diff options
Diffstat (limited to 'configs/fedora/generic/CONFIG_DMA_PERNUMA_CMA')
-rw-r--r-- | configs/fedora/generic/CONFIG_DMA_PERNUMA_CMA | 20 |
1 files changed, 20 insertions, 0 deletions
diff --git a/configs/fedora/generic/CONFIG_DMA_PERNUMA_CMA b/configs/fedora/generic/CONFIG_DMA_PERNUMA_CMA new file mode 100644 index 000000000..d3e7388c0 --- /dev/null +++ b/configs/fedora/generic/CONFIG_DMA_PERNUMA_CMA @@ -0,0 +1,20 @@ +# CONFIG_DMA_PERNUMA_CMA: +# +# Enable this option to get pernuma CMA areas so that devices like +# ARM64 SMMU can get local memory by DMA coherent APIs. +# +# You can set the size of pernuma CMA by specifying "cma_pernuma=size" +# on the kernel's command line. +# +# Symbol: DMA_PERNUMA_CMA [=n] +# Type : bool +# Defined at kernel/dma/Kconfig:126 +# Prompt: Enable separate DMA Contiguous Memory Area for each NUMA Node +# Depends on: DMA_CMA [=y] +# Location: +# -> Library routines +# -> DMA Contiguous Memory Allocator (DMA_CMA [=y]) +# +# +# +# CONFIG_DMA_PERNUMA_CMA is not set |