函数逻辑报告

Linux Kernel

v5.5.9

Brick Technologies Co., Ltd

Source Code:include\rdma\ib_verbs.h Create Date:2022-07-27 08:13:44
Last Modify:2020-03-12 14:18:49 Copyright©Brick
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函数名称:ib_dma_map_sg_attrs

函数原型:static inline int ib_dma_map_sg_attrs(struct ib_device *dev, struct scatterlist *sg, int nents, enum dma_data_direction direction, unsigned long dma_attrs)

返回类型:int

参数:

类型参数名称
struct ib_device *dev
struct scatterlist *sg
intnents
enum dma_data_directiondirection
unsigned longdma_attrs
4077  返回:dma_maps_sg_attrs returns 0 on error and > 0 on success.* It should never return a value < 0.