diff options
Diffstat (limited to 'kernel/hung_task.c')
| -rw-r--r-- | kernel/hung_task.c | 13 |
1 files changed, 8 insertions, 5 deletions
diff --git a/kernel/hung_task.c b/kernel/hung_task.c index 9328b80eaf1..06db12434d7 100644 --- a/kernel/hung_task.c +++ b/kernel/hung_task.c @@ -37,7 +37,7 @@ int __read_mostly sysctl_hung_task_check_count = PID_MAX_LIMIT; */ unsigned long __read_mostly sysctl_hung_task_timeout_secs = CONFIG_DEFAULT_HUNG_TASK_TIMEOUT; -unsigned long __read_mostly sysctl_hung_task_warnings = 10; +int __read_mostly sysctl_hung_task_warnings = 10; static int __read_mostly did_panic; @@ -52,8 +52,10 @@ unsigned int __read_mostly sysctl_hung_task_panic = static int __init hung_task_panic_setup(char *str) { - sysctl_hung_task_panic = simple_strtoul(str, NULL, 0); + int rc = kstrtouint(str, 0, &sysctl_hung_task_panic); + if (rc) + return rc; return 1; } __setup("hung_task_panic=", hung_task_panic_setup); @@ -98,7 +100,9 @@ static void check_hung_task(struct task_struct *t, unsigned long timeout) if (!sysctl_hung_task_warnings) return; - sysctl_hung_task_warnings--; + + if (sysctl_hung_task_warnings > 0) + sysctl_hung_task_warnings--; /* * Ok, the task did not get scheduled for more than 2 minutes, @@ -244,5 +248,4 @@ static int __init hung_task_init(void) return 0; } - -module_init(hung_task_init); +subsys_initcall(hung_task_init); |