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/Linux-v4.19/include/linux/
Dpid.h57 struct pid struct
67 extern struct pid init_struct_pid; argument
69 static inline struct pid *get_pid(struct pid *pid) in get_pid() argument
71 if (pid) in get_pid()
72 atomic_inc(&pid->count); in get_pid()
73 return pid; in get_pid()
76 extern void put_pid(struct pid *pid);
77 extern struct task_struct *pid_task(struct pid *pid, enum pid_type);
78 extern struct task_struct *get_pid_task(struct pid *pid, enum pid_type);
80 extern struct pid *get_task_pid(struct task_struct *task, enum pid_type type);
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/Linux-v4.19/kernel/
Dpid.c44 struct pid init_struct_pid = {
101 void put_pid(struct pid *pid) in put_pid() argument
105 if (!pid) in put_pid()
108 ns = pid->numbers[pid->level].ns; in put_pid()
109 if ((atomic_read(&pid->count) == 1) || in put_pid()
110 atomic_dec_and_test(&pid->count)) { in put_pid()
111 kmem_cache_free(ns->pid_cachep, pid); in put_pid()
119 struct pid *pid = container_of(rhp, struct pid, rcu); in delayed_put_pid() local
120 put_pid(pid); in delayed_put_pid()
123 void free_pid(struct pid *pid) in free_pid() argument
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/Linux-v4.19/arch/x86/um/os-Linux/
Dregisters.c21 int save_i387_registers(int pid, unsigned long *fp_regs) in save_i387_registers() argument
23 if (ptrace(PTRACE_GETFPREGS, pid, 0, fp_regs) < 0) in save_i387_registers()
28 int save_fp_registers(int pid, unsigned long *fp_regs) in save_fp_registers() argument
36 if (ptrace(PTRACE_GETREGSET, pid, NT_X86_XSTATE, &iov) < 0) in save_fp_registers()
41 return save_i387_registers(pid, fp_regs); in save_fp_registers()
44 int restore_i387_registers(int pid, unsigned long *fp_regs) in restore_i387_registers() argument
46 if (ptrace(PTRACE_SETFPREGS, pid, 0, fp_regs) < 0) in restore_i387_registers()
51 int restore_fp_registers(int pid, unsigned long *fp_regs) in restore_fp_registers() argument
58 if (ptrace(PTRACE_SETREGSET, pid, NT_X86_XSTATE, &iov) < 0) in restore_fp_registers()
63 return restore_i387_registers(pid, fp_regs); in restore_fp_registers()
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/Linux-v4.19/include/trace/events/
Doom.h17 __field( pid_t, pid)
23 __entry->pid = task->pid;
29 __entry->pid, __entry->comm, __entry->oom_score_adj)
75 TP_PROTO(int pid),
77 TP_ARGS(pid),
80 __field(int, pid)
84 __entry->pid = pid;
87 TP_printk("pid=%d", __entry->pid)
91 TP_PROTO(int pid),
93 TP_ARGS(pid),
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Dsched.h23 __field( pid_t, pid )
28 __entry->pid = t->pid;
31 TP_printk("comm=%s pid=%d", __entry->comm, __entry->pid)
65 __field( pid_t, pid )
73 __entry->pid = p->pid;
80 __entry->comm, __entry->pid, __entry->prio,
148 __entry->prev_pid = prev->pid;
152 __entry->next_pid = next->pid;
182 __field( pid_t, pid )
190 __entry->pid = p->pid;
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/Linux-v4.19/arch/um/os-Linux/
Dstart_up.c32 int pid = os_getpid(), ppid = getppid(); in ptrace_child() local
38 kill(pid, SIGKILL); in ptrace_child()
40 kill(pid, SIGSTOP); in ptrace_child()
48 if (sc_result == pid) in ptrace_child()
95 int pid, n, status; in start_ptraced_child() local
99 pid = fork(); in start_ptraced_child()
100 if (pid == 0) in start_ptraced_child()
102 else if (pid < 0) in start_ptraced_child()
105 CATCH_EINTR(n = waitpid(pid, &status, WUNTRACED)); in start_ptraced_child()
112 return pid; in start_ptraced_child()
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Dhelper.c46 int pid, fds[2], ret, n; in run_helper() local
74 pid = clone(helper_child, (void *) sp, CLONE_VM, &data); in run_helper()
