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From: Peter Zijlstra <peterz@infradead.org>
To: Alexey Budankov <alexey.budankov@linux.intel.com>
Cc: Casey Schaufler <casey@schaufler-ca.com>,
	Arnaldo Carvalho de Melo <acme@kernel.org>,
	Ingo Molnar <mingo@redhat.com>, Jiri Olsa <jolsa@redhat.com>,
	Andi Kleen <ak@linux.intel.com>,
	elena.reshetova@intel.com,
	Alexander Shishkin <alexander.shishkin@linux.intel.com>,
	Jann Horn <jannh@google.com>, Kees Cook <keescook@chromium.org>,
	Stephane Eranian <eranian@google.com>,
	Namhyung Kim <namhyung@kernel.org>,
	linux-security-module@vger.kernel.org, selinux@vger.kernel.org,
	linux-kernel <linux-kernel@vger.kernel.org>
Subject: Re: [PATCH v1 0/3] Introduce CAP_SYS_PERFMON capability for secure Perf users groups
Date: Wed, 11 Dec 2019 16:24:35 +0100	[thread overview]
Message-ID: <20191211152435.GN2827@hirez.programming.kicks-ass.net> (raw)
In-Reply-To: <ab206ef5-466e-7bce-3e5f-53da110bddb2@linux.intel.com>

On Wed, Dec 11, 2019 at 01:52:15PM +0300, Alexey Budankov wrote:
> Undoubtedly, SELinux is the powerful, mature, whole level of functionality that
> could provide benefits not only for perf_events subsystem. However perf_events
> is built around capabilities to provide access control to its functionality,
> thus perf_events would require considerable rework prior it could be controlled
> thru SELinux. 

You mean this:

  da97e18458fb ("perf_event: Add support for LSM and SELinux checks")

?

> Then the adoption could also require changes to the installed
> infrastructure just for the sake of adopting alternative access control mechanism.

This is still very much true.

  reply	other threads:[~2019-12-11 15:24 UTC|newest]

Thread overview: 18+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2019-12-05 16:15 Alexey Budankov
2019-12-05 16:19 ` [PATCH v1 1/3] capabilities: introduce CAP_SYS_PERFMON to kernel and user space Alexey Budankov
2019-12-05 16:21 ` [PATCH v1 2/3] perf/core: apply CAP_SYS_PERFMON to CPUs and kernel monitoring Alexey Budankov
2019-12-05 16:22 ` [PATCH v1 3/3] perf tool: extend Perf tool with CAP_SYS_PERFMON support Alexey Budankov
2019-12-05 16:49 ` [PATCH v1 0/3] Introduce CAP_SYS_PERFMON capability for secure Perf users groups Casey Schaufler
2019-12-05 17:05   ` Alexey Budankov
2019-12-05 17:33     ` Casey Schaufler
2019-12-05 18:11       ` Andi Kleen
2019-12-05 18:37       ` Alexey Budankov
2019-12-11 10:52       ` Alexey Budankov
2019-12-11 15:24         ` Peter Zijlstra [this message]
2019-12-11 17:00           ` Alexey Budankov
2019-12-11 18:09         ` Casey Schaufler
2019-12-11 20:36           ` Andi Kleen
2019-12-11 21:25             ` Casey Schaufler
2019-12-12 14:24             ` Stephen Smalley
2019-12-15 11:53               ` Alexey Budankov
2019-12-11 19:04       ` Stephane Eranian

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