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Searched refs:pid (Results 1 – 25 of 1417) sorted by relevance

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/linux/include/linux/
H A Dpid.h55 struct pid struct
73 extern struct pid init_struct_pid; argument
77 struct pid *pidfd_pid(const struct file *file);
78 struct pid *pidfd_get_pid(unsigned int fd, unsigned int *flags);
80 int pidfd_prepare(struct pid *pid, unsigned int flags, struct file **ret);
83 static inline struct pid *get_pid(struct pid *pid) in get_pid() argument
85 if (pid) in get_pid()
86 refcount_inc(&pid->count); in get_pid()
87 return pid; in get_pid()
90 extern void put_pid(struct pid *pid);
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/linux/tools/testing/selftests/powerpc/ptrace/
H A Dptrace-perf-hwbreak.c39 static inline long sys_ptrace(long request, pid_t pid, unsigned long addr, unsigned long data) in sys_ptrace() argument
41 return syscall(__NR_ptrace, request, pid, addr, data); in sys_ptrace()
49 static long ptrace_getregs(pid_t pid, struct pt_regs *result) in ptrace_getregs() argument
51 return sys_ptrace(PTRACE_GETREGS, pid, 0, (unsigned long)result); in ptrace_getregs()
54 static long ptrace_setregs(pid_t pid, struct pt_regs *result) in ptrace_setregs() argument
56 return sys_ptrace(PTRACE_SETREGS, pid, 0, (unsigned long)result); in ptrace_setregs()
59 static long ptrace_cont(pid_t pid, long signal) in ptrace_cont() argument
61 return sys_ptrace(PTRACE_CONT, pid, 0, signal); in ptrace_cont()
64 static long ptrace_singlestep(pid_t pid, long signal) in ptrace_singlestep() argument
66 return sys_ptrace(PTRACE_SINGLESTEP, pid, 0, signal); in ptrace_singlestep()
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/linux/arch/powerpc/mm/book3s64/
H A Dradix_tlb.c29 unsigned int pid, in tlbiel_radix_set_isa300() argument
36 rs = ((unsigned long)pid << PPC_BITLSHIFT(31)); in tlbiel_radix_set_isa300()
100 static __always_inline void __tlbiel_pid(unsigned long pid, int set, in __tlbiel_pid() argument
107 rs = ((unsigned long)pid) << PPC_BITLSHIFT(31); in __tlbiel_pid()
116 static __always_inline void __tlbie_pid(unsigned long pid, unsigned long ric) in __tlbie_pid() argument
121 rs = pid << PPC_BITLSHIFT(31); in __tlbie_pid()
158 static __always_inline void __tlbiel_va(unsigned long va, unsigned long pid, in __tlbiel_va() argument
165 rs = pid << PPC_BITLSHIFT(31); in __tlbiel_va()
174 static __always_inline void __tlbie_va(unsigned long va, unsigned long pid, in __tlbie_va() argument
181 rs = pid << PPC_BITLSHIFT(31); in __tlbie_va()
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/linux/tools/testing/selftests/powerpc/signal/
H A Dsigreturn_kernel.c35 pid_t pid; in fork_child() local
37 pid = fork(); in fork_child()
38 if (pid == 0) { in fork_child()
43 return pid; in fork_child()
46 static int expect_segv(pid_t pid) in expect_segv() argument
50 waitpid(pid, &child_ret, 0); in expect_segv()
62 pid_t pid; in test_sigreturn_kernel() local
73 pid = fork_child(); in test_sigreturn_kernel()
74 expect_segv(pid); in test_sigreturn_kernel()
78 pid = fork_child(); in test_sigreturn_kernel()
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/linux/tools/testing/selftests/pid_namespace/
H A Dpid_max.c40 pid_t pid; in pid_max_cb() local
69 pid = fork(); in pid_max_cb()
70 if (pid == 0) in pid_max_cb()
72 wait_for_pid(pid); in pid_max_cb()
