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| 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¶
| January 2017 | Kernel Hackers Manual 4.8. |