diff --git a/linux-user/syscall.c b/linux-user/syscall.c
index ecead512a0..ea04db1a3e 100644
--- a/linux-user/syscall.c
+++ b/linux-user/syscall.c
@@ -4737,7 +4737,7 @@ static inline abi_long host_to_target_stat64(void *cpu_env,
                                              abi_ulong target_addr,
                                              struct stat *host_st)
 {
-#ifdef TARGET_ARM
+#if defined(TARGET_ARM) && defined(TARGET_ABI32)
     if (((CPUARMState *)cpu_env)->eabi) {
         struct target_eabi_stat64 *target_st;
 
@@ -6381,7 +6381,8 @@ abi_long do_syscall(void *cpu_env, int num, abi_long arg1,
 #endif
 #ifdef TARGET_NR_mmap
     case TARGET_NR_mmap:
-#if (defined(TARGET_I386) && defined(TARGET_ABI32)) || defined(TARGET_ARM) || \
+#if (defined(TARGET_I386) && defined(TARGET_ABI32)) || \
+    (defined(TARGET_ARM) && defined(TARGET_ABI32)) || \
     defined(TARGET_M68K) || defined(TARGET_CRIS) || defined(TARGET_MICROBLAZE) \
     || defined(TARGET_S390X)
         {
diff --git a/linux-user/syscall_defs.h b/linux-user/syscall_defs.h
index 086fbfffe7..2ebe3560d7 100644
--- a/linux-user/syscall_defs.h
+++ b/linux-user/syscall_defs.h
@@ -1137,7 +1137,8 @@ struct target_winsize {
 #define TARGET_MAP_UNINITIALIZED 0x4000000	/* for anonymous mmap, memory could be uninitialized */
 #endif
 
-#if (defined(TARGET_I386) && defined(TARGET_ABI32)) || defined(TARGET_ARM) \
+#if (defined(TARGET_I386) && defined(TARGET_ABI32)) \
+    || (defined(TARGET_ARM) && defined(TARGET_ABI32)) \
     || defined(TARGET_CRIS) || defined(TARGET_UNICORE32)
 struct target_stat {
 	unsigned short st_dev;
@@ -1835,6 +1836,28 @@ struct target_stat {
     abi_long       st_blocks;
     abi_ulong  __unused[3];
 };
+#elif defined(TARGET_AARCH64)
+struct target_stat {
+    abi_ulong  st_dev;
+    abi_ulong  st_ino;
+    unsigned int st_mode;
+    unsigned int st_nlink;
+    unsigned int   st_uid;
+    unsigned int   st_gid;
+    abi_ulong  st_rdev;
+    abi_ulong  _pad1;
+    abi_long  st_size;
+    int        st_blksize;
+    int        __pad2;
+    abi_long   st_blocks;
+    abi_long  target_st_atime;
+    abi_ulong  target_st_atime_nsec;
+    abi_long  target_st_mtime;
+    abi_ulong  target_st_mtime_nsec;
+    abi_long  target_st_ctime;
+    abi_ulong  target_st_ctime_nsec;
+    unsigned int __unused[2];
+};
 #elif defined(TARGET_OPENRISC)
 
 /* These are the asm-generic versions of the stat and stat64 structures */
@@ -1943,7 +1966,8 @@ struct target_statfs64 {
 	uint32_t	f_spare[6];
 };
 #elif (defined(TARGET_PPC64) || defined(TARGET_X86_64) || \
-       defined(TARGET_SPARC64)) && !defined(TARGET_ABI32)
+       defined(TARGET_SPARC64) || defined(TARGET_AARCH64)) && \
+       !defined(TARGET_ABI32)
 struct target_statfs {
 	abi_long f_type;
 	abi_long f_bsize;