1 files changed, 98 insertions, 34 deletions

diff --git a/tools/perf/util/session.c b/tools/perf/util/session.c
index f5a8fbdd3f7..72458d9da5b 100644
--- a/tools/perf/util/session.c
+++ b/tools/perf/util/session.c
@@ -12,6 +12,7 @@
 #include "session.h"
 #include "sort.h"
 #include "util.h"
+#include "cpumap.h"
 
 static int perf_session__open(struct perf_session *self, bool force)
 {
@@ -247,9 +248,14 @@ int perf_session__resolve_callchain(struct perf_session *self,
         callchain_cursor_reset(&self->callchain_cursor);
 
         for (i = 0; i < chain->nr; i++) {
-                u64 ip = chain->ips[i];
+                u64 ip;
                 struct addr_location al;
 
+                if (callchain_param.order == ORDER_CALLEE)
+                        ip = chain->ips[i];
+                else
+                        ip = chain->ips[chain->nr - i - 1];
+
                 if (ip >= PERF_CONTEXT_MAX) {
                         switch (ip) {
                         case PERF_CONTEXT_HV:
@@ -407,20 +413,26 @@ static void perf_event__read_swap(union perf_event *event)
         event->read.id           = bswap_64(event->read.id);
 }
 
-static void perf_event__attr_swap(union perf_event *event)
+/* exported for swapping attributes in file header */
+void perf_event__attr_swap(struct perf_event_attr *attr)
+{
+        attr->type              = bswap_32(attr->type);
+        attr->size              = bswap_32(attr->size);
+        attr->config            = bswap_64(attr->config);
+        attr->sample_period     = bswap_64(attr->sample_period);
+        attr->sample_type       = bswap_64(attr->sample_type);
+        attr->read_format       = bswap_64(attr->read_format);
+        attr->wakeup_events     = bswap_32(attr->wakeup_events);
+        attr->bp_type           = bswap_32(attr->bp_type);
+        attr->bp_addr           = bswap_64(attr->bp_addr);
+        attr->bp_len            = bswap_64(attr->bp_len);
+}
+
+static void perf_event__hdr_attr_swap(union perf_event *event)
 {
         size_t size;
 
-        event->attr.attr.type           = bswap_32(event->attr.attr.type);
-        event->attr.attr.size           = bswap_32(event->attr.attr.size);
-        event->attr.attr.config         = bswap_64(event->attr.attr.config);
-        event->attr.attr.sample_period  = bswap_64(event->attr.attr.sample_period);
-        event->attr.attr.sample_type    = bswap_64(event->attr.attr.sample_type);
-        event->attr.attr.read_format    = bswap_64(event->attr.attr.read_format);
-        event->attr.attr.wakeup_events  = bswap_32(event->attr.attr.wakeup_events);
-        event->attr.attr.bp_type        = bswap_32(event->attr.attr.bp_type);
-        event->attr.attr.bp_addr        = bswap_64(event->attr.attr.bp_addr);
-        event->attr.attr.bp_len         = bswap_64(event->attr.attr.bp_len);
+        perf_event__attr_swap(&event->attr.attr);
 
         size = event->header.size;
         size -= (void *)&event->attr.id - (void *)event;
@@ -448,7 +460,7 @@ static perf_event__swap_op perf_event__swap_ops[] = {
         [PERF_RECORD_LOST]                = perf_event__all64_swap,
         [PERF_RECORD_READ]                = perf_event__read_swap,
         [PERF_RECORD_SAMPLE]              = perf_event__all64_swap,
-        [PERF_RECORD_HEADER_ATTR]         = perf_event__attr_swap,
+        [PERF_RECORD_HEADER_ATTR]         = perf_event__hdr_attr_swap,
         [PERF_RECORD_HEADER_EVENT_TYPE]   = perf_event__event_type_swap,
         [PERF_RECORD_HEADER_TRACING_DATA] = perf_event__tracing_data_swap,
         [PERF_RECORD_HEADER_BUILD_ID]     = NULL,
@@ -708,9 +720,9 @@ static void dump_sample(struct perf_session *session, union perf_event *event,
         if (!dump_trace)
                 return;
 
