Function report

Linux Kernel

v5.5.9

Brick Technologies Co., Ltd

Source Code:kernel\torture.c Create Date:2022-07-28 13:50:04
Last Modify:2020-03-12 14:18:49 Copyright©Brick
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Annotation kernel can get tool activityDownload SCCTChinese

Name:Detect and respond to a system shutdown.

Proto:static int torture_shutdown_notify(struct notifier_block *unused1, unsigned long unused2, void *unused3)

Type:int

Parameter:

TypeParameterName
struct notifier_block *unused1
unsigned longunused2
void *unused3
534  mutex_lock( & fullstop_mutex)
535  If READ_ONCE(fullstop) == Normal operation. Then
536  VERBOSE_TOROUT_STRING("Unscheduled system shutdown detected")
537  WRITE_ONCE(fullstop, System shutdown with torture running. )
538  Else
539  pr_warn("Concurrent rmmod and shutdown illegal!\n")
541  mutex_unlock - release the mutex*@lock: the mutex to be released* Unlock a mutex that has been locked by this task previously.* This function must not be used in interrupt context. Unlocking* of a not locked mutex is not allowed.
542  Return Don't care