04391debc3
Will be used in the upcoming 'perf test' entry for the evlist mmap routines. Cc: Frederic Weisbecker <fweisbec@gmail.com> Cc: Ingo Molnar <mingo@elte.hu> Cc: Mike Galbraith <efault@gmx.de> Cc: Paul Mackerras <paulus@samba.org> Cc: Peter Zijlstra <peterz@infradead.org> Cc: Stephane Eranian <eranian@google.com> Cc: Tom Zanussi <tzanussi@gmail.com> LKML-Reference: <new-submission> Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
40 lines
1.0 KiB
C
40 lines
1.0 KiB
C
#ifndef __PERF_EVLIST_H
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#define __PERF_EVLIST_H 1
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#include <linux/list.h>
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#include "../perf.h"
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#include "event.h"
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struct pollfd;
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#define PERF_EVLIST__HLIST_BITS 8
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#define PERF_EVLIST__HLIST_SIZE (1 << PERF_EVLIST__HLIST_BITS)
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struct perf_evlist {
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struct list_head entries;
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struct hlist_head heads[PERF_EVLIST__HLIST_SIZE];
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int nr_entries;
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int nr_fds;
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int mmap_len;
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event_t event_copy;
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struct perf_mmap *mmap;
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struct pollfd *pollfd;
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};
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struct perf_evsel;
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struct perf_evlist *perf_evlist__new(void);
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void perf_evlist__delete(struct perf_evlist *evlist);
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void perf_evlist__add(struct perf_evlist *evlist, struct perf_evsel *entry);
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int perf_evlist__add_default(struct perf_evlist *evlist);
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int perf_evlist__alloc_pollfd(struct perf_evlist *evlist, int ncpus, int nthreads);
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void perf_evlist__add_pollfd(struct perf_evlist *evlist, int fd);
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struct perf_evsel *perf_evlist__id2evsel(struct perf_evlist *evlist, u64 id);
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event_t *perf_evlist__read_on_cpu(struct perf_evlist *self, int cpu);
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#endif /* __PERF_EVLIST_H */
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