Fix spelling in comments (intruction -> instruction)

Signed-off-by: Stefan Weil <weil@mail.berlios.de>
Signed-off-by: Stefan Hajnoczi <stefanha@linux.vnet.ibm.com>
diff --git a/bsd-user/main.c b/bsd-user/main.c
index 6b12f8b..0c3fca1 100644
--- a/bsd-user/main.c
+++ b/bsd-user/main.c
@@ -237,7 +237,7 @@
             break;
 #ifndef TARGET_ABI32
         case EXCP_SYSCALL:
-            /* syscall from syscall intruction */
+            /* syscall from syscall instruction */
             if (bsd_type == target_freebsd)
                 env->regs[R_EAX] = do_freebsd_syscall(env,
                                                       env->regs[R_EAX],
diff --git a/linux-user/main.c b/linux-user/main.c
index a1e37e4..a4996e7 100644
--- a/linux-user/main.c
+++ b/linux-user/main.c
@@ -323,7 +323,7 @@
             break;
 #ifndef TARGET_ABI32
         case EXCP_SYSCALL:
-            /* linux syscall from syscall intruction */
+            /* linux syscall from syscall instruction */
             env->regs[R_EAX] = do_syscall(env,
                                           env->regs[R_EAX],
                                           env->regs[R_EDI],
diff --git a/tests/test-i386.c b/tests/test-i386.c
index 8f481c7..56ff110 100644
--- a/tests/test-i386.c
+++ b/tests/test-i386.c
@@ -2281,7 +2281,7 @@
 }
 
 /* Force %xmm0 usage to avoid the case where both register index are 0
-   to test intruction decoding more extensively */
+   to test instruction decoding more extensively */
 #define CVT_OP_XMM2MMX(op)\
 {\
     asm volatile (#op " %1, %0" : "=y" (r.q[0]) : "x" (a.dq) \