From bdab18633a302c82b5e5d5dbc4e38b0baf9c0837 Mon Sep 17 00:00:00 2001 From: Linus Torvalds Date: Sun, 20 Sep 2026 08:15:23 -0700 Subject: Merge tag 'locking-urgent-2026-09-20' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip Pull futex fix from Ingo Molnar: - Also allocate a default private futex hash on vfork() as well, to avoid races with (private) futex waiters (Peter Zijlstra) * tag 'locking-urgent-2026-09-20' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip: futex: Also allocate private hash on vfork() --- tools/perf/util/iostat.h | 47 +++++++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 47 insertions(+) create mode 100644 tools/perf/util/iostat.h (limited to 'tools/perf/util/iostat.h') diff --git a/tools/perf/util/iostat.h b/tools/perf/util/iostat.h new file mode 100644 index 000000000..df8a241fb --- /dev/null +++ b/tools/perf/util/iostat.h @@ -0,0 +1,47 @@ +/* SPDX-License-Identifier: GPL-2.0 */ +/* + * perf iostat + * + * Copyright (C) 2020, Intel Corporation + * + * Authors: Alexander Antonov + */ + +#ifndef _IOSTAT_H +#define _IOSTAT_H + +#include +#include "util/stat.h" +#include "util/parse-events.h" +#include "util/evlist.h" + +struct option; +struct perf_stat_config; +struct evlist; +struct timespec; + +enum iostat_mode_t { + IOSTAT_NONE = -1, + IOSTAT_RUN = 0, + IOSTAT_LIST = 1 +}; + +extern enum iostat_mode_t iostat_mode; + +typedef void (*iostat_print_counter_t)(struct perf_stat_config *, struct evsel *, void *); + +int iostat_prepare(struct evlist **evlist, struct perf_stat_config *config); +int iostat_parse(const struct option *opt, const char *str, + int unset __maybe_unused); +void iostat_list(struct evlist *evlist, struct perf_stat_config *config); +void iostat_release(struct evlist *evlist); +void iostat_prefix(struct evlist *evlist, struct perf_stat_config *config, + char *prefix, struct timespec *ts); +void iostat_print_header_prefix(struct perf_stat_config *config); +void iostat_print_metric(struct perf_stat_config *config, struct evsel *evsel, + struct perf_stat_output_ctx *out); +void iostat_print_counters(struct evlist *evlist, + struct perf_stat_config *config, struct timespec *ts, + char *prefix, iostat_print_counter_t print_cnt_cb, void *arg); + +#endif /* _IOSTAT_H */ -- cgit v1.3.1