Function report

Linux Kernel

v5.5.9

Brick Technologies Co., Ltd

Source Code:include\linux\memblock.h Create Date:2022-07-28 06:16:00
Last Modify:2020-03-12 14:18:49 Copyright©Brick
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Annotation kernel can get tool activityDownload SCCTChinese

Name:memblock_alloc_low

Proto:static inline void *__init memblock_alloc_low(phys_addr_t size, phys_addr_t align)

Type:void

Parameter:

TypeParameterName
phys_addr_tsize
phys_addr_talign
396  Return memblock_alloc_try_nid(size, align, We are using top down, so it is safe to use 0 here , ARCH_LOW_ADDRESS_LIMIT, NUMA_NO_NODE)
Caller
NameDescribe
swiotlb_initStatically reserve bounce buffer space and initialize bounce buffer data* structures for the software IO TLB used to implement the DMA API.