[tip:perf/core] perf symbols: Generalize filter in __fprintf_buildid methods

From: tip-bot for Arnaldo Carvalho de Melo
Date: Thu Jan 24 2013 - 13:58:07 EST

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Commit-ID: 417c2ff6806fd9183cb36682dcf32c4d068aba5e
Gitweb: http://git.kernel.org/tip/417c2ff6806fd9183cb36682dcf32c4d068aba5e
Author: Arnaldo Carvalho de Melo <acme@xxxxxxxxxx>
AuthorDate: Fri, 7 Dec 2012 09:53:58 -0300
Committer: Arnaldo Carvalho de Melo <acme@xxxxxxxxxx>
CommitDate: Sun, 9 Dec 2012 08:46:07 -0300

perf symbols: Generalize filter in __fprintf_buildid methods

We had that 'with_hits' filter to show just the build ids for DSOs that
had samples, make that generic so that we can use it in the upcoming
buildid-cache --missing feature, to show just the build ids that are not
in the cache.

Cc: David Ahern <dsahern@xxxxxxxxx>
Cc: Frederic Weisbecker <fweisbec@xxxxxxxxx>
Cc: Jiri Olsa <jolsa@xxxxxxxxxx>
Cc: Mike Galbraith <efault@xxxxxx>
Cc: Namhyung Kim <namhyung@xxxxxxxxx>
Cc: Paul Mackerras <paulus@xxxxxxxxx>
Cc: Peter Zijlstra <peterz@xxxxxxxxxxxxx>
Cc: Stephane Eranian <eranian@xxxxxxxxxx>
Link: http://lkml.kernel.org/n/tip-9nfesdfpnx7zp96yn3tmfbx0@xxxxxxxxxxxxxx
Signed-off-by: Arnaldo Carvalho de Melo <acme@xxxxxxxxxx>
---
tools/perf/builtin-buildid-list.c | 7 ++++++-
tools/perf/util/dso.c | 4 ++--
tools/perf/util/dso.h | 2 +-
tools/perf/util/machine.h | 8 ++++----
tools/perf/util/session.c | 6 +++---
tools/perf/util/session.h | 4 ++--
tools/perf/util/symbol.c | 12 ++++++------
7 files changed, 24 insertions(+), 19 deletions(-)

diff --git a/tools/perf/builtin-buildid-list.c b/tools/perf/builtin-buildid-list.c
index 4c770d2..e74366a 100644
--- a/tools/perf/builtin-buildid-list.c
+++ b/tools/perf/builtin-buildid-list.c
@@ -44,6 +44,11 @@ static int filename__fprintf_build_id(const char *name, FILE *fp)
return fprintf(fp, "%s\n", sbuild_id);
}

+static bool dso__skip_buildid(struct dso *dso, int with_hits)
+{
+ return with_hits && !dso->hit;
+}
+
static int perf_session__list_build_ids(bool force, bool with_hits)
{
struct perf_session *session;
@@ -66,7 +71,7 @@ static int perf_session__list_build_ids(bool force, bool with_hits)
if (with_hits || session->fd_pipe)
perf_session__process_events(session, &build_id__mark_dso_hit_ops);

- perf_session__fprintf_dsos_buildid(session, stdout, with_hits);
+ perf_session__fprintf_dsos_buildid(session, stdout, dso__skip_buildid, with_hits);
perf_session__delete(session);
out:
return 0;
diff --git a/tools/perf/util/dso.c b/tools/perf/util/dso.c
index be43785..6f7d5a9 100644
--- a/tools/perf/util/dso.c
+++ b/tools/perf/util/dso.c
@@ -539,13 +539,13 @@ struct dso *__dsos__findnew(struct list_head *head, const char *name)
}

size_t __dsos__fprintf_buildid(struct list_head *head, FILE *fp,
- bool with_hits)
+ bool (skip)(struct dso *dso, int parm), int parm)
{
struct dso *pos;
size_t ret = 0;

list_for_each_entry(pos, head, node) {
- if (with_hits && !pos->hit)
+ if (skip && skip(pos, parm))
continue;
ret += dso__fprintf_buildid(pos, fp);
ret += fprintf(fp, " %s\n", pos->long_name);
diff --git a/tools/perf/util/dso.h b/tools/perf/util/dso.h
index e032769..450199a 100644
--- a/tools/perf/util/dso.h
+++ b/tools/perf/util/dso.h
@@ -138,7 +138,7 @@ struct dso *__dsos__findnew(struct list_head *head, const char *name);
bool __dsos__read_build_ids(struct list_head *head, bool with_hits);

size_t __dsos__fprintf_buildid(struct list_head *head, FILE *fp,
- bool with_hits);
+ bool (skip)(struct dso *dso, int parm), int parm);
size_t __dsos__fprintf(struct list_head *head, FILE *fp);

size_t dso__fprintf_buildid(struct dso *dso, FILE *fp);
diff --git a/tools/perf/util/machine.h b/tools/perf/util/machine.h
index b7cde74..646ad13 100644
--- a/tools/perf/util/machine.h
+++ b/tools/perf/util/machine.h
@@ -129,11 +129,11 @@ int machine__load_kallsyms(struct machine *machine, const char *filename,
int machine__load_vmlinux_path(struct machine *machine, enum map_type type,
symbol_filter_t filter);

