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/Linux-v5.4/include/linux/
Dpid.h59 struct pid struct
71 extern struct pid init_struct_pid; argument
77 extern struct pid *pidfd_pid(const struct file *file);
79 static inline struct pid *get_pid(struct pid *pid) in get_pid() argument
81 if (pid) in get_pid()
82 refcount_inc(&pid->count); in get_pid()
83 return pid; in get_pid()
86 extern void put_pid(struct pid *pid);
87 extern struct task_struct *pid_task(struct pid *pid, enum pid_type);
88 extern struct task_struct *get_pid_task(struct pid *pid, enum pid_type);
[all …]
/Linux-v5.4/kernel/
Dpid.c46 struct pid init_struct_pid = {
103 void put_pid(struct pid *pid) in put_pid() argument
107 if (!pid) in put_pid()
110 ns = pid->numbers[pid->level].ns; in put_pid()
111 if (refcount_dec_and_test(&pid->count)) { in put_pid()
112 kmem_cache_free(ns->pid_cachep, pid); in put_pid()
120 struct pid *pid = container_of(rhp, struct pid, rcu); in delayed_put_pid() local
121 put_pid(pid); in delayed_put_pid()
124 void free_pid(struct pid *pid) in free_pid() argument
131 for (i = 0; i <= pid->level; i++) { in free_pid()
[all …]
/Linux-v5.4/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-v5.4/arch/powerpc/mm/book3s64/
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()
93 static __always_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 __always_inline void __tlbie_pid(unsigned long pid, unsigned long ric) in __tlbie_pid() argument
114 rs = pid << PPC_BITLSHIFT(31); in __tlbie_pid()
151 static __always_inline void __tlbiel_va(unsigned long va, unsigned long pid, in __tlbiel_va() argument
158 rs = pid << PPC_BITLSHIFT(31); in __tlbiel_va()
167 static __always_inline void __tlbie_va(unsigned long va, unsigned long pid, in __tlbie_va() argument
174 rs = pid << PPC_BITLSHIFT(31); in __tlbie_va()
[all …]
/Linux-v5.4/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),
[all …]
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,
158 __entry->prev_pid = prev->pid;
162 __entry->next_pid = next->pid;
197 __field( pid_t, pid )
205 __entry->pid = p->pid;
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/Linux-v5.4/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()
[all …]
/Linux-v5.4/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-v5.4/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-v5.4/fs/f2fs/
Dtrace.c27 last_io.pid, "----------------", in __print_last_io()
35 static int __file_type(struct inode *inode, pid_t pid) in __file_type() argument
47 else if (pid) in __file_type()
56 pid_t pid = task_pid_nr(current); in f2fs_trace_pid() local
59 set_page_private(page, (unsigned long)pid); in f2fs_trace_pid()
66 p = radix_tree_lookup(&pids, pid); in f2fs_trace_pid()
70 radix_tree_delete(&pids, pid); in f2fs_trace_pid()
72 if (radix_tree_insert(&pids, pid, current)) { in f2fs_trace_pid()
81 pid, current->comm); in f2fs_trace_pid()
90 pid_t pid; in f2fs_trace_ios() local
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/Linux-v5.4/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);
[all …]
/Linux-v5.4/arch/powerpc/mm/
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);
[all …]
/Linux-v5.4/tools/testing/selftests/ptrace/
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()
[all …]
/Linux-v5.4/scripts/
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};
[all …]
/Linux-v5.4/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
[all …]
/Linux-v5.4/tools/testing/selftests/cgroup/
Dtest_freezer.c115 static int cg_enter_and_wait_for_frozen(const char *cgroup, int pid, in cg_enter_and_wait_for_frozen() argument
125 ret = cg_enter(cgroup, pid); in cg_enter_and_wait_for_frozen()
459 int pid; in test_cgfreezer_mkdir() local
478 pid = cg_run_nowait(child, child_fn, NULL); in test_cgfreezer_mkdir()
479 if (pid < 0) in test_cgfreezer_mkdir()
568 int pid; in test_cgfreezer_migrate() local
584 pid = cg_run_nowait(cgroup[0], child_fn, NULL); in test_cgfreezer_migrate()
585 if (pid < 0) in test_cgfreezer_migrate()
597 if (cg_enter_and_wait_for_frozen(cgroup[1], pid, true)) in test_cgfreezer_migrate()
606 if (cg_enter_and_wait_for_frozen(cgroup[0], pid, false)) in test_cgfreezer_migrate()
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/Linux-v5.4/drivers/net/wan/
Dhdlc_ppp.c66 u16 pid; /* protocol ID */ member
109 static inline struct proto* get_proto(struct net_device *dev, u16 pid) in get_proto() argument
113 switch (pid) { in get_proto()
125 static inline const char* proto_name(u16 pid) in proto_name() argument
127 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()
247 proto_name(pid), code_names[code], id, debug_buffer); in ppp_tx_cp()
250 ppp_hard_header(skb, dev, pid, NULL, NULL, 0); in ppp_tx_cp()
301 static void ppp_cp_event(struct net_device *dev, u16 pid, u16 event, u8 code, in ppp_cp_event() argument
[all …]
/Linux-v5.4/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();
[all …]
/Linux-v5.4/drivers/gpu/drm/msm/
Dmsm_gpu_trace.h12 TP_PROTO(pid_t pid, u32 ringid, u32 id, u32 nr_bos, u32 nr_cmds),
13 TP_ARGS(pid, ringid, id, nr_bos, nr_cmds),
15 __field(pid_t, pid)
22 __entry->pid = pid;
29 __entry->id, __entry->pid, __entry->ringid,
37 __field(pid_t, pid)
44 __entry->pid = pid_nr(submit->pid);
51 __entry->id, __entry->pid, __entry->ringid, __entry->seqno,
61 __field(pid_t, pid)
71 __entry->pid = pid_nr(submit->pid);
[all …]
/Linux-v5.4/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-v5.4/tools/perf/scripts/python/
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)
[all …]
/Linux-v5.4/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
[all …]
/Linux-v5.4/tools/perf/util/
Dthread_map.c33 struct perf_thread_map *thread_map__new_by_pid(pid_t pid) in thread_map__new_by_pid() argument
41 sprintf(name, "/proc/%d/task", pid); in thread_map__new_by_pid()
95 pid_t pid = strtol(dirent->d_name, &end, 10); in __thread_map__new_all_cpus() local
109 snprintf(path, sizeof(path), "/proc/%d/task", 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()
200 if (pid == INT_MIN || pid == INT_MAX || in thread_map__new_by_pid_str()
[all …]
/Linux-v5.4/tools/testing/selftests/powerpc/
Dharness.c31 pid_t pid; in run_test() local
36 pid = fork(); in run_test()
37 if (pid == 0) { in run_test()
40 } else if (pid == -1) { in run_test()
45 setpgid(pid, pid); in run_test()
53 rc = waitpid(pid, &status, 0); in run_test()
62 kill(-pid, SIGKILL); in run_test()
66 kill(-pid, SIGTERM); in run_test()
74 kill(-pid, SIGTERM); in run_test()

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