Function report

Linux Kernel

v5.5.9

Brick Technologies Co., Ltd

Source Code:fs\signalfd.c Create Date:2022-07-28 20:19:37
Last Modify:2020-03-12 14:18:49 Copyright©Brick
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Annotation kernel can get tool activityDownload SCCTChinese

Name:signalfd_cleanup

Proto:void signalfd_cleanup(struct sighand_struct *sighand)

Type:void

Parameter:

TypeParameterName
struct sighand_struct *sighand
38  wqh = signalfd_wqh
44  If Value is more likely to compile time(!waitqueue_active -- locklessly test for waiters on the queue*@wq_head: the waitqueue to test for waiters* returns true if the wait list is not empty* NOTE: this function is lockless and requires care, incorrect usage _will_) Then Return
48  wake_up_poll(wqh, EPOLLHUP | POLLFREE)