Re: [PATCH 12/13] udf: Tell the VFS that readpage was synchronous

Jan Kara
2020-09-24T13:46:26Z

On Thu 17-09-20 16:10:49, Matthew Wilcox (Oracle) wrote:
> The udf inline data readpage implementation was already synchronous,
> so use AOP_UPDATED_PAGE to avoid cycling the page lock.
>
> Signed-off-by: Matthew Wilcox (Oracle) <willy@infradead.org>

Looks good. You can add:

Reviewed-by: Jan Kara <jack@suse.cz>

Honza
> ---
> fs/udf/file.c | 3 +--
> 1 file changed, 1 insertion(+), 2 deletions(-)
>
> diff --git a/fs/udf/file.c b/fs/udf/file.c
> index 628941a6b79a..52bbe92d7c43 100644
> --- a/fs/udf/file.c
> +++ b/fs/udf/file.c
> @@ -61,9 +61,8 @@ static int udf_adinicb_readpage(struct file *file, struct page *page)
> {
> BUG_ON(!PageLocked(page));
> __udf_adinicb_readpage(page);
> - unlock_page(page);
>
> - return 0;
> + return AOP_UPDATED_PAGE;
> }
>
> static int udf_adinicb_writepage(struct page *page,
> --
> 2.28.0
>
--
Jan Kara <jack@suse.com>
SUSE Labs, CR