arch/arm/mm/init.c

196

dma_contiguous_reserve(arm_dma_limit);

arch/arm64/mm/init.c

320

dma_contiguous_reserve(arm64_dma_phys_limit);

arch/csky/kernel/setup.c

102

dma_contiguous_reserve(0);

arch/loongarch/kernel/setup.c

409

dma_contiguous_reserve(PFN_PHYS(max_low_pfn));

arch/microblaze/mm/init.c

236

dma_contiguous_reserve(memory_start + lowmem_size - 1);

arch/mips/kernel/setup.c

670

dma_contiguous_reserve(PFN_PHYS(max_low_pfn));

arch/riscv/mm/init.c

313

dma_contiguous_reserve(dma32_phys_limit);

arch/s390/kernel/setup.c

964

dma_contiguous_reserve(ident_map_size);

arch/x86/kernel/setup.c

1192

dma_contiguous_reserve(max_pfn_mapped << PAGE_SHIFT);

arch/xtensa/mm/init.c

64

dma_contiguous_reserve(PFN_PHYS(max_low_pfn));

include/linux/dma-map-ops.h

103

void dma_contiguous_reserve(phys_addr_t addr_limit);