static int default_interval = 100000;
-static __u64 count_filter = 5;
+static u64 count_filter = 5;
static int print_entries = 15;
static int target_pid = -1;
* Symbols
*/
-static __u64 min_ip;
-static __u64 max_ip = -1ll;
+static u64 min_ip;
+static u64 max_ip = -1ll;
struct sym_entry {
struct rb_node rb_node;
100.0 - (100.0*((samples_per_sec-ksamples_per_sec)/samples_per_sec)));
if (nr_counters == 1) {
- printf("%Ld", attrs[0].sample_period);
+ printf("%Ld", (u64)attrs[0].sample_period);
if (freq)
printf("Hz ");
else
return NULL;
}
+/* Tag samples to be skipped. */
+char *skip_symbols[] = {
+ "default_idle",
+ "cpu_idle",
+ "enter_idle",
+ "exit_idle",
+ "mwait_idle",
+ "ppc64_runlatch_off",
+ "pseries_dedicated_idle_sleep",
+ NULL
+};
+
static int symbol_filter(struct dso *self, struct symbol *sym)
{
static int filter_match;
struct sym_entry *syme;
const char *name = sym->name;
+ int i;
+
+ /*
+ * ppc64 uses function descriptors and appends a '.' to the
+ * start of every instruction address. Remove it.
+ */
+ if (name[0] == '.')
+ name++;
if (!strcmp(name, "_text") ||
!strcmp(name, "_etext") ||
return 1;
syme = dso__sym_priv(self, sym);
- /* Tag samples to be skipped. */
- if (!strcmp("default_idle", name) ||
- !strcmp("cpu_idle", name) ||
- !strcmp("enter_idle", name) ||
- !strcmp("exit_idle", name) ||
- !strcmp("mwait_idle", name))
- syme->skip = 1;
+ for (i = 0; skip_symbols[i]; i++) {
+ if (!strcmp(skip_symbols[i], name)) {
+ syme->skip = 1;
+ break;
+ }
+ }
if (filter_match == 1) {
filter_end = sym->start;
/*
* Binary search in the histogram table and record the hit:
*/
-static void record_ip(__u64 ip, int counter)
+static void record_ip(u64 ip, int counter)
{
struct symbol *sym = dso__find_symbol(kernel_dso, ip);
samples--;
}
-static void process_event(__u64 ip, int counter)
+static void process_event(u64 ip, int counter, int user)
{
samples++;
- if (ip < min_ip || ip > max_ip) {
+ if (user) {
userspace_samples++;
return;
}
for (; old != head;) {
struct ip_event {
struct perf_event_header header;
- __u64 ip;
- __u32 pid, target_pid;
+ u64 ip;
+ u32 pid, target_pid;
};
struct mmap_event {
struct perf_event_header header;
- __u32 pid, target_pid;
- __u64 start;
- __u64 len;
- __u64 pgoff;
+ u32 pid, target_pid;
+ u64 start;
+ u64 len;
+ u64 pgoff;
char filename[PATH_MAX];
};
old += size;
- if (event->header.misc & PERF_EVENT_MISC_OVERFLOW) {
- if (event->header.type & PERF_SAMPLE_IP)
- process_event(event->ip.ip, md->counter);
+ if (event->header.type == PERF_EVENT_SAMPLE) {
+ int user =
+ (event->header.misc & PERF_EVENT_MISC_CPUMODE_MASK) == PERF_EVENT_MISC_USER;
+ process_event(event->ip.ip, md->counter, user);
}
}
"put the counters into a counter group"),
OPT_STRING('s', "sym-filter", &sym_filter, "pattern",
"only display symbols matchig this pattern"),
- OPT_BOOLEAN('z', "zero", &group,
+ OPT_BOOLEAN('z', "zero", &zero,
"zero history across updates"),
OPT_INTEGER('F', "freq", &freq,
"profile at this frequency"),