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perf machine: Introduce struct machines

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That consolidates the grouping of host + guests, isolating a bit more of
functionality now centered on 'perf_session' that can be used
independently in tools that don't need a 'perf_session' instance, but
needs to have all the thread/map/symbol machinery.

Cc: David Ahern <dsahern@gmail.com>
Cc: Frederic Weisbecker <fweisbec@gmail.com>
Cc: Jiri Olsa <jolsa@redhat.com>
Cc: Mike Galbraith <efault@gmx.de>
Cc: Namhyung Kim <namhyung@gmail.com>
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-c700rsiphpmzv8klogojpfut@git.kernel.org
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
This commit is contained in:
Arnaldo Carvalho de Melo
2012-12-18 19:15:48 -03:00
parent 28a6b6aa54
commit 876650e6c3
9 changed files with 95 additions and 81 deletions
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17
tools/perf/tests/hists_link.c
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@@ -75,13 +75,11 @@ static struct {
{ "[kernel]", kernel_syms, ARRAY_SIZE(kernel_syms) },
};
static struct machine *setup_fake_machine(void)
static struct machine *setup_fake_machine(struct machines *machines)
{
struct rb_root machine_root = RB_ROOT;
struct machine *machine;
struct machine *machine = machines__find(machines, HOST_KERNEL_ID);
size_t i;
machine = machines__findnew(&machine_root, HOST_KERNEL_ID);
if (machine == NULL) {
pr_debug("Not enough memory for machine setup\n");
return NULL;
@@ -435,6 +433,7 @@ static void print_hists(struct hists *hists)
int test__hists_link(void)
{
int err = -1;
struct machines machines;
struct machine *machine = NULL;
struct perf_evsel *evsel, *first;
struct perf_evlist *evlist = perf_evlist__new(NULL, NULL);
@@ -452,8 +451,10 @@ int test__hists_link(void)
/* default sort order (comm,dso,sym) will be used */
setup_sorting(NULL, NULL);
machines__init(&machines);
/* setup threads/dso/map/symbols also */
machine = setup_fake_machine();
machine = setup_fake_machine(&machines);
if (!machine)
goto out;
@@ -492,11 +493,7 @@ int test__hists_link(void)
out:
/* tear down everything */
perf_evlist__delete(evlist);
if (machine) {
machine__delete_threads(machine);
machine__delete(machine);
}
machines__exit(&machines);
return err;
}