/* SPDX-License-Identifier: GPL-2.0 */ #ifndef __PERF_THREAD_H #define __PERF_THREAD_H #include <linux/refcount.h> #include <linux/rbtree.h> #include <linux/list.h> #include <unistd.h> #include <sys/types.h> #include "symbol.h" #include <strlist.h> #include <intlist.h> #include "rwsem.h" struct thread_stack; struct unwind_libunwind_ops; struct thread { union { struct rb_node rb_node; struct list_head node; }; struct map_groups *mg; pid_t pid_; /* Not all tools update this */ pid_t tid; pid_t ppid; int cpu; refcount_t refcnt; bool comm_set; int comm_len; bool dead; /* if set thread has exited */ struct list_head namespaces_list; struct rw_semaphore namespaces_lock; struct list_head comm_list; struct rw_semaphore comm_lock; u64 db_id; void *priv; struct thread_stack *ts; struct nsinfo *nsinfo; #ifdef HAVE_LIBUNWIND_SUPPORT void *addr_space; struct unwind_libunwind_ops *unwind_libunwind_ops; #endif }; struct machine; struct namespaces; struct comm; struct thread *thread__new(pid_t pid, pid_t tid); int thread__init_map_groups(struct thread *thread, struct machine *machine); void thread__delete(struct thread *thread); struct thread *thread__get(struct thread *thread); void thread__put(struct thread *thread); static inline void __thread__zput(struct thread **thread) { thread__put(*thread); *thread = NULL; } #define thread__zput(thread) __thread__zput(&thread) static inline void thread__exited(struct thread *thread) { thread->dead = true; } struct namespaces *thread__namespaces(const struct thread *thread); int thread__set_namespaces(struct thread *thread, u64 timestamp, struct namespaces_event *event); int __thread__set_comm(struct thread *thread, const char *comm, u64 timestamp, bool exec); static inline int thread__set_comm(struct thread *thread, const char *comm, u64 timestamp) { return __thread__set_comm(thread, comm, timestamp, false); } int thread__set_comm_from_proc(struct thread *thread); int thread__comm_len(struct thread *thread); struct comm *thread__comm(const struct thread *thread); struct comm *thread__exec_comm(const struct thread *thread); const char *thread__comm_str(const struct thread *thread); int thread__insert_map(struct thread *thread, struct map *map); int thread__fork(struct thread *thread, struct thread *parent, u64 timestamp); size_t thread__fprintf(struct thread *thread, FILE *fp); struct thread *thread__main_thread(struct machine *machine, struct thread *thread); struct map *thread__find_map(struct thread *thread, u8 cpumode, u64 addr, struct addr_location *al); struct symbol *thread__find_symbol(struct thread *thread, u8 cpumode, u64 addr, struct addr_location *al); void thread__find_cpumode_addr_location(struct thread *thread, u64 addr, struct addr_location *al); static inline void *thread__priv(struct thread *thread) { return thread->priv; } static inline void thread__set_priv(struct thread *thread, void *p) { thread->priv = p; } static inline bool thread__is_filtered(struct thread *thread) { if (symbol_conf.comm_list && !strlist__has_entry(symbol_conf.comm_list, thread__comm_str(thread))) { return true; } if (symbol_conf.pid_list && !intlist__has_entry(symbol_conf.pid_list, thread->pid_)) { return true; } if (symbol_conf.tid_list && !intlist__has_entry(symbol_conf.tid_list, thread->tid)) { return true; } return false; } #endif /* __PERF_THREAD_H */