Searched refs:dma_page_lock (Results 1 – 1 of 1) sorted by relevance
18 static spinlock_t dma_page_lock; variable27 spin_lock_init(&dma_page_lock); in dma_alloc_init()55 spin_lock_irqsave(&dma_page_lock, flags); in __alloc_dma_pages()62 spin_unlock_irqrestore(&dma_page_lock, flags); in __alloc_dma_pages()76 spin_lock_irqsave(&dma_page_lock, flags); in __free_dma_pages()78 spin_unlock_irqrestore(&dma_page_lock, flags); in __free_dma_pages()