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authorIngo Molnar <mingo@elte.hu>2010-08-05 08:45:05 +0200
committerIngo Molnar <mingo@elte.hu>2010-08-05 08:45:05 +0200
commit61be7fdec2f51b99570cd5dcc30c7848c8e56513 (patch)
tree4a73ee635bc3e35dc54f75caddd26ffb6238bb5c /include
parent12a81c8df13c60904febcafcf6b90ca1acb67122 (diff)
parenteb703f98191a505f78d0066712ad67d5dedc4c90 (diff)
Merge branch 'perf/nmi' into perf/core
Conflicts: kernel/Makefile Merge reason: Add the now complete topic, fix the conflict. Signed-off-by: Ingo Molnar <mingo@elte.hu>
Diffstat (limited to 'include')
-rw-r--r--include/linux/nmi.h13
-rw-r--r--include/linux/sched.h12
2 files changed, 17 insertions, 8 deletions
diff --git a/include/linux/nmi.h b/include/linux/nmi.h
index b752e807adde..06aab5eee134 100644
--- a/include/linux/nmi.h
+++ b/include/linux/nmi.h
@@ -20,10 +20,14 @@ extern void touch_nmi_watchdog(void);
extern void acpi_nmi_disable(void);
extern void acpi_nmi_enable(void);
#else
+#ifndef CONFIG_HARDLOCKUP_DETECTOR
static inline void touch_nmi_watchdog(void)
{
touch_softlockup_watchdog();
}
+#else
+extern void touch_nmi_watchdog(void);
+#endif
static inline void acpi_nmi_disable(void) { }
static inline void acpi_nmi_enable(void) { }
#endif
@@ -47,4 +51,13 @@ static inline bool trigger_all_cpu_backtrace(void)
}
#endif
+#ifdef CONFIG_LOCKUP_DETECTOR
+int hw_nmi_is_cpu_stuck(struct pt_regs *);
+u64 hw_nmi_get_sample_period(void);
+extern int watchdog_enabled;
+struct ctl_table;
+extern int proc_dowatchdog_enabled(struct ctl_table *, int ,
+ void __user *, size_t *, loff_t *);
+#endif
+
#endif
diff --git a/include/linux/sched.h b/include/linux/sched.h
index 7b6ec63cb74f..3992f50de614 100644
--- a/include/linux/sched.h
+++ b/include/linux/sched.h
@@ -316,20 +316,16 @@ extern void scheduler_tick(void);
extern void sched_show_task(struct task_struct *p);
-#ifdef CONFIG_DETECT_SOFTLOCKUP
-extern void softlockup_tick(void);
+#ifdef CONFIG_LOCKUP_DETECTOR
extern void touch_softlockup_watchdog(void);
extern void touch_softlockup_watchdog_sync(void);
extern void touch_all_softlockup_watchdogs(void);
-extern int proc_dosoftlockup_thresh(struct ctl_table *table, int write,
- void __user *buffer,
- size_t *lenp, loff_t *ppos);
+extern int proc_dowatchdog_thresh(struct ctl_table *table, int write,
+ void __user *buffer,
+ size_t *lenp, loff_t *ppos);
extern unsigned int softlockup_panic;
extern int softlockup_thresh;
#else
-static inline void softlockup_tick(void)
-{
-}
static inline void touch_softlockup_watchdog(void)
{
}