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Date: Thu, 2 Jun 2022 16:29:14 +0300
From: Vitaly Chikunov <vt@altlinux.org>
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Subject: Re: [d-kernel] [PATCH] UBUNTU: SAUCE: security,
 perf: Allow further restriction of perf_event_open
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Dmitry,

On Thu, Jun 02, 2022 at 03:40:38PM +0300, Vitaly Chikunov wrote:
> On Thu, Jun 02, 2022 at 10:14:38AM +0300, Dmitry V. Levin wrote:
> > On Thu, Jun 02, 2022 at 03:31:00AM +0300, Vitaly Chikunov wrote:
> > > index 6c7b35c941c7..4861085a2d49 100644
> > > --- a/security/Kconfig
> > > +++ b/security/Kconfig
> > > @@ -19,6 +19,16 @@ config SECURITY_DMESG_RESTRICT
> > >  
> > >  	  If you are unsure how to answer this question, answer N.
> > >  
> > > +config SECURITY_PERF_EVENTS_RESTRICT
> > > +	bool "Restrict unprivileged use of performance events"
> > > +	depends on PERF_EVENTS
> > > +	default y
> > > +	help
> > > +	  If you say Y here, the kernel.perf_event_paranoid sysctl
> > > +	  will be set to 3 by default, and no unprivileged use of the
> > -------------------------^
> 
> Я это заметил, но, думаю, так надо и оставить.
> 

Поправил и добавил в очередь в p10.