[PATCH 1/2] mm, vmalloc: remove useless variable in vmap_block

[Joonsoo Kim]

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

Signed-off-by: Joonsoo Kim <iamjoonsoo.kim@xxxxxxx>

diff --git a/mm/vmalloc.c b/mm/vmalloc.c
index 13a5495..d23c432 100644
--- 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);
-- 
1.7.9.5

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