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-rw-r--r--tools/perf/builtin-kmem.c22
1 files changed, 16 insertions, 6 deletions
diff --git a/tools/perf/builtin-kmem.c b/tools/perf/builtin-kmem.c
index 924a9518931a..31f60a2535e0 100644
--- a/tools/perf/builtin-kmem.c
+++ b/tools/perf/builtin-kmem.c
@@ -335,8 +335,9 @@ static int process_sample_event(event_t *event, struct perf_session *session)
}
static struct perf_event_ops event_ops = {
- .sample = process_sample_event,
- .comm = event__process_comm,
+ .sample = process_sample_event,
+ .comm = event__process_comm,
+ .ordered_samples = true,
};
static double fragmentation(unsigned long n_req, unsigned long n_alloc)
@@ -351,6 +352,7 @@ 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;
printf("%.102s\n", graph_dotted_line);
printf(" %-34s |", is_caller ? "Callsite": "Alloc Ptr");
@@ -359,23 +361,29 @@ 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);
struct symbol *sym = NULL;
+ struct map *map;
char buf[BUFSIZ];
u64 addr;
if (is_caller) {
addr = data->call_site;
if (!raw_ip)
- sym = map_groups__find_function(&session->kmaps, addr, NULL);
+ sym = machine__find_kernel_function(machine, addr, &map, NULL);
} else
addr = data->ptr;
if (sym != NULL)
snprintf(buf, sizeof(buf), "%s+%Lx", sym->name,
- addr - sym->start);
+ addr - map->unmap_ip(map, sym->start));
else
snprintf(buf, sizeof(buf), "%#Lx", addr);
printf(" %-34s |", buf);
@@ -484,10 +492,13 @@ static void sort_result(void)
static int __cmd_kmem(void)
{
int err = -EINVAL;
- struct perf_session *session = perf_session__new(input_name, O_RDONLY, 0);
+ struct perf_session *session = perf_session__new(input_name, O_RDONLY, 0, false);
if (session == NULL)
return -ENOMEM;
+ if (perf_session__create_kernel_maps(session) < 0)
+ goto out_delete;
+
if (!perf_session__has_traces(session, "kmem record"))
goto out_delete;
@@ -718,7 +729,6 @@ static const char *record_args[] = {
"record",
"-a",
"-R",
- "-M",
"-f",
"-c", "1",
"-e", "kmem:kmalloc",