SYNOPSIS
- void * dma_pool_alloc(struct dma_pool * pool, gfp_t mem_flags, dma_addr_t * handle);
ARGUMENTS
pool
-
- dma pool that will produce the block
mem_flags
- GFP_* bitmask
handle
- pointer to dma address of block
DESCRIPTION
This returns the kernel virtual address of a currently unused block, and reports its dma address through the handle. If such a memory block can't be allocated, NULL is returned.
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