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Re: CVS commit: src



On Wed, Nov 23, 2011 at 12:06:26PM +0100, Christoph Egger wrote:
> On 11/23/11 11:47, Thor Lancelot Simon wrote:
> >Module Name: src
> >Committed By:        tls
> >Date:                Wed Nov 23 10:47:50 UTC 2011
> >
> >Modified Files:
> >     src/distrib/sets/lists/etc: mi
> >     src/etc/defaults: rc.conf
> >     src/etc/rc.d: Makefile
> >     src/sbin/rndctl: rndctl.8 rndctl.c
> >     src/sys/dev: rnd.c
> >     src/sys/secmodel/securelevel: secmodel_securelevel.c
> >     src/sys/secmodel/suser: secmodel_suser.c
> >     src/sys/sys: kauth.h rnd.h
> >Added Files:
> >     src/etc/rc.d: random_seed
> >
> >Log Message:
> >Load entropy at system boot (only works at securelevel<  1); save
> >at system shutdown.  Disable with random_seed=NO in rc.conf if desired.
> >
> >Goes to some trouble to never load or save to network filesystems.
> >
> >Entropy should really be loaded by the boot loader but I am still
> >sorting out how to pass it to the kernel.
> 
> How about passing it as a module similar to the multiboot technique?

Can't make one of those without an ELF toolchain, right?  The basic
idea's about right, but I actually need something less sophisticated in its
packaging -- a way to just give the kernel the address of blob-of-stuff
the bootloader's dropped into place for it, so the entropy pool code
can just take it and prime itself.

Thor


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