linked root partition by > > 5.2. To that end, I'm planning on doing to the following: > >=20 > > Integrate Tim Kientzle's /rescue patches into the tree > > Create /lib and populate with all the libs needed to support dynamically > > linked binaries in /bin and /sbin > > Have a big (probably NO_DYNAMIC_ROOT) knob to switch from static to > > dynamic. >=20 > I didn't see the bits for /rescue in the attached patch listed to know > if there is a more updated /rescue patch available, but I just want to > emphasize the caution necessary for this. Part of the reason for this email was to communicate to Tim that I'd like his patches to integrate into my tree. > On a different note regarding /rescue, would it be possible to add > less(1) to the rescue set? In single user mode, scroll lock doesn't > work and there's no way to read recent entries in UPDATING without Hmm, my scroll lock works in single-user. > cat(1) or head(1). Lastly, on install, given the importance of having > functioning binaries for /bin and /sbin, has it been considered to > have the programs executed once before install to see if they can run, > possibly with the -V flag? >=20 > ./[progname] --test > install [progname] /bin This isn't a bad idea going down the road. > Having make bomb out after having the program run a "self test" that > tests its ability to execute with ld would save many headaches. >=20 > As for the performance hit that you describe, have you investigated > the prebinding work to see how that affects performance with /lib and > /usr/lib prebound? I imagine it would help, but I don't think mdodd's prebinding stuff is to the point where we can use it. -gordon --AkcDN4P/vcry3ns+ Content-Type: application/pgp-signature Content-Disposition: inline -----BEGIN PGP SIGNATURE----- Version: GnuPG v1.2.1 (FreeBSD) iD8DBQE+26QZRu2t9DV9ZfsRAuA3AKCZcYQiaCbEjxe039bPj8hCLn2cKQCgh9Jt 8OLG745f5j1SAbPluGubUUM= =L7bw -----END PGP SIGNATURE----- --AkcDN4P/vcry3ns+--
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