On Wed, 01 Nov 2023 13:25:48 -0400
Steven Rostedt <rost...@goodmis.org> wrote:

> From: "Steven Rostedt (Google)" <rost...@goodmis.org>
> 
> The top level events directory is no longer special with regards to how it
> should be delete. Remove the extra processing for it in
> eventfs_set_ei_status_free().
> 
Looks good to me.

Reviewed-by: Masami Hiramatsu (Google) <mhira...@kernel.org>

> Cc: Ajay Kaher <aka...@vmware.com>
> Signed-off-by: Steven Rostedt (Google) <rost...@goodmis.org>
> ---
> Changes since v5: 
> https://lkml.kernel.org/r/20231031223421.185413...@goodmis.org
> 
> - Resynced to this patch series
> 
>  fs/tracefs/event_inode.c | 19 ++-----------------
>  1 file changed, 2 insertions(+), 17 deletions(-)
> 
> diff --git a/fs/tracefs/event_inode.c b/fs/tracefs/event_inode.c
> index 0a04ae0ca8c8..0087a3f455f1 100644
> --- a/fs/tracefs/event_inode.c
> +++ b/fs/tracefs/event_inode.c
> @@ -274,28 +274,11 @@ static void free_ei(struct eventfs_inode *ei)
>   */
>  void eventfs_set_ei_status_free(struct tracefs_inode *ti, struct dentry 
> *dentry)
>  {
> -     struct tracefs_inode *ti_parent;
>       struct eventfs_inode *ei;
>       int i;
>  
> -     /* The top level events directory may be freed by this */
> -     if (unlikely(ti->flags & TRACEFS_EVENT_TOP_INODE)) {
> -             mutex_lock(&eventfs_mutex);
> -             ei = ti->private;
> -             /* Nothing should access this, but just in case! */
> -             ti->private = NULL;
> -             mutex_unlock(&eventfs_mutex);
> -
> -             free_ei(ei);
> -             return;
> -     }
> -
>       mutex_lock(&eventfs_mutex);
>  
> -     ti_parent = get_tracefs(dentry->d_parent->d_inode);
> -     if (!ti_parent || !(ti_parent->flags & TRACEFS_EVENT_INODE))
> -             goto out;
> -
>       ei = dentry->d_fsdata;
>       if (!ei)
>               goto out;
> @@ -920,6 +903,8 @@ struct eventfs_inode *eventfs_create_events_dir(const 
> char *name, struct dentry
>       inode->i_op = &eventfs_root_dir_inode_operations;
>       inode->i_fop = &eventfs_file_operations;
>  
> +     dentry->d_fsdata = ei;
> +
>       /* directory inodes start off with i_nlink == 2 (for "." entry) */
>       inc_nlink(inode);
>       d_instantiate(dentry, inode);
> -- 
> 2.42.0


-- 
Masami Hiramatsu (Google) <mhira...@kernel.org>

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