Re: [PATCH v6 2/8] file-posix: introduce get_sysfs_long_val for the long sysfs attribute

[Stefan Hajnoczi]

On Fri, Aug 05, 2022 at 03:57:45PM +0800, Sam Li wrote:
> Use sysfs attribute files to get the long value of zoned device
> information.
> 
> Signed-off-by: Sam Li <faithilikerun@gmail.com>
> Reviewed-by: Hannes Reinecke <hare@suse.de>
> ---
>  block/file-posix.c | 37 +++++++++++++++++++++++--------------
>  1 file changed, 23 insertions(+), 14 deletions(-)
> 
> diff --git a/block/file-posix.c b/block/file-posix.c
> index 48cd096624..a40eab64a2 100644
> --- a/block/file-posix.c
> +++ b/block/file-posix.c
> @@ -1210,29 +1210,27 @@ static int hdev_get_max_hw_transfer(int fd, struct 
> stat *st)
>  #endif
>  }
>  
> -static int hdev_get_max_segments(int fd, struct stat *st)
> -{
> +/*
> + * Get zoned device information (chunk_sectors, zoned_append_max_bytes,
> + * max_open_zones, max_active_zones) through sysfs attribute files.
> + */
> +static long get_sysfs_long_val(int fd, struct stat *st,
> +                               const char *attribute) {

Is the fd argument used or can it be removed?

Other than that:

Reviewed-by: Stefan Hajnoczi <stefanha@redhat.com>

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