-size_t machine__fprintf_dsos_buildid(struct machine *machine,
- FILE *fp, bool with_hits);
+size_t machine__fprintf_dsos_buildid(struct machine *machine, FILE *fp,
+ bool (skip)(struct dso *dso, int parm), int parm);
size_t machines__fprintf_dsos(struct rb_root *machines, FILE *fp);
-size_t machines__fprintf_dsos_buildid(struct rb_root *machines,
- FILE *fp, bool with_hits);
+size_t machines__fprintf_dsos_buildid(struct rb_root *machines, FILE *fp,
+ bool (skip)(struct dso *dso, int parm), int parm);

void machine__destroy_kernel_maps(struct machine *machine);
int __machine__create_kernel_maps(struct machine *machine, struct dso *kernel);
diff --git a/tools/perf/util/session.c b/tools/perf/util/session.c
index aa5e582..8d04dfb 100644
--- a/tools/perf/util/session.c
+++ b/tools/perf/util/session.c
@@ -1552,10 +1552,10 @@ size_t perf_session__fprintf_dsos(struct perf_session *self, FILE *fp)
}

size_t perf_session__fprintf_dsos_buildid(struct perf_session *self, FILE *fp,
- bool with_hits)
+ bool (skip)(struct dso *dso, int parm), int parm)
{
- size_t ret = machine__fprintf_dsos_buildid(&self->host_machine, fp, with_hits);
- return ret + machines__fprintf_dsos_buildid(&self->machines, fp, with_hits);
+ size_t ret = machine__fprintf_dsos_buildid(&self->host_machine, fp, skip, parm);
+ return ret + machines__fprintf_dsos_buildid(&self->machines, fp, skip, parm);
}

size_t perf_session__fprintf_nr_events(struct perf_session *session, FILE *fp)
diff --git a/tools/perf/util/session.h b/tools/perf/util/session.h
index c18fabd..8c23025 100644
--- a/tools/perf/util/session.h
+++ b/tools/perf/util/session.h
@@ -115,8 +115,8 @@ size_t perf_session__fprintf(struct perf_session *self, FILE *fp);

size_t perf_session__fprintf_dsos(struct perf_session *self, FILE *fp);

-size_t perf_session__fprintf_dsos_buildid(struct perf_session *self,
- FILE *fp, bool with_hits);
+size_t perf_session__fprintf_dsos_buildid(struct perf_session *session, FILE *fp,
+ bool (fn)(struct dso *dso, int parm), int parm);

size_t perf_session__fprintf_nr_events(struct perf_session *session, FILE *fp);

diff --git a/tools/perf/util/symbol.c b/tools/perf/util/symbol.c
index 295f8d4..e5ba984 100644
--- a/tools/perf/util/symbol.c
+++ b/tools/perf/util/symbol.c
@@ -1315,21 +1315,21 @@ size_t machines__fprintf_dsos(struct rb_root *machines, FILE *fp)
}

size_t machine__fprintf_dsos_buildid(struct machine *machine, FILE *fp,
- bool with_hits)
+ bool (skip)(struct dso *dso, int parm), int parm)
{
- return __dsos__fprintf_buildid(&machine->kernel_dsos, fp, with_hits) +
- __dsos__fprintf_buildid(&machine->user_dsos, fp, with_hits);
+ return __dsos__fprintf_buildid(&machine->kernel_dsos, fp, skip, parm) +
+ __dsos__fprintf_buildid(&machine->user_dsos, fp, skip, parm);
}

-size_t machines__fprintf_dsos_buildid(struct rb_root *machines,
- FILE *fp, bool with_hits)
+size_t machines__fprintf_dsos_buildid(struct rb_root *machines, FILE *fp,
+ bool (skip)(struct dso *dso, int parm), int parm)
{
struct rb_node *nd;
size_t ret = 0;

for (nd = rb_first(machines); nd; nd = rb_next(nd)) {
struct machine *pos = rb_entry(nd, struct machine, rb_node);
- ret += machine__fprintf_dsos_buildid(pos, fp, with_hits);
+ ret += machine__fprintf_dsos_buildid(pos, fp, skip, parm);
}
return ret;
}
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Next message: kishon: "Re: [PATCH v1 4/6] drivers: usb: musb: omap: make use of the newPHY lib APIs"
Previous message: tip-bot for Jiri Olsa: "[tip:perf/core] perf diff: Remove displacement output option"
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