Function report

Linux Kernel

v5.5.9

Brick Technologies Co., Ltd

Source Code:include\linux\backing-dev.h Create Date:2022-07-28 09:09:49
Last Modify:2020-03-12 14:18:49 Copyright©Brick
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Annotation kernel can get tool activityDownload SCCTChinese

Name:wb_congested

Proto:static inline int wb_congested(struct bdi_writeback *wb, int cong_bits)

Type:int

Parameter:

TypeParameterName
struct bdi_writeback *wb
intcong_bits
176  bdi = ur parent bdi
178  If Function pointer if device is md/dm Then Return Function pointer if device is md/dm ( Pointer to aux data for congested func , cong_bits)
180  Return Always use atomic bitops on this & cong_bits