lists.openwall.net   lists  /  announce  owl-users  owl-dev  john-users  john-dev  passwdqc-users  yescrypt  popa3d-users  /  oss-security  kernel-hardening  musl  sabotage  tlsify  passwords  /  crypt-dev  xvendor  /  Bugtraq  Full-Disclosure  linux-kernel  linux-netdev  linux-ext4  PHC 
Open Source and information security mailing list archives
 
Hash Suite: Windows password security audit tool. GUI, reports in PDF.
[<prev] [next>] [<thread-prev] [thread-next>] [day] [month] [year] [list]
Date:   Wed, 5 Jun 2019 12:23:20 -0700
From:   Christoph Hellwig <hch@...radead.org>
To:     "Enrico Weigelt, metux IT consult" <info@...ux.net>
Cc:     linux-kernel@...r.kernel.org, axboe@...nel.dk,
        linux-ide@...r.kernel.org
Subject: Re: libata: sysctl knob for enabling tpm/opal at runtime

On Wed, Jun 05, 2019 at 01:36:25PM +0200, Enrico Weigelt, metux IT consult wrote:
> Hello folks,
> 
> 
> here's a patchset that allows enabling libata's tpm features (opal)
> at runtime. Until now we need to boot with special kernel parameter,
> in order to use OPAL - this patch also adds a sysctl knob for that.

Or you can use the block/sed-opal.c code which doesn't require the
tweak, and really is the proper way forward to use OPAL.

> The first patch just introduces a systcl subdir for libata, the
> second one adds the actual knob. I had already sent these patches,
> few weeks ago, along with some general build fixes. The latter
> meanwhile went mainline, but haven't received any comments on
> the two opal related ones yet.

Independent of that new sysctls are deprecated.

Powered by blists - more mailing lists