int err = 0;
u16 kmisc, umisc;
- for (nd = rb_first(&session->kerninfo_root); nd; nd = rb_next(nd)) {
- struct kernel_info *pos = rb_entry(nd, struct kernel_info,
- rb_node);
- if (is_host_kernel(pos)) {
+ for (nd = rb_first(&session->machines); nd; nd = rb_next(nd)) {
+ struct machine *pos = rb_entry(nd, struct machine, rb_node);
+ if (machine__is_host(pos)) {
kmisc = PERF_RECORD_MISC_KERNEL;
umisc = PERF_RECORD_MISC_USER;
} else {
umisc = PERF_RECORD_MISC_GUEST_USER;
}
- err = __dsos__write_buildid_table(&pos->dsos__kernel, pos->pid,
- kmisc, fd);
+ err = __dsos__write_buildid_table(&pos->kernel_dsos, pos->pid,
+ kmisc, fd);
if (err == 0)
- err = __dsos__write_buildid_table(&pos->dsos__user,
- pos->pid, umisc, fd);
+ err = __dsos__write_buildid_table(&pos->user_dsos,
+ pos->pid, umisc, fd);
if (err)
break;
}
if (mkdir(debugdir, 0755) != 0 && errno != EEXIST)
return -1;
- for (nd = rb_first(&session->kerninfo_root); nd; nd = rb_next(nd)) {
- struct kernel_info *pos = rb_entry(nd, struct kernel_info,
- rb_node);
- ret |= __dsos__cache_build_ids(&pos->dsos__kernel, debugdir);
- ret |= __dsos__cache_build_ids(&pos->dsos__user, debugdir);
+ for (nd = rb_first(&session->machines); nd; nd = rb_next(nd)) {
+ struct machine *pos = rb_entry(nd, struct machine, rb_node);
+ ret |= __dsos__cache_build_ids(&pos->kernel_dsos, debugdir);
+ ret |= __dsos__cache_build_ids(&pos->user_dsos, debugdir);
}
return ret ? -1 : 0;
}
struct perf_session, header);
struct rb_node *nd;
- for (nd = rb_first(&session->kerninfo_root); nd; nd = rb_next(nd)) {
- struct kernel_info *pos = rb_entry(nd, struct kernel_info,
- rb_node);
- ret |= __dsos__read_build_ids(&pos->dsos__kernel, with_hits);
- ret |= __dsos__read_build_ids(&pos->dsos__user, with_hits);
+ for (nd = rb_first(&session->machines); nd; nd = rb_next(nd)) {
+ struct machine *pos = rb_entry(nd, struct machine, rb_node);
+ ret |= __dsos__read_build_ids(&pos->kernel_dsos, with_hits);
+ ret |= __dsos__read_build_ids(&pos->user_dsos, with_hits);
}
return ret;
trace_sec->size = lseek(fd, 0, SEEK_CUR) - trace_sec->offset;
}
-
if (perf_header__has_feat(self, HEADER_BUILD_ID)) {
struct perf_file_section *buildid_sec;
{
int err = -1;
struct list_head *head;
- struct kernel_info *kerninfo;
+ struct machine *machine;
u16 misc;
struct dso *dso;
enum dso_kernel_type dso_type;
- kerninfo = kerninfo__findnew(&session->kerninfo_root, bev->pid);
- if (!kerninfo)
+ machine = perf_session__findnew_machine(session, bev->pid);
+ if (!machine)
goto out;
misc = bev->header.misc & PERF_RECORD_MISC_CPUMODE_MASK;
switch (misc) {
case PERF_RECORD_MISC_KERNEL:
dso_type = DSO_TYPE_KERNEL;
- head = &kerninfo->dsos__kernel;
+ head = &machine->kernel_dsos;
break;
case PERF_RECORD_MISC_GUEST_KERNEL:
dso_type = DSO_TYPE_GUEST_KERNEL;
- head = &kerninfo->dsos__kernel;
+ head = &machine->kernel_dsos;
break;
case PERF_RECORD_MISC_USER:
case PERF_RECORD_MISC_GUEST_USER:
dso_type = DSO_TYPE_USER;
- head = &kerninfo->dsos__user;
+ head = &machine->user_dsos;
break;
default:
goto out;
dso = __dsos__findnew(head, filename);
if (dso != NULL) {
+ char sbuild_id[BUILD_ID_SIZE * 2 + 1];
+
dso__set_build_id(dso, &bev->build_id);
- if (filename[0] == '[')
- dso->kernel = dso_type;
- }
+
+ if (filename[0] == '[')
+ dso->kernel = dso_type;
+
+ build_id__sprintf(dso->build_id, sizeof(dso->build_id),
+ sbuild_id);
+ pr_debug("build id event received for %s: %s\n",
+ dso->long_name, sbuild_id);
+ }
err = 0;
out:
switch (feat) {
case HEADER_TRACE_INFO:
- trace_report(fd);
+ trace_report(fd, false);
break;
case HEADER_BUILD_ID:
}
static int perf_file_header__read_pipe(struct perf_pipe_file_header *self,
- struct perf_header *ph, int fd)
+ struct perf_header *ph, int fd,
+ bool repipe)
{
if (do_read(fd, self, sizeof(*self)) <= 0 ||
memcmp(&self->magic, __perf_magic, sizeof(self->magic)))
return -1;
+ if (repipe && do_write(STDOUT_FILENO, self, sizeof(*self)) < 0)
+ return -1;
+
if (self->size != sizeof(*self)) {
u64 size = bswap_64(self->size);
struct perf_header *self = &session->header;
struct perf_pipe_file_header f_header;
- if (perf_file_header__read_pipe(&f_header, self, fd) < 0) {
+ if (perf_file_header__read_pipe(&f_header, self, fd,
+ session->repipe) < 0) {
pr_debug("incompatible file format\n");
return -EINVAL;
}
{
int i;
+ /*
+ * We set id to -1 if the data file doesn't contain sample
+ * ids. Check for this and avoid walking through the entire
+ * list of ids which may be large.
