Searched refs:child (Results 26 - 50 of 840) sorted by relevance

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/linux-master/tools/testing/selftests/x86/
H A Dtest_mremap_vdso.c59 pid_t child; local
61 child = fork();
62 if (child == -1) {
67 if (child == 0) {
94 if (waitpid(child, &status, 0) != child ||
H A Dcorrupt_xstate_header.c77 * Enforce that the child runs on the same CPU
86 pid_t child = fork(); local
87 if (child < 0)
89 if (child == 0)
91 if (child)
92 waitpid(child, NULL, 0);
/linux-master/scripts/gdb/linux/
H A Dclk.py40 for child in clk_core_for_each_child(clk['children']):
41 self.show_subtree(child, level + 1)
65 for child in clk_core_for_each_child(hlist_head):
66 if child['name'].string() == name:
67 return child
68 result = self.lookup_hlist(child['children'], name)
/linux-master/fs/
H A Dpnode.c226 struct mount *child; local
260 child = copy_tree(last_source, last_source->mnt.mnt_root, type);
261 if (IS_ERR(child))
262 return PTR_ERR(child);
264 mnt_set_mountpoint(m, dest_mp, child);
269 last_source = child;
270 hlist_add_head(&child->mnt_hash, list);
271 return count_mounts(m->mnt_ns, child);
337 struct mount *child; local
342 child
409 struct mount *m, *child, *topper; local
453 struct mount *m, *child; local
483 struct mount *child; local
522 struct mount *mnt, *child, *tmp; local
597 struct mount *child = __lookup_mnt(&m->mnt, local
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/linux-master/arch/powerpc/kernel/ptrace/
H A Dptrace32.c29 * does not yet catch signals sent when the child dies.
38 long compat_arch_ptrace(struct task_struct *child, compat_long_t request, argument
67 copied = ptrace_access_vm(child, (u64)addrOthers, &tmp,
87 ret = ptrace_get_reg(child, index, &tmp);
91 flush_fp_to_thread(child);
97 tmp = ((unsigned int *)child->thread.fp_state.fpr)
136 flush_fp_to_thread(child);
138 tmp = child->thread.fp_state.fpr[numReg - PT_FPR0][0];
141 ret = ptrace_get_reg(child, numReg, &tmp2);
170 if (ptrace_access_vm(child, (u6
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H A Dptrace.c34 void ptrace_disable(struct task_struct *child) argument
37 user_disable_single_step(child);
40 long arch_ptrace(struct task_struct *child, long request, argument
55 if ((addr & (sizeof(long) - 1)) || !child->thread.regs)
59 ret = ptrace_get_reg(child, (int) index, &tmp);
61 ret = ptrace_get_fpr(child, index, &tmp);
76 if ((addr & (sizeof(long) - 1)) || !child->thread.regs)
80 ret = ptrace_put_reg(child, index, data);
82 ret = ptrace_put_fpr(child, index, data);
103 return ppc_set_hwdebug(child,
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/linux-master/include/linux/
H A Dptrace.h49 extern long arch_ptrace(struct task_struct *child, long request,
54 extern int ptrace_request(struct task_struct *child, long request,
57 extern void __ptrace_link(struct task_struct *child,
60 extern void __ptrace_unlink(struct task_struct *child);
90 static inline int ptrace_reparented(struct task_struct *child) argument
92 return !same_thread_group(child->real_parent, child->parent);
95 static inline void ptrace_unlink(struct task_struct *child) argument
97 if (unlikely(child->ptrace))
98 __ptrace_unlink(child);
200 ptrace_init_task(struct task_struct *child, bool ptrace) argument
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/linux-master/tools/testing/selftests/arm64/abi/
