Re: [PATCH v7 10/15] fs: Add async write file modification handling.

Jan Kara
2022-06-02T09:06:10Z

On Wed 01-06-22 14:01:36, Stefan Roesch wrote:
> This adds a file_modified_async() function to return -EAGAIN if the
> request either requires to remove privileges or needs to update the file
> modification time. This is required for async buffered writes, so the
> request gets handled in the io worker of io-uring.
>
> Signed-off-by: Stefan Roesch <shr@fb.com>
> Reviewed-by: Christoph Hellwig <hch@lst.de>

I've found one small bug here:

> diff --git a/fs/inode.c b/fs/inode.c
> index c44573a32c6a..4503bed063e7 100644
> --- a/fs/inode.c
> +++ b/fs/inode.c
...
> -int file_modified(struct file *file)
> +static int file_modified_flags(struct file *file, int flags)
> {
> int ret;
> struct inode *inode = file_inode(file);

We need to use 'flags' for __file_remove_privs_flags() call in this patch.

Honza

--
Jan Kara <jack@suse.com>
SUSE Labs, CR