+ */
+ if (id == -1ULL)
+ return NULL;
+
for (i = 0; i < header->attrs; i++) {
struct perf_header_attr *attr = header->attr[i];
int j;
lseek(session->fd, offset + sizeof(struct tracing_data_event),
SEEK_SET);
- size_read = trace_report(session->fd);
+ size_read = trace_report(session->fd, session->repipe);
padding = ALIGN(size_read, sizeof(u64)) - size_read;
if (read(session->fd, buf, padding) < 0)
die("reading input file");
+ if (session->repipe) {
+ int retw = write(STDOUT_FILENO, buf, padding);
+ if (retw <= 0 || retw != padding)
+ die("repiping tracing data padding");
+ }
if (size_read + padding != size)
die("tracing data size mismatch");
int event__synthesize_build_id(struct dso *pos, u16 misc,
event__handler_t process,
- struct kernel_info *kerninfo,
+ struct machine *machine,
struct perf_session *session)
{
event_t ev;
memcpy(&ev.build_id.build_id, pos->build_id, sizeof(pos->build_id));
ev.build_id.header.type = PERF_RECORD_HEADER_BUILD_ID;
ev.build_id.header.misc = misc;
- ev.build_id.pid = kerninfo->pid;
+ ev.build_id.pid = machine->pid;
ev.build_id.header.size = sizeof(ev.build_id) + len;
memcpy(&ev.build_id.filename, pos->long_name, pos->long_name_len);
return err;
}
-static int __event_synthesize_build_ids(struct list_head *head, u16 misc,
- event__handler_t process,
- struct kernel_info *kerninfo,
- struct perf_session *session)
-{
- struct dso *pos;
-
- dsos__for_each_with_build_id(pos, head) {
- int err;
- if (!pos->hit)
- continue;
-
- err = event__synthesize_build_id(pos, misc, process,
- kerninfo, session);
- if (err < 0)
- return err;
- }
-
- return 0;
-}
-
-int event__synthesize_build_ids(event__handler_t process,
- struct perf_session *session)
-{
- int err = 0;
- u16 kmisc, umisc;
- struct kernel_info *pos;
- struct rb_node *nd;
-
- if (!dsos__read_build_ids(&session->header, true))
- return 0;
-
- for (nd = rb_first(&session->kerninfo_root); nd; nd = rb_next(nd)) {
- pos = rb_entry(nd, struct kernel_info, rb_node);
- if (is_host_kernel(pos)) {
- kmisc = PERF_RECORD_MISC_KERNEL;
- umisc = PERF_RECORD_MISC_USER;
- } else {
- kmisc = PERF_RECORD_MISC_GUEST_KERNEL;
- umisc = PERF_RECORD_MISC_GUEST_USER;
- }
-
- err = __event_synthesize_build_ids(&pos->dsos__kernel,
- kmisc, process, pos, session);
- if (err == 0)
- err = __event_synthesize_build_ids(&pos->dsos__user,
- umisc, process, pos, session);
- if (err)
- break;
- }
-
- if (err < 0) {
- pr_debug("failed to synthesize build ids\n");
- return err;
- }
-
- dsos__cache_build_ids(&session->header);
-
- return 0;
-}
-
int event__process_build_id(event_t *self,
struct perf_session *session)
{
git.samba.org / sfrench / cifs-2.6.git / blobdiff