Function report

Linux Kernel

v5.5.9

Brick Technologies Co., Ltd

Source Code:fs\buffer.c Create Date:2022-07-28 20:14:06
Last Modify:2020-03-18 10:38:29 Copyright©Brick
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Annotation kernel can get tool activityDownload SCCTChinese

Name:Block until a buffer comes unlocked. This doesn't stop it* from becoming locked again - you have to lock it yourself* if you want to preserve its state.

Proto:void __wait_on_buffer(struct buffer_head *bh)

Type:void

Parameter:

TypeParameterName
struct buffer_head *bh
122  wait_on_bit_io - wait for a bit to be cleared*@word: the word being waited on, a kernel virtual address*@bit: the bit of the word being waited on*@mode: the task state to sleep in* Use the standard hashed waitqueue table to wait for a bit* to be cleared