[dm-devel] [PATCH RFC] dm thin: Add support for online trim to dm-thinpool

[Joe Thornber]

On Sat, Oct 7, 2023 at 2:33 AM Sarthak Kukreti <sarthakkukreti at chromium.org>
wrote:

> Currently, dm-thinpool only supports offline trim: there is
> a userspace tool called `thin_trim` (part of `thin-provisioning-tools`),
> that will look up all the unmapped regions within the thinpool
> and issue discards to these regions. However, this can take up a lot of
> time, specially on larger storage devices.
>

I think this will work.  Give me a couple of days to do some testing, then
I'll get back to you.
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