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From: Frederic Weisbecker on 12 May 2010 21:30
Fix forgotten CONFIG_DETECT_SOFTLOCKUP -> CONFIG_LOCKUP_DETECTOR
in sched.h

Fixes:
arch/x86/built-in.o: In function `touch_nmi_watchdog':
(.text+0x1bd59): undefined reference to `touch_softlockup_watchdog'
kernel/built-in.o: In function `show_state_filter':
(.text+0x10d01): undefined reference to `touch_all_softlockup_watchdogs'
kernel/built-in.o: In function `sched_clock_idle_wakeup_event':
(.text+0x362f9): undefined reference to `touch_softlockup_watchdog'
kernel/built-in.o: In function `timekeeping_resume':
timekeeping.c:(.text+0x38757): undefined reference to `touch_softlockup_watchdog'
kernel/built-in.o: In function `tick_nohz_handler':
tick-sched.c:(.text+0x3e5b9): undefined reference to `touch_softlockup_watchdog'
kernel/built-in.o: In function `tick_sched_timer':
tick-sched.c:(.text+0x3e671): undefined reference to `touch_softlockup_watchdog'
kernel/built-in.o: In function `tick_check_idle':
(.text+0x3e90b): undefined reference to `touch_softlockup_watchdog'

Signed-off-by: Frederic Weisbecker <fweisbec(a)gmail.com>
Cc: Don Zickus <dzickus(a)redhat.com>
Cc: Ingo Molnar <mingo(a)elte.hu>
Cc: Peter Zijlstra <peterz(a)infradead.org>
Cc: Cyrill Gorcunov <gorcunov(a)gmail.com>
Cc: Eric Paris <eparis(a)redhat.com>
Cc: Randy Dunlap <randy.dunlap(a)oracle.com>
---
include/linux/sched.h | 2 +-
1 files changed, 1 insertions(+), 1 deletions(-)

diff --git a/include/linux/sched.h b/include/linux/sched.h
index 33f9b2a..3958e0c 100644
--- a/include/linux/sched.h
+++ b/include/linux/sched.h
@@ -311,7 +311,7 @@ extern void scheduler_tick(void);

extern void sched_show_task(struct task_struct *p);

-#ifdef CONFIG_DETECT_SOFTLOCKUP
+#ifdef CONFIG_LOCKUP_DETECTOR
extern void touch_softlockup_watchdog(void);
extern void touch_softlockup_watchdog_sync(void);
extern void touch_all_softlockup_watchdogs(void);
--
1.6.2.3

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Prev: rwsem: use single atomic update for sem count when waking up readers.
Next: [PATCH 7/9] lockup_detector: Separate touch_nmi_watchdog code path from touch_watchdog