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SubjectRe: [PATCH 1/3] kernel/sysctl: support setting sysctl parameters from kernel command line
On Tue, Mar 31, 2020 at 09:42:46AM +0200, Vlastimil Babka wrote:
> On 3/31/20 12:44 AM, Luis Chamberlain wrote:
> >
> > This is wonderful when we think about existing sysctls which have
> > corresponding silly boot params that do the same thing. However, shoving
> > a boot param capability down every possible built-in sysctl brings
> > forward support considerations we should take serious, as this would
> > add a new user interface and we'll have to support it.
> Hmm, if I boot with an initramfs with init process that does mount /proc and set
> some sysctl there as the very first thing, then this will be almost the same
> moment as my patch does it. There is no further kernel initialization in
> between. So with your logic we already do support all non-modular sysctls to be
> set so early.

Yes, true. Then by all means:

Reviewed-by: Luis Chamberlain <>


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