aboutsummaryrefslogtreecommitdiff
path: root/tools/perf/util/header.c
diff options
context:
space:
mode:
Diffstat (limited to 'tools/perf/util/header.c')
-rw-r--r--tools/perf/util/header.c56
1 files changed, 22 insertions, 34 deletions
diff --git a/tools/perf/util/header.c b/tools/perf/util/header.c
index be850e9f8852..062383e225a3 100644
--- a/tools/perf/util/header.c
+++ b/tools/perf/util/header.c
@@ -19,7 +19,9 @@
#include <sys/utsname.h>
#include <linux/time64.h>
#include <dirent.h>
+#ifdef HAVE_LIBBPF_SUPPORT
#include <bpf/libbpf.h>
+#endif
#include <perf/cpumap.h>
#include "dso.h"
@@ -987,13 +989,6 @@ out:
up_read(&env->bpf_progs.lock);
return ret;
}
-#else // HAVE_LIBBPF_SUPPORT
-static int write_bpf_prog_info(struct feat_fd *ff __maybe_unused,
- struct evlist *evlist __maybe_unused)
-{
- return 0;
-}
-#endif // HAVE_LIBBPF_SUPPORT
static int write_bpf_btf(struct feat_fd *ff,
struct evlist *evlist __maybe_unused)
@@ -1027,6 +1022,7 @@ out:
up_read(&env->bpf_progs.lock);
return ret;
}
+#endif // HAVE_LIBBPF_SUPPORT
static int cpu_cache_level__sort(const void *a, const void *b)
{
@@ -1638,6 +1634,7 @@ static void print_dir_format(struct feat_fd *ff, FILE *fp)
fprintf(fp, "# directory data version : %"PRIu64"\n", data->dir.version);
}
+#ifdef HAVE_LIBBPF_SUPPORT
static void print_bpf_prog_info(struct feat_fd *ff, FILE *fp)
{
struct perf_env *env = &ff->ph->env;
@@ -1683,6 +1680,7 @@ static void print_bpf_btf(struct feat_fd *ff, FILE *fp)
up_read(&env->bpf_progs.lock);
}
+#endif // HAVE_LIBBPF_SUPPORT
static void free_event_desc(struct evsel *events)
{
@@ -2265,8 +2263,7 @@ static int process_total_mem(struct feat_fd *ff, void *data __maybe_unused)
return 0;
}
-static struct evsel *
-perf_evlist__find_by_index(struct evlist *evlist, int idx)
+static struct evsel *evlist__find_by_index(struct evlist *evlist, int idx)
{
struct evsel *evsel;
@@ -2278,16 +2275,14 @@ perf_evlist__find_by_index(struct evlist *evlist, int idx)
return NULL;
}
-static void
-perf_evlist__set_event_name(struct evlist *evlist,
- struct evsel *event)
+static void evlist__set_event_name(struct evlist *evlist, struct evsel *event)
{
struct evsel *evsel;
if (!event->name)
return;
- evsel = perf_evlist__find_by_index(evlist, event->idx);
+ evsel = evlist__find_by_index(evlist, event->idx);
if (!evsel)
return;
@@ -2315,7 +2310,7 @@ process_event_desc(struct feat_fd *ff, void *data __maybe_unused)
}
for (evsel = events; evsel->core.attr.size; evsel++)
- perf_evlist__set_event_name(session->evlist, evsel);
+ evlist__set_event_name(session->evlist, evsel);
if (!session->data->is_pipe)
free_event_desc(events);
@@ -2938,12 +2933,6 @@ out:
up_write(&env->bpf_progs.lock);
return err;
}
-#else // HAVE_LIBBPF_SUPPORT
-static int process_bpf_prog_info(struct feat_fd *ff __maybe_unused, void *data __maybe_unused)
-{
- return 0;
-}
-#endif // HAVE_LIBBPF_SUPPORT
static int process_bpf_btf(struct feat_fd *ff, void *data __maybe_unused)
{
@@ -2990,6 +2979,7 @@ out:
free(node);
return err;
}
+#endif // HAVE_LIBBPF_SUPPORT
static int process_compressed(struct feat_fd *ff,
void *data __maybe_unused)
@@ -3120,8 +3110,10 @@ const struct perf_header_feature_ops feat_ops[HEADER_LAST_FEATURE] = {