-        printf("(IP, %d): %d/%d: %#" PRIx64 " period: %" PRIu64 "\n",
+        printf("(IP, %d): %d/%d: %#" PRIx64 " period: %" PRIu64 " addr: %#" PRIx64 "\n",
                event->header.misc, sample->pid, sample->tid, sample->ip,
-               sample->period);
+               sample->period, sample->addr);
 
         if (session->sample_type & PERF_SAMPLE_CALLCHAIN)
                 callchain__printf(sample);
@@ -1202,9 +1214,10 @@ struct perf_evsel *perf_session__find_first_evtype(struct perf_session *session,
         return NULL;
 }
 
-void perf_session__print_symbols(union perf_event *event,
-                                struct perf_sample *sample,
-                                struct perf_session *session)
+void perf_session__print_ip(union perf_event *event,
+                            struct perf_sample *sample,
+                            struct perf_session *session,
+                            int print_sym, int print_dso)
 {
         struct addr_location al;
         const char *symname, *dsoname;
@@ -1233,32 +1246,83 @@ void perf_session__print_symbols(union perf_event *event,
                         if (!node)
                                 break;
 
-                        if (node->sym && node->sym->name)
-                                symname = node->sym->name;
+                        printf("\t%16" PRIx64, node->ip);
+                        if (print_sym) {
+                                if (node->sym && node->sym->name)
+                                        symname = node->sym->name;
+                                else
+                                        symname = "";
+
+                                printf(" %s", symname);
+                        }
+                        if (print_dso) {
+                                if (node->map && node->map->dso && node->map->dso->name)
+                                        dsoname = node->map->dso->name;
+                                else
+                                        dsoname = "";
+
+                                printf(" (%s)", dsoname);
+                        }
+                        printf("\n");
+
+                        callchain_cursor_advance(cursor);
+                }
+
+        } else {
+                printf("%16" PRIx64, sample->ip);
+                if (print_sym) {
+                        if (al.sym && al.sym->name)
+                                symname = al.sym->name;
                         else
                                 symname = "";
 
-                        if (node->map && node->map->dso && node->map->dso->name)
-                                dsoname = node->map->dso->name;
+                        printf(" %s", symname);
+                }
+
+                if (print_dso) {
+                        if (al.map && al.map->dso && al.map->dso->name)
+                                dsoname = al.map->dso->name;
                         else
                                 dsoname = "";
 
-                        printf("\t%16" PRIx64 " %s (%s)\n", node->ip, symname, dsoname);
+                        printf(" (%s)", dsoname);
+                }
+        }
+}
 
-                        callchain_cursor_advance(cursor);
+int perf_session__cpu_bitmap(struct perf_session *session,
+                             const char *cpu_list, unsigned long *cpu_bitmap)
+{
+        int i;
+        struct cpu_map *map;
+
+        for (i = 0; i < PERF_TYPE_MAX; ++i) {
+                struct perf_evsel *evsel;
+
+                evsel = perf_session__find_first_evtype(session, i);
+                if (!evsel)
+                        continue;
+
+                if (!(evsel->attr.sample_type & PERF_SAMPLE_CPU)) {
+                        pr_err("File does not contain CPU events. "
+                               "Remove -c option to proceed.\n");
+                        return -1;
                 }
+        }
 
-        } else {
-                if (al.sym && al.sym->name)
-                        symname = al.sym->name;
-                else
-                        symname = "";
+        map = cpu_map__new(cpu_list);
 
-                if (al.map && al.map->dso && al.map->dso->name)
-                        dsoname = al.map->dso->name;
-                else
-                        dsoname = "";
+        for (i = 0; i < map->nr; i++) {
+                int cpu = map->map[i];
+
+                if (cpu >= MAX_NR_CPUS) {
+                        pr_err("Requested CPU %d too large. "
+                               "Consider raising MAX_NR_CPUS\n", cpu);
+                        return -1;
+                }
 
-                printf("%16" PRIx64 " %s (%s)", al.addr, symname, dsoname);
+                set_bit(cpu, cpu_bitmap);
         }
+
+        return 0;
 }