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Date:      Thu, 23 Jun 2022 13:44:38 -0500
From:      Larry Rosenman <ler@lerctr.org>
To:        Toomas Soome <tsoome@me.com>
Cc:        Martin Matuska <mm@freebsd.org>, src-committers@freebsd.org, dev-commits-src-all@freebsd.org, dev-commits-src-main@freebsd.org
Subject:   Re: git: 1f1e2261e341 - main - zfs: merge openzfs/zfs@deb121309
Message-ID:  <bd03cc66f1357c2ba4f16c54306bc170@lerctr.org>
In-Reply-To: <12B81E9D-515A-41E6-AB34-76EF31106F9F@me.com>
References:  <b77bc33d75c67bcd1bfd17a0939b7c89@lerctr.org> <24C76098-AF51-4A52-8FAB-619ADE555089@me.com> <44f5429842ad6f2812850df4bc189441@lerctr.org> <E19F9080-721E-42A8-A503-5FFFFC0D763D@me.com> <459e5870f8bc526a2ebd83c0592de99a@lerctr.org> <12B81E9D-515A-41E6-AB34-76EF31106F9F@me.com>

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On 06/23/2022 1:43 pm, Toomas Soome wrote:
>> On 23. Jun 2022, at 21:41, Larry Rosenman <ler@lerctr.org> wrote:
>> 
>> On 06/23/2022 1:39 pm, Toomas Soome wrote:
>>>> On 23. Jun 2022, at 21:10, Larry Rosenman <ler@lerctr.org> wrote:
>>>> On 06/23/2022 1:02 pm, Toomas Soome wrote:
>>>>>> On 23. Jun 2022, at 20:58, Larry Rosenman <ler@lerctr.org> wrote:
>>>>>> On 06/23/2022 10:50 am, Martin Matuska wrote:
>>>>>>> The branch main has been updated by mm:
>>>>>>> URL:
>>>>>>> https://cgit.FreeBSD.org/src/commit/?id=1f1e2261e341e6ca6862f82261066ef1705f0a7a
>>>>>>> commit 1f1e2261e341e6ca6862f82261066ef1705f0a7a
>>>>>>> Merge: a320e9dd51e6 deb1213098e2
>>>>>>> Author:     Martin Matuska <mm@FreeBSD.org>
>>>>>>> AuthorDate: 2022-06-23 15:47:42 +0000
>>>>>>> Commit:     Martin Matuska <mm@FreeBSD.org>
>>>>>>> CommitDate: 2022-06-23 15:49:33 +0000
>>>>>>>  zfs: merge openzfs/zfs@deb121309
>>>>>>>  Notable upstream pull request merges:
>>>>>>>    #12918 Introduce BLAKE3 checksums as an OpenZFS feature
>>>>>>>    #13553 Reduce ZIO io_lock contention on sorted scrub
>>>>>>>    #13537 Improve sorted scan memory accounting
>>>>>>>    #13540 AVL: Remove obsolete branching optimizations
>>>>>>>    #13563 FreeBSD: Improve crypto_dispatch() handling
>>>>>> Can we get this feature added to gptzfsboot/loader.efi/et al so we 
>>>>>> can boot from a pool
>>>>>> with this feature turned on?
>>>>>> zroot  feature@blake3                 disabled                     
>>>>>>   local
>>>>> I think so.
>>>>> Rgds,
>>>>> Toomas
>>>>>> --
>>>>>> Larry Rosenman                     http://www.lerctr.org/~ler
>>>>>> Phone: +1 214-642-9640                 E-Mail: ler@lerctr.org
>>>>>> US Mail: 5708 Sabbia Dr, Round Rock, TX 78665-2106
>>>> Can we also make it POLICY that if you are adding features to ZFS 
>>>> that that boot code (loader.efi/gptzfsboot/et al)
>>>> MUST be updated in the same commit that adds the feature?
>>> Not sure that is always desirable. However, there is alternate
>>> mechanism in OpenZFS for such cases, that should be used (see
>>> zpool-features(7)).
>>> rgds,
>>> toomas
>> What case in zpool-features(7) are you referring to here?
>> 
> 
> Compatibility feature sets.
> 
> rgds,
> toomas

How does that help here? And PREVENTING foot-shooting?
-- 
Larry Rosenman                     http://www.lerctr.org/~ler
Phone: +1 214-642-9640                 E-Mail: ler@lerctr.org
US Mail: 5708 Sabbia Dr, Round Rock, TX 78665-2106



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