de1764892a
So that tools such as 'perf probe' don't have to lookup '[kernel.kallsyms]' but instead access them directly after perf_session__create_kernel_maps or map_groups__create_kernel_maps. Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com> Cc: Masami Hiramatsu <mhiramat@redhat.com> Cc: Frédéric Weisbecker <fweisbec@gmail.com> Cc: Mike Galbraith <efault@gmx.de> Cc: Peter Zijlstra <a.p.zijlstra@chello.nl> Cc: Paul Mackerras <paulus@samba.org> LKML-Reference: <1262629169-22797-4-git-send-email-acme@infradead.org> Signed-off-by: Ingo Molnar <mingo@elte.hu>
63 lines
1.4 KiB
C
63 lines
1.4 KiB
C
#ifndef __PERF_SESSION_H
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#define __PERF_SESSION_H
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#include "event.h"
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#include "header.h"
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#include "thread.h"
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#include <linux/rbtree.h>
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#include "../../../include/linux/perf_event.h"
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struct ip_callchain;
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struct thread;
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struct symbol;
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struct perf_session {
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struct perf_header header;
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unsigned long size;
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unsigned long mmap_window;
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struct map_groups kmaps;
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struct rb_root threads;
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struct thread *last_match;
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struct map *vmlinux_maps[MAP__NR_TYPES];
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struct events_stats events_stats;
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unsigned long event_total[PERF_RECORD_MAX];
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unsigned long unknown_events;
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struct rb_root hists;
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u64 sample_type;
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int fd;
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int cwdlen;
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char *cwd;
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char filename[0];
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};
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typedef int (*event_op)(event_t *self, struct perf_session *session);
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struct perf_event_ops {
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event_op sample,
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mmap,
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comm,
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fork,
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exit,
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lost,
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read,
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throttle,
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unthrottle;
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};
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struct perf_session *perf_session__new(const char *filename, int mode, bool force);
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void perf_session__delete(struct perf_session *self);
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int perf_session__process_events(struct perf_session *self,
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struct perf_event_ops *event_ops);
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struct symbol **perf_session__resolve_callchain(struct perf_session *self,
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struct thread *thread,
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struct ip_callchain *chain,
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struct symbol **parent);
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bool perf_session__has_traces(struct perf_session *self, const char *msg);
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int perf_header__read_build_ids(int input, u64 offset, u64 file_size);
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#endif /* __PERF_SESSION_H */
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