H A Dptrace.c32 static void test_tpidr(pid_t child) argument
45 ret = ptrace(PTRACE_GETREGSET, child, NT_ARM_TLS, &read_iov);
51 ret = ptrace(PTRACE_SETREGSET, child, NT_ARM_TLS, &write_iov);
55 ret = ptrace(PTRACE_GETREGSET, child, NT_ARM_TLS, &read_iov);
61 ret = ptrace(PTRACE_GETREGSET, child, NT_ARM_TLS, &read_iov);
82 ret = ptrace(PTRACE_SETREGSET, child, NT_ARM_TLS, &write_iov);
90 ret = ptrace(PTRACE_GETREGSET, child, NT_ARM_TLS, &read_iov);
112 ret = ptrace(PTRACE_SETREGSET, child, NT_ARM_TLS, &write_iov);
117 ret = ptrace(PTRACE_GETREGSET, child, NT_ARM_TLS,
135 static void test_hw_debug(pid_t child, in argument
174 do_parent(pid_t child) argument
253 pid_t child; local
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/linux-master/tools/testing/selftests/powerpc/ptrace/
H A Dptrace-vsx.c37 int trace_vsx(pid_t child) argument
42 FAIL_IF(start_trace(child));
43 FAIL_IF(show_vsx(child, vsx));
45 FAIL_IF(show_vmx(child, vmx));
52 FAIL_IF(write_vsx(child, vsx));
53 FAIL_IF(write_vmx(child, vmx));
54 FAIL_IF(stop_trace(child));
H A Dptrace-tm-spd-gpr.c93 int trace_tm_spd_gpr(pid_t child) argument
98 FAIL_IF(start_trace(child));
99 FAIL_IF(show_gpr(child, gpr));
101 FAIL_IF(show_fpr(child, fpr));
103 FAIL_IF(show_ckpt_fpr(child, fpr));
105 FAIL_IF(show_ckpt_gpr(child, gpr));
107 FAIL_IF(write_ckpt_gpr(child, GPR_3));
108 FAIL_IF(write_ckpt_fpr(child, FPR_3_REP));
112 FAIL_IF(stop_trace(child));
H A Dptrace-tm-gpr.c25 printf("Starting the child\n");
87 int trace_tm_gpr(pid_t child) argument
92 FAIL_IF(start_trace(child));
93 FAIL_IF(show_gpr(child, gpr));
95 FAIL_IF(show_fpr(child, fpr));
97 FAIL_IF(show_ckpt_fpr(child, fpr));
99 FAIL_IF(show_ckpt_gpr(child, gpr));
101 FAIL_IF(write_ckpt_gpr(child, GPR_3));
102 FAIL_IF(write_ckpt_fpr(child, FPR_3_REP));
105 FAIL_IF(stop_trace(child));
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H A Dptrace-tm-spd-vsx.c96 int trace_tm_spd_vsx(pid_t child) argument
101 FAIL_IF(start_trace(child));
102 FAIL_IF(show_vsx(child, vsx));
104 FAIL_IF(show_vmx(child, vmx));
106 FAIL_IF(show_vsx_ckpt(child, vsx));
108 FAIL_IF(show_vmx_ckpt(child, vmx));
116 FAIL_IF(write_vsx_ckpt(child, vsx));
117 FAIL_IF(write_vmx_ckpt(child, vmx));
121 FAIL_IF(stop_trace(child));
H A Dptrace-tm-vsx.c84 int trace_tm_vsx(pid_t child) argument
89 FAIL_IF(start_trace(child));
90 FAIL_IF(show_vsx(child, vsx));
92 FAIL_IF(show_vmx(child, vmx));
94 FAIL_IF(show_vsx_ckpt(child, vsx));
96 FAIL_IF(show_vmx_ckpt(child, vmx));
103 FAIL_IF(write_vsx_ckpt(child, vsx));
104 FAIL_IF(write_vmx_ckpt(child, vmx));
106 FAIL_IF(stop_trace(child));
/linux-master/net/ieee802154/
H A Dpan.c55 struct ieee802154_pan_device *child; local
59 list_for_each_entry(child, &wpan_dev->children, node)
60 if (cfg802154_pan_device_is_matching(child, target))
61 return child;
69 struct ieee802154_pan_device *child; local
86 list_for_each_entry(child, &wpan_dev->children, node)
87 if (child->short_addr == addr)
/linux-master/drivers/usb/core/
H A Dof.c82 struct device_node *child; local
87 for_each_child_of_node(np, child)
88 if (of_property_present(child, "reg"))
101 * @hub has a child device has with a 'reg' property equal to @port1 the
102 * connect_type is "hard-wired". If there isn't an OF graph or child node at
110 struct device_node *np, *child, *ep, *remote_np; local
