mem_head_lock     135 mm/cma.c       	spin_lock_init(&cma->mem_head_lock);
mem_head_lock      13 mm/cma.h       	spinlock_t mem_head_lock;
mem_head_lock      73 mm/cma_debug.c 	spin_lock(&cma->mem_head_lock);
mem_head_lock      75 mm/cma_debug.c 	spin_unlock(&cma->mem_head_lock);
mem_head_lock      82 mm/cma_debug.c 	spin_lock(&cma->mem_head_lock);
mem_head_lock      87 mm/cma_debug.c 	spin_unlock(&cma->mem_head_lock);