Function report

Linux Kernel

v5.5.9

Brick Technologies Co., Ltd

Source Code:mm\vmscan.c Create Date:2022-07-28 14:18:20
Last Modify:2022-05-23 13:41:30 Copyright©Brick
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Annotation kernel can get tool activityDownload SCCTChinese

Name:If a kernel thread (such as nfsd for loop-back mounts) services* a backing device by writing to the page cache it sets PF_LESS_THROTTLE.* In that case we should only throttle if the backing device it is* writing to is congested

Proto:static int current_may_throttle(void)

Type:int

Parameter:Nothing

1903  Return Not (flags & Throttle me less: I clean memory ) || backing_dev_info == NULL || bdi_write_congested(backing_dev_info)
Caller
NameDescribe
shrink_node