Commit 880a7843 authored by Ian Rogers's avatar Ian Rogers Committed by Arnaldo Carvalho de Melo

perf test: Leader sampling shouldn't clear sample period

Add test that a sibling with leader sampling doesn't have its period
cleared.
Signed-off-by: default avatarIan Rogers <irogers@google.com>
Acked-by: default avatarJiri Olsa <jolsa@redhat.com>
Cc: Adrian Hunter <adrian.hunter@intel.com>
Cc: Alexander Shishkin <alexander.shishkin@linux.intel.com>
Cc: Alexei Starovoitov <ast@kernel.org>
Cc: Andi Kleen <ak@linux.intel.com>
Cc: Andrii Nakryiko <andriin@fb.com>
Cc: Athira Jajeev <atrajeev@linux.vnet.ibm.com>
Cc: Daniel Borkmann <daniel@iogearbox.net>
Cc: John Fastabend <john.fastabend@gmail.com>
Cc: KP Singh <kpsingh@chromium.org>
Cc: Mark Rutland <mark.rutland@arm.com>
Cc: Martin KaFai Lau <kafai@fb.com>
Cc: Namhyung Kim <namhyung@kernel.org>
Cc: Peter Zijlstra <peterz@infradead.org>
Cc: Song Liu <songliubraving@fb.com>
Cc: Stephane Eranian <eranian@google.com>
Cc: Yonghong Song <yhs@fb.com>
Cc: bpf@vger.kernel.org
Cc: netdev@vger.kernel.org
Link: http://lore.kernel.org/lkml/20200912025655.1337192-5-irogers@google.comSigned-off-by: default avatarArnaldo Carvalho de Melo <acme@redhat.com>
parent 3b0a18c1
...@@ -49,6 +49,7 @@ Following tests are defined (with perf commands): ...@@ -49,6 +49,7 @@ Following tests are defined (with perf commands):
perf record --call-graph fp kill (test-record-graph-fp) perf record --call-graph fp kill (test-record-graph-fp)
perf record --group -e cycles,instructions kill (test-record-group) perf record --group -e cycles,instructions kill (test-record-group)
perf record -e '{cycles,instructions}' kill (test-record-group1) perf record -e '{cycles,instructions}' kill (test-record-group1)
perf record -e '{cycles/period=1/,instructions/period=2/}:S' kill (test-record-group2)
perf record -D kill (test-record-no-delay) perf record -D kill (test-record-no-delay)
perf record -i kill (test-record-no-inherit) perf record -i kill (test-record-no-inherit)
perf record -n kill (test-record-no-samples) perf record -n kill (test-record-no-samples)
......
[config]
command = record
args = --no-bpf-event -e '{cycles/period=1234000/,instructions/period=6789000/}:S' kill >/dev/null 2>&1
ret = 1
[event-1:base-record]
fd=1
group_fd=-1
config=0|1
sample_period=1234000
sample_type=87
read_format=12
inherit=0
freq=0
[event-2:base-record]
fd=2
group_fd=1
config=0|1
sample_period=6789000
sample_type=87
read_format=12
disabled=0
inherit=0
mmap=0
comm=0
freq=0
enable_on_exec=0
task=0
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