linux/kernel/dma
Nicolas Saenz Julienne d7e673ec2c dma-pool: Only allocate from CMA when in same memory zone
There is no guarantee to CMA's placement, so allocating a zone specific
atomic pool from CMA might return memory from a completely different
memory zone. To get around this double check CMA's placement before
allocating from it.

Signed-off-by: Nicolas Saenz Julienne <nsaenzjulienne@suse.de>
Signed-off-by: Christoph Hellwig <hch@lst.de>
2020-08-14 16:27:05 +02:00
..
coherent.c dma-coherent: fix integer overflow in the reserved-memory dma allocation 2020-03-16 10:43:02 +01:00
contiguous.c dma-contiguous: cleanup dma_alloc_contiguous 2020-07-28 13:42:15 +02:00
debug.c It's been a busy cycle for documentation - hopefully the busiest for a 2020-08-04 22:47:54 -07:00
direct.c dma-pool: fix coherent pool allocations for IOMMU mappings 2020-08-14 16:27:00 +02:00
dummy.c dma-mapping: factor out dummy DMA ops 2018-12-13 21:06:12 +01:00
Kconfig dma-mapping: add a dma_ops_bypass flag to struct device 2020-07-19 09:29:29 +02:00
Makefile dma-mapping: make support for dma ops optional 2020-07-19 09:29:23 +02:00
mapping.c dma-mapping: add a dma_ops_bypass flag to struct device 2020-07-19 09:29:29 +02:00
pool.c dma-pool: Only allocate from CMA when in same memory zone 2020-08-14 16:27:05 +02:00
remap.c dma-remap: align the size in dma_common_*_remap() 2020-06-23 14:14:41 +02:00
swiotlb.c dma-direct: improve swiotlb error reporting 2020-02-05 18:53:05 +01:00
virt.c dma-mapping: zero memory returned from dma_alloc_* 2018-12-20 08:13:52 +01:00