Re: How will ATA-TRIM be handled?

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On 04.10.2009, Christian Tschabuschnig wrote: 

> My question is: What happens, if a dm-crypt-layer is between the
> filesystem and the real block-device? Will the trim be passed through,
> or will it be discarded?

It guess it will be passed through. I'm using btrfs on a SSD which is
encrypted with LUKS/dmcrypt, and it works great. Btrfs uses ata trim quite
a while.

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