trace: fix PRIx64 constants in trace-events

Commit c8ee0a44 introduced new events containing PRIx64 constants without
including the % prefix in the preceding string. This results in a compile
error during build if --enable-trace-backends is passed to configure.
Signed-off-by: NMark Cave-Ayland <mark.cave-ayland@ilande.co.uk>
Message-id: 1450566522-6003-1-git-send-email-mark.cave-ayland@ilande.co.uk
Signed-off-by: NStefan Hajnoczi <stefanha@redhat.com>

trace-events

@@ -1801,15 +1801,15 @@ qcrypto_tls_session_new(void *session, void *creds, const char *hostname, const
 vhost_user_event(const char *chr, int event) "chr: %s got event: %d"
 
 # linux-user/signal.c
-user_setup_frame(void *env, uint64_t frame_addr) "env=%p frame_addr="PRIx64""
-user_setup_rt_frame(void *env, uint64_t frame_addr) "env=%p frame_addr="PRIx64""
-user_do_rt_sigreturn(void *env, uint64_t frame_addr) "env=%p frame_addr="PRIx64""
-user_do_sigreturn(void *env, uint64_t frame_addr) "env=%p frame_addr="PRIx64""
+user_setup_frame(void *env, uint64_t frame_addr) "env=%p frame_addr=%"PRIx64""
+user_setup_rt_frame(void *env, uint64_t frame_addr) "env=%p frame_addr=%"PRIx64""
+user_do_rt_sigreturn(void *env, uint64_t frame_addr) "env=%p frame_addr=%"PRIx64""
+user_do_sigreturn(void *env, uint64_t frame_addr) "env=%p frame_addr=%"PRIx64""
 user_force_sig(void *env, int target_sig, int host_sig) "env=%p signal %d (host %d)"
 user_handle_signal(void *env, int target_sig) "env=%p signal %d"
 user_host_signal(void *env, int host_sig, int target_sig) "env=%p signal %d (target %d("
 user_queue_signal(void *env, int target_sig) "env=%p signal %d"
-user_s390x_restore_sigregs(void *env, uint64_t sc_psw_addr, uint64_t env_psw_addr) "env=%p frame psw.addr "PRIx64 " current psw.addr "PRIx64""
+user_s390x_restore_sigregs(void *env, uint64_t sc_psw_addr, uint64_t env_psw_addr) "env=%p frame psw.addr %"PRIx64 " current psw.addr %"PRIx64""
 
 # io/task.c
 qio_task_new(void *task, void *source, void *func, void *opaque) "Task new task=%p source=%p func=%p opaque=%p"