lkml.org 
[lkml]   [2023]   [Nov]   [9]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
 
Messages in this thread
/
From
Date
SubjectRe: [RFC PATCH 2/2] docs: Update kernel-parameters.txt for signature verification enhancement
Hello Prarit,

Il giorno mer 8 nov 2023 alle ore 16:33 Prarit Bhargava
<prarit@redhat.com> ha scritto:
>
> On 9/14/23 07:27, Alessandro Carminati (Red Hat) wrote:
> > Update kernel-parameters.txt to reflect new deferred signature
> > verification.
> > Enhances boot speed by allowing unsigned modules in initrd after
> > bootloader check.
> >
> > Signed-off-by: Alessandro Carminati (Red Hat) <alessandro.carminati@gmail.com>
> > ---
> > Documentation/admin-guide/kernel-parameters.txt | 9 +++++++++
> > 1 file changed, 9 insertions(+)
> >
> > diff --git a/Documentation/admin-guide/kernel-parameters.txt b/Documentation/admin-guide/kernel-parameters.txt
> > index 0c38a8af95ce..beec86f0dd05 100644
> > --- a/Documentation/admin-guide/kernel-parameters.txt
> > +++ b/Documentation/admin-guide/kernel-parameters.txt
> > @@ -3410,6 +3410,15 @@
> > Note that if CONFIG_MODULE_SIG_FORCE is set, that
> > is always true, so this option does nothing.
> >
> > + module_sig_check_wait=
> > + This parameter enables delayed activation of module
> > + signature checks, deferring the process until userspace
> > + triggers it. Once activated, this setting becomes
> > + permanent and cannot be reversed. This feature proves
> > + valuable for incorporating unsigned modules within
> > + initrd, especially after bootloader verification.
> > + By employing this option, boot times can be quicker.
> > +
>
> Please keep these in alphabetical order.
>
> Would making the kernel-parameters.txt warning a little bit more
> informative be a good thing? This should only be used in environments
> where some other signature verification method is employed.
>
> Also, for future reference, it would be good to have hard numbers to
> show the boot time improvement in the changelog.
I'll do the necessary adjustments in the v2, thank you for your feedback.
>
> P.
>
> > module_blacklist= [KNL] Do not load a comma-separated list of
> > modules. Useful for debugging problem modules.
> >
>

\
 
 \ /
  Last update: 2023-11-20 13:54    [W:0.048 / U:0.492 seconds]
©2003-2020 Jasper Spaans|hosted at Digital Ocean and TransIP|Read the blog|Advertise on this site