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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>
71 lines
1.8 KiB
C
71 lines
1.8 KiB
C
/* SPDX-License-Identifier: GPL-2.0 */
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#ifndef GIT_COMPAT_UTIL_H
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#define GIT_COMPAT_UTIL_H
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#define _BSD_SOURCE 1
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/* glibc 2.20 deprecates _BSD_SOURCE in favour of _DEFAULT_SOURCE */
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#define _DEFAULT_SOURCE 1
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#include <fcntl.h>
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#include <stdbool.h>
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#include <stddef.h>
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#include <linux/compiler.h>
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#include <sys/types.h>
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/* General helper functions */
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void usage(const char *err) __noreturn;
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void die(const char *err, ...) __noreturn __printf(1, 2);
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struct dirent;
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struct strlist;
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int mkdir_p(char *path, mode_t mode);
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int rm_rf(const char *path);
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int rm_rf_perf_data(const char *path);
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struct strlist *lsdir(const char *name, bool (*filter)(const char *, struct dirent *));
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bool lsdir_no_dot_filter(const char *name, struct dirent *d);
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size_t hex_width(u64 v);
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int sysctl__max_stack(void);
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bool sysctl__nmi_watchdog_enabled(void);
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int fetch_kernel_version(unsigned int *puint,
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char *str, size_t str_sz);
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#define KVER_VERSION(x) (((x) >> 16) & 0xff)
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#define KVER_PATCHLEVEL(x) (((x) >> 8) & 0xff)
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#define KVER_SUBLEVEL(x) ((x) & 0xff)
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#define KVER_FMT "%d.%d.%d"
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#define KVER_PARAM(x) KVER_VERSION(x), KVER_PATCHLEVEL(x), KVER_SUBLEVEL(x)
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const char *perf_tip(const char *dirpath);
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#ifndef HAVE_SCHED_GETCPU_SUPPORT
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int sched_getcpu(void);
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#endif
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extern bool perf_singlethreaded;
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void perf_set_singlethreaded(void);
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void perf_set_multithreaded(void);
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char *perf_exe(char *buf, int len);
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#ifndef O_CLOEXEC
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#ifdef __sparc__
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#define O_CLOEXEC 0x400000
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#elif defined(__alpha__) || defined(__hppa__)
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#define O_CLOEXEC 010000000
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#else
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#define O_CLOEXEC 02000000
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#endif
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#endif
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extern bool test_attr__enabled;
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void test_attr__ready(void);
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void test_attr__init(void);
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struct perf_event_attr;
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void test_attr__open(struct perf_event_attr *attr, pid_t pid, int cpu,
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int fd, int group_fd, unsigned long flags);
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#endif /* GIT_COMPAT_UTIL_H */
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