Re: [PATCH 3/3][RFC] tools: create power/crypto utility

Rafael J. Wysocki
2018-06-21T12:10:12Z

On Thu, Jun 21, 2018 at 11:01 AM, Pavel Machek <pavel@ucw.cz> wrote:
>
>
> On Wed 2018-06-20 17:40:51, Chen Yu wrote:
>> crypto_hibernate is a user-space utility to generate
>> 512bits AES key and pass it to the kernel via ioctl
>> for hibernation encryption.(We can also add the key
>> into kernel via keyctl if necessary, but currently
>> using ioctl seems to be more straightforward as we
>> need both the key and salt transit).
>
> Ah, here you go:
>
> https://en.wikipedia.org/wiki/Uswsusp

No, not really.

> It can already do encryption. If you see problems there, patches will
> be gladly accepted to fix them.

By whom?

> If you want to maintain uswsusp in kernel tree, I guess that would be
> an option, too.

No, it isn't an option due to the dependencies on crypto libraries.

> If you want to just help swsusp, I have some patches that reduce
> duplicities between x86-32 and x86-64. It would be cool to clean them
> up and get them merged.

Sure, please submit them then.

Thanks,
Rafael