Re: [PATCH 01/12] xfs:Make the function,xfs_alloc_lookup_eq static

From: Dave Chinner
Date: Tue May 05 2015 - 18:12:50 EST


On Tue, May 05, 2015 at 04:16:28PM -0400, Nicholas Krause wrote:
> This makes the function,xfs_alloc_lookup_eq static as there are no
> calls to this function outside the definition file for this function,
> xfs_alloc.c.
>
> Signed-off-by: Nicholas Krause <xerofoify@xxxxxxxxx>
> ---
> fs/xfs/libxfs/xfs_alloc.c | 2 +-
> 1 file changed, 1 insertion(+), 1 deletion(-)
>
> diff --git a/fs/xfs/libxfs/xfs_alloc.c b/fs/xfs/libxfs/xfs_alloc.c
> index 516162b..48de3f0 100644
> --- a/fs/xfs/libxfs/xfs_alloc.c
> +++ b/fs/xfs/libxfs/xfs_alloc.c
> @@ -52,7 +52,7 @@ STATIC int xfs_alloc_ag_vextent_small(xfs_alloc_arg_t *,
> /*
> * Lookup the record equal to [bno, len] in the btree given by cur.
> */
> -STATIC int /* error */
> +static int /* error */
> xfs_alloc_lookup_eq(
> struct xfs_btree_cur *cur, /* btree cursor */
> xfs_agblock_t bno, /* starting block of extent */

Please have a look at what STATIC actually means, and then use the
sparse checker to confirm that these functions are already static
for a CONFIG_XFS_DEBUG=n build.

i.e. STATIC is a stack usage minimisation and debugging aid, not
something that is broken and needs fixing.

Cheers,

Dave.
--
Dave Chinner
david@xxxxxxxxxxxxx
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