73 if (pid > 500) { in pid_max_cb()
137 pid_t pid; in pid_max_nested_inner() local
139 pid = fork(); in pid_max_nested_inner()
140 if (pid < 0) in pid_max_nested_inner()
143 if (pid == 0) in pid_max_nested_inner()
146 wait_for_pid(pid); in pid_max_nested_inner()
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/linux/fs/
H A Dpidfs.c58 struct pid *pid_a = rb_entry(a, struct pid, pidfs_node); in pidfs_ino_cmp()
59 struct pid *pid_b = rb_entry(b, struct pid, pidfs_node); in pidfs_ino_cmp()
70 void pidfs_add_pid(struct pid *pid) in pidfs_add_pid() argument
102 pid->ino = pidfs_ino_nr; in pidfs_add_pid()
103 pid->stashed = NULL; in pidfs_add_pid()
107 rb_find_add_rcu(&pid->pidfs_node, &pidfs_ino_tree, pidfs_ino_cmp); in pidfs_add_pid()
111 void pidfs_remove_pid(struct pid *pid) in pidfs_remove_pid() argument
114 rb_erase(&pid->pidfs_node, &pidfs_ino_tree); in pidfs_remove_pid()
156 struct pid *pid = pidfd_pid(f); in pidfd_show_fdinfo() local
160 if (likely(pid_has_task(pid, PIDTYPE_PID))) { in pidfd_show_fdinfo()
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/linux/arch/um/os-Linux/
H A Dstart_up.c35 int pid = os_getpid(), ppid = getppid(); in ptrace_child() local
41 kill(pid, SIGKILL); in ptrace_child()
43 kill(pid, SIGSTOP); in ptrace_child()
51 if (sc_result == pid) in ptrace_child()
98 int pid, n, status; in start_ptraced_child() local
102 pid = fork(); in start_ptraced_child()
103 if (pid == 0) in start_ptraced_child()
105 else if (pid < 0) in start_ptraced_child()
108 CATCH_EINTR(n = waitpid(pid, &status, WUNTRACED)); in start_ptraced_child()
115 return pid; in start_ptraced_child()
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H A Dhelper.c47 int pid, fds[2], ret, n; in run_helper() local
75 pid = clone(helper_child, (void *) sp, CLONE_VM, &data); in run_helper()
76 if (pid < 0) { in run_helper()
92 ret = pid; in run_helper()
100 CATCH_EINTR(waitpid(pid, NULL, __WALL)); in run_helper()
122 int pid, status, err; in run_helper_thread() local
129 pid = clone(proc, (void *) sp, flags, arg); in run_helper_thread()
130 if (pid < 0) { in run_helper_thread()
137 CATCH_EINTR(pid = waitpid(pid, &status, __WALL)); in run_helper_thread()
138 if (pid < 0) { in run_helper_thread()
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/linux/tools/testing/selftests/rlimits/
H A Drlimits-per-userns.c32 pid_t pid = getpid(); in setrlimit_nproc() local
38 warnx("(pid=%d): Setting RLIMIT_NPROC=%ld", pid, n); in setrlimit_nproc()
41 err(EXIT_FAILURE, "(pid=%d): setrlimit(RLIMIT_NPROC)", pid); in setrlimit_nproc()
46 pid_t pid = fork(); in fork_child() local
48 if (pid < 0) in fork_child()
51 if (pid > 0) in fork_child()
52 return pid; in fork_child()
54 pid = getpid(); in fork_child()
56 warnx("(pid=%d): New process starting ...", pid); in fork_child()
59 err(EXIT_FAILURE, "(pid=%d): prctl(PR_SET_PDEATHSIG)", pid); in fork_child()
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/linux/include/trace/events/
H A Doom.h19 __field( pid_t, pid)
25 __entry->pid = task->pid;
31 __entry->pid, __entry->comm, __entry->oom_score_adj)
82 __field(int, pid)
94 __entry->pid = task->pid;
106 __entry->pid,
119 TP_PROTO(int pid),
121 TP_ARGS(pid),
124 __field(int, pid)
128 __entry->pid = pid;
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H A Dsched.h24 __field( pid_t, pid )
29 __entry->pid = t->pid;
32 TP_printk("comm=%s pid=%d", __entry->comm, __entry->pid)