117 /* Assume port is unused if there's a graph or a child node. */
137 * Hard-wired ports are child nodes with a reg property corresponding
140 child = usb_of_get_device_node(hub, port1);
141 if (of_device_is_available(child))
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/linux-master/tools/testing/selftests/arm64/fp/
H A Dzt-ptrace.c120 static void ptrace_za_disabled_read_zt(pid_t child) argument
132 ret = set_za(child, &za);
139 ret = get_zt(child, zt);
156 static void ptrace_set_get_zt(pid_t child) argument
165 ret = set_zt(child, zt_in);
171 ret = get_zt(child, zt_out);
189 static void ptrace_enable_za_via_zt(pid_t child) argument
204 ret = set_za(child, &za_in);
212 ret = set_zt(child, zt);
221 if (get_za(child, (voi
255 do_parent(pid_t child) argument
334 pid_t child; local
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H A Dza-ptrace.c106 static void ptrace_set_get_vl(pid_t child, unsigned int vl, bool *supported) argument
128 ret = set_za(child, &za);
138 if (!get_za(child, (void **)&new_za, &new_za_size)) {
149 static void ptrace_set_no_data(pid_t child, unsigned int vl) argument
162 ret = set_za(child, &write_za);
169 if (!get_za(child, (void **)&read_buf, &read_za_size)) {
190 static void ptrace_set_get_data(pid_t child, unsigned int vl) argument
217 ret = set_za(child, write_za);
224 if (!get_za(child, (void **)&read_buf, &read_za_size)) {
248 static int do_parent(pid_t child) argument
343 pid_t child; local
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/linux-master/tools/testing/selftests/ptrace/
H A Dpeeksiginfo.c44 static int check_error_paths(pid_t child) argument
73 ret = sys_ptrace(PTRACE_PEEKSIGINFO, child, &arg, addr_rw);
83 ret = sys_ptrace(PTRACE_PEEKSIGINFO, child, &arg,
91 ret = sys_ptrace(PTRACE_PEEKSIGINFO, child, &arg, addr_ro);
105 int check_direct_path(pid_t child, int shared, int nr) argument
122 ret = sys_ptrace(PTRACE_PEEKSIGINFO, child, &arg, siginfo);
157 pid_t child; local
163 child = fork();
164 if (child == -1) {
167 } else if (child
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/linux-master/drivers/bus/
H A Dtegra-gmi.c96 struct device_node *child; local
100 child = of_get_next_available_child(gmi->dev->of_node, NULL);
101 if (!child) {
102 dev_err(gmi->dev, "no child nodes found\n");
107 * We currently only support one child device due to lack of
112 dev_warn(gmi->dev, "only one child device is supported.");
114 if (of_property_read_bool(child, "nvidia,snor-data-width-32bit"))
117 if (of_property_read_bool(child, "nvidia,snor-mux-mode"))
120 if (of_property_read_bool(child, "nvidia,snor-rdy-active-before-data"))
123 if (of_property_read_bool(child, "nvidi
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/linux-master/arch/x86/um/
H A Dptrace_64.c54 int putreg(struct task_struct *child, int regno, unsigned long value) argument
78 UPT_SYSCALL_NR(&child->thread.regs.regs) = value;
100 child->thread.regs.regs.gp[HOST_EFLAGS] |= value;
107 child->thread.regs.regs.gp[reg_offsets[regno >> 3]] = value;
111 int poke_user(struct task_struct *child, long addr, long data) argument
117 return putreg(child, addr, data);
124 child->thread.arch.debugregs[addr] = data;
130 unsigned long getreg(struct task_struct *child, int regno) argument
168 return mask & child->thread.regs.regs.gp[reg_offsets[regno >> 3]];
171 int peek_user(struct task_struct *child, lon argument
191 get_fpregs(struct user_i387_struct __user *buf, struct task_struct *child) argument
208 set_fpregs(struct user_i387_struct __user *buf, struct task_struct *child) argument
221 subarch_ptrace(struct task_struct *child, long request, unsigned long addr, unsigned long data) argument
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/linux-master/tools/testing/selftests/bpf/prog_tests/
H A Duprobe_multi_test.c28 struct child { struct
33 static void release_child(struct child *child) argument
37 if (!child)
39 close(child->go[1]);
40 close(child->go[0]);
41 if (child->pid > 0)
42 waitpid(child->pid, &child_status, 0);
45 static void kick_child(struct child *child) argument
58 static struct child child; local
92 uprobe_multi_test_run(struct uprobe_multi *skel, struct child *child) argument
153 __test_attach_api(const char *binary, const char *pattern, struct bpf_uprobe_multi_opts *opts, struct child *child) argument
202 struct child *child; local
408 __test_link_api(struct child *child) argument
487 struct child *child; local
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/linux-master/tools/testing/selftests/cgroup/
H A Dtest_core.c72 * Create a child process that allocates and touches 100MB, then waits to be
73 * killed. Wait until the child is attached to the cgroup, kill all processes
100 /* wait for the child to enter cgroup */
276 char *grandparent = NULL, *parent = NULL, *child = NULL; local
280 child = cg_name(root, "cg_test_grandparent/cg_test_parent/cg_test_child");
281 if (!parent || !child || !grandparent)
290 if (cg_create(child))
296 if (cg_read_strcmp(child, "cgroup.type", "domain invalid\n"))
299 if (!cg_enter_current(child))
305 if (!clone_into_cgroup_run_wait(child))
338 char *parent = NULL, *child = NULL; local
377 char *parent = NULL, *child = NULL; local
429 char *parent = NULL, *child = NULL; local
464 char *parent = NULL, *child = NULL; local
505 char *parent = NULL, *child = NULL; local
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/linux-master/arch/um/include/asm/
H A Dptrace-generic.h34 extern long subarch_ptrace(struct task_struct *child, long request,
36 extern unsigned long getreg(struct task_struct *child, int regno);
37 extern int putreg(struct task_struct *child, int regno, unsigned long value);
/linux-master/arch/microblaze/kernel/
H A Dptrace.c77 long arch_ptrace(struct task_struct *child, long request, argument
95 val = child->mm->start_code;
97 val = child->mm->start_data;
99 val = child->mm->end_code
100 - child->mm->start_code;
105 microblaze_reg_t *reg_addr = reg_save_addr(addr, child);
130 rval = ptrace_request(child, request, addr, data);
166 void ptrace_disable(struct task_struct *child) argument
/linux-master/arch/sh/kernel/
H A Dptrace_32.c110 void user_enable_single_step(struct task_struct *child) argument
112 unsigned long pc = get_stack_long(child, offsetof(struct pt_regs, pc));
114 set_tsk_thread_flag(child, TIF_SINGLESTEP);
116 set_single_step(child, pc);
119 void user_disable_single_step(struct task_struct *child) argument
121 clear_tsk_thread_flag(child, TIF_SINGLESTEP);
129 void ptrace_disable(struct task_struct *child) argument
131 user_disable_single_step(child);
338 long arch_ptrace(struct task_struct *child, long request, argument
355 tmp = get_stack_long(child, add
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