4 files changed, 18 insertions, 4 deletions
diff --git a/include/asm-alpha/atomic.h b/include/asm-alpha/atomic.h
index 20ac3d95ecd..36505bb4e8c 100644
--- a/include/asm-alpha/atomic.h
+++ b/include/asm-alpha/atomic.h
@@ -177,6 +177,18 @@ static __inline__ long atomic64_sub_return(long i, atomic64_t * v)
 	return result;
 }
 
+#define atomic_cmpxchg(v, o, n) ((int)cmpxchg(&((v)->counter), (o), (n)))
+
+#define atomic_add_unless(v, a, u)				\
+({								\
+	int c, old;						\
+	c = atomic_read(v);					\
+	while (c != (u) && (old = atomic_cmpxchg((v), c, c + (a))) != c) \
+		c = old;					\
+	c != (u);						\
+})
+#define atomic_inc_not_zero(v) atomic_add_unless((v), 1, 0)
+
 #define atomic_dec_return(v) atomic_sub_return(1,(v))
 #define atomic64_dec_return(v) atomic64_sub_return(1,(v))
 
diff --git a/include/asm-alpha/ide.h b/include/asm-alpha/ide.h
index 68934a25931..6126afe2738 100644
--- a/include/asm-alpha/ide.h
+++ b/include/asm-alpha/ide.h
@@ -15,10 +15,6 @@
 
 #include <linux/config.h>
 
-#ifndef MAX_HWIFS
-#define MAX_HWIFS	CONFIG_IDE_MAX_HWIFS
-#endif
-
 #define IDE_ARCH_OBSOLETE_DEFAULTS
 
 static inline int ide_default_irq(unsigned long base)
diff --git a/include/asm-alpha/pgtable.h b/include/asm-alpha/pgtable.h
index 8393bf374b2..a985cd29b6d 100644
--- a/include/asm-alpha/pgtable.h
+++ b/include/asm-alpha/pgtable.h
@@ -17,6 +17,9 @@
 #include <asm/processor.h>	/* For TASK_SIZE */
 #include <asm/machvec.h>
 
+struct mm_struct;
+struct vm_area_struct;
+
 /* Certain architectures need to do special things when PTEs
  * within a page table are directly modified.  Thus, the following
  * hook is made available.
diff --git a/include/asm-alpha/ptrace.h b/include/asm-alpha/ptrace.h
index d462c5e14c1..072375c135b 100644
--- a/include/asm-alpha/ptrace.h
+++ b/include/asm-alpha/ptrace.h
@@ -67,6 +67,9 @@ struct switch_stack {
 };
 
 #ifdef __KERNEL__
+
+#define __ARCH_SYS_PTRACE	1
+
 #define user_mode(regs) (((regs)->ps & 8) != 0)
 #define instruction_pointer(regs) ((regs)->pc)
 #define profile_pc(regs) instruction_pointer(regs)