mm, vmalloc: remove useless variable in vmap_block

vbq in vmap_block isn't used. So remove it.

Signed-off-by: Joonsoo Kim <iamjoonsoo.kim@lge.com>
Reviewed-by: Wanpeng Li <liwanp@linux.vnet.ibm.com>
Acked-by: Johannes Weiner <hannes@cmpxchg.org>
Acked-by: Zhang Yanfei <zhangyanfei@cn.fujitsu.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>

diff --git a/mm/vmalloc.c b/mm/vmalloc.c
index 13a5495..d23c432 100644 (file)
--- a/mm/vmalloc.c
+++ b/mm/vmalloc.c
@@ -752,7 +752,6 @@ struct vmap_block_queue {
 struct vmap_block {
        spinlock_t lock;
        struct vmap_area *va;
-       struct vmap_block_queue *vbq;
        unsigned long free, dirty;
        DECLARE_BITMAP(dirty_map, VMAP_BBMAP_BITS);
        struct list_head free_list;
@@ -830,7 +829,6 @@ static struct vmap_block *new_vmap_block(gfp_t gfp_mask)
        radix_tree_preload_end();
 
        vbq = &get_cpu_var(vmap_block_queue);
-       vb->vbq = vbq;
        spin_lock(&vbq->lock);
        list_add_rcu(&vb->free_list, &vbq->free);
        spin_unlock(&vbq->lock);