| /tools/testing/selftests/bpf/progs/ |
| D | task_kfunc_failure.c | 19 static struct __tasks_kfunc_map_value *insert_lookup_task(struct task_struct *task) in insert_lookup_task() argument
23 status = tasks_kfunc_map_insert(task); in insert_lookup_task()
27 return tasks_kfunc_map_value_lookup(task); in insert_lookup_task()
32 int BPF_PROG(task_kfunc_acquire_untrusted, struct task_struct *task, u64 clone_flags) in BPF_PROG() argument
37 v = insert_lookup_task(task); in BPF_PROG()
42 acquired = bpf_task_acquire(v->task); in BPF_PROG()
53 int BPF_PROG(task_kfunc_acquire_fp, struct task_struct *task, u64 clone_flags) in BPF_PROG() argument
69 int BPF_PROG(task_kfunc_acquire_unsafe_kretprobe, struct task_struct *task, u64 clone_flags) in BPF_PROG() argument
74 acquired = bpf_task_acquire(task); in BPF_PROG()
84 int BPF_PROG(task_kfunc_acquire_unsafe_kretprobe_rcu, struct task_struct *task, u64 clone_flags) in BPF_PROG() argument
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| D | rcu_read_lock.c | 32 struct task_struct *task; in get_cgroup_id() local
35 task = bpf_get_current_task_btf(); in get_cgroup_id()
36 if (task->pid != target_pid) in get_cgroup_id()
41 cgroups = task->cgroups; in get_cgroup_id()
53 struct task_struct *task, *real_parent; in task_succ() local
57 task = bpf_get_current_task_btf(); in task_succ()
58 if (task->pid != target_pid) in task_succ()
63 real_parent = task->real_parent; in task_succ()
82 struct task_struct *task, *real_parent; in no_lock() local
85 task = bpf_get_current_task_btf(); in no_lock()
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| D | task_kfunc_success.c | 23 struct task_struct *bpf_task_acquire___one(struct task_struct *task) __ksym __weak;
39 static int test_acquire_release(struct task_struct *task) in test_acquire_release() argument
57 acquired = bpf_task_acquire(task); in test_acquire_release()
67 int BPF_PROG(test_task_kfunc_flavor_relo, struct task_struct *task, u64 clone_flags) in BPF_PROG() argument
73 acquired = bpf_task_acquire___one(task); in BPF_PROG()
79 acquired = bpf_task_acquire___two(task, &fake_ctx); in BPF_PROG()
97 int BPF_PROG(test_task_kfunc_flavor_relo_not_found, struct task_struct *task, u64 clone_flags) in BPF_PROG() argument
111 int BPF_PROG(test_task_acquire_release_argument, struct task_struct *task, u64 clone_flags) in BPF_PROG() argument
116 return test_acquire_release(task); in BPF_PROG()
120 int BPF_PROG(test_task_acquire_release_current, struct task_struct *task, u64 clone_flags) in BPF_PROG() argument
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| D | verifier_global_ptr_args.c | 15 __weak int subprog_trusted_task_nullable(struct task_struct *task __arg_trusted __arg_nullable) in subprog_trusted_task_nullable()
17 if (!task) in subprog_trusted_task_nullable()
19 return task->pid + task->tgid; in subprog_trusted_task_nullable()
22 __weak int subprog_trusted_task_nullable_extra_layer(struct task_struct *task __arg_trusted __arg_n… in subprog_trusted_task_nullable_extra_layer()
24 return subprog_trusted_task_nullable(task) + subprog_trusted_task_nullable(NULL); in subprog_trusted_task_nullable_extra_layer()
59 __weak int subprog_trusted_task_nonnull(struct task_struct *task __arg_trusted) in subprog_trusted_task_nonnull()
61 return task->pid + task->tgid; in subprog_trusted_task_nonnull()
108 struct task_struct___local *task __arg_trusted __arg_nullable) in subprog_nullable_task_flavor()
