On Tue, 11 Sep 2012, Christoph Lameter wrote:
> On Tue, 11 Sep 2012, Stephen Rothwell wrote:
>
> > After merging the final tree, today's linux-next build (sparc64 defconfig)
> > produced this warning:
> >
> > mm/slab.c:808:13: warning: '__slab_error' defined but not used [-Wunused-function]
> >
> > Introduced by commit 945cf2b6199b ("mm/sl[aou]b: Extract a common function for kmem_cache_destroy"). All uses of slab_error() are now guarded by DEBUG.
>
>
> Subject: Slab: Only define slab_error for DEBUG
>
> There is no use case left for slab builds without DEBUG.
>
> Signed-off-by: Christoph Lameter <cl@xxxxxxxxx>
>
> Index: linux/mm/slab.c
> ===================================================================
> --- linux.orig/mm/slab.c 2012-09-11 14:44:56.304015235 -0500
> +++ linux/mm/slab.c 2012-09-11 14:48:46.988948440 -0500
> @@ -803,6 +803,7 @@ static void cache_estimate(unsigned long
> *left_over = slab_size - nr_objs*buffer_size - mgmt_size;
> }
>
> +#if DEBUG
> #define slab_error(cachep, msg) __slab_error(__func__, cachep, msg)
>
> static void __slab_error(const char *function, struct kmem_cache *cachep,
> @@ -812,6 +813,7 @@ static void __slab_error(const char *fun
> function, cachep->name, msg);
> dump_stack();
> }
> +#endif
>
> /*
> * By default on NUMA we use alien caches to stage the freeing of
>
Applied, thanks.
P.S. Guys, please use penberg@xxxxxxxxxx email address. I missed this
patch because I don't read this mailbox.
Pekka
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