149 __field( pid_t, pid )
156 __entry->pid = p->pid;
162 __entry->comm, __entry->pid, __entry->prio,
243 __entry->prev_pid = prev->pid;
247 __entry->next_pid = next->pid;
282 __field( pid_t, pid )
290 __entry->pid = p->pid;
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/linux/tools/perf/scripts/perl/
H A Drw-by-pid.pl82 foreach my $pid (sort { ($reads{$b}{bytes_read} || 0) <=>
84 my $comm = $reads{$pid}{comm} || "";
85 my $total_reads = $reads{$pid}{total_reads} || 0;
86 my $bytes_requested = $reads{$pid}{bytes_requested} || 0;
87 my $bytes_read = $reads{$pid}{bytes_read} || 0;
89 printf("%6s %-20s %10s %10s %10s\n", $pid, $comm,
101 foreach my $pid (keys %reads) {
102 foreach my $error (keys %{$reads{$pid}{errors}}) {
103 my $comm = $reads{$pid}{comm} || "";
104 my $errcount = $reads{$pid}{errors}{$error} || 0;
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/linux/tools/testing/selftests/cgroup/
H A Dcgroup_util.c294 int pid = strtol(ptr, &ptr, 10); in cg_killall() local
296 if (pid == 0) in cg_killall()
302 if (kill(pid, SIGKILL)) in cg_killall()
329 int cg_enter(const char *cgroup, int pid) in cg_enter() argument
333 snprintf(pidbuf, sizeof(pidbuf), "%d", pid); in cg_enter()
351 int pid, retcode; in cg_run() local
353 pid = fork(); in cg_run()
354 if (pid < 0) { in cg_run()
355 return pid; in cg_run()
356 } else if (pid == 0) { in cg_run()
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H A Dtest_freezer.c59 static int cg_enter_and_wait_for_frozen(const char *cgroup, int pid, in cg_enter_and_wait_for_frozen() argument
69 ret = cg_enter(cgroup, pid); in cg_enter_and_wait_for_frozen()
403 int pid; in test_cgfreezer_mkdir() local
422 pid = cg_run_nowait(child, child_fn, NULL); in test_cgfreezer_mkdir()
423 if (pid < 0) in test_cgfreezer_mkdir()
512 int pid; in test_cgfreezer_migrate() local
528 pid = cg_run_nowait(cgroup[0], child_fn, NULL); in test_cgfreezer_migrate()
529 if (pid < 0) in test_cgfreezer_migrate()
541 if (cg_enter_and_wait_for_frozen(cgroup[1], pid, true)) in test_cgfreezer_migrate()
550 if (cg_enter_and_wait_for_frozen(cgroup[0], pid, false)) in test_cgfreezer_migrate()
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/linux/drivers/gpu/drm/amd/amdkfd/
H A Dkfd_smi_events.c43 pid_t pid; member
163 static bool kfd_smi_ev_enabled(pid_t pid, struct kfd_smi_client *client, in kfd_smi_ev_enabled() argument
169 if (pid && client->pid != pid && !(client->suser && (events & all))) in kfd_smi_ev_enabled()
175 static void add_event_to_kfifo(pid_t pid, struct kfd_node *dev, in add_event_to_kfifo() argument
183 if (!kfd_smi_ev_enabled(pid, client, smi_event)) in add_event_to_kfifo()
200 static void kfd_smi_event_add(pid_t pid, struct kfd_node *dev, in kfd_smi_event_add() argument
216 add_event_to_kfifo(pid, dev, event, fifo_in, len); in kfd_smi_event_add()
257 if (task_info->pid) in kfd_smi_event_update_vmfault()
259 task_info->pid, task_info->task_name)); in kfd_smi_event_update_vmfault()
264 void kfd_smi_event_page_fault_start(struct kfd_node *node, pid_t pid, in kfd_smi_event_page_fault_start() argument
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/linux/arch/powerpc/mm/
H A Dmmu_decl.h31 static inline void _tlbil_pid(unsigned int pid) in _tlbil_pid() argument
34 trace_tlbia(pid); in _tlbil_pid()
36 #define _tlbil_pid_noind(pid) _tlbil_pid(pid) argument
40 extern void _tlbil_pid(unsigned int pid);