112 if (!task) in subprog_nullable_task_flavor()
115 return bpf_copy_from_user_task(&buf, sizeof(buf), NULL, (void *)task, 0); in subprog_nullable_task_flavor()
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| D | bpf_iter_tasks.c | 17 struct task_struct *task = ctx->task; in dump_task() local
20 if (task == (void *)0) { in dump_task()
25 if (task->pid != (pid_t)tid) in dump_task()
33 BPF_SEQ_PRINTF(seq, "%8d %8d\n", task->tgid, task->pid); in dump_task()
44 struct task_struct *task = ctx->task; in dump_task_sleepable() local
51 if (task == (void *)0) { in dump_task_sleepable()
58 ret = bpf_copy_from_user_task(&user_data, sizeof(uint32_t), ptr, task, 0); in dump_task_sleepable()
69 regs = (struct pt_regs *)bpf_task_pt_regs(task); in dump_task_sleepable()
76 ret = bpf_copy_from_user_task(&user_data, sizeof(uint32_t), ptr, task, 0); in dump_task_sleepable()
86 BPF_SEQ_PRINTF(seq, "%8d %8d %8d\n", task->tgid, task->pid, user_data); in dump_task_sleepable()
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| D | bpf_iter_task_file.c | 17 struct task_struct *task = ctx->task; in dump_task_file() local
21 if (task == (void *)0 || file == (void *)0) in dump_task_file()
29 if (tgid == task->tgid && task->tgid != task->pid) in dump_task_file()
32 if (last_tgid != task->tgid) { in dump_task_file()
33 last_tgid = task->tgid; in dump_task_file()
37 BPF_SEQ_PRINTF(seq, "%8d %8d %8d %lx\n", task->tgid, task->pid, fd, in dump_task_file()
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| D | cgrp_ls_sleepable.c | 23 struct cgroup *bpf_task_get_cgroup1(struct task_struct *task, int hierarchy_id) __ksym;
60 struct task_struct *task; in cgrp1_no_rcu_lock() local
63 task = bpf_get_current_task_btf(); in cgrp1_no_rcu_lock()
64 if (task->pid != target_pid) in cgrp1_no_rcu_lock()
68 cgrp = bpf_task_get_cgroup1(task, target_hid); in cgrp1_no_rcu_lock()
80 struct task_struct *task; in no_rcu_lock() local
82 task = bpf_get_current_task_btf(); in no_rcu_lock()
83 if (task->pid != target_pid) in no_rcu_lock()
87 __no_rcu_lock(task->cgroups->dfl_cgrp); in no_rcu_lock()
94 struct task_struct *task; in yes_rcu_lock() local
[all …]
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| D | task_ls_recursion.c | 33 struct task_struct *task = bpf_get_current_task_btf(); in BPF_PROG() local
36 if (!test_pid || task->pid != test_pid) in BPF_PROG()
39 ptr = bpf_task_storage_get(&map_a, task, 0, in BPF_PROG()
51 err = bpf_task_storage_delete(&map_a, task); in BPF_PROG()
62 ptr = bpf_task_storage_get(&map_b, task, 0, in BPF_PROG()
73 struct task_struct *task; in BPF_PROG() local
76 task = bpf_get_current_task_btf(); in BPF_PROG()
77 if (!test_pid || task->pid != test_pid) in BPF_PROG()
80 ptr = bpf_task_storage_get(&map_a, task, 0, in BPF_PROG()
85 ptr = bpf_task_storage_get(&map_b, task, 0, in BPF_PROG()
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| D | find_vma.c | 23 static long check_vma(struct task_struct *task, struct vm_area_struct *vma, in check_vma() argument
40 struct task_struct *task = bpf_get_current_task_btf(); in handle_getpid() local
43 if (task->pid != target_pid) in handle_getpid()
46 find_addr_ret = bpf_find_vma(task, addr, check_vma, &data, 0); in handle_getpid()
49 find_zero_ret = bpf_find_vma(task, 0, check_vma, &data, 0); in handle_getpid()
56 struct task_struct *task = bpf_get_current_task_btf(); in handle_pe() local
59 if (task->pid != target_pid) in handle_pe()
62 find_addr_ret = bpf_find_vma(task, addr, check_vma, &data, 0); in handle_pe()
