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authorArnaldo Carvalho de Melo <acme@redhat.com>2014-10-23 20:26:17 +0200
committerArnaldo Carvalho de Melo <acme@redhat.com>2014-10-29 13:32:46 +0100
commitcc8b7c2bf553151a579a8009020875faa1d43e29 (patch)
tree77439fb5f4ca15827938a7bcf0557bc8dbe3e0db
parentperf tools: A thread's machine can be found via thread->mg->machine (diff)
downloadlinux-cc8b7c2bf553151a579a8009020875faa1d43e29.tar.xz
linux-cc8b7c2bf553151a579a8009020875faa1d43e29.zip
perf thread: Adopt resolve_callchain method from machine
Shortening function signature lenght too, since a thread's machine can be obtained from thread->mg->machine, no need to pass thread, machine. Cc: Adrian Hunter <adrian.hunter@intel.com> Cc: Borislav Petkov <bp@suse.de> Cc: David Ahern <dsahern@gmail.com> Cc: Don Zickus <dzickus@redhat.com> Cc: Frederic Weisbecker <fweisbec@gmail.com> Cc: Jean Pihet <jean.pihet@linaro.org> Cc: Jiri Olsa <jolsa@redhat.com> Cc: Mike Galbraith <efault@gmx.de> Cc: Namhyung Kim <namhyung@kernel.org> Cc: Paul Mackerras <paulus@samba.org> Cc: Peter Zijlstra <peterz@infradead.org> Cc: Stephane Eranian <eranian@google.com> Link: http://lkml.kernel.org/n/tip-5wb6css280ty0cel5p0zo2b1@git.kernel.org Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
-rw-r--r--tools/perf/util/callchain.c4
-rw-r--r--tools/perf/util/machine.c15
-rw-r--r--tools/perf/util/machine.h13
-rw-r--r--tools/perf/util/scripting-engines/trace-event-python.c6
-rw-r--r--tools/perf/util/session.c6
5 files changed, 21 insertions, 23 deletions
diff --git a/tools/perf/util/callchain.c b/tools/perf/util/callchain.c
index c84d3f8dcb75..00229809a904 100644
--- a/tools/perf/util/callchain.c
+++ b/tools/perf/util/callchain.c
@@ -754,8 +754,8 @@ int sample__resolve_callchain(struct perf_sample *sample, struct symbol **parent
if (symbol_conf.use_callchain || symbol_conf.cumulate_callchain ||
sort__has_parent) {
- return machine__resolve_callchain(al->machine, evsel, al->thread,
- sample, parent, al, max_stack);
+ return thread__resolve_callchain(al->thread, evsel, sample,
+ parent, al, max_stack);
}
return 0;
}
diff --git a/tools/perf/util/machine.c b/tools/perf/util/machine.c
index 08e63fdbd14f..fd192e4885cc 100644
--- a/tools/perf/util/machine.c
+++ b/tools/perf/util/machine.c
@@ -1464,13 +1464,12 @@ static int unwind_entry(struct unwind_entry *entry, void *arg)
entry->map, entry->sym);
}
-int machine__resolve_callchain(struct machine *machine,
- struct perf_evsel *evsel,
- struct thread *thread,
- struct perf_sample *sample,
- struct symbol **parent,
- struct addr_location *root_al,
- int max_stack)
+int thread__resolve_callchain(struct thread *thread,
+ struct perf_evsel *evsel,
+ struct perf_sample *sample,
+ struct symbol **parent,
+ struct addr_location *root_al,
+ int max_stack)
{
int ret = thread__resolve_callchain_sample(thread, sample->callchain,
parent, root_al, max_stack);
@@ -1487,7 +1486,7 @@ int machine__resolve_callchain(struct machine *machine,
(!sample->user_stack.size))
return 0;
- return unwind__get_entries(unwind_entry, &callchain_cursor, machine,
+ return unwind__get_entries(unwind_entry, &callchain_cursor, thread->mg->machine,
thread, sample, max_stack);
}
diff --git a/tools/perf/util/machine.h b/tools/perf/util/machine.h
index 2b651a7f5d0d..88ec74e18cbf 100644
--- a/tools/perf/util/machine.h
+++ b/tools/perf/util/machine.h
@@ -122,13 +122,12 @@ struct branch_info *sample__resolve_bstack(struct perf_sample *sample,
struct addr_location *al);
struct mem_info *sample__resolve_mem(struct perf_sample *sample,
struct addr_location *al);
-int machine__resolve_callchain(struct machine *machine,
- struct perf_evsel *evsel,
- struct thread *thread,
- struct perf_sample *sample,
- struct symbol **parent,
- struct addr_location *root_al,
- int max_stack);
+int thread__resolve_callchain(struct thread *thread,
+ struct perf_evsel *evsel,
+ struct perf_sample *sample,
+ struct symbol **parent,
+ struct addr_location *root_al,
+ int max_stack);
/*
* Default guest kernel is defined by parameter --guestkallsyms
diff --git a/tools/perf/util/scripting-engines/trace-event-python.c b/tools/perf/util/scripting-engines/trace-event-python.c
index 496f21cadd97..25e5a238f1cb 100644
--- a/tools/perf/util/scripting-engines/trace-event-python.c
+++ b/tools/perf/util/scripting-engines/trace-event-python.c
@@ -312,9 +312,9 @@ static PyObject *python_process_callchain(struct perf_sample *sample,
if (!symbol_conf.use_callchain || !sample->callchain)
goto exit;
- if (machine__resolve_callchain(al->machine, evsel, al->thread,
- sample, NULL, NULL,
- PERF_MAX_STACK_DEPTH) != 0) {
+ if (thread__resolve_callchain(al->thread, evsel,
+ sample, NULL, NULL,
+ PERF_MAX_STACK_DEPTH) != 0) {
pr_err("Failed to resolve callchain. Skipping\n");
goto exit;
}
diff --git a/tools/perf/util/session.c b/tools/perf/util/session.c
index 6702ac28754b..776010844cdc 100644
--- a/tools/perf/util/session.c
+++ b/tools/perf/util/session.c
@@ -1417,9 +1417,9 @@ void perf_evsel__print_ip(struct perf_evsel *evsel, struct perf_sample *sample,
if (symbol_conf.use_callchain && sample->callchain) {
struct addr_location node_al;
- if (machine__resolve_callchain(al->machine, evsel, al->thread,
- sample, NULL, NULL,
- PERF_MAX_STACK_DEPTH) != 0) {
+ if (thread__resolve_callchain(al->thread, evsel,
+ sample, NULL, NULL,
+ PERF_MAX_STACK_DEPTH) != 0) {
if (verbose)
error("Failed to resolve callchain. Skipping\n");
return;