linux-user: Add syscall numbers from kernel 2.6.39.2

Add syscall numbers for new syscall numbers; this brings us
into line with Linux 2.6.39.2.

Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
Signed-off-by: Riku Voipio <riku.voipio@linaro.org>
diff --git a/linux-user/cris/syscall_nr.h b/linux-user/cris/syscall_nr.h
index 6132817..98f1a0b 100644
--- a/linux-user/cris/syscall_nr.h
+++ b/linux-user/cris/syscall_nr.h
@@ -333,3 +333,5 @@
 #define TARGET_NR_dup3               330
 #define TARGET_NR_pipe2              331
 #define TARGET_NR_inotify_init1      332
+#define TARGET_NR_preadv             333
+#define TARGET_NR_pwritev            334