/home/bigeasy/git/linux-2.6-ftrace/kernel/trace/trace.c: In function 'tracing_generic_entry_update':
/home/bigeasy/git/linux-2.6-ftrace/kernel/trace/trace.c:802: error: implicit declaration of function 'irqs_disabled_flags'
make[3]: *** [kernel/trace/trace.o] Error 1
/home/bigeasy/git/linux-2.6-ftrace/kernel/trace/ftrace.c: In function 'ftrace_list_func':
/home/bigeasy/git/linux-2.6-ftrace/kernel/trace/ftrace.c:61: error: implicit declaration of function 'read_barrier_depends'

Signed-off-by: Sebastian Siewior <bigeasy@linutronix.de>
---
 include/asm-m68knommu/system.h |   11 +++++++++++
 1 files changed, 11 insertions(+), 0 deletions(-)
diff --git a/include/asm-m68knommu/system.h b/include/asm-m68knommu/system.h
index 64c6443..40f49de 100644
--- a/include/asm-m68knommu/system.h
+++ b/include/asm-m68knommu/system.h
@@ -118,6 +118,8 @@ asmlinkage void resume(void);
 #define smp_read_barrier_depends()	do { } while(0)
 #endif
 
+#define read_barrier_depends()  ((void)0)
+
 #define xchg(ptr,x) ((__typeof__(*(ptr)))__xchg((unsigned long)(x),(ptr),sizeof(*(ptr))))
 
 struct __xchg_dummy { unsigned long a[100]; };
@@ -310,4 +312,13 @@ static inline unsigned long __xchg(unsigned long x, volatile void * ptr, int siz
 #endif
 #define arch_align_stack(x) (x)
 
+
+static inline int irqs_disabled_flags(unsigned long flags)
+{
+	if (flags & 0x0700)
+		return 0;
+	else
+		return 1;
+}
+
 #endif /* _M68KNOMMU_SYSTEM_H */
-- 
1.5.4.3
--
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原文链接: http://lkml.org/lkml/2008/5/13/273
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