perf thread-stack: Tidy thread_stack__bottom() usage

In preparation for fixing thread stack processing for the idle task,
tidy thread_stack__bottom() usage. Specifically, the parameter 'thread'
is not needed.

Signed-off-by: Adrian Hunter <adrian.hunter@intel.com>
Acked-by: Jiri Olsa <jolsa@kernel.org>
Link: http://lkml.kernel.org/r/20181221120620.9659-3-adrian.hunter@intel.com
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>

diff --git a/tools/perf/util/thread-stack.c b/tools/perf/util/thread-stack.c
index 115dc4b..068c7c8 100644 (file)
--- a/tools/perf/util/thread-stack.c
+++ b/tools/perf/util/thread-stack.c
@@ -449,7 +449,7 @@ static int thread_stack__pop_cp(struct thread *thread, struct thread_stack *ts,
        return 1;
 }
 
-static int thread_stack__bottom(struct thread *thread, struct thread_stack *ts,
+static int thread_stack__bottom(struct thread_stack *ts,
                                struct perf_sample *sample,
                                struct addr_location *from_al,
                                struct addr_location *to_al, u64 ref)
@@ -474,7 +474,7 @@ static int thread_stack__bottom(struct thread *thread, struct thread_stack *ts,
        if (!cp)
                return -ENOMEM;
 
-       return thread_stack__push_cp(thread->ts, ip, sample->time, ref, cp,
+       return thread_stack__push_cp(ts, ip, sample->time, ref, cp,
                                     true, false);
 }
 
@@ -617,8 +617,7 @@ int thread_stack__process(struct thread *thread, struct comm *comm,
 
        /* If the stack is empty, put the current symbol on the stack */
        if (!ts->cnt) {
-               err = thread_stack__bottom(thread, ts, sample, from_al, to_al,
-                                          ref);
+               err = thread_stack__bottom(ts, sample, from_al, to_al, ref);
                if (err)
                        return err;
        }