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8366f0d268
There's no longer need to call test_attr__open() from sys_perf_event_open(), because both 'perf record' and 'perf stat' call evsel__open_cpu(), so we can call it directly from there and not polute the perf-sys.h header. Committer testing: Before and after: # perf test attr 17: Setup struct perf_event_attr : Ok 49: Synthesize attr update : Ok # perf test -v attr 17: Setup struct perf_event_attr : --- start --- test child forked, pid 2170868 running '/home/acme/libexec/perf-core/tests/attr/test-record-branch-filter-any_ret' unsupp '/home/acme/libexec/perf-core/tests/attr/test-record-branch-filter-any_ret' running '/home/acme/libexec/perf-core/tests/attr/test-record-C0' running '/home/acme/libexec/perf-core/tests/attr/test-record-graph-fp' running '/home/acme/libexec/perf-core/tests/attr/test-record-period' running '/home/acme/libexec/perf-core/tests/attr/test-record-group-sampling' running '/home/acme/libexec/perf-core/tests/attr/test-record-freq' running '/home/acme/libexec/perf-core/tests/attr/test-stat-detailed-3' running '/home/acme/libexec/perf-core/tests/attr/test-record-branch-filter-k' unsupp '/home/acme/libexec/perf-core/tests/attr/test-record-branch-filter-k' running '/home/acme/libexec/perf-core/tests/attr/test-stat-group1' running '/home/acme/libexec/perf-core/tests/attr/test-record-branch-filter-u' unsupp '/home/acme/libexec/perf-core/tests/attr/test-record-branch-filter-u' running '/home/acme/libexec/perf-core/tests/attr/test-stat-basic' running '/home/acme/libexec/perf-core/tests/attr/test-record-branch-filter-any_call' unsupp '/home/acme/libexec/perf-core/tests/attr/test-record-branch-filter-any_call' running '/home/acme/libexec/perf-core/tests/attr/test-stat-default' running '/home/acme/libexec/perf-core/tests/attr/test-record-graph-dwarf' running '/home/acme/libexec/perf-core/tests/attr/test-record-no-buffering' running '/home/acme/libexec/perf-core/tests/attr/test-record-raw' running '/home/acme/libexec/perf-core/tests/attr/test-stat-detailed-2' running '/home/acme/libexec/perf-core/tests/attr/test-record-count' running '/home/acme/libexec/perf-core/tests/attr/test-record-data' running '/home/acme/libexec/perf-core/tests/attr/test-record-branch-filter-any' unsupp '/home/acme/libexec/perf-core/tests/attr/test-record-branch-filter-any' running '/home/acme/libexec/perf-core/tests/attr/test-stat-group' running '/home/acme/libexec/perf-core/tests/attr/test-record-branch-any' unsupp '/home/acme/libexec/perf-core/tests/attr/test-record-branch-any' running '/home/acme/libexec/perf-core/tests/attr/test-record-graph-default' running '/home/acme/libexec/perf-core/tests/attr/test-record-no-samples' running '/home/acme/libexec/perf-core/tests/attr/test-stat-C0' running '/home/acme/libexec/perf-core/tests/attr/test-record-no-inherit' running '/home/acme/libexec/perf-core/tests/attr/test-record-branch-filter-ind_call' unsupp '/home/acme/libexec/perf-core/tests/attr/test-record-branch-filter-ind_call' running '/home/acme/libexec/perf-core/tests/attr/test-record-basic' running '/home/acme/libexec/perf-core/tests/attr/test-record-group1' running '/home/acme/libexec/perf-core/tests/attr/test-record-pfm-period' unsupp '/home/acme/libexec/perf-core/tests/attr/test-record-pfm-period' running '/home/acme/libexec/perf-core/tests/attr/test-stat-detailed-1' running '/home/acme/libexec/perf-core/tests/attr/test-stat-no-inherit' running '/home/acme/libexec/perf-core/tests/attr/test-record-branch-filter-hv' unsupp '/home/acme/libexec/perf-core/tests/attr/test-record-branch-filter-hv' running '/home/acme/libexec/perf-core/tests/attr/test-record-group' test child finished with 0 ---- end ---- Setup struct perf_event_attr: Ok 49: Synthesize attr update : --- start --- test child forked, pid 2171004 test child finished with 0 ---- end ---- Synthesize attr update: Ok # Signed-off-by: Jiri Olsa <jolsa@kernel.org> Tested-by: Arnaldo Carvalho de Melo <acme@redhat.com> Cc: Alexander Shishkin <alexander.shishkin@linux.intel.com> Cc: Ian Rogers <irogers@google.com> Cc: Jiri Olsa <jolsa@kernel.org> Cc: Michael Petlan <mpetlan@redhat.com> Cc: Namhyung Kim <namhyung@kernel.org> Cc: Peter Zijlstra <peterz@infradead.org> Link: http://lore.kernel.org/lkml/20200827193201.GB127372@krava Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
22 lines
452 B
C
22 lines
452 B
C
/* SPDX-License-Identifier: GPL-2.0 */
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#ifndef _PERF_SYS_H
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#define _PERF_SYS_H
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#include <unistd.h>
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#include <sys/types.h>
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#include <sys/syscall.h>
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#include <linux/compiler.h>
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struct perf_event_attr;
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static inline int
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sys_perf_event_open(struct perf_event_attr *attr,
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pid_t pid, int cpu, int group_fd,
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unsigned long flags)
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{
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return syscall(__NR_perf_event_open, attr, pid, cpu,
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group_fd, flags);
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}
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#endif /* _PERF_SYS_H */
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