Function report

Linux Kernel

v5.5.9

Brick Technologies Co., Ltd

Source Code:kernel\time\itimer.c Create Date:2022-07-28 10:49:06
Last Modify:2020-03-12 14:18:49 Copyright©Brick
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Annotation kernel can get tool activityDownload SCCTChinese

Name:The timer is automagically restarted, when interval != 0

Proto:enum hrtimer_restart it_real_fn(struct hrtimer *timer)

Type:enum hrtimer_restart

Parameter:

TypeParameterName
struct hrtimer *timer
158  sig = container_of - cast a member of a structure out to the containing structure*@ptr: the pointer to the member.*@type: the type of the container struct this is embedded in.*@member: the name of the member within the struct.(timer, structsignal_struct, real_timer)
160  leader_pid = PID/PID hash table linkage. [PIDTYPE_TGID]
162  mer_expire - called when itimer expires*@which: type of the interval timer*@pid: pid of the process which owns the timer*@now: current time, used to calculate the latency of itimer
163  kill_pid_info(SIGALRM, SEND_SIG_PRIV, leader_pid)
165  Return Timer is not restarted