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| author | Arnaldo Carvalho de Melo <acme@redhat.com> | 2012-12-19 09:04:24 -0300 |
|---|---|---|
| committer | Arnaldo Carvalho de Melo <acme@redhat.com> | 2013-01-24 16:40:13 -0300 |
| commit | 34ba5122bf198c9cdfcbecc9b23eaa414244a3f6 (patch) | |
| tree | 7793918dad08b64157ae66d605a3e5bd2b3abb1f /tools/perf/builtin-kmem.c | |
| parent | 09ecbb07a5c9fa31dc72ee8fb1c3fbd1145448dd (diff) | |
| download | lwn-34ba5122bf198c9cdfcbecc9b23eaa414244a3f6.tar.gz lwn-34ba5122bf198c9cdfcbecc9b23eaa414244a3f6.zip | |
perf machine: Simplify accessing the host machine
It is always there, no sense in calling a function named
"perf_session__find_host_machine".
Also no sense in checking if that function return is NULL, so ditch
needless error handling.
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-a6a3zx3afbrxo8p2zqm5mxo8@git.kernel.org
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
Diffstat (limited to 'tools/perf/builtin-kmem.c')
| -rw-r--r-- | tools/perf/builtin-kmem.c | 7 |
1 files changed, 1 insertions, 6 deletions
diff --git a/tools/perf/builtin-kmem.c b/tools/perf/builtin-kmem.c index 0b4b796167be..9fddca749ca2 100644 --- a/tools/perf/builtin-kmem.c +++ b/tools/perf/builtin-kmem.c @@ -340,7 +340,7 @@ static void __print_result(struct rb_root *root, struct perf_session *session, int n_lines, int is_caller) { struct rb_node *next; - struct machine *machine; + struct machine *machine = &session->machines.host; printf("%.102s\n", graph_dotted_line); printf(" %-34s |", is_caller ? "Callsite": "Alloc Ptr"); @@ -349,11 +349,6 @@ static void __print_result(struct rb_root *root, struct perf_session *session, next = rb_first(root); - machine = perf_session__find_host_machine(session); - if (!machine) { - pr_err("__print_result: couldn't find kernel information\n"); - return; - } while (next && n_lines--) { struct alloc_stat *data = rb_entry(next, struct alloc_stat, node); |