Re: FYI: vm.swap_encrypt

To: Taylor R Campbell <riastradh%NetBSD.org@localhost>
Subject: Re: FYI: vm.swap_encrypt
From: Alexander Nasonov <alnsn%yandex.ru@localhost>
Date: Mon, 11 May 2020 21:12:16 +0100

Taylor R Campbell wrote:
> I just added a vm.swap_encrypt sysctl knob to enable or disable
> encrypting data when written out to swap space.

A couple of notes related to swapctl(2):

 1) SWAP_STATS can be modified to return a status of encryption in
    the se_flags member.
 2) The encyption bit can be passed to SWAP_ON/SWAP_CTL but they
    currently take an integer agrument and it's reserved for a priority.

-- 
Alex

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