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/linux/Documentation/translations/zh_CN/accounting/
H A Dtaskstats.rst3 :Original: Documentation/accounting/taskstats.rst
47 getdelays.c是一个简单的示例，用以演示如何使用taskstats接口获取延迟统计信息。
54 内核用户接口封装在include/linux/taskstats.h。
56 为避免本文档随着接口的演进而过期，本文仅给出当前版本的概要。当本文与taskstats.h
57 不一致时，以taskstats.h为准。
59 struct taskstats是每pid和每tgid数据共用的计数结构体。它是版本化的，可在内核新增
60 计数子系统时进行扩展。taskstats.h中定义了各字段及语义。
66 | nlmsghdr | Pad | genlmsghdr | taskstats payload |
89 c) TASKSTATS_TYPE_STATS：本属性的载荷为一个struct taskstats实例。每pid和
104 除了每任务的统计信息，taskstats还提供每进程的统计信息，因为资源管理通常以进程
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H A Ddelay-accounting.rst24 并将这些统计信息通过taskstats接口提供给用户空间。
29 通过使用taskstats接口，本功能还可提供一个线程组（对应传统Unix进程）所有任务
39 延时计数使用taskstats接口，该接口由本目录另一个单独的文档详细描述。Taskstats
43 include/uapi/linux/taskstats.h
52 taskstats接口的描述。
55 延时统计信息。其也是使用taskstats接口的示例。
H A Dindex.rst20 taskstats
25 taskstats-struct
/linux/include/linux/
H A Dtsacct_kern.h16 struct taskstats *stats, struct task_struct *tsk);
20 struct taskstats *stats, struct task_struct *tsk) in bacct_add_tsk()
25 extern void xacct_add_tsk(struct taskstats *stats, struct task_struct *p);
30 static inline void xacct_add_tsk(struct taskstats *stats, struct task_struct *p) in xacct_add_tsk()
H A Ddelayacct.h97 extern int delayacct_add_tsk(struct taskstats *, struct task_struct *);
264 static inline int delayacct_add_tsk(struct taskstats *d, in delayacct_add_tsk()
/linux/kernel/
H A Dtaskstats.c157 static void exe_add_tsk(struct taskstats *stats, struct task_struct *tsk) in exe_add_tsk()
176 struct task_struct *tsk, struct taskstats *stats) in fill_stats()
201 static int fill_stats_for_pid(pid_t pid, struct taskstats *stats) in fill_stats_for_pid()
213 static int fill_stats_for_tgid(pid_t tgid, struct taskstats *stats) in fill_stats_for_tgid()
376 static struct taskstats *mk_reply(struct sk_buff *skb, int type, u32 pid) in mk_reply()
394 sizeof(struct taskstats), TASKSTATS_TYPE_NULL); in mk_reply()
487 nla_total_size_64bit(sizeof(struct taskstats)) + in taskstats_packet_size()
495 struct taskstats *stats; in cmd_attr_pid()
524 struct taskstats *stats; in cmd_attr_tgid()
565 static struct taskstats *taskstats_tgid_alloc(struct task_struct *tsk) in taskstats_tgid_alloc()
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H A Dtsacct.c22 struct taskstats *stats, struct task_struct *tsk) in bacct_add_tsk()
90 void xacct_add_tsk(struct taskstats *stats, struct task_struct *p) in xacct_add_tsk()
H A Ddelayacct.c149 int delayacct_add_tsk(struct taskstats *d, struct task_struct *tsk) in delayacct_add_tsk()
H A DMakefile112 obj-$(CONFIG_TASKSTATS) += taskstats.o tsacct.o
/linux/Documentation/accounting/
H A Dtaskstats.rst47 getdelays.c is a simple utility demonstrating usage of the taskstats interface
56 The user-kernel interface is encapsulated in include/linux/taskstats.h
59 an outline of the current version is given. taskstats.h always overrides the
62 struct taskstats is the common accounting structure for both per-pid and
65 taskstats.h file.
72 | nlmsghdr | Pad | genlmsghdr | taskstats payload |
76 The taskstats payload is one of the following three kinds:
102 c) TASKSTATS_TYPE_STATS: attribute with a struct taskstats as payload. The
127 kernel has space and time overheads. To address this, the taskstats code
136 Extending taskstats
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H A Dindex.rst13 taskstats
14 taskstats-struct
H A Dtaskstats-struct.rst2 The struct taskstats
5 This document contains an explanation of the struct taskstats fields.
7 There are three different groups of fields in the struct taskstats:
10 If CONFIG_TASKSTATS is set, the taskstats interface is enabled and
40 Future extension should add fields to the end of the taskstats struct, and
45 struct taskstats {
50 * TASKSTATS_VERSION, which is defined in <linux/taskstats.h>.
H A Ddelay-accounting.rst22 the taskstats interface.
28 The functionality, through its use of the taskstats interface, also provides
42 Delay accounting uses the taskstats interface which is described
48 include/uapi/linux/taskstats.h
63 are given in the taskstats interface description.
67 also serves as an example of using the taskstats interface.
H A Dcgroupstats.rst9 Per cgroup statistics infrastructure re-uses code from the taskstats
/linux/tools/accounting/
H A Dgetdelays.c340 static void print_delayacct(struct taskstats *t) in print_delayacct()
419 static void task_context_switch_counts(struct taskstats *t) in task_context_switch_counts()
438 static void print_ioacct(struct taskstats *t) in print_ioacct()
684 print_delayacct((struct taskstats *) NLA_DATA(na)); in main()
686 print_ioacct((struct taskstats *) NLA_DATA(na)); in main()
688 task_context_switch_counts((struct taskstats *) NLA_DATA(na)); in main()
H A Dprocacct.c203 static void print_procacct(struct taskstats *t) in print_procacct()
243 print_procacct((struct taskstats *) NLA_DATA(na)); in handle_aggr()
H A Ddelaytop.c663 struct taskstats stats; in fetch_and_fill_task_info()
/linux/include/uapi/linux/
H A Dtaskstats.h42 struct taskstats { struct
/linux/include/linux/sched/
H A Dsignal.h222 struct taskstats *stats;
/linux/init/
H A DKconfig694 bool "Enable extended accounting over taskstats"
698 to userland for processing over the taskstats interface.
/linux/Documentation/filesystems/
H A Dproc.rst1890 More information about this can be found within the taskstats documentation in
/linux/
H A DMAINTAINERS25758 F: Documentation/accounting/taskstats*
25759 F: include/linux/taskstats*
25760 F: kernel/taskstats.c