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-rw-r--r--kernel/sysctl.c55
1 files changed, 33 insertions, 22 deletions
diff --git a/kernel/sysctl.c b/kernel/sysctl.c
index d24f761f487..6f79c7f81c9 100644
--- a/kernel/sysctl.c
+++ b/kernel/sysctl.c
@@ -76,6 +76,10 @@
#include <scsi/sg.h>
#endif
+#ifdef CONFIG_LOCKUP_DETECTOR
+#include <linux/nmi.h>
+#endif
+
#if defined(CONFIG_SYSCTL)
@@ -106,7 +110,7 @@ extern int blk_iopoll_enabled;
#endif
/* Constants used for minimum and maximum */
-#ifdef CONFIG_DETECT_SOFTLOCKUP
+#ifdef CONFIG_LOCKUP_DETECTOR
static int sixty = 60;
static int neg_one = -1;
#endif
@@ -710,7 +714,34 @@ static struct ctl_table kern_table[] = {
.mode = 0444,
.proc_handler = proc_dointvec,
},
-#if defined(CONFIG_X86_LOCAL_APIC) && defined(CONFIG_X86)
+#if defined(CONFIG_LOCKUP_DETECTOR)
+ {
+ .procname = "watchdog",
+ .data = &watchdog_enabled,
+ .maxlen = sizeof (int),
+ .mode = 0644,
+ .proc_handler = proc_dowatchdog_enabled,
+ },
+ {
+ .procname = "watchdog_thresh",
+ .data = &softlockup_thresh,
+ .maxlen = sizeof(int),
+ .mode = 0644,
+ .proc_handler = proc_dowatchdog_thresh,
+ .extra1 = &neg_one,
+ .extra2 = &sixty,
+ },
+ {
+ .procname = "softlockup_panic",
+ .data = &softlockup_panic,
+ .maxlen = sizeof(int),
+ .mode = 0644,
+ .proc_handler = proc_dointvec_minmax,
+ .extra1 = &zero,
+ .extra2 = &one,
+ },
+#endif
+#if defined(CONFIG_X86_LOCAL_APIC) && defined(CONFIG_X86) && !defined(CONFIG_LOCKUP_DETECTOR)
{
.procname = "unknown_nmi_panic",
.data = &unknown_nmi_panic,
@@ -813,26 +844,6 @@ static struct ctl_table kern_table[] = {
.proc_handler = proc_dointvec,
},
#endif
-#ifdef CONFIG_DETECT_SOFTLOCKUP
- {
- .procname = "softlockup_panic",
- .data = &softlockup_panic,
- .maxlen = sizeof(int),
- .mode = 0644,
- .proc_handler = proc_dointvec_minmax,
- .extra1 = &zero,
- .extra2 = &one,
- },
- {
- .procname = "softlockup_thresh",
- .data = &softlockup_thresh,
- .maxlen = sizeof(int),
- .mode = 0644,
- .proc_handler = proc_dosoftlockup_thresh,
- .extra1 = &neg_one,
- .extra2 = &sixty,
- },
-#endif
#ifdef CONFIG_DETECT_HUNG_TASK
{
.procname = "hung_task_panic",