On Fri, Jun 26, 2020 at 09:58:35AM +0200, Christoph Hellwig wrote:
> diff --git a/fs/read_write.c b/fs/read_write.c
> index e765c95ff3440d..ae463bcadb6906 100644
> --- a/fs/read_write.c
> +++ b/fs/read_write.c
> @@ -420,6 +420,18 @@ ssize_t iter_read(struct file *filp, char __user *buf,
> size_t len, loff_t *ppos,
> return ret;
> }
>
> +static void warn_unsupported(struct file *file, const char *op)
> +{
> + char pathname[128], *path;Why 128? How about kstrdup_quotable_file()? Luis
