函数逻辑报告

Linux Kernel

v5.5.9

Brick Technologies Co., Ltd

Source Code:arch\x86\kernel\amd_gart_64.c Create Date:2022-07-27 09:51:35
Last Modify:2020-03-12 14:18:49 Copyright©Brick
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函数名称：nonforced_iommu

函数原型：static inline int nonforced_iommu(struct device *dev, unsigned long addr, size_t size)

返回类型：int

参数：

类型参数名称
struct device *dev
unsigned longaddr
size_tsize
194  返回:非dma_capable(dev, addr, size, true)
调用者
名称描述
dma_map_areaMap a single continuous physical area into the IOMMU.* Caller needs to check if the iommu is needed and flush.
dma_map_sg_nonforceFallback for dma_map_sg in case of overflow