2009-09-28 21:32:55 +08:00
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#ifndef __PERF_HIST_H
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#define __PERF_HIST_H
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2009-12-14 23:10:39 +08:00
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#include <linux/types.h>
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2009-09-28 21:32:55 +08:00
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#include "callchain.h"
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extern struct callchain_param callchain_param;
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2009-12-14 23:10:39 +08:00
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struct hist_entry;
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struct addr_location;
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struct symbol;
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2010-03-05 23:51:06 +08:00
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struct rb_root;
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2009-12-14 23:10:39 +08:00
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2010-05-12 10:18:06 +08:00
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struct objdump_line {
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struct list_head node;
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s64 offset;
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char *line;
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};
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void objdump_line__free(struct objdump_line *self);
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struct objdump_line *objdump__get_next_ip_line(struct list_head *head,
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struct objdump_line *pos);
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struct sym_hist {
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u64 sum;
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u64 ip[0];
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};
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struct sym_ext {
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struct rb_node node;
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double percent;
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char *path;
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};
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struct sym_priv {
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struct sym_hist *hist;
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struct sym_ext *ext;
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};
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perf hist: Introduce hists class and move lots of methods to it
In cbbc79a we introduced support for multiple events by introducing a
new "event_stat_id" struct and then made several perf_session methods
receive a point to it instead of a pointer to perf_session, and kept the
event_stats and hists rb_tree in perf_session.
While working on the new newt based browser, I realised that it would be
better to introduce a new class, "hists" (short for "histograms"),
renaming the "event_stat_id" struct and the perf_session methods that
were really "hists" methods, as they manipulate only struct hists
members, not touching anything in the other perf_session members.
Other optimizations, such as calculating the maximum lenght of a symbol
name present in an hists instance will be possible as we add them,
avoiding a re-traversal just for finding that information.
The rationale for the name "hists" to replace "event_stat_id" is that we
may have multiple sets of hists for the same event_stat id, as, for
instance, the 'perf diff' tool has, so event stat id is not what
characterizes what this struct and the functions that manipulate it do.
Cc: Eric B Munson <ebmunson@us.ibm.com>
Cc: Frédéric Weisbecker <fweisbec@gmail.com>
Cc: Mike Galbraith <efault@gmx.de>
Cc: Paul Mackerras <paulus@samba.org>
Cc: Peter Zijlstra <a.p.zijlstra@chello.nl>
Cc: Tom Zanussi <tzanussi@gmail.com>
LKML-Reference: <new-submission>
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
2010-05-11 00:04:11 +08:00
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struct events_stats {
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u64 total;
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u64 lost;
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};
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struct hists {
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struct rb_node rb_node;
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struct rb_root entries;
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2010-05-11 00:57:51 +08:00
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u64 nr_entries;
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perf hist: Introduce hists class and move lots of methods to it
In cbbc79a we introduced support for multiple events by introducing a
new "event_stat_id" struct and then made several perf_session methods
receive a point to it instead of a pointer to perf_session, and kept the
event_stats and hists rb_tree in perf_session.
While working on the new newt based browser, I realised that it would be
better to introduce a new class, "hists" (short for "histograms"),
renaming the "event_stat_id" struct and the perf_session methods that
were really "hists" methods, as they manipulate only struct hists
members, not touching anything in the other perf_session members.
Other optimizations, such as calculating the maximum lenght of a symbol
name present in an hists instance will be possible as we add them,
avoiding a re-traversal just for finding that information.
The rationale for the name "hists" to replace "event_stat_id" is that we
may have multiple sets of hists for the same event_stat id, as, for
instance, the 'perf diff' tool has, so event stat id is not what
characterizes what this struct and the functions that manipulate it do.
Cc: Eric B Munson <ebmunson@us.ibm.com>
Cc: Frédéric Weisbecker <fweisbec@gmail.com>
Cc: Mike Galbraith <efault@gmx.de>
Cc: Paul Mackerras <paulus@samba.org>
Cc: Peter Zijlstra <a.p.zijlstra@chello.nl>
Cc: Tom Zanussi <tzanussi@gmail.com>
LKML-Reference: <new-submission>
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
2010-05-11 00:04:11 +08:00
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struct events_stats stats;
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u64 config;
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u64 event_stream;
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u32 type;
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2010-05-11 00:57:51 +08:00
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u32 max_sym_namelen;
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perf hist: Introduce hists class and move lots of methods to it
In cbbc79a we introduced support for multiple events by introducing a
new "event_stat_id" struct and then made several perf_session methods
receive a point to it instead of a pointer to perf_session, and kept the
event_stats and hists rb_tree in perf_session.
While working on the new newt based browser, I realised that it would be
better to introduce a new class, "hists" (short for "histograms"),
renaming the "event_stat_id" struct and the perf_session methods that
were really "hists" methods, as they manipulate only struct hists
members, not touching anything in the other perf_session members.
Other optimizations, such as calculating the maximum lenght of a symbol
name present in an hists instance will be possible as we add them,
avoiding a re-traversal just for finding that information.
The rationale for the name "hists" to replace "event_stat_id" is that we
may have multiple sets of hists for the same event_stat id, as, for
instance, the 'perf diff' tool has, so event stat id is not what
characterizes what this struct and the functions that manipulate it do.
