perf/util/vdso.c

13 #include "dso.h"
127 static struct dso *__machine__addnew_vdso(struct machine *machine, const char *short_name,
130 	struct dso *dso;
132 	dso = dso__new(short_name);
133 	if (dso != NULL) {
134 		__dsos__add(&machine->dsos, dso);
135 		dso__set_long_name(dso, long_name, false);
136 		/* Put dso here because __dsos_add already got it */
137 		dso__put(dso);
140 	return dso;
151 	struct dso *dso = map__dso(map);
153 	if (!dso || dso->long_name[0] != '/')
156 	args->dso_type = dso__type(dso, args->machine);
249 static struct dso *__machine__findnew_compat(struct machine *machine,
253 	struct dso *dso;
255 	dso = __dsos__find(&machine->dsos, vdso_file->dso_name, true);
256 	if (dso)
263 	dso = __machine__addnew_vdso(machine, vdso_file->dso_name, file_name);
265 	return dso;
271 					  struct dso **dso)
288 		*dso = __machine__findnew_compat(machine, &vdso_info->vdso32);
291 		*dso = __machine__findnew_compat(machine, &vdso_info->vdsox32);
302 static struct dso *machine__find_vdso(struct machine *machine,
305 	struct dso *dso = NULL;
311 		dso = __dsos__find(&machine->dsos, DSO__NAME_VDSO32, true);
312 		if (!dso) {
313 			dso = __dsos__find(&machine->dsos, DSO__NAME_VDSO,
315 			if (dso && dso_type != dso__type(dso, machine))
316 				dso = NULL;
320 		dso = __dsos__find(&machine->dsos, DSO__NAME_VDSOX32, true);
325 		dso = __dsos__find(&machine->dsos, DSO__NAME_VDSO, true);
329 	return dso;
332 struct dso *machine__findnew_vdso(struct machine *machine,
336 	struct dso *dso = NULL;
346 	dso = machine__find_vdso(machine, thread);
347 	if (dso)
351 	if (__machine__findnew_vdso_compat(machine, thread, vdso_info, &dso))
355 	dso = __dsos__find(&machine->dsos, DSO__NAME_VDSO, true);
356 	if (!dso) {
361 			dso = __machine__addnew_vdso(machine, DSO__NAME_VDSO, file);
365 	dso__get(dso);
367 	return dso;
370 bool dso__is_vdso(struct dso *dso)
372 	return !strcmp(dso->short_name, DSO__NAME_VDSO) ||
373 	       !strcmp(dso->short_name, DSO__NAME_VDSO32) ||
374 	       !strcmp(dso->short_name, DSO__NAME_VDSOX32);