Re: F26 System Wide Change: Enable TRIM pass down to encrypted disks

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On Mon, Jan 16, 2017 at 10:32 AM, Jan Kurik <jkurik@xxxxxxxxxx> wrote:
> = System Wide Change: Enable TRIM pass down to encrypted disks =
> https://fedoraproject.org/wiki/Changes/EnableTrimOnDmCrypt
>
> Change owner(s):
> * Vratislav Podzimek <vpodzime AT redhat DOT com>
> * Ondrej Kozina <okozina AT redhat DOT com>
>
>
> Override kernel default for dm-crypt mappings of LUKS1 encrypted
> volumes via flag put in /etc/crypttab file. This change should affect
> only newly created encrypted storage based on LUKS1 format during
> installation.
>
>
> == Detailed Description ==
> User base of Fedora distribution with SSDs grows steadily and while
> the argument for kernel default setting not to enable the discard is
> still strong one it doesn't change the fact that vast majority of
> users (with SSDs) doesn't want to sacrifice better performance of
> drive with discard/trim enabled for the sake of secrecy.

How is SSD being detected?

josh
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