lkml.org 
[lkml]   [2020]   [Jan]   [21]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
 
Messages in this thread
/
SubjectRe: [PATCH 2/3] io_uring: add interface for getting files
From
Date
On 1/21/20 5:05 PM, Pavel Begunkov wrote:
> Preparation without functional changes. Adds io_get_file(), that allows
> to grab files not only into req->file.
>
> Signed-off-by: Pavel Begunkov <asml.silence@gmail.com>
> ---
> fs/io_uring.c | 66 ++++++++++++++++++++++++++++++++-------------------
> 1 file changed, 41 insertions(+), 25 deletions(-)
>
> diff --git a/fs/io_uring.c b/fs/io_uring.c
> index 8f7846cb1ebf..e9e4aee0fb99 100644
> --- a/fs/io_uring.c
> +++ b/fs/io_uring.c
> @@ -1161,6 +1161,15 @@ static struct io_kiocb *io_get_req(struct io_ring_ctx *ctx,
> return NULL;
> }
>
> +static inline void io_put_file(struct io_ring_ctx *ctx, struct file *file,
> + bool fixed)
> +{
> + if (fixed)
> + percpu_ref_put(&ctx->file_data->refs);
> + else
> + fput(file);
> +}

Just make this take struct io_kiocb?

Apart from that, looks fine to me.

--
Jens Axboe

\
 
 \ /
  Last update: 2020-01-22 02:54    [W:0.082 / U:0.120 seconds]
©2003-2020 Jasper Spaans|hosted at Digital Ocean and TransIP|Read the blog|Advertise on this site