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vmalloc: fix use of non-existent percpu variable in put_cpu_var() 

vmalloc used non-existent percpu variable vmap_cpu_blocks instead of
the intended vmap_block_queue.  This went unnoticed because
put_cpu_var() didn't evaluate the parameter.  Fix it.

Signed-off-by: Tejun Heo <tj@kernel.org>
Cc: Nick Piggin <npiggin@suse.de>
hifive-unleashed-5.1
Tejun Heo 2009-10-29 22:34:12 +09:00
parent dec54bf538
commit 3f04ba8595
1 changed files with 2 additions and 2 deletions
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4
mm/vmalloc.c
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@ -760,7 +760,7 @@ static struct vmap_block *new_vmap_block(gfp_t gfp_mask)
spin_lock(&vbq->lock);
list_add(&vb->free_list, &vbq->free);
spin_unlock(&vbq->lock);
put_cpu_var(vmap_cpu_blocks);
put_cpu_var(vmap_block_queue);
return vb;
}
@ -825,7 +825,7 @@ again:
}
spin_unlock(&vb->lock);
}
put_cpu_var(vmap_cpu_blocks);
put_cpu_var(vmap_block_queue);
rcu_read_unlock();
if (!addr) {