Cc: Eric B Munson <ebmunson@us.ibm.com>
Cc: Frédéric Weisbecker <fweisbec@gmail.com>
Cc: Mike Galbraith <efault@gmx.de>
Cc: Paul Mackerras <paulus@samba.org>
Cc: Peter Zijlstra <a.p.zijlstra@chello.nl>
Cc: Tom Zanussi <tzanussi@gmail.com>
LKML-Reference: <new-submission>
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
2010-05-11 00:04:11 +08:00
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};
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struct hist_entry *__hists__add_entry(struct hists *self,
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struct addr_location *al,
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struct symbol *parent, u64 count);
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2009-09-28 21:32:55 +08:00
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extern int64_t hist_entry__cmp(struct hist_entry *, struct hist_entry *);
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extern int64_t hist_entry__collapse(struct hist_entry *, struct hist_entry *);
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perf hist: Introduce hists class and move lots of methods to it
In cbbc79a we introduced support for multiple events by introducing a
new "event_stat_id" struct and then made several perf_session methods
receive a point to it instead of a pointer to perf_session, and kept the
event_stats and hists rb_tree in perf_session.
While working on the new newt based browser, I realised that it would be
better to introduce a new class, "hists" (short for "histograms"),
renaming the "event_stat_id" struct and the perf_session methods that
were really "hists" methods, as they manipulate only struct hists
members, not touching anything in the other perf_session members.
Other optimizations, such as calculating the maximum lenght of a symbol
name present in an hists instance will be possible as we add them,
avoiding a re-traversal just for finding that information.
The rationale for the name "hists" to replace "event_stat_id" is that we
may have multiple sets of hists for the same event_stat id, as, for
instance, the 'perf diff' tool has, so event stat id is not what
characterizes what this struct and the functions that manipulate it do.
Cc: Eric B Munson <ebmunson@us.ibm.com>
Cc: Frédéric Weisbecker <fweisbec@gmail.com>
Cc: Mike Galbraith <efault@gmx.de>
Cc: Paul Mackerras <paulus@samba.org>
Cc: Peter Zijlstra <a.p.zijlstra@chello.nl>
Cc: Tom Zanussi <tzanussi@gmail.com>
LKML-Reference: <new-submission>
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
2010-05-11 00:04:11 +08:00
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int hist_entry__fprintf(struct hist_entry *self, struct hists *pair_hists,
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bool show_displacement, long displacement, FILE *fp,
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u64 total);
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int hist_entry__snprintf(struct hist_entry *self, char *bf, size_t size,
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struct hists *pair_hists, bool show_displacement,
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long displacement, bool color, u64 total);
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2009-12-14 23:10:39 +08:00
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void hist_entry__free(struct hist_entry *);
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2010-05-11 00:57:51 +08:00
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void hists__output_resort(struct hists *self);
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perf hist: Introduce hists class and move lots of methods to it
In cbbc79a we introduced support for multiple events by introducing a
new "event_stat_id" struct and then made several perf_session methods
receive a point to it instead of a pointer to perf_session, and kept the
event_stats and hists rb_tree in perf_session.
While working on the new newt based browser, I realised that it would be
better to introduce a new class, "hists" (short for "histograms"),
renaming the "event_stat_id" struct and the perf_session methods that
were really "hists" methods, as they manipulate only struct hists
members, not touching anything in the other perf_session members.
Other optimizations, such as calculating the maximum lenght of a symbol
name present in an hists instance will be possible as we add them,
avoiding a re-traversal just for finding that information.
The rationale for the name "hists" to replace "event_stat_id" is that we
may have multiple sets of hists for the same event_stat id, as, for
instance, the 'perf diff' tool has, so event stat id is not what
characterizes what this struct and the functions that manipulate it do.
Cc: Eric B Munson <ebmunson@us.ibm.com>
Cc: Frédéric Weisbecker <fweisbec@gmail.com>
Cc: Mike Galbraith <efault@gmx.de>
Cc: Paul Mackerras <paulus@samba.org>
Cc: Peter Zijlstra <a.p.zijlstra@chello.nl>
Cc: Tom Zanussi <tzanussi@gmail.com>
LKML-Reference: <new-submission>
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
2010-05-11 00:04:11 +08:00
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void hists__collapse_resort(struct hists *self);
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size_t hists__fprintf(struct hists *self, struct hists *pair,
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bool show_displacement, FILE *fp);
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2010-05-11 22:10:15 +08:00
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2010-05-12 10:18:06 +08:00
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int hist_entry__inc_addr_samples(struct hist_entry *self, u64 ip);
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int hist_entry__annotate(struct hist_entry *self, struct list_head *head);
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2010-05-11 22:10:15 +08:00
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void hists__filter_by_dso(struct hists *self, const struct dso *dso);
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void hists__filter_by_thread(struct hists *self, const struct thread *thread);
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#ifdef NO_NEWT_SUPPORT
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static inline int hists__browse(struct hists self __used,
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const char *helpline __used,
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const char *input_name __used)
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{
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return 0;
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}
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#else
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int hists__browse(struct hists *self, const char *helpline,
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const char *input_name);
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#endif
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2009-09-28 21:32:55 +08:00
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#endif /* __PERF_HIST_H */
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