From: Demi Marie Obenour <demi@invisiblethingslab.com>
To: Joe Thornber <thornber@redhat.com>
Cc: "Alasdair Kergon" <agk@redhat.com>,
"Mike Snitzer" <snitzer@kernel.org>,
dm-devel@redhat.com,
"Marek Marczykowski-Górecki" <marmarek@invisiblethingslab.com>,
linux-kernel@vger.kernel.org
Subject: Re: [dm-devel] [PATCH 2/2] dm-thin: Allow specifying an offset
Date: Tue, 7 Feb 2023 11:24:26 -0500 [thread overview]
Message-ID: <Y+J7QrS7JqeNqbot@itl-email> (raw)
In-Reply-To: <CAJ0trDZ88Tcaf9Y75S-vB1vWXPN9UEsqPV1bTrkAtSYFfUngAQ@mail.gmail.com>
[-- Attachment #1: Type: text/plain, Size: 416 bytes --]
On Tue, Feb 07, 2023 at 03:03:57PM +0000, Joe Thornber wrote:
> Nack. I'm not building a linear target into every other target. Layering
> targets is simple.
It also introduces a performance penalty, which is measurable on some
workloads. Even dm-linear is not free. The crypt target also has this
feature, so there is precedent.
--
Sincerely,
Demi Marie Obenour (she/her/hers)
Invisible Things Lab
[-- Attachment #2: signature.asc --]
[-- Type: application/pgp-signature, Size: 833 bytes --]
next prev parent reply other threads:[~2023-02-07 16:24 UTC|newest]
Thread overview: 5+ messages / expand[flat|nested] mbox.gz Atom feed top
2023-02-07 1:18 [PATCH 1/2] Fail I/O to thin pool devices Demi Marie Obenour
2023-02-07 1:18 ` [PATCH 2/2] dm-thin: Allow specifying an offset Demi Marie Obenour
[not found] ` <CAJ0trDZ88Tcaf9Y75S-vB1vWXPN9UEsqPV1bTrkAtSYFfUngAQ@mail.gmail.com>
2023-02-07 16:24 ` Demi Marie Obenour [this message]
[not found] ` <CAJ0trDZsTcD43s3GQ7aKR_3eABWv0rREMrajw8xBQiu96X+B8w@mail.gmail.com>
2023-02-07 16:19 ` [dm-devel] [PATCH 1/2] Fail I/O to thin pool devices Demi Marie Obenour
2023-02-07 17:50 ` Zdenek Kabelac
Reply instructions:
You may reply publicly to this message via plain-text email
using any one of the following methods:
* Save the following mbox file, import it into your mail client,
and reply-to-all from there: mbox
Avoid top-posting and favor interleaved quoting:
https://en.wikipedia.org/wiki/Posting_style#Interleaved_style
* Reply using the --to, --cc, and --in-reply-to
switches of git-send-email(1):
git send-email \
--in-reply-to=Y+J7QrS7JqeNqbot@itl-email \
--to=demi@invisiblethingslab.com \
--cc=agk@redhat.com \
--cc=dm-devel@redhat.com \
--cc=linux-kernel@vger.kernel.org \
--cc=marmarek@invisiblethingslab.com \
--cc=snitzer@kernel.org \
--cc=thornber@redhat.com \
/path/to/YOUR_REPLY
https://kernel.org/pub/software/scm/git/docs/git-send-email.html
* If your mail client supports setting the In-Reply-To header
via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line
before the message body.
This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox
all inboxes | Powered by JetHome®