Define old_mmap parser only on architectures that use it

* mem.c (SYS_FUNC(old_mmap)): Define only on AARCH64, ARM, I386, X86_64,
X32, M68K, S390, and S390X.

diff --git a/mem.c b/mem.c
index 53793e6d1e3684fa3ecbebd740e8210652a0db03..dbca9a6c857bf1dd37f0f5db5367b327174daa47 100644 (file)
--- a/mem.c
+++ b/mem.c
@@ -86,22 +86,15 @@ print_mmap(struct tcb *tcp, long *u_arg, unsigned long long offset)
  * Confused? Me too!
  */
 
+#if defined AARCH64 || defined ARM \
+ || defined I386 || defined X86_64 || defined X32 \
+ || defined M68K \
+ || defined S390 || defined S390X
 /* Params are pointed to by u_arg[0], offset is in bytes */
 SYS_FUNC(old_mmap)
 {
        long u_arg[6];
-#if defined(IA64)
-       /*
-        * IA64 processes never call this routine, they only use the
-        * new 'sys_mmap' interface. Only IA32 processes come here.
-        */
-       int i;
-       unsigned narrow_arg[6];
-       if (umoven(tcp, tcp->u_arg[0], sizeof(narrow_arg), narrow_arg) == -1)
-               return 0;
-       for (i = 0; i < 6; i++)
-               u_arg[i] = (unsigned long) narrow_arg[i];
-#elif defined(X86_64)
+# if defined(X86_64)
        /* We are here only in personality 1 (i386) */
        int i;
        unsigned narrow_arg[6];
@@ -109,14 +102,15 @@ SYS_FUNC(old_mmap)
                return 0;
        for (i = 0; i < 6; ++i)
                u_arg[i] = (unsigned long) narrow_arg[i];
-#else
+# else
        if (umoven(tcp, tcp->u_arg[0], sizeof(u_arg), u_arg) == -1)
                return 0;
-#endif
+# endif
        print_mmap(tcp, u_arg, (unsigned long) u_arg[5]);
 
        return RVAL_DECODED | RVAL_HEX;
 }
+#endif /* old_mmap architectures */
 
 #if defined(S390)
 /* Params are pointed to by u_arg[0], offset is in pages */