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Searched refs:watchdog_thresh (Results 1 – 13 of 13) sorted by relevance

/linux/Documentation/translations/zh_CN/admin-guide/
A Dlockup-watchdogs.rst37 Hrtimer用于周期性产生中断并唤醒watchdog线程；NMI perf事件则以”watchdog_thresh“
38 (编译时默认初始化为10秒，也可通过”watchdog_thresh“这个sysctl接口来进行配置修改)
44 如果时间戳在2*watchdog_thresh(这个是softlockup的触发门限)这段时间都未更新,那么
48 Hrtimer定时器的周期是2*watchdog_thresh/5，也就是说在hardlockup被触发前hrtimer有
/linux/kernel/
A Dwatchdog.c44 int __read_mostly watchdog_thresh = 10; variable
202 get_option(&str, &watchdog_thresh); in watchdog_thresh_setup()
218 return watchdog_thresh * 2; in get_softlockup_thresh()
309 if ((watchdog_enabled & SOFT_WATCHDOG_ENABLED) && watchdog_thresh){ in is_softlockup()
548 if (watchdog_enabled && watchdog_thresh) in lockup_detector_reconfigure()
572 !(watchdog_enabled && watchdog_thresh)) in lockup_detector_setup()
713 old = READ_ONCE(watchdog_thresh); in proc_watchdog_thresh()
716 if (!err && write && old != READ_ONCE(watchdog_thresh)) in proc_watchdog_thresh()
A Dwatchdog_hld.c173 wd_attr->sample_period = hw_nmi_get_sample_period(watchdog_thresh); in hardlockup_detector_event_create()
A Dsysctl.c2336 .data = &watchdog_thresh,
A Dworkqueue.c5948 module_param_cb(watchdog_thresh, &wq_watchdog_thresh_ops, &wq_watchdog_thresh,
/linux/arch/x86/kernel/apic/
A Dhw_nmi.c25 u64 hw_nmi_get_sample_period(int watchdog_thresh) in hw_nmi_get_sample_period() argument
27 return (u64)(cpu_khz) * 1000 * watchdog_thresh; in hw_nmi_get_sample_period()
/linux/include/linux/
A Dnmi.h23 extern int watchdog_thresh;
194 u64 hw_nmi_get_sample_period(int watchdog_thresh);
/linux/Documentation/admin-guide/
A Dlockup-watchdogs.rst42 job. An NMI perf event is generated every "watchdog_thresh"
52 for 2*watchdog_thresh seconds (the softlockup threshold) the
58 The period of the hrtimer is 2*watchdog_thresh/5, which means it has
A Dkernel-parameters.txt6295 watchdog_thresh=
6303 workqueue.watchdog_thresh=
/linux/arch/powerpc/kernel/
A Dwatchdog.c393 wd_panic_timeout_tb = watchdog_thresh * ppc_tb_freq; in watchdog_calc_timeouts()
399 wd_timer_period_ms = watchdog_thresh * 1000 * 2 / 5; in watchdog_calc_timeouts()
A Dsetup_64.c931 u64 hw_nmi_get_sample_period(int watchdog_thresh) in hw_nmi_get_sample_period() argument
933 return ppc_proc_freq * watchdog_thresh; in hw_nmi_get_sample_period()
/linux/Documentation/admin-guide/sysctl/
A Dkernel.rst1536 watchdog_thresh chapter
1543 The softlockup threshold is (``2 * watchdog_thresh``). Setting this
/linux/lib/
A DKconfig.debug1030 mode for more than 20 seconds (configurable using the watchdog_thresh
1085 using the watchdog_thresh sysctl).
1159 "workqueue.watchdog_thresh" and its sysfs counterpart.

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