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authorSebastian Siewior <bigeasy@linutronix.de>2008-05-13 18:52:44 +0200
committerGreg Ungerer <gerg@uclinux.org>2008-07-23 15:11:28 +1000
commit6dbeb456baaba05d60e7ca8213da26142062408a (patch)
tree19a5c33acd7e10690ab2bcc6ad6f852d26d87b6a
parente872504b311cec52f7a316a0037fb959080dbea0 (diff)
downloadlinux-linaro-6dbeb456baaba05d60e7ca8213da26142062408a.tar.gz
m68knommu: add read_barrier_depends() and irqs_disabled_flags()
/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> Signed-off-by: Greg Ungerer <gerg@uclinux.org>
-rw-r--r--include/asm-m68knommu/system.h11
1 files changed, 11 insertions, 0 deletions
diff --git a/include/asm-m68knommu/system.h b/include/asm-m68knommu/system.h
index 64c64432bbb..40f49de6982 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 */