Re: [PATCH v4 05/12] dax: make 'wait_table' global variable static

Jan Kara
2016-10-03T09:36:11Z

On Thu 29-09-16 16:49:23, Ross Zwisler wrote:
> The global 'wait_table' variable is only used within fs/dax.c, and
> generates the following sparse warning:
>
> fs/dax.c:39:19: warning: symbol 'wait_table' was not declared. Should it be static?
>
> Make it static so it has scope local to fs/dax.c, and to make sparse happy.
>
> Signed-off-by: Ross Zwisler <ross.zwisler@linux.intel.com>

Looks fine. You can add:

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

Honza

> ---
> fs/dax.c | 2 +-
> 1 file changed, 1 insertion(+), 1 deletion(-)
>
> diff --git a/fs/dax.c b/fs/dax.c
> index 9b9be8a..ac28cdf 100644
> --- a/fs/dax.c
> +++ b/fs/dax.c
> @@ -52,7 +52,7 @@
> #define DAX_WAIT_TABLE_BITS 12
> #define DAX_WAIT_TABLE_ENTRIES (1 << DAX_WAIT_TABLE_BITS)
>
> -wait_queue_head_t wait_table[DAX_WAIT_TABLE_ENTRIES];
> +static wait_queue_head_t wait_table[DAX_WAIT_TABLE_ENTRIES];
>
> static int __init init_dax_wait_table(void)
> {
> --
> 2.7.4
>
>
--
Jan Kara <jack@suse.com>
SUSE Labs, CR