67 find_zero_ret = bpf_find_vma(task, 0, check_vma, &data, 0); in handle_pe()
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| D | bpf_iter_task_stack.c | 16 struct task_struct *task = ctx->task; in dump_task_stack() local
19 if (task == (void *)0) in dump_task_stack()
22 retlen = bpf_get_task_stack(task, entries, in dump_task_stack()
27 BPF_SEQ_PRINTF(seq, "pid: %8u num_entries: %8u\n", task->pid, in dump_task_stack()
44 struct task_struct *task = ctx->task; in get_task_user_stacks() local
48 if (task == (void *)0) in get_task_user_stacks()
51 res = bpf_get_task_stack(task, entries, in get_task_user_stacks()
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| D | test_core_reloc_kernel.c | 53 struct task_struct *task = (void *)bpf_get_current_task(); in test_core_kernel() local
62 if (CORE_READ(&pid, &task->pid) || in test_core_kernel()
63 CORE_READ(&tgid, &task->tgid)) in test_core_kernel()
70 out->valid[1] = BPF_CORE_READ(task, in test_core_kernel()
72 out->valid[2] = BPF_CORE_READ(task, in test_core_kernel()
75 out->valid[3] = BPF_CORE_READ(task, in test_core_kernel()
78 out->valid[4] = BPF_CORE_READ(task, in test_core_kernel()
81 out->valid[5] = BPF_CORE_READ(task, in test_core_kernel()
85 out->valid[6] = BPF_CORE_READ(task, in test_core_kernel()
89 out->valid[7] = BPF_CORE_READ(task, in test_core_kernel()
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| D | task_local_storage.c | 27 struct task_struct *task; in BPF_PROG() local
30 task = bpf_get_current_task_btf(); in BPF_PROG()
31 if (task->pid != target_pid) in BPF_PROG()
34 ptr = bpf_task_storage_get(&enter_id, task, 0, in BPF_PROG()
48 struct task_struct *task; in BPF_PROG() local
51 task = bpf_get_current_task_btf(); in BPF_PROG()
52 if (task->pid != target_pid) in BPF_PROG()
55 ptr = bpf_task_storage_get(&enter_id, task, 0, in BPF_PROG()
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| D | cgrp_ls_tp_btf.c | 33 struct cgroup *bpf_task_get_cgroup1(struct task_struct *task, int hierarchy_id) __ksym;
69 struct task_struct *task; in BPF_PROG() local
72 task = bpf_get_current_task_btf(); in BPF_PROG()
73 if (task->pid != target_pid) in BPF_PROG()
77 cgrp = bpf_task_get_cgroup1(task, target_hid); in BPF_PROG()
86 __on_enter(regs, id, task->cgroups->dfl_cgrp); in BPF_PROG()
107 struct task_struct *task; in BPF_PROG() local
110 task = bpf_get_current_task_btf(); in BPF_PROG()
111 if (task->pid != target_pid) in BPF_PROG()
115 cgrp = bpf_task_get_cgroup1(task, target_hid); in BPF_PROG()
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| D | percpu_alloc_cgrp_local_storage.c | 25 struct task_struct *task; in BPF_PROG() local
29 task = bpf_get_current_task_btf(); in BPF_PROG()
30 e = bpf_cgrp_storage_get(&cgrp, task->cgroups->dfl_cgrp, 0, in BPF_PROG()
50 struct task_struct *task; in BPF_PROG() local
55 task = bpf_get_current_task_btf(); in BPF_PROG()
56 e = bpf_cgrp_storage_get(&cgrp, task->cgroups->dfl_cgrp, 0, 0); in BPF_PROG()
79 struct task_struct *task; in BPF_PROG() local
88 task = bpf_get_current_task_btf(); in BPF_PROG()
89 e = bpf_cgrp_storage_get(&cgrp, task->cgroups->dfl_cgrp, 0, 0); in BPF_PROG()
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| D | bpf_iter_vma_offset.c | 20 struct task_struct *task = ctx->task; in get_vma_offset() local
22 if (task == NULL || vma == NULL) in get_vma_offset()
25 if (last_tgid != task->tgid) in get_vma_offset()
