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tracing_events__opendir() allows iteration over files in <debugfs>/tracing/events but with an arbitrary sort order. Add a scandir alternative where the results are alphabetically sorted. Signed-off-by: Ian Rogers <irogers@google.com> Cc: Adrian Hunter <adrian.hunter@intel.com> Cc: Alexander Shishkin <alexander.shishkin@linux.intel.com> Cc: Caleb Biggers <caleb.biggers@intel.com> Cc: Jiri Olsa <jolsa@kernel.org> Cc: Kajol Jain <kjain@linux.ibm.com> Cc: Kan Liang <kan.liang@linux.intel.com> Cc: Leo Yan <leo.yan@linaro.org> Cc: Mark Rutland <mark.rutland@arm.com> Cc: Namhyung Kim <namhyung@kernel.org> Cc: Perry Taylor <perry.taylor@intel.com> Cc: Peter Zijlstra <peterz@infradead.org> Cc: Ravi Bangoria <ravi.bangoria@amd.com> Cc: Rob Herring <robh@kernel.org> Cc: Sandipan Das <sandipan.das@amd.com> Cc: Stephane Eranian <eranian@google.com> Cc: Weilin Wang <weilin.wang@intel.com> Cc: Xin Gao <gaoxin@cdjrlc.com> Cc: Xing Zhengjun <zhengjun.xing@linux.intel.com> Link: http://lore.kernel.org/lkml/20221114210723.2749751-4-irogers@google.com Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
23 lines
696 B
C
23 lines
696 B
C
/* SPDX-License-Identifier: GPL-2.0 */
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#ifndef __API_FS_TRACING_PATH_H
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#define __API_FS_TRACING_PATH_H
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#include <linux/types.h>
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#include <dirent.h>
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DIR *tracing_events__opendir(void);
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int tracing_events__scandir_alphasort(struct dirent ***namelist);
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void tracing_path_set(const char *mountpoint);
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const char *tracing_path_mount(void);
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char *get_tracing_file(const char *name);
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void put_tracing_file(char *file);
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char *get_events_file(const char *name);
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void put_events_file(char *file);
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#define zput_events_file(ptr) ({ free(*ptr); *ptr = NULL; })
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int tracing_path__strerror_open_tp(int err, char *buf, size_t size, const char *sys, const char *name);
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#endif /* __API_FS_TRACING_PATH_H */
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