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Merge "trace: Add warning threshold for irqsoff time"

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qctecmdr 2020-03-16 22:55:50 -07:00 • committed by Gerrit - the friendly Code Review server
commit fafcdeebed
3 changed files with 60 additions and 3 deletions
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28
kernel/sysctl.c
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@ -141,6 +141,9 @@ static int ten_thousand = 10000;
#ifdef CONFIG_PERF_EVENTS
static int six_hundred_forty_kb = 640 * 1024;
#endif
static unsigned int __maybe_unused half_million = 500000;
static unsigned int __maybe_unused one_hundred_million = 100000000;
static unsigned int __maybe_unused one_million = 1000000;
#ifdef CONFIG_SCHED_WALT
static int neg_three = -3;
static int three = 3;
@ -355,8 +358,33 @@ static struct ctl_table kern_table[] = {
.data = &sysctl_irqsoff_tracing_threshold_ns,
.maxlen = sizeof(unsigned int),
.mode = 0644,
.proc_handler = proc_douintvec_minmax,
.extra1 = &half_million,
.extra2 = &one_hundred_million,
},
{
.procname = "irqsoff_dmesg_output_enabled",
.data = &sysctl_irqsoff_dmesg_output_enabled,
.maxlen = sizeof(unsigned int),
.mode = 0644,
.proc_handler = proc_dointvec,
},
{
.procname = "irqsoff_crash_sentinel_value",
.data = &sysctl_irqsoff_crash_sentinel_value,
.maxlen = sizeof(unsigned int),
.mode = 0644,
.proc_handler = proc_dointvec,
},
{
.procname = "irqsoff_crash_threshold_ns",
.data = &sysctl_irqsoff_crash_threshold_ns,
.maxlen = sizeof(unsigned int),
.mode = 0644,
.proc_handler = proc_douintvec_minmax,
.extra1 = &one_million,
.extra2 = &one_hundred_million,
},
#endif
#ifdef CONFIG_SCHED_WALT
{