blob: 23584a6dd0489bc3c92540136eb1c76c034b7a8c [file] [log] [blame]
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License, version 2, as
* published by the Free Software Foundation.
* Copyright (C) 2017 Hari Bathini, IBM Corporation
#include "../perf.h"
#include <linux/list.h>
#include <linux/refcount.h>
struct namespaces_event;
struct namespaces {
struct list_head list;
u64 end_time;
struct perf_ns_link_info link_info[];
struct namespaces *namespaces__new(struct namespaces_event *event);
void namespaces__free(struct namespaces *namespaces);
struct nsinfo {
pid_t pid;
pid_t tgid;
pid_t nstgid;
bool need_setns;
char *mntns_path;
refcount_t refcnt;
struct nscookie {
int oldns;
int newns;
char *oldcwd;
int nsinfo__init(struct nsinfo *nsi);
struct nsinfo *nsinfo__new(pid_t pid);
struct nsinfo *nsinfo__copy(struct nsinfo *nsi);
void nsinfo__delete(struct nsinfo *nsi);
struct nsinfo *nsinfo__get(struct nsinfo *nsi);
void nsinfo__put(struct nsinfo *nsi);
void nsinfo__mountns_enter(struct nsinfo *nsi, struct nscookie *nc);
void nsinfo__mountns_exit(struct nscookie *nc);
char *nsinfo__realpath(const char *path, struct nsinfo *nsi);
static inline void __nsinfo__zput(struct nsinfo **nsip)
if (nsip) {
*nsip = NULL;
#define nsinfo__zput(nsi) __nsinfo__zput(&nsi)
#endif /* __PERF_NAMESPACES_H */