On Wed, Feb 24, 2021 at 03:35:44AM -0500, Luo Longjun wrote:
> @@ -2912,17 +2922,66 @@ static int locks_show(struct seq_file *f, void *v)
> struct file_lock *fl, *bfl;
> struct pid_namespace *proc_pidns =
> proc_pid_ns(file_inode(f->file)->i_sb);
>
> + struct list_head root;
> +
Commit fd7732e033e3 ("fs/locks: create a tree of dependent requests.")
has put blocked locks into a tree.
So, with a for loop, we can't check all locks information.
To solve this problem, we should traverse the tree by non-recursion DFS.
Signed-off-by: Luo Longjun
---
fs/locks.c | 75 +
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