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
89 	if (!task) {  in BPF_PROG()
94 	acquired = bpf_task_acquire(task);  in BPF_PROG()
104 int BPF_PROG(task_kfunc_acquire_null, struct task_struct *task, u64 clone_flags)  in BPF_PROG()  argument
119 int BPF_PROG(task_kfunc_acquire_unreleased, struct task_struct *task, u64 clone_flags)  in BPF_PROG()  argument
123 	acquired = bpf_task_acquire(task);  in BPF_PROG()
133 int BPF_PROG(task_kfunc_xchg_unreleased, struct task_struct *task, u64 clone_flags)  in BPF_PROG()  argument
138 	v = insert_lookup_task(task);  in BPF_PROG()
142 	kptr = bpf_kptr_xchg(&v->task, NULL);  in BPF_PROG()
153 int BPF_PROG(task_kfunc_acquire_release_no_null_check, struct task_struct *task, u64 clone_flags)  in BPF_PROG()  argument
157 	acquired = bpf_task_acquire(task);  in BPF_PROG()
166 int BPF_PROG(task_kfunc_release_untrusted, struct task_struct *task, u64 clone_flags)  in BPF_PROG()  argument
170 	v = insert_lookup_task(task);  in BPF_PROG()
175 	bpf_task_release(v->task);  in BPF_PROG()
182 int BPF_PROG(task_kfunc_release_fp, struct task_struct *task, u64 clone_flags)  in BPF_PROG()  argument
194 int BPF_PROG(task_kfunc_release_null, struct task_struct *task, u64 clone_flags)  in BPF_PROG()  argument
201 	status = bpf_probe_read_kernel(&pid, sizeof(pid), &task->pid);  in BPF_PROG()
205 	local.task = NULL;  in BPF_PROG()
214 	acquired = bpf_task_acquire(task);  in BPF_PROG()
218 	old = bpf_kptr_xchg(&v->task, acquired);  in BPF_PROG()
228 int BPF_PROG(task_kfunc_release_unacquired, struct task_struct *task, u64 clone_flags)  in BPF_PROG()  argument
231 	bpf_task_release(task);  in BPF_PROG()
238 int BPF_PROG(task_kfunc_from_pid_no_null_check, struct task_struct *task, u64 clone_flags)  in BPF_PROG()  argument
242 	acquired = bpf_task_from_pid(task->pid);  in BPF_PROG()
252 int BPF_PROG(task_kfunc_from_lsm_task_free, struct task_struct *task)  in BPF_PROG()  argument
257 	acquired = bpf_task_acquire(task);  in BPF_PROG()
267 int BPF_PROG(task_access_comm1, struct task_struct *task, u64 clone_flags)  in BPF_PROG()  argument
269 	bpf_strncmp(task->comm, 17, "foo");  in BPF_PROG()
275 int BPF_PROG(task_access_comm2, struct task_struct *task, u64 clone_flags)  in BPF_PROG()  argument
277 	bpf_strncmp(task->comm + 1, 16, "foo");  in BPF_PROG()
283 int BPF_PROG(task_access_comm3, struct task_struct *task, u64 clone_flags)  in BPF_PROG()  argument
285 	bpf_probe_read_kernel(task->comm, 16, task->comm);  in BPF_PROG()
291 int BPF_PROG(task_access_comm4, struct task_struct *task, const char *buf, bool exec)  in BPF_PROG()  argument
297 	bpf_strncmp(task->comm, 16, "foo");  in BPF_PROG()
303 int BPF_PROG(task_kfunc_release_in_map, struct task_struct *task, u64 clone_flags)  in BPF_PROG()  argument
308 	if (tasks_kfunc_map_insert(task))  in BPF_PROG()
311 	v = tasks_kfunc_map_value_lookup(task);  in BPF_PROG()
316 	local = v->task;  in BPF_PROG()