@@ -6216,6 +6216,10 @@ struct bpf_link_info {
__u64 cgroup_id;
__u32 order;
} cgroup;
+ struct {
+ __u32 tid;
+ __u32 pid;
+ } task;
};
} iter;
struct {
@@ -668,6 +668,21 @@ static const struct bpf_iter_seq_info task_seq_info = {
.seq_priv_size = sizeof(struct bpf_iter_seq_task_info),
};
+static int bpf_iter_fill_link_info(const struct bpf_iter_aux_info *aux, struct bpf_link_info *info)
+{
+ switch (aux->task.type) {
+ case BPF_TASK_ITER_TID:
+ info->iter.task.tid = aux->task.pid;
+ break;
+ case BPF_TASK_ITER_TGID:
+ info->iter.task.pid = aux->task.pid;
+ break;
+ default:
+ break;
+ }
+ return 0;
+}
+
static struct bpf_iter_reg task_reg_info = {
.target = "task",
.attach_target = bpf_iter_attach_task,
@@ -678,6 +693,7 @@ static struct bpf_iter_reg task_reg_info = {
PTR_TO_BTF_ID_OR_NULL },
},
.seq_info = &task_seq_info,
+ .fill_link_info = bpf_iter_fill_link_info,
};
static const struct bpf_iter_seq_info task_file_seq_info = {
@@ -699,6 +715,7 @@ static struct bpf_iter_reg task_file_reg_info = {
PTR_TO_BTF_ID_OR_NULL },
},
.seq_info = &task_file_seq_info,
+ .fill_link_info = bpf_iter_fill_link_info,
};
static const struct bpf_iter_seq_info task_vma_seq_info = {
@@ -720,6 +737,7 @@ static struct bpf_iter_reg task_vma_reg_info = {
PTR_TO_BTF_ID_OR_NULL },
},
.seq_info = &task_vma_seq_info,
+ .fill_link_info = bpf_iter_fill_link_info,
};
BPF_CALL_5(bpf_find_vma, struct task_struct *, task, u64, start,
@@ -6216,6 +6216,10 @@ struct bpf_link_info {
__u64 cgroup_id;
__u32 order;
} cgroup;
+ struct {
+ __u32 tid;
+ __u32 pid;
+ } task;
};
} iter;
struct {