# Re: \[PATCH v2 3/5\]add metadata\_readahead ioctl in vfs

- From: Arnd Bergmann \<hidden\>
- Date: 2011-01-07 14:16:09 
- List: linux-api
- Page: https://ratatoskr.run/linux-api/2011/01/49853
- Thread: https://ratatoskr.run/linux-api/2011/01/49773/t.md

```text
On Thursday 06 January 2011, Shaohua Li wrote:
> Subject: add metadata_readahead ioctl in vfs
> 
> Add metadata readahead ioctl in vfs. Filesystem can hook to
> super_operations.metadata_readahead to handle filesystem specific task.
> Next patch will give an example how btrfs implements it.
> 
> Signed-off-by: Shaohua Li <redacted>

Reviewed-by: Arnd Bergmann <redacted>
```