5 files changed, 25 insertions, 1 deletions

diff --git a/arch/m68k/include/asm/cacheflush_mm.h b/arch/m68k/include/asm/cacheflush_mm.h
index 16bf375fdbe..73de7c89d8e 100644
--- a/arch/m68k/include/asm/cacheflush_mm.h
+++ b/arch/m68k/include/asm/cacheflush_mm.h
@@ -128,6 +128,7 @@ static inline void __flush_page_to_ram(void *vaddr)
         }
 }
 
+#define ARCH_IMPLEMENTS_FLUSH_DCACHE_PAGE 1
 #define flush_dcache_page(page)         __flush_page_to_ram(page_address(page))
 #define flush_dcache_mmap_lock(mapping)         do { } while (0)
 #define flush_dcache_mmap_unlock(mapping)       do { } while (0)
diff --git a/arch/m68k/include/asm/cacheflush_no.h b/arch/m68k/include/asm/cacheflush_no.h
index c65f00a9455..89f195656be 100644
--- a/arch/m68k/include/asm/cacheflush_no.h
+++ b/arch/m68k/include/asm/cacheflush_no.h
@@ -12,6 +12,7 @@
 #define flush_cache_range(vma, start, end)      __flush_cache_all()
 #define flush_cache_page(vma, vmaddr)           do { } while (0)
 #define flush_dcache_range(start,len)           __flush_cache_all()
+#define ARCH_IMPLEMENTS_FLUSH_DCACHE_PAGE 0
 #define flush_dcache_page(page)                 do { } while (0)
 #define flush_dcache_mmap_lock(mapping)         do { } while (0)
 #define flush_dcache_mmap_unlock(mapping)       do { } while (0)
diff --git a/arch/m68k/include/asm/ptrace.h b/arch/m68k/include/asm/ptrace.h
index 8c9194b9854..a6ab663bcc2 100644
--- a/arch/m68k/include/asm/ptrace.h
+++ b/arch/m68k/include/asm/ptrace.h
@@ -71,6 +71,8 @@ struct switch_stack {
 #define PTRACE_GETFPREGS          14
 #define PTRACE_SETFPREGS          15
 
+#define PTRACE_SINGLEBLOCK      33      /* resume execution until next branch */
+
 #ifdef __KERNEL__
 
 #ifndef PS_S
@@ -82,6 +84,21 @@ struct switch_stack {
 #define instruction_pointer(regs) ((regs)->pc)
 #define profile_pc(regs) instruction_pointer(regs)
 extern void show_regs(struct pt_regs *);
+
+/*
+ * These are defined as per linux/ptrace.h, which see.
+ */
+struct task_struct;
+
+#define arch_has_single_step()  (1)
+extern void user_enable_single_step(struct task_struct *);
+extern void user_disable_single_step(struct task_struct *);
+
+#ifdef CONFIG_MMU
+#define arch_has_block_step()   (1)
+extern void user_enable_block_step(struct task_struct *);
+#endif
+
 #endif /* __KERNEL__ */
 #endif /* __ASSEMBLY__ */
 #endif /* _M68K_PTRACE_H */
diff --git a/arch/m68k/include/asm/socket.h b/arch/m68k/include/asm/socket.h
index eee01cce921..9bf49c87d95 100644
--- a/arch/m68k/include/asm/socket.h
+++ b/arch/m68k/include/asm/socket.h
@@ -60,4 +60,6 @@
 #define SO_PROTOCOL             38
 #define SO_DOMAIN               39
 
+#define SO_RXQ_OVFL             40
+
 #endif /* _ASM_SOCKET_H */
diff --git a/arch/m68k/include/asm/thread_info_mm.h b/arch/m68k/include/asm/thread_info_mm.h
index b6da3882be9..167e518db41 100644
--- a/arch/m68k/include/asm/thread_info_mm.h
+++ b/arch/m68k/include/asm/thread_info_mm.h
@@ -4,10 +4,12 @@
 #ifndef ASM_OFFSETS_C
 #include <asm/asm-offsets.h>
 #endif
-#include <asm/current.h>
 #include <asm/types.h>
 #include <asm/page.h>
 
+#ifndef __ASSEMBLY__
+#include <asm/current.h>
+
 struct thread_info {
         struct task_struct      *task;          /* main task structure */
         unsigned long           flags;
@@ -16,6 +18,7 @@ struct thread_info {
         __u32 cpu; /* should always be 0 on m68k */
         struct restart_block    restart_block;
 };
+#endif /* __ASSEMBLY__ */
 
 #define PREEMPT_ACTIVE          0x4000000