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

/Linux-v4.19/kernel/
Dwatchdog.c44 int __read_mostly watchdog_thresh = 10; variable
224 return watchdog_thresh * 2; in get_softlockup_thresh()
308 if ((watchdog_enabled & SOFT_WATCHDOG_ENABLED) && watchdog_thresh){ in is_softlockup()
568 if (watchdog_enabled && watchdog_thresh) in lockup_detector_reconfigure()
596 !(watchdog_enabled && watchdog_thresh)) in lockup_detector_setup()
737 old = READ_ONCE(watchdog_thresh); in proc_watchdog_thresh()
740 if (!err && write && old != READ_ONCE(watchdog_thresh)) in proc_watchdog_thresh()
Dwatchdog_hld.c172 wd_attr->sample_period = hw_nmi_get_sample_period(watchdog_thresh); in hardlockup_detector_event_create()
Dsysctl.c892 .data = &watchdog_thresh,
Dworkqueue.c5620 module_param_cb(watchdog_thresh, &wq_watchdog_thresh_ops, &wq_watchdog_thresh,
/Linux-v4.19/arch/x86/kernel/apic/
Dhw_nmi.c24 u64 hw_nmi_get_sample_period(int watchdog_thresh) in hw_nmi_get_sample_period() argument
26 return (u64)(cpu_khz) * 1000 * watchdog_thresh; in hw_nmi_get_sample_period()
/Linux-v4.19/include/linux/
Dnmi.h23 extern int watchdog_thresh;
192 u64 hw_nmi_get_sample_period(int watchdog_thresh);
/Linux-v4.19/Documentation/
Dlockup-watchdogs.txt42 task. 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
Dkernel-per-CPU-kthreads.txt354 4. Echo a large number of /proc/sys/kernel/watchdog_thresh in
/Linux-v4.19/arch/powerpc/kernel/
Dwatchdog.c391 wd_panic_timeout_tb = watchdog_thresh * ppc_tb_freq; in watchdog_calc_timeouts()
397 wd_timer_period_ms = watchdog_thresh * 1000 * 2 / 5; in watchdog_calc_timeouts()
Dsetup_64.c827 u64 hw_nmi_get_sample_period(int watchdog_thresh) in hw_nmi_get_sample_period() argument
829 return ppc_proc_freq * watchdog_thresh; in hw_nmi_get_sample_period()
/Linux-v4.19/Documentation/sysctl/
Dkernel.txt99 - watchdog_thresh
1095 watchdog_thresh:
1101 The softlockup threshold is (2 * watchdog_thresh). Setting this
/Linux-v4.19/lib/
DKconfig.debug817 mode for more than 20 seconds (configurable using the watchdog_thresh
873 using the watchdog_thresh sysctl).
947 "workqueue.watchdog_thresh" and its sysfs counterpart.
/Linux-v4.19/Documentation/admin-guide/
Dkernel-parameters.txt4922 workqueue.watchdog_thresh=