函数逻辑报告

Linux Kernel

v5.5.9

Brick Technologies Co., Ltd

Source Code:fs\block_dev.c Create Date:2022-07-29 10:45:59
Last Modify:2020-03-12 14:18:49 Copyright©Brick
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函数名称:blkdev_iopoll

函数原型:static int blkdev_iopoll(struct kiocb *kiocb, bool wait)

返回类型:int

参数:

类型参数名称
struct kiocb *kiocb
boolwait
292  bdev等于I_BDEV(host)
293  q等于bdev_get_queue(bdev)
295  返回:blk_poll(q, READ_ONCE( for ->iopoll ), wait)