Function report

Linux Kernel

v5.5.9

Brick Technologies Co., Ltd

Source Code:arch\x86\kernel\apic\x2apic_uv_x.c Create Date:2022-07-28 08:34:14
Last Modify:2020-03-12 14:18:49 Copyright©Brick
home page Tree
Annotation kernel can get tool activityDownload SCCTChinese

Name:percpu heartbeat timer

Proto:static void uv_heartbeat(struct timer_list *timer)

Type:void

Parameter:

TypeParameterName
struct timer_list *timer
1037  unsigned char bits = ( & ({
1037  0
1037  ({
1037  Do
1037  const void * __vpp_verify = NULL
1037  When 0 cycle
1037  __uv_cpu_info
1037  })
1037  })->scir)->state
1040  bits ^= imer interrupt
1043  If idle_cpu(These macros fold the SMP functionality into a single CPU system()) Then bits &= ~ idle
1045  Else bits |= idle
1049  Update SCIR state
1052  mod_timer(timer, jiffies + ce per second )