[PATCH] cpus: Move CPU code from exec.c to cpus.c

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

This code was introduced with SMP support in commit 6a00d60127,
later commit 296af7c952 moved CPU parts to cpus.c but forgot this
code. Move now and simplify ifdef'ry.

Signed-off-by: Philippe Mathieu-Daudé <philmd@redhat.com>
---
 cpus.c | 18 ++++++++++++++++++
 exec.c | 22 ----------------------
 2 files changed, 18 insertions(+), 22 deletions(-)

diff --git a/cpus.c b/cpus.c
index 41d1c5099f..472686cbbc 100644
--- a/cpus.c
+++ b/cpus.c
@@ -92,6 +92,11 @@ static unsigned int throttle_percentage;
 #define CPU_THROTTLE_PCT_MAX 99
 #define CPU_THROTTLE_TIMESLICE_NS 10000000
 
+CPUTailQ cpus = QTAILQ_HEAD_INITIALIZER(cpus);
+
+/* current CPU in the current thread. It is only valid inside cpu_exec() */
+__thread CPUState *current_cpu;
+
 bool cpu_is_stopped(CPUState *cpu)
 {
     return cpu->stopped || !runstate_is_running();
@@