42 extern void _tlbil_pid_noind(unsigned int pid);
44 #define _tlbil_pid_noind(pid) _tlbil_pid(pid) argument
52 static inline void _tlbil_va(unsigned long address, unsigned int pid, in _tlbil_va() argument
56 trace_tlbie(0, 0, address, pid, 0, 0, 0); in _tlbil_va()
59 extern void _tlbil_va(unsigned long address, unsigned int pid,
62 extern void __tlbil_va(unsigned long address, unsigned int pid);
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/linux/tools/testing/selftests/ptrace/
H A Dget_syscall_info.c17 kill_tracee(pid_t pid) in kill_tracee() argument
19 if (!pid) in kill_tracee()
24 int rc = kill(pid, SIGKILL); in kill_tracee()
31 sys_ptrace(int request, pid_t pid, unsigned long addr, unsigned long data) in sys_ptrace() argument
33 return syscall(__NR_ptrace, request, pid, addr, data); in sys_ptrace()
38 kill_tracee(pid); \
77 pid_t pid = fork(); in TEST() local
79 ASSERT_LE(0, pid) { in TEST()
83 if (pid == 0) { in TEST()
85 pid = getpid(); in TEST()
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/linux/Documentation/translations/zh_CN/accounting/
H A Dtaskstats.rst23pid”、“tid”、“任务”互换使用,用于描述由struct task_struct定义的标准
24 Linux任务。“每pid的统计数据”等价于“每任务的统计数据”。
35 (NETLINK_GENERIC族)然后发送指定pid或tgid的命令。响应消息中包含单个
36 任务的统计信息(若指定了pid)或进程所有任务汇总的统计信息(若指定了tgid)。
39 cpu掩码内的cpu上有任务退出时,每pid的统计信息将发送给注册成功的监听者。使用
44 记录也将发送给用户空间。后者包含线程组中所有线程(包括过去和现在)的每pid统计
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
71 1. 命令:由用户发送给内核。获取指定pid/tgid数据的命令包含一个类型为
72 TASKSTATS_CMD_ATTR_PID/TGID的属性,该属性包含u32的pid或tgid载荷。
73 pid/tgid指示用户空间要统计的任务/进程。
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/linux/arch/um/os-Linux/skas/
H A Dprocess.c32 int is_skas_winch(int pid, int fd, void *data) in is_skas_winch() argument
34 return pid == getpgrp(); in is_skas_winch()
85 static int ptrace_dump_regs(int pid) in ptrace_dump_regs() argument
90 if (ptrace(PTRACE_GETREGS, pid, 0, regs) < 0) in ptrace_dump_regs()
112 void wait_stub_done(int pid) in wait_stub_done() argument
117 CATCH_EINTR(n = waitpid(pid, &status, WUNTRACED | __WALL)); in wait_stub_done()
124 err = ptrace(PTRACE_CONT, pid, 0, 0); in wait_stub_done()
136 err = ptrace_dump_regs(pid); in wait_stub_done()
141 __func__, pid, n, errno, status); in wait_stub_done()
147 static void get_skas_faultinfo(int pid, struct faultinfo *fi) in get_skas_faultinfo() argument
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/linux/drivers/net/wan/
H A Dhdlc_ppp.c66 u16 pid; /* protocol ID */ member
110 static inline struct proto *get_proto(struct net_device *dev, u16 pid) in get_proto() argument
114 switch (pid) { in get_proto()
126 static inline const char *proto_name(u16 pid) in proto_name() argument
128 switch (pid) { in proto_name()
204 static void ppp_tx_cp(struct net_device *dev, u16 pid, u8 code, in ppp_tx_cp() argument
217 if (pid == PID_LCP && (code == LCP_ECHO_REQ || code == LCP_ECHO_REPLY)) in ppp_tx_cp()
246 proto_name(pid), code_names[code], id, debug_buffer); in ppp_tx_cp()
249 ppp_hard_header(skb, dev, pid, NULL, NULL, 0); in ppp_tx_cp()
299 static void ppp_cp_event(struct net_device *dev, u16 pid, u16 event, u8 code, in ppp_cp_event() argument
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/linux/scripts/
H A Dbootgraph.pl86 my $pid = $2;
88 if (!defined($pidctr{$pid})) {
89 $func = "wait_" . $pid . "_1";
90 $pidctr{$pid} = 1;
92 $pidctr{$pid} = $pidctr{$pid} + 1;
93 $func = "wait_" . $pid . "_" . $pidctr{$pid};
