From: Hannes Reinecke <hare@suse.de>
To: Jens Axboe <axboe@kernel.dk>, Mike Snitzer <snitzer@redhat.com>,
Sergei Shtepa <sergei.shtepa@veeam.com>,
hch@lst.de
Cc: "johannes.thumshirn@wdc.com" <johannes.thumshirn@wdc.com>,
"koct9i@gmail.com" <koct9i@gmail.com>,
"ming.lei@redhat.com" <ming.lei@redhat.com>,
"josef@toxicpanda.com" <josef@toxicpanda.com>,
"steve@sk2.org" <steve@sk2.org>,
"linux-block@vger.kernel.org" <linux-block@vger.kernel.org>,
"linux-kernel@vger.kernel.org" <linux-kernel@vger.kernel.org>,
Pavel Tide <Pavel.TIde@veeam.com>,
dm-devel@redhat.com
Subject: Re: [PATCH 0/3] block: blk_interposer - Block Layer Interposer
Date: Fri, 11 Dec 2020 17:56:07 +0100 [thread overview]
Message-ID: <208edf35-ecdc-2d73-4c48-0424943a78c0@suse.de> (raw)
In-Reply-To: <1ee7652e-b77f-6fa4-634c-ff6639037321@kernel.dk>
On 12/11/20 5:33 PM, Jens Axboe wrote:
> On 12/11/20 9:30 AM, Mike Snitzer wrote:
>> While I still think there needs to be a proper _upstream_ consumer of
>> blk_interposer as a condition of it going in.. I'll let others make the
>> call.
>
> That's an unequivocal rule.
>
>> As such, I'll defer to Jens, Christoph and others on whether your
>> minimalist blk_interposer hook is acceptable in the near-term.
>
> I don't think so, we don't do short term bandaids just to plan on
> ripping that out when the real functionality is there. IMHO, the dm
> approach is the way to go - it provides exactly the functionality that
> is needed in an appropriate way, instead of hacking some "interposer"
> into the core block layer.
>
Which is my plan, too.
I'll be working with the Veeam folks to present a joint patchset
(including the DM bits) for the next round.
Cheers,
Hannes
--
Dr. Hannes Reinecke Kernel Storage Architect
hare@suse.de +49 911 74053 688
SUSE Software Solutions GmbH, Maxfeldstr. 5, 90409 Nürnberg
HRB 36809 (AG Nürnberg), Geschäftsführer: Felix Imendörffer
next prev parent reply other threads:[~2020-12-11 18:10 UTC|newest]
Thread overview: 19+ messages / expand[flat|nested] mbox.gz Atom feed top
2020-12-09 13:01 [PATCH 0/3] block: blk_interposer - Block Layer Interposer Sergei Shtepa
2020-12-09 13:01 ` [PATCH 1/3] " Sergei Shtepa
2020-12-09 13:01 ` [PATCH 2/3] block: blk_interposer - sample Sergei Shtepa
2020-12-09 14:36 ` Mike Snitzer
2020-12-10 15:54 ` Sergei Shtepa
2020-12-10 15:58 ` Mike Snitzer
2020-12-09 13:01 ` [PATCH 3/3] block: blk_interposer - sample config Sergei Shtepa
2020-12-09 13:51 ` [PATCH 0/3] block: blk_interposer - Block Layer Interposer Mike Snitzer
2020-12-10 14:58 ` Sergei Shtepa
2020-12-10 16:32 ` Mike Snitzer
2020-12-11 16:30 ` Mike Snitzer
2020-12-11 16:33 ` Jens Axboe
2020-12-11 16:56 ` Hannes Reinecke [this message]
2020-12-11 17:04 ` Jens Axboe
2020-12-11 18:03 ` Hannes Reinecke
2020-12-12 18:14 ` Jens Axboe
2020-12-15 6:51 ` Bob Liu
2020-12-15 7:41 ` Hannes Reinecke
2020-12-15 15:57 ` Sergei Shtepa
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