softlockup: fix signedness (90739081) · Commits · 戴 / test

include/linux/sched.h

+2 −2

Original line number	Diff line number	Diff line
		@@ -269,10 +269,10 @@ extern void softlockup_tick(void);
		extern void spawn_softlockup_task(void);
		extern void touch_softlockup_watchdog(void);
		extern void touch_all_softlockup_watchdogs(void);
		extern int softlockup_thresh;
		extern unsigned long softlockup_thresh;
		extern unsigned long sysctl_hung_task_check_count;
		extern unsigned long sysctl_hung_task_timeout_secs;
		extern long sysctl_hung_task_warnings;
		extern unsigned long sysctl_hung_task_warnings;
		#else
		static inline void softlockup_tick(void)
		{

+5 −5

Original line number	Diff line number	Diff line
		@@ -24,8 +24,8 @@ static DEFINE_PER_CPU(unsigned long, touch_timestamp);
		static DEFINE_PER_CPU(unsigned long, print_timestamp);
		static DEFINE_PER_CPU(struct task_struct *, watchdog_task);

		static int did_panic;
		int softlockup_thresh = 60;
		static int __read_mostly did_panic;
		unsigned long __read_mostly softlockup_thresh = 60;

		static int
		softlock_panic(struct notifier_block this, unsigned long event, void ptr)
		@@ -121,14 +121,14 @@ void softlockup_tick(void)
		/*
		* Have a reasonable limit on the number of tasks checked:
		*/
		unsigned long sysctl_hung_task_check_count = 1024;
		unsigned long __read_mostly sysctl_hung_task_check_count = 1024;

		/*
		* Zero means infinite timeout - no checking done:
		*/
		unsigned long sysctl_hung_task_timeout_secs = 120;
		unsigned long __read_mostly sysctl_hung_task_timeout_secs = 120;

		long sysctl_hung_task_warnings = 10;
		unsigned long __read_mostly sysctl_hung_task_warnings = 10;

		/*
		* Only do the hung-tasks check on one CPU:

+8 −8

Original line number	Diff line number	Diff line
		@@ -772,9 +772,9 @@ static struct ctl_table kern_table[] = {
		.ctl_name = CTL_UNNUMBERED,
		.procname = "softlockup_thresh",
		.data = &softlockup_thresh,
		.maxlen = sizeof(int),
		.maxlen = sizeof(unsigned long),
		.mode = 0644,
		.proc_handler = &proc_dointvec_minmax,
		.proc_handler = &proc_doulongvec_minmax,
		.strategy = &sysctl_intvec,
		.extra1 = &one,
		.extra2 = &sixty,
		@@ -783,27 +783,27 @@ static struct ctl_table kern_table[] = {
		.ctl_name = CTL_UNNUMBERED,
		.procname = "hung_task_check_count",
		.data = &sysctl_hung_task_check_count,
		.maxlen = sizeof(int),
		.maxlen = sizeof(unsigned long),
		.mode = 0644,
		.proc_handler = &proc_dointvec_minmax,
		.proc_handler = &proc_doulongvec_minmax,
		.strategy = &sysctl_intvec,
		},
		{
		.ctl_name = CTL_UNNUMBERED,
		.procname = "hung_task_timeout_secs",
		.data = &sysctl_hung_task_timeout_secs,
		.maxlen = sizeof(int),
		.maxlen = sizeof(unsigned long),
		.mode = 0644,
		.proc_handler = &proc_dointvec_minmax,
		.proc_handler = &proc_doulongvec_minmax,
		.strategy = &sysctl_intvec,
		},
		{
		.ctl_name = CTL_UNNUMBERED,
		.procname = "hung_task_warnings",
		.data = &sysctl_hung_task_warnings,
		.maxlen = sizeof(int),
		.maxlen = sizeof(unsigned long),
		.mode = 0644,
		.proc_handler = &proc_dointvec_minmax,
		.proc_handler = &proc_doulongvec_minmax,
		.strategy = &sysctl_intvec,
		},
		#endif