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authorArnaldo Carvalho de Melo <acme@redhat.com>2012-12-19 09:04:24 -0300
committerArnaldo Carvalho de Melo <acme@redhat.com>2013-01-24 16:40:13 -0300
commit34ba5122bf198c9cdfcbecc9b23eaa414244a3f6 (patch)
tree7793918dad08b64157ae66d605a3e5bd2b3abb1f /tools/perf/builtin-kmem.c
parent09ecbb07a5c9fa31dc72ee8fb1c3fbd1145448dd (diff)
downloadlinux-34ba5122bf198c9cdfcbecc9b23eaa414244a3f6.tar.bz2
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.c7
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);