[PATCH-for-5.1 v3 1/2] exec: Restrict icount to softmmu

["Philippe Mathieu-Daudé" <philmd@redhat.com>]

'icount' feature is only meaningful when using softmmu.
Move it out of the globally used exec.c, and define it as
'false' in user-mode emulation.

Signed-off-by: Philippe Mathieu-Daudé <philmd@redhat.com>
---
 include/sysemu/cpus.h | 4 ++++
 exec.c                | 4 ----
 softmmu/cpus.c        | 7 +++++++
 3 files changed, 11 insertions(+), 4 deletions(-)

diff --git a/include/sysemu/cpus.h b/include/sysemu/cpus.h
index 3c1da6a018..d8442aa9f0 100644
--- a/include/sysemu/cpus.h
+++ b/include/sysemu/cpus.h
@@ -11,9 +11,13 @@ void pause_all_vcpus(void);
 void cpu_stop_current(void);
 void cpu_ticks_init(void);
 
+#if !defined(CONFIG_USER_ONLY)
 void configure_icount(QemuOpts *opts, Error **errp);
 extern int use_icount;
 extern int icount_align_option;
+#else
+#define use_icount false
+#endif
 
 /* drift information for info jit command */
 extern int64_t max_delay;
diff --git a/exec.c b/exec.c
index 6f381f98e2..a89ffa93c1 100644
--- a/exec.c
+++ b/exec.c
@@ -102,10 +102,6 @@ uintptr_t qemu_host_page_size;
 intptr_t qemu_host_page_mask;
 
 #if !defined(CONFIG_USER_ONLY)
-/* 0 = Do not count executed instructions.
-   1 = Precise instruction counting.
-   2 = Adaptive rate instruction counting.  */
-int use_icount;
 
 typedef struct PhysPageEntry PhysPageEntry;
 
diff --git a/softmmu/cpus.c b/softmmu/cpus.c
index a802e899ab..a4772034c0 100644
--- a/softmmu/cpus.c
+++ b/softmmu/cpus.c
@@ -81,6 +81,13 @@
 
 #endif /* CONFIG_LINUX */
 
+/*
+ * 0 = Do not count executed instructions.
+ * 1 = Precise instruction counting.
+ * 2 = Adaptive rate instruction counting.
+ */
+int use_icount;
+
 static QemuMutex qemu_global_mutex;
 
 int64_t max_delay;
-- 
2.21.3