27 last_tgid = task->tgid; in get_vma_offset()
29 if (task->tgid != pid) in get_vma_offset()
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| D | cpumask_failure.c | 36 int BPF_PROG(test_alloc_no_release, struct task_struct *task, u64 clone_flags) in BPF_PROG() argument
49 int BPF_PROG(test_alloc_double_release, struct task_struct *task, u64 clone_flags) in BPF_PROG() argument
64 int BPF_PROG(test_acquire_wrong_cpumask, struct task_struct *task, u64 clone_flags) in BPF_PROG() argument
69 cpumask = bpf_cpumask_acquire((struct bpf_cpumask *)task->cpus_ptr); in BPF_PROG()
77 int BPF_PROG(test_mutate_cpumask, struct task_struct *task, u64 clone_flags) in BPF_PROG() argument
80 bpf_cpumask_set_cpu(0, (struct bpf_cpumask *)task->cpus_ptr); in BPF_PROG()
87 int BPF_PROG(test_insert_remove_no_release, struct task_struct *task, u64 clone_flags) in BPF_PROG() argument
111 int BPF_PROG(test_cpumask_null, struct task_struct *task, u64 clone_flags) in BPF_PROG() argument
121 int BPF_PROG(test_global_mask_out_of_rcu, struct task_struct *task, u64 clone_flags) in BPF_PROG() argument
155 int BPF_PROG(test_global_mask_no_null_check, struct task_struct *task, u64 clone_flags) in BPF_PROG() argument
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| D | test_task_under_cgroup.c | 11 long bpf_task_under_cgroup(struct task_struct *task, struct cgroup *ancestor) __ksym;
21 int BPF_PROG(tp_btf_run, struct task_struct *task, u64 clone_flags) in BPF_PROG() argument
29 acquired = bpf_task_acquire(task); in BPF_PROG()
55 struct task_struct *task; in BPF_PROG() local
58 task = bpf_get_current_task_btf(); in BPF_PROG()
59 if (local_pid != task->pid) in BPF_PROG()
69 if (!bpf_task_under_cgroup(task, cgrp)) in BPF_PROG()
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| D | iters_css_task.c | 27 struct task_struct *task; in BPF_PROG() local
41 bpf_for_each(css_task, task, css, CSS_TASK_ITER_PROCS) in BPF_PROG()
42 if (task->pid == target_pid) in BPF_PROG()
61 struct task_struct *task; in cgroup_id_printer() local
77 bpf_for_each(css_task, task, css, CSS_TASK_ITER_PROCS) { in cgroup_id_printer()
78 if (task->pid == target_pid) in cgroup_id_printer()
91 struct task_struct *task; in BPF_PROG() local
97 bpf_for_each(css_task, task, css, CSS_TASK_ITER_PROCS) { in BPF_PROG()
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| D | find_vma_fail2.c | 12 static long write_task(struct task_struct *task, struct vm_area_struct *vma, in write_task() argument
16 task->mm = NULL; in write_task()
24 struct task_struct *task = bpf_get_current_task_btf(); in handle_getpid() local
27 bpf_find_vma(task, 0, write_task, &data, 0); in handle_getpid()
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| D | cgrp_ls_recursion.c | 27 struct cgroup *bpf_task_get_cgroup1(struct task_struct *task, int hierarchy_id) __ksym;
46 struct task_struct *task = bpf_get_current_task_btf(); in BPF_PROG() local
50 cgrp = bpf_task_get_cgroup1(task, target_hid); in BPF_PROG()
59 __on_update(task->cgroups->dfl_cgrp); in BPF_PROG()
79 struct task_struct *task = bpf_get_current_task_btf(); in BPF_PROG() local
83 cgrp = bpf_task_get_cgroup1(task, target_hid); in BPF_PROG()
92 __on_enter(regs, id, task->cgroups->dfl_cgrp); in BPF_PROG()
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| /tools/perf/util/bpf_skel/ |
| D | kwork_top.bpf.c | 105 static __always_inline void update_task_info(struct task_struct *task, __u32 cpu) in update_task_info() argument
