| // SPDX-License-Identifier: GPL-2.0 |
| /* Copyright (c) 2020, Oracle and/or its affiliates. */ |
| #include <bpf/bpf_helpers.h> |
| #include <bpf/bpf_core_read.h> |
| char _license[] SEC("license") = "GPL"; |
| int dump_task_struct(struct bpf_iter__task *ctx) |
| struct seq_file *seq = ctx->meta->seq; |
| struct task_struct *task = ctx->task; |
| static struct btf_ptr ptr = { }; |
| #if __has_builtin(__builtin_btf_type_id) |
| ptr.type_id = bpf_core_type_id_kernel(struct task_struct); |
| if (ctx->meta->seq_num == 0) |
| BPF_SEQ_PRINTF(seq, "Raw BTF task\n"); |
| ret = bpf_seq_printf_btf(seq, &ptr, sizeof(ptr), 0); |
| /* NULL task or task->fs, don't count it as an error. */ |