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Subject[tip:perf/core] perf machine: Introduce machine__findnew_dso() method
Commit-ID:  aa7cc2ae5ae69aff555793fbfcff514141bb23f3
Gitweb: http://git.kernel.org/tip/aa7cc2ae5ae69aff555793fbfcff514141bb23f3
Author: Arnaldo Carvalho de Melo <acme@redhat.com>
AuthorDate: Fri, 29 May 2015 11:31:12 -0300
Committer: Arnaldo Carvalho de Melo <acme@redhat.com>
CommitDate: Fri, 29 May 2015 12:43:44 -0300

perf machine: Introduce machine__findnew_dso() method

Similar to machine__findnew_thread(), also prepping for refcounting and
locking, this time for struct dso instances.

Cc: Adrian Hunter <adrian.hunter@intel.com>
Cc: David Ahern <dsahern@gmail.com>
Cc: Jiri Olsa <jolsa@redhat.com>
Cc: Namhyung Kim <namhyung@kernel.org>
Link: http://lkml.kernel.org/n/tip-fv3tshv5o1413coh147lszjc@git.kernel.org
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
---
tools/perf/tests/hists_common.c | 3 +--
tools/perf/util/dso.c | 2 +-
tools/perf/util/header.c | 2 +-
tools/perf/util/machine.c | 7 ++++++-
tools/perf/util/machine.h | 2 ++
tools/perf/util/map.c | 2 +-
6 files changed, 12 insertions(+), 6 deletions(-)

diff --git a/tools/perf/tests/hists_common.c b/tools/perf/tests/hists_common.c
index bcde1d2..915f60a 100644
--- a/tools/perf/tests/hists_common.c
+++ b/tools/perf/tests/hists_common.c
@@ -121,8 +121,7 @@ struct machine *setup_fake_machine(struct machines *machines)
size_t k;
struct dso *dso;

- dso = __dsos__findnew(&machine->dsos,
- fake_symbols[i].dso_name);
+ dso = machine__findnew_dso(machine, fake_symbols[i].dso_name);
if (dso == NULL)
goto out;

diff --git a/tools/perf/util/dso.c b/tools/perf/util/dso.c
index ff040b0..b335db3 100644
--- a/tools/perf/util/dso.c
+++ b/tools/perf/util/dso.c
@@ -833,7 +833,7 @@ struct dso *machine__findnew_kernel(struct machine *machine, const char *name,
/*
* The kernel dso could be created by build_id processing.
*/
- struct dso *dso = __dsos__findnew(&machine->dsos, name);
+ struct dso *dso = machine__findnew_dso(machine, name);

/*
* We need to run this in all cases, since during the build_id
diff --git a/tools/perf/util/header.c b/tools/perf/util/header.c
index a900e94..851143a 100644
--- a/tools/perf/util/header.c
+++ b/tools/perf/util/header.c
@@ -1264,7 +1264,7 @@ static int __event_process_build_id(struct build_id_event *bev,
goto out;
}

- dso = __dsos__findnew(&machine->dsos, filename);
+ dso = machine__findnew_dso(machine, filename);
if (dso != NULL) {
char sbuild_id[BUILD_ID_SIZE * 2 + 1];

diff --git a/tools/perf/util/machine.c b/tools/perf/util/machine.c
index ffd3107..698da1da 100644
--- a/tools/perf/util/machine.c
+++ b/tools/perf/util/machine.c
@@ -1157,7 +1157,7 @@ static int machine__process_kernel_mmap_event(struct machine *machine,
}

if (kernel == NULL)
- kernel = __dsos__findnew(&machine->dsos, kmmap_prefix);
+ kernel = machine__findnew_dso(machine, kmmap_prefix);
if (kernel == NULL)
goto out_problem;

@@ -1915,3 +1915,8 @@ int machine__get_kernel_start(struct machine *machine)
}
return err;
}
+
+struct dso *machine__findnew_dso(struct machine *machine, const char *filename)
+{
+ return __dsos__findnew(&machine->dsos, filename);
+}
diff --git a/tools/perf/util/machine.h b/tools/perf/util/machine.h
index aabca58..39a0ca0 100644
--- a/tools/perf/util/machine.h
+++ b/tools/perf/util/machine.h
@@ -154,6 +154,8 @@ static inline bool machine__is_host(struct machine *machine)
struct thread *__machine__findnew_thread(struct machine *machine, pid_t pid, pid_t tid);
struct thread *machine__findnew_thread(struct machine *machine, pid_t pid, pid_t tid);

+struct dso *machine__findnew_dso(struct machine *machine, const char *filename);
+
size_t machine__fprintf(struct machine *machine, FILE *fp);

static inline
diff --git a/tools/perf/util/map.c b/tools/perf/util/map.c
index 57ff025..d15e1e9 100644
--- a/tools/perf/util/map.c
+++ b/tools/perf/util/map.c
@@ -180,7 +180,7 @@ struct map *map__new(struct machine *machine, u64 start, u64 len,
pgoff = 0;
dso = vdso__dso_findnew(machine, thread);
} else
- dso = __dsos__findnew(&machine->dsos, filename);
+ dso = machine__findnew_dso(machine, filename);

if (dso == NULL)
goto out_delete;

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