ZFS booting without partitions

[Adam McDougall]

Henri Hennebert wrote:
> Kip Macy wrote:
>> On Mon, Jun 1, 2009 at 10:21 AM, Adam McDougall 
>> <mcdouga9 at egr.msu.edu> wrote:
>>> I'm thinking that too.  I spent some time taking stabs at figuring 
>>> it out
>>> yesterday but didn't get anywhere useful.  I did try compiling the 
>>> -current
>>> src/sys/boot tree on 7.2 after a couple header tweaks to make it 
>>> compile but
>>> the loader still didn't work.  The working loader is the same file 
>>> size as
>>> the broken loader unless it was compiled on i386 and then it is ~30k 
>>> bigger
>>> for some reason (it shrinks to the same size as the rest if I force 
>>> it to
>>> use the same 32bit compilation flags as used on amd64).  Just 
>>> mentioning
>>> this in case it saves someone else some time.  I'm real pleased it 
>>> works at
>>> all.
>>
>> If someone has the time to track down the differences I'll MFC them.
>> I'm not using ZFS boot at the moment so I have no way of testing.
>>
> At last I get this F.....G diff!!!
>
> The problem was in libstand.a. By the way , the patch also take into 
> account the update of Doug Rabson to answer my problem with too many 
> devices / pools.
>
> Happy to help on this one.
>
I can confirm that this fixes my loader when I patch, compile, install 
libstand then compile and install the loader.  Thanks for finding it!