102 $pids{$func} = $pid;
114 my $pid = $2;
115 my $func = "wait_" . $pid . "_" . $pidctr{$pid};
178 my $pid = $pids{$key};
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/linux/drivers/media/common/b2c2/
H A Dflexcop-hw-filter.c47 u16 pid, u16 mask) in flexcop_pid_group_filter() argument
51 v30c.pid_filter_30c_ext_ind_0_7.Group_PID = pid; in flexcop_pid_group_filter()
68 vpid.vregname.field = onoff ? pid : 0x1fff; \
75 u16 pid, int onoff) in flexcop_pid_Stream1_PID_ctrl() argument
82 u16 pid, int onoff) in flexcop_pid_Stream2_PID_ctrl() argument
89 u16 pid, int onoff) in flexcop_pid_PCR_PID_ctrl() argument
95 u16 pid, int onoff) in flexcop_pid_PMT_PID_ctrl() argument
101 u16 pid, int onoff) in flexcop_pid_EMM_PID_ctrl() argument
107 u16 pid, int onoff) in flexcop_pid_ECM_PID_ctrl() argument
113 int index, u16 pid, int onoff) in flexcop_pid_control() argument
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/linux/tools/testing/selftests/clone3/
H A Dclone3_set_tid.c45 pid_t pid = -1; in call_clone3_set_tid() local
54 pid = sys_clone3(&args, sizeof(args)); in call_clone3_set_tid()
55 if (pid < 0) { in call_clone3_set_tid()
61 if (pid == 0) { in call_clone3_set_tid()
96 if (expected_pid == 0 || expected_pid == pid) { in call_clone3_set_tid()
98 getpid(), pid); in call_clone3_set_tid()
102 expected_pid, pid); in call_clone3_set_tid()
106 if (waitpid(pid, &status, 0) < 0) { in call_clone3_set_tid()
151 pid_t pid, ns1, ns2, ns3, ns_pid; in main() local
270 pid = fork(); in main()
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/linux/tools/perf/scripts/python/
H A Dnetdev-times.py232 def irq__softirq_entry(name, context, cpu, sec, nsec, pid, comm, callchain, vec): argument
235 event_info = (name, context, cpu, nsecs(sec, nsec), pid, comm, vec)
238 def irq__softirq_exit(name, context, cpu, sec, nsec, pid, comm, callchain, vec): argument
241 event_info = (name, context, cpu, nsecs(sec, nsec), pid, comm, vec)
244 def irq__softirq_raise(name, context, cpu, sec, nsec, pid, comm, callchain, vec): argument
247 event_info = (name, context, cpu, nsecs(sec, nsec), pid, comm, vec)
250 def irq__irq_handler_entry(name, context, cpu, sec, nsec, pid, comm, argument
252 event_info = (name, context, cpu, nsecs(sec, nsec), pid, comm,
256 def irq__irq_handler_exit(name, context, cpu, sec, nsec, pid, comm, callchain, irq, ret): argument
257 event_info = (name, context, cpu, nsecs(sec, nsec), pid, comm, irq, ret)
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/linux/tools/perf/util/
H A Dthread_map.c34 struct perf_thread_map *thread_map__new_by_pid(pid_t pid) in thread_map__new_by_pid() argument
42 sprintf(name, "/proc/%d/task", pid); in thread_map__new_by_pid()
96 pid_t pid = strtol(dirent->d_name, &end, 10); in __thread_map__new_all_cpus() local
110 snprintf(path, sizeof(path), "/proc/%d/task", pid); in __thread_map__new_all_cpus()
113 pr_debug("scandir for %d returned empty, skipping\n", pid); in __thread_map__new_all_cpus()
170 struct perf_thread_map *thread_map__new(pid_t pid, pid_t tid, uid_t uid) in thread_map__new() argument
172 if (pid != -1) in thread_map__new()
173 return thread_map__new_by_pid(pid); in thread_map__new()
188 pid_t pid, prev_pid = INT_MAX; in thread_map__new_by_pid_str() local
198 pid = strtol(pos->s, &end_ptr, 10); in thread_map__new_by_pid_str()
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