diff options
Diffstat (limited to '')
-rw-r--r-- | tools/perf/util/namespaces.h | 18 |
1 files changed, 15 insertions, 3 deletions
diff --git a/tools/perf/util/namespaces.h b/tools/perf/util/namespaces.h index 4b33f684eddd..8c0731c6cbb7 100644 --- a/tools/perf/util/namespaces.h +++ b/tools/perf/util/namespaces.h @@ -8,10 +8,12 @@ #define __PERF_NAMESPACES_H #include <sys/types.h> +#include <sys/stat.h> #include <linux/stddef.h> #include <linux/perf_event.h> #include <linux/refcount.h> #include <linux/types.h> +#include <internal/rc_check.h> #ifndef HAVE_SETNS_SUPPORT int setns(int fd, int nstype); @@ -28,11 +30,12 @@ struct namespaces { struct namespaces *namespaces__new(struct perf_record_namespaces *event); void namespaces__free(struct namespaces *namespaces); -struct nsinfo { +DECLARE_RC_STRUCT(nsinfo) { pid_t pid; pid_t tgid; pid_t nstgid; bool need_setns; + bool in_pidns; char *mntns_path; refcount_t refcnt; }; @@ -45,16 +48,25 @@ struct nscookie { 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__copy(const struct nsinfo *nsi); struct nsinfo *nsinfo__get(struct nsinfo *nsi); void nsinfo__put(struct nsinfo *nsi); +bool nsinfo__need_setns(const struct nsinfo *nsi); +void nsinfo__clear_need_setns(struct nsinfo *nsi); +pid_t nsinfo__tgid(const struct nsinfo *nsi); +pid_t nsinfo__nstgid(const struct nsinfo *nsi); +pid_t nsinfo__pid(const struct nsinfo *nsi); +pid_t nsinfo__in_pidns(const 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); +int nsinfo__stat(const char *filename, struct stat *st, struct nsinfo *nsi); + +bool nsinfo__is_in_root_namespace(void); static inline void __nsinfo__zput(struct nsinfo **nsip) { |