diff options
Diffstat (limited to 'tools/perf/util/evlist.c')
| -rw-r--r-- | tools/perf/util/evlist.c | 47 |
1 files changed, 39 insertions, 8 deletions
diff --git a/tools/perf/util/evlist.c b/tools/perf/util/evlist.c index e88e6f9b1463..8c902276d4b4 100644 --- a/tools/perf/util/evlist.c +++ b/tools/perf/util/evlist.c @@ -34,6 +34,10 @@ #include <linux/log2.h> #include <linux/err.h> +#ifdef LACKS_SIGQUEUE_PROTOTYPE +int sigqueue(pid_t pid, int sig, const union sigval value); +#endif + #define FD(e, x, y) (*(int *)xyarray__entry(e->fd, x, y)) #define SID(e, x, y) xyarray__entry(e->sample_id, x, y) @@ -1018,7 +1022,7 @@ int perf_evlist__parse_mmap_pages(const struct option *opt, const char *str, */ int perf_evlist__mmap_ex(struct perf_evlist *evlist, unsigned int pages, unsigned int auxtrace_pages, - bool auxtrace_overwrite) + bool auxtrace_overwrite, int nr_cblocks) { struct perf_evsel *evsel; const struct cpu_map *cpus = evlist->cpus; @@ -1028,7 +1032,7 @@ int perf_evlist__mmap_ex(struct perf_evlist *evlist, unsigned int pages, * Its value is decided by evsel's write_backward. * So &mp should not be passed through const pointer. */ - struct mmap_params mp; + struct mmap_params mp = { .nr_cblocks = nr_cblocks }; if (!evlist->mmap) evlist->mmap = perf_evlist__alloc_mmap(evlist, false); @@ -1060,7 +1064,7 @@ int perf_evlist__mmap_ex(struct perf_evlist *evlist, unsigned int pages, int perf_evlist__mmap(struct perf_evlist *evlist, unsigned int pages) { - return perf_evlist__mmap_ex(evlist, pages, 0, false); + return perf_evlist__mmap_ex(evlist, pages, 0, false, 0); } int perf_evlist__create_maps(struct perf_evlist *evlist, struct target *target) @@ -1176,7 +1180,7 @@ int perf_evlist__apply_filters(struct perf_evlist *evlist, struct perf_evsel **e return err; } -int perf_evlist__set_filter(struct perf_evlist *evlist, const char *filter) +int perf_evlist__set_tp_filter(struct perf_evlist *evlist, const char *filter) { struct perf_evsel *evsel; int err = 0; @@ -1193,7 +1197,7 @@ int perf_evlist__set_filter(struct perf_evlist *evlist, const char *filter) return err; } -int perf_evlist__set_filter_pids(struct perf_evlist *evlist, size_t npids, pid_t *pids) +int perf_evlist__set_tp_filter_pids(struct perf_evlist *evlist, size_t npids, pid_t *pids) { char *filter; int ret = -1; @@ -1214,15 +1218,15 @@ int perf_evlist__set_filter_pids(struct perf_evlist *evlist, size_t npids, pid_t } } - ret = perf_evlist__set_filter(evlist, filter); + ret = perf_evlist__set_tp_filter(evlist, filter); out_free: free(filter); return ret; } -int perf_evlist__set_filter_pid(struct perf_evlist *evlist, pid_t pid) +int perf_evlist__set_tp_filter_pid(struct perf_evlist *evlist, pid_t pid) { - return perf_evlist__set_filter_pids(evlist, 1, &pid); + return perf_evlist__set_tp_filter_pids(evlist, 1, &pid); } bool perf_evlist__valid_sample_type(struct perf_evlist *evlist) @@ -1810,3 +1814,30 @@ void perf_evlist__force_leader(struct perf_evlist *evlist) leader->forced_leader = true; } } + +struct perf_evsel *perf_evlist__reset_weak_group(struct perf_evlist *evsel_list, + struct perf_evsel *evsel) +{ + struct perf_evsel *c2, *leader; + bool is_open = true; + + leader = evsel->leader; + pr_debug("Weak group for %s/%d failed\n", + leader->name, leader->nr_members); + + /* + * for_each_group_member doesn't work here because it doesn't + * include the first entry. + */ + evlist__for_each_entry(evsel_list, c2) { + if (c2 == evsel) + is_open = false; + if (c2->leader == leader) { + if (is_open) + perf_evsel__close(c2); + c2->leader = c2; + c2->nr_members = 0; + } + } + return leader; +} |