table of contents
other versions
| 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¶
struct dma_pool * pool
the dma pool holding the block
void * vaddr
virtual address of block
dma_addr_t dma
dma address of block
DESCRIPTION¶
Caller promises neither device nor driver will again touch this block unless it is first re-allocated.
COPYRIGHT¶
| June 2017 | Kernel Hackers Manual 4.11 |