108 .pid = task->pid, in update_task_info()
114 .tgid = task->tgid, in update_task_info()
115 .is_kthread = task->flags & PF_KTHREAD ? 1 : 0, in update_task_info()
117 BPF_CORE_READ_STR_INTO(&data.comm, task, comm); in update_task_info()
139 static void on_sched_out(struct task_struct *task, __u64 ts, __u32 cpu) in on_sched_out() argument
144 pelem = bpf_task_storage_get(&kwork_top_task_time, task, NULL, 0); in on_sched_out()
152 .pid = task->pid, in on_sched_out()
153 .task_p = (__u64)task, in on_sched_out()
157 update_task_info(task, cpu); in on_sched_out()
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| /tools/perf/tests/shell/ |
| D | pipe_test.sh | 40 task="perf"
41 if ! perf record -e task-clock:u -o - ${prog} | perf report -i - --task | grep -q ${task}
48 if ! perf record -g -e task-clock:u -o - ${prog} | perf report -i - --task | grep -q ${task}
55 perf record -g -e task-clock:u -o - ${prog} > ${data}
56 if ! perf report -i ${data} --task | grep -q ${task}
72 …if ! perf record -e task-clock:u -o - ${prog} | perf inject ${inject_opt}| perf report -i - | grep…
79 …if ! perf record -g -e task-clock:u -o - ${prog} | perf inject ${inject_opt} | perf report -i - | …
86 perf record -e task-clock:u -o - ${prog} | perf inject ${inject_opt} -o ${data}
93 perf record -e task-clock:u -o ${data} ${prog}
100 perf record -e task-clock:u -o - ${prog} > ${data}
[all …]
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| D | record_bpf_filter.sh | 25 if ! perf record -e task-clock --filter 'period > 1' \
44 if ! perf record -e task-clock -c 10000 --filter 'ip < 0xffffffff00000000' \
70 if ! perf record -e task-clock --filter 'cpu > 0' \
78 if ! perf record --sample-cpu -e task-clock --filter 'cpu > 0' \
92 if ! perf record -e task-clock --filter 'period > 1000, ip > 0' \
100 if ! perf record -e task-clock --filter 'period > 1000 , cpu > 0 || ip > 0' \
108 if ! perf record -e task-clock --filter 'period > 0 || code_pgsz > 4096' \
122 if ! perf record -e task-clock --filter 'period > 100000' \
131 if ! perf script -i "${perfdata}" -F period,event | grep task-clock | \
153 if ! perf record -e task-clock --filter 'cgroup == /' \
[all …]
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| D | test_task_analyzer.sh | 5 tmpdir=$(mktemp -d /tmp/perf-script-task-analyzer-XXXXX)
75 perf script report task-analyzer > "$out"
82 perf script report task-analyzer --ns --rename-comms-by-tids 0:random > "$out"
89 perf script report task-analyzer --ms --filter-tasks perf --highlight-tasks perf \
97 perf script report task-analyzer --extended-times --time-limit :99999 \
105 perf script report task-analyzer --summary > "$out"
112 perf script report task-analyzer --summary-extended > "$out"
119 perf script report task-analyzer --summary-only > "$out"
126 perf script report task-analyzer --extended-times --summary --ns > "$out"
133 perf script report task-analyzer --csv csv > /dev/null
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| /tools/perf/scripts/python/ |
| D | task-analyzer.py | 256 def feed(self, task): argument
262 self._last_start = task.time_in(time_unit)
263 self._last_finish = task.time_out(time_unit)
265 self._time_in = task.time_in()
266 time_in = task.time_in(time_unit)
267 time_out = task.time_out(time_unit)
274 self._last_finish = task.time_out(time_unit)
275 self._last_start = task.time_in(time_unit)
412 for task in db["tid"][tid]:
413 pid = task.pid
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