Re: [PATCH bpf-next v8 3/5] bpf: Handle show_fdinfo for the parameterized task BPF iterators

[Kui-Feng Lee <kuifeng@fb.com>]

On Tue, 2022-08-30 at 00:56 +0000, Kui-Feng Lee wrote:
> Show information of iterators in the respective files under
> /proc/<pid>/fdinfo/.
> 
> For example, for a task file iterator with 1723 as the value of tid
> parameter, its fdinfo would look like the following lines.
> 
>     pos:    0
>     flags:  02000000
>     mnt_id: 14
>     ino:    38
>     link_type:      iter
>     link_id:        51
>     prog_tag:       a590ac96db22b825
>     prog_id:        299
>     target_name:    task_file
>     task_type:      TID
>     tid: 1723
> 
> This patch add the last three fields.  task_type is the type of the
> task parameter.  TID means the iterator visit only the thread
> specified by tid.  The value of tid in the above example is 1723. 
> For
> the case of PID task_type, it means the iterator visits only threads
> of a process and will show the pid value of the process instead of a
> tid.
> 
> Signed-off-by: Kui-Feng Lee <kuifeng@fb.com>
> Acked-by: Yonghong Song <yhs@fb.com>

I missed the acked-by here in the previous message.