From: Jiri Olsa <jolsa@redhat.com>
To: Igor Lubashev <ilubashe@akamai.com>
Cc: Mathieu Poirier <mathieu.poirier@linaro.org>,
Suzuki K Poulose <suzuki.poulose@arm.com>,
Peter Zijlstra <peterz@infradead.org>,
linux-kernel@vger.kernel.org,
Arnaldo Carvalho de Melo <acme@kernel.org>,
James Morris <jmorris@namei.org>,
Alexander Shishkin <alexander.shishkin@linux.intel.com>,
Ingo Molnar <mingo@redhat.com>,
Namhyung Kim <namhyung@kernel.org>,
linux-arm-kernel@lists.infradead.org
Subject: Re: [PATCH 2/3] perf: Use CAP_SYS_ADMIN with perf_event_paranoid checks
Date: Tue, 16 Jul 2019 10:47:44 +0200 [thread overview]
Message-ID: <20190716084744.GB22317@krava> (raw)
In-Reply-To: <1562112605-6235-3-git-send-email-ilubashe@akamai.com>
On Tue, Jul 02, 2019 at 08:10:04PM -0400, Igor Lubashev wrote:
> The kernel is using CAP_SYS_ADMIN instead of euid==0 to override
> perf_event_paranoid check. Make perf do the same.
I see another geteuid check in __cmd_ftrace,
perhaps we should cover this one as well
jirka
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next prev parent reply other threads:[~2019-07-16 8:49 UTC|newest]
Thread overview: 15+ messages / expand[flat|nested] mbox.gz Atom feed top
2019-07-03 0:10 [PATCH 0/3] perf: Use capabilities instead of uid and euid Igor Lubashev
2019-07-03 0:10 ` [PATCH 1/3] perf: Add capability-related utilities Igor Lubashev
2019-07-16 8:46 ` Jiri Olsa
2019-07-17 21:05 ` Arnaldo Carvalho de Melo
2019-07-17 23:46 ` Arnaldo Carvalho de Melo
2019-07-17 23:48 ` Arnaldo Carvalho de Melo
2019-07-18 21:00 ` Lubashev, Igor
2019-08-07 3:58 ` Lubashev, Igor
2019-07-03 0:10 ` [PATCH 2/3] perf: Use CAP_SYS_ADMIN with perf_event_paranoid checks Igor Lubashev
2019-07-16 8:47 ` Jiri Olsa [this message]
2019-07-16 17:01 ` Lubashev, Igor
2019-07-17 7:10 ` Jiri Olsa
2019-07-17 18:33 ` Lubashev, Igor
2019-07-03 0:10 ` [PATCH 3/3] perf: Use CAP_SYSLOG with kptr_restrict checks Igor Lubashev
2019-07-16 10:51 ` [PATCH 0/3] perf: Use capabilities instead of uid and euid Alexey Budankov
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