EFI/ZFS Update: successful tests, need more complex vdevs

[Steven Hartland]

Issue fixed, review updated with new patch in the comments so raidz is 
now bootable :)

     Regards
     Steve

On 10/12/2015 22:07, Steven Hartland wrote:
> I have to take it back, while single disk worked fine as soon as we 
> tried raidz2 we get:
>
>    Initializing modules: ZFS UFS
> ZFS: i/o error - all block copies unavailable
> ZFS: i/o error - all block copies unavailable
> ZFS: can't find root dsl_dir
> ZFS: can't find root filesystem
> ...
>
> So some more work to be done yet it seems.
>
> On 10/12/2015 18:26, Steven Hartland wrote:
>> We've used Eric's hard work which is currently under review here:
>> https://reviews.freebsd.org/D4104
>>
>> I'm pleased to report we can now successfully EFI boot root ZFS from 
>> a raidz2 pool on Intel P3700 NVMe drives :)
>>
>> Here's a guide for those interested:
>> http://blog.multiplay.co.uk/2015/12/freebsd-10-2-release-efi-zfs-root-boot/ 
>>
>>
>> On 04/11/2015 12:35, krad wrote:
>>> is there not anyway freebsd could provide patched signed binaries 
>>> outside
>>> the main distros for testing purposes, as it should be fairly straight
>>> forward to drop them in? I think you might be a much bigger audience 
>>> for
>>> testing then?
>>>
>>> On 2 November 2015 at 19:16, Gabor Radnai <gabor.radnai at gmail.com> 
>>> wrote:
>>>
>>>> Appreciate, thank you very much. I think my confusion is because 
>>>> the latest
>>>> patch you provided on the list
>>>> on *Fri Oct 23 11:19:07 UTC 2015*
>>>>
>>>> http://lists.freebsd.org/pipermail/freebsd-hackers/attachments/20151023/db1ac571/attachment.bin 
>>>>
>>>>
>>>> is not a full patch but a diff to your original patch. Anyhow, I'm 
>>>> ok now
>>>> applying original patch and this latest diff everything seems fine
>>>> (apart that for some reason my server dislikes booting 
>>>> automatically from
>>>> the EFI partition, manually loading bootx64.efi works like charm.
>>>> but that's definitely nothing to do with your great work).
>>>>
>>>> Thanks.
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>