75 if (pid < 0) { in run_helper()
91 ret = pid; in run_helper()
99 CATCH_EINTR(waitpid(pid, NULL, __WALL)); in run_helper()
117 int pid, status, err; in run_helper_thread() local
124 pid = clone(proc, (void *) sp, flags, arg); in run_helper_thread()
125 if (pid < 0) { in run_helper_thread()
132 CATCH_EINTR(pid = waitpid(pid, &status, __WALL)); in run_helper_thread()
133 if (pid < 0) { in run_helper_thread()
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Dprocess.c27 unsigned long os_process_pc(int pid) in os_process_pc() argument
33 sprintf(proc_stat, "/proc/%d/stat", pid); in os_process_pc()
59 int os_process_parent(int pid) in os_process_parent() argument
65 if (pid == -1) in os_process_parent()
68 snprintf(stat, sizeof(stat), "/proc/%d/stat", pid); in os_process_parent()
93 void os_alarm_process(int pid) in os_alarm_process() argument
95 kill(pid, SIGALRM); in os_alarm_process()
98 void os_stop_process(int pid) in os_stop_process() argument
100 kill(pid, SIGSTOP); in os_stop_process()
103 void os_kill_process(int pid, int reap_child) in os_kill_process() argument
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/Linux-v4.19/arch/um/os-Linux/skas/
Dprocess.c26 int is_skas_winch(int pid, int fd, void *data) in is_skas_winch() argument
28 return pid == getpgrp(); in is_skas_winch()
31 static int ptrace_dump_regs(int pid) in ptrace_dump_regs() argument
36 if (ptrace(PTRACE_GETREGS, pid, 0, regs) < 0) in ptrace_dump_regs()
55 void wait_stub_done(int pid) in wait_stub_done() argument
60 CATCH_EINTR(n = waitpid(pid, &status, WUNTRACED | __WALL)); in wait_stub_done()
67 err = ptrace(PTRACE_CONT, pid, 0, 0); in wait_stub_done()
79 err = ptrace_dump_regs(pid); in wait_stub_done()
84 "pid = %d, n = %d, errno = %d, status = 0x%x\n", pid, n, errno, in wait_stub_done()
91 static void get_skas_faultinfo(int pid, struct faultinfo *fi, unsigned long *aux_fp_regs) in get_skas_faultinfo() argument
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/Linux-v4.19/arch/powerpc/mm/
Dtlb-radix.c33 unsigned int pid, in tlbiel_radix_set_isa300() argument
40 rs = ((unsigned long)pid << PPC_BITLSHIFT(31)); in tlbiel_radix_set_isa300()
93 static inline void __tlbiel_pid(unsigned long pid, int set, in __tlbiel_pid() argument
100 rs = ((unsigned long)pid) << PPC_BITLSHIFT(31); in __tlbiel_pid()
109 static inline void __tlbie_pid(unsigned long pid, unsigned long ric) in __tlbie_pid() argument
114 rs = pid << PPC_BITLSHIFT(31); in __tlbie_pid()
170 static inline void __tlbiel_va(unsigned long va, unsigned long pid, in __tlbiel_va() argument
177 rs = pid << PPC_BITLSHIFT(31); in __tlbiel_va()
186 static inline void __tlbie_va(unsigned long va, unsigned long pid, in __tlbie_va() argument
193 rs = pid << PPC_BITLSHIFT(31); in __tlbie_va()
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Dmmu_decl.h34 static inline void _tlbil_pid(unsigned int pid) in _tlbil_pid() argument
38 #define _tlbil_pid_noind(pid) _tlbil_pid(pid) argument
42 extern void _tlbil_pid(unsigned int pid);
44 extern void _tlbil_pid_noind(unsigned int pid);
46 #define _tlbil_pid_noind(pid) _tlbil_pid(pid) argument
54 static inline void _tlbil_va(unsigned long address, unsigned int pid, in _tlbil_va() argument
60 extern void _tlbil_va(unsigned long address, unsigned int pid,
63 extern void __tlbil_va(unsigned long address, unsigned int pid);
64 static inline void _tlbil_va(unsigned long address, unsigned int pid, in _tlbil_va() argument
67 __tlbil_va(address, pid); in _tlbil_va()
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/Linux-v4.19/tools/perf/scripts/perl/
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-v4.19/fs/f2fs/
Dtrace.c30 last_io.pid, "----------------", in __print_last_io()
38 static int __file_type(struct inode *inode, pid_t pid) in __file_type() argument
50 else if (pid) in __file_type()
59 pid_t pid = task_pid_nr(current); in f2fs_trace_pid() local
62 set_page_private(page, (unsigned long)pid); in f2fs_trace_pid()
68 p = radix_tree_lookup(&pids, pid); in f2fs_trace_pid()
72 radix_tree_delete(&pids, pid); in f2fs_trace_pid()
74 f2fs_radix_tree_insert(&pids, pid, current); in f2fs_trace_pid()
78 pid, current->comm); in f2fs_trace_pid()
87 pid_t pid; in f2fs_trace_ios() local
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/Linux-v4.19/arch/um/include/shared/
Dregisters.h12 extern int save_i387_registers(int pid, unsigned long *fp_regs);
13 extern int restore_i387_registers(int pid, unsigned long *fp_regs);
14 extern int save_fp_registers(int pid, unsigned long *fp_regs);
15 extern int restore_fp_registers(int pid, unsigned long *fp_regs);
16 extern int save_fpx_registers(int pid, unsigned long *fp_regs);
17 extern int restore_fpx_registers(int pid, unsigned long *fp_regs);
18 extern int save_registers(int pid, struct uml_pt_regs *regs);
19 extern int restore_registers(int pid, struct uml_pt_regs *regs);
20 extern int init_registers(int pid);
23 extern int get_fp_registers(int pid, unsigned long *regs);
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/Linux-v4.19/scripts/
Dbootgraph.pl100 my $pid = $2;
102 if (!defined($pidctr{$pid})) {
103 $func = "wait_" . $pid . "_1";
104 $pidctr{$pid} = 1;
106 $pidctr{$pid} = $pidctr{$pid} + 1;
107 $func = "wait_" . $pid . "_" . $pidctr{$pid};
116 $pids{$func} = $pid;
128 my $pid = $2;
129 my $func = "wait_" . $pid . "_" . $pidctr{$pid};
192 my $pid = $pids{$key};
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/Linux-v4.19/drivers/media/common/b2c2/
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-v4.19/drivers/net/wan/
Dhdlc_ppp.c69 u16 pid; /* protocol ID */ member
112 static inline struct proto* get_proto(struct net_device *dev, u16 pid) in get_proto() argument
116 switch (pid) { in get_proto()
128 static inline const char* proto_name(u16 pid) in proto_name() argument
130 switch (pid) { in proto_name()
207 static void ppp_tx_cp(struct net_device *dev, u16 pid, u8 code, in ppp_tx_cp() argument
220 if (pid == PID_LCP && (code == LCP_ECHO_REQ || code == LCP_ECHO_REPLY)) in ppp_tx_cp()
250 proto_name(pid), code_names[code], id, debug_buffer); in ppp_tx_cp()
253 ppp_hard_header(skb, dev, pid, NULL, NULL, 0); in ppp_tx_cp()
304 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-v4.19/tools/perf/scripts/python/
Dnetdev-times.py228 def irq__softirq_entry(name, context, cpu, sec, nsec, pid, comm, callchain, vec): argument
231 event_info = (name, context, cpu, nsecs(sec, nsec), pid, comm, vec)
234 def irq__softirq_exit(name, context, cpu, sec, nsec, pid, comm, callchain, vec): argument
237 event_info = (name, context, cpu, nsecs(sec, nsec), pid, comm, vec)
240 def irq__softirq_raise(name, context, cpu, sec, nsec, pid, comm, callchain, vec): argument
243 event_info = (name, context, cpu, nsecs(sec, nsec), pid, comm, vec)
246 def irq__irq_handler_entry(name, context, cpu, sec, nsec, pid, comm, argument
248 event_info = (name, context, cpu, nsecs(sec, nsec), pid, comm,
252 def irq__irq_handler_exit(name, context, cpu, sec, nsec, pid, comm, callchain, irq, ret): argument
253 event_info = (name, context, cpu, nsecs(sec, nsec), pid, comm, irq, ret)
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/Linux-v4.19/samples/bpf/
Doffwaketime_kern.c65 u32 pid; in waker() local
67 pid = _(p->pid); in waker()
72 bpf_map_update_elem(&wokeby, &pid, &woke, BPF_ANY); in waker()
76 static inline int update_counts(void *ctx, u32 pid, u64 delta) in update_counts() argument
87 woke = bpf_map_lookup_elem(&wokeby, &pid); in update_counts()
91 bpf_map_delete_elem(&wokeby, &pid); in update_counts()
121 u32 pid = ctx->prev_pid; local
128 u32 pid = _(p->pid);
133 bpf_map_update_elem(&start, &pid, &ts, BPF_ANY);
136 pid = bpf_get_current_pid_tgid();
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/Linux-v4.19/tools/testing/selftests/proc/
Dproc-loadavg-001.c28 pid_t pid; in main() local
37 pid = fork(); in main()
38 if (pid == -1) in main()
40 if (pid == 0) { in main()
57 pid = fork(); in main()
58 if (pid == -1) in main()
60 if (pid == 0) in main()
62 if (waitpid(pid, NULL, 0) == -1) in main()
78 if (waitpid(pid, &wstatus, 0) == -1) in main()
/Linux-v4.19/tools/testing/selftests/powerpc/benchmarks/
Dfork.c48 int pid; in start_process_on() local
50 pid = fork(); in start_process_on()
51 if (pid == -1) { in start_process_on()
56 if (pid) in start_process_on()
88 pid_t pid = fork(); in bench_fork() local
89 if (pid == -1) { in bench_fork()
93 if (pid == 0) { in bench_fork()
98 pid = waitpid(pid, NULL, 0); in bench_fork()
99 if (pid == -1) { in bench_fork()
110 pid_t pid = vfork(); in bench_vfork() local
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/Linux-v4.19/tools/testing/selftests/powerpc/
Dharness.c30 pid_t pid; in run_test() local
35 pid = fork(); in run_test()
36 if (pid == 0) { in run_test()
39 } else if (pid == -1) { in run_test()
44 setpgid(pid, pid); in run_test()
51 rc = waitpid(pid, &status, 0); in run_test()
60 kill(-pid, SIGKILL); in run_test()
64 kill(-pid, SIGTERM); in run_test()
72 kill(-pid, SIGTERM); in run_test()
/Linux-v4.19/tools/perf/tests/
Dhists_link.c17 u32 pid; member
27 { .pid = FAKE_PID_PERF1, .ip = FAKE_IP_KERNEL_SCHEDULE, },
29 { .pid = FAKE_PID_PERF2, .ip = FAKE_IP_PERF_MAIN, },
31 { .pid = FAKE_PID_PERF2, .ip = FAKE_IP_PERF_CMD_RECORD, },
33 { .pid = FAKE_PID_BASH, .ip = FAKE_IP_BASH_XMALLOC, },
35 { .pid = FAKE_PID_BASH, .ip = FAKE_IP_LIBC_MALLOC, },
41 { .pid = FAKE_PID_PERF1, .ip = FAKE_IP_PERF_RUN_COMMAND, },
43 { .pid = FAKE_PID_PERF1, .ip = FAKE_IP_LIBC_MALLOC, },
45 { .pid = FAKE_PID_PERF1, .ip = FAKE_IP_KERNEL_PAGE_FAULT, },
47 { .pid = FAKE_PID_PERF2, .ip = FAKE_IP_KERNEL_SYS_PERF_EVENT_OPEN, },
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/Linux-v4.19/tools/testing/selftests/breakpoints/
Dbreakpoint_test_arm64.c90 static bool set_watchpoint(pid_t pid, int size, int wp) in set_watchpoint() argument
107 if (ptrace(PTRACE_SETREGSET, pid, NT_ARM_HW_WATCH, &iov) == 0) in set_watchpoint()
125 pid_t pid = fork(); in run_test() local
128 if (pid < 0) { in run_test()
133 if (pid == 0) in run_test()
136 wpid = waitpid(pid, &status, __WALL); in run_test()
137 if (wpid != pid) { in run_test()
152 if (!set_watchpoint(pid, wp_size, wp)) in run_test()
155 if (ptrace(PTRACE_CONT, pid, NULL, NULL) < 0) { in run_test()
163 wpid = waitpid(pid, &status, __WALL); in run_test()
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/Linux-v4.19/drivers/pinctrl/mvebu/
Dpinctrl-mvebu.h53 u8 pid; member
56 int (*mpp_get)(struct mvebu_mpp_ctrl_data *data, unsigned pid,
58 int (*mpp_set)(struct mvebu_mpp_ctrl_data *data, unsigned pid,
60 int (*mpp_gpio_req)(struct mvebu_mpp_ctrl_data *data, unsigned pid);
61 int (*mpp_gpio_dir)(struct mvebu_mpp_ctrl_data *data, unsigned pid,
107 u8 pid; member
140 .pid = _idl, \
152 .pid = _idl, \
183 .pid = _id, \
201 int mvebu_mmio_mpp_ctrl_get(struct mvebu_mpp_ctrl_data *data, unsigned pid,
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