staging: unisys: Remove unused cache object counter

kmem_cache statistics are available through SLAB anyway

Signed-off-by: Jes Sorensen <Jes.Sorensen@redhat.com>
Signed-off-by: Benjamin Romer <benjamin.romer@unisys.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

diff --git a/drivers/staging/unisys/visorchipset/visorchipset_main.c b/drivers/staging/unisys/visorchipset/visorchipset_main.c
index 9b6c768..e33d886 100644 (file)
--- a/drivers/staging/unisys/visorchipset/visorchipset_main.c
+++ b/drivers/staging/unisys/visorchipset/visorchipset_main.c
@@ -213,8 +213,6 @@ struct putfile_request {
        int completion_status;
 };
 
-static atomic_t visorchipset_cache_buffers_in_use = ATOMIC_INIT(0);
-
 struct parahotplug_request {
        struct list_head list;
        int id;
@@ -2077,7 +2075,6 @@ visorchipset_cache_alloc(struct kmem_cache *pool, bool ok_to_block,
        if (!p)
                return NULL;
 
-       atomic_inc(&visorchipset_cache_buffers_in_use);
        return p;
 }
 
@@ -2089,7 +2086,6 @@ visorchipset_cache_free(struct kmem_cache *pool, void *p, char *fn, int ln)
        if (!p)
                return;
 
-       atomic_dec(&visorchipset_cache_buffers_in_use);
        kmem_cache_free(pool, p);
 }