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 08:13:45
Last Modify:2020-03-12 14:18:49 Copyright©Brick
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函数名称：_dma_sync_single_for_device - Prepare DMA region to be accessed by device*@dev: The device for which the DMA address was created*@addr: The DMA address*@size: The size of the region in bytes*@dir: The direction of the DMA

函数原型：static inline void ib_dma_sync_single_for_device(struct ib_device *dev, u64 addr, size_t size, enum dma_data_direction dir)

返回类型：void

参数：

类型参数名称
struct ib_device *dev
u64addr
size_tsize
enum dma_data_directiondir
4127  dma_sync_single_for_device( Do not access @dma_device directly from ULP nor from HW drivers. , addr, size, dir)