DMA_POOL_FREE(9)                    Memory Management in Linux                   DMA_POOL_FREE(9)



NAME
       dma_pool_free - put block back into dma pool

SYNOPSIS
       void dma_pool_free(struct dma_pool * pool, void * vaddr, dma_addr_t dma);

ARGUMENTS
       pool
           the dma pool holding the block

       vaddr
           virtual address of block

       dma
           dma address of block

DESCRIPTION
       Caller promises neither device nor driver will again touch this block unless it is first
       re-allocated.

COPYRIGHT
Kernel Hackers Manual 4.8.                 January 2017                          DMA_POOL_FREE(9)