DMA_POOL_FREE

Section: Memory Management in Linux (9)
Updated: February 2011
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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.  

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