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Searched refs:DMA_ATTR_WRITE_BARRIER (Results 1 – 3 of 3) sorted by relevance

/Linux-v5.4/Documentation/
DDMA-attributes.txt8 DMA_ATTR_WRITE_BARRIER
11 DMA_ATTR_WRITE_BARRIER is a (write) barrier attribute for DMA. DMA
12 to a memory region with the DMA_ATTR_WRITE_BARRIER attribute forces
20 As an example of a situation where DMA_ATTR_WRITE_BARRIER would be
24 indications with DMA_ATTR_WRITE_BARRIER would prevent the race.
/Linux-v5.4/drivers/infiniband/core/
Dumem.c215 dma_attrs |= DMA_ATTR_WRITE_BARRIER; in ib_umem_get()
/Linux-v5.4/include/linux/
Ddma-mapping.h22 #define DMA_ATTR_WRITE_BARRIER (1UL << 0) macro