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| author |  Alexey Budankov <alexey.budankov@linux.intel.com>
| 2020-04-30 10:15:21 +0300 |
|---|---|---|
| committer |  Arnaldo Carvalho de Melo <acme@redhat.com>
| 2020-05-28 10:03:26 -0300 |
| commit | a885f3cc6f83a00cadcc80749440a5e2fcf17073 (patch) | |
| tree | 985c2bc2250d47f99314644289ed84a6a1dad0d6 /tools/perf/Documentation/perf-intel-pt.txt | |
| parent | perf expr: Migrate expr ids table to a hashmap (diff) | |
| download | linux-a885f3cc6f83a00cadcc80749440a5e2fcf17073.tar.gz linux-a885f3cc6f83a00cadcc80749440a5e2fcf17073.tar.bz2 linux-a885f3cc6f83a00cadcc80749440a5e2fcf17073.zip | |
perf docs: Extend CAP_SYS_ADMIN with CAP_PERFMON where needed
Extend CAP_SYS_ADMIN with CAP_PERFMON in the docs.
Signed-off-by: Alexey Budankov <alexey.budankov@linux.intel.com>
Cc: Alexander Shishkin <alexander.shishkin@linux.intel.com>
Cc: Andi Kleen <ak@linux.intel.com>
Cc: Jiri Olsa <jolsa@redhat.com>
Cc: Namhyung Kim <namhyung@kernel.org>
Cc: Peter Zijlstra <peterz@infradead.org>
Cc: linux-security-module@vger.kernel.org
Cc: selinux@vger.kernel.org
Link: http://lore.kernel.org/lkml/3b19cf79-f02d-04b4-b8b1-0039ac023b2c@linux.intel.com
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
Diffstat (limited to 'tools/perf/Documentation/perf-intel-pt.txt')
| -rw-r--r-- | tools/perf/Documentation/perf-intel-pt.txt | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/tools/perf/Documentation/perf-intel-pt.txt b/tools/perf/Documentation/perf-intel-pt.txt index eb8b7d42591a..f4cd49a7fcdb 100644 --- a/tools/perf/Documentation/perf-intel-pt.txt +++ b/tools/perf/Documentation/perf-intel-pt.txt @@ -687,7 +687,7 @@ The v4.2 kernel introduced support for a context switch metadata event, PERF_RECORD_SWITCH, which allows unprivileged users to see when their processes are scheduled out and in, just not by whom, which is left for the PERF_RECORD_SWITCH_CPU_WIDE, that is only accessible in system wide context, -which in turn requires CAP_SYS_ADMIN. +which in turn requires CAP_PERFMON or CAP_SYS_ADMIN. Please see the 45ac1403f564 ("perf: Add PERF_RECORD_SWITCH to indicate context switches") commit, that introduces these metadata events for further info. |