FEAT_OPR(MEM_TOPOLOGY, mem_topology, true),
FEAT_OPR(CLOCKID, clockid, false),
FEAT_OPN(DIR_FORMAT, dir_format, false),
+#ifdef HAVE_LIBBPF_SUPPORT
FEAT_OPR(BPF_PROG_INFO, bpf_prog_info, false),
FEAT_OPR(BPF_BTF, bpf_btf, false),
+#endif
FEAT_OPR(COMPRESSED, compressed, false),
FEAT_OPR(CPU_PMU_CAPS, cpu_pmu_caps, false),
FEAT_OPR(CLOCK_DATA, clock_data, false),
@@ -3652,7 +3644,8 @@ static int perf_file_section__process(struct perf_file_section *section,
}
static int perf_file_header__read_pipe(struct perf_pipe_file_header *header,
- struct perf_header *ph, int fd,
+ struct perf_header *ph,
+ struct perf_data* data,
bool repipe)
{
struct feat_fd ff = {
@@ -3661,7 +3654,7 @@ static int perf_file_header__read_pipe(struct perf_pipe_file_header *header,
};
ssize_t ret;
- ret = readn(fd, header, sizeof(*header));
+ ret = perf_data__read(data, header, sizeof(*header));
if (ret <= 0)
return -1;
@@ -3684,8 +3677,7 @@ static int perf_header__read_pipe(struct perf_session *session)
struct perf_header *header = &session->header;
struct perf_pipe_file_header f_header;
- if (perf_file_header__read_pipe(&f_header, header,
- perf_data__fd(session->data),
+ if (perf_file_header__read_pipe(&f_header, header, session->data,
session->repipe) < 0) {
pr_debug("incompatible file format\n");
return -EINVAL;
@@ -3740,8 +3732,7 @@ static int read_attr(int fd, struct perf_header *ph,
return ret <= 0 ? -1 : 0;
}
-static int perf_evsel__prepare_tracepoint_event(struct evsel *evsel,
- struct tep_handle *pevent)
+static int evsel__prepare_tracepoint_event(struct evsel *evsel, struct tep_handle *pevent)
{
struct tep_event *event;
char bf[128];
@@ -3772,14 +3763,13 @@ static int perf_evsel__prepare_tracepoint_event(struct evsel *evsel,
return 0;
}
-static int perf_evlist__prepare_tracepoint_events(struct evlist *evlist,
- struct tep_handle *pevent)
+static int evlist__prepare_tracepoint_events(struct evlist *evlist, struct tep_handle *pevent)
{
struct evsel *pos;
evlist__for_each_entry(evlist, pos) {
if (pos->core.attr.type == PERF_TYPE_TRACEPOINT &&
- perf_evsel__prepare_tracepoint_event(pos, pevent))
+ evsel__prepare_tracepoint_event(pos, pevent))
return -1;
}
@@ -3888,8 +3878,7 @@ int perf_session__read_header(struct perf_session *session)
perf_header__process_sections(header, fd, &session->tevent,
perf_file_section__process);
- if (perf_evlist__prepare_tracepoint_events(session->evlist,
- session->tevent.pevent))
+ if (evlist__prepare_tracepoint_events(session->evlist, session->tevent.pevent))
goto out_delete_evlist;
return 0;
@@ -4037,7 +4026,7 @@ int perf_event__process_event_update(struct perf_tool *tool __maybe_unused,
evlist = *pevlist;
- evsel = perf_evlist__id2evsel(evlist, ev->id);
+ evsel = evlist__id2evsel(evlist, ev->id);
if (evsel == NULL)
return -EINVAL;
@@ -4110,8 +4099,7 @@ int perf_event__process_tracing_data(struct perf_session *session,
return -1;
}
- perf_evlist__prepare_tracepoint_events(session->evlist,
- session->tevent.pevent);
+ evlist__prepare_tracepoint_events(session->evlist, session->tevent.pevent);
return size_read + padding;
}
generated by cgit (git 2.34.1) at 2025-06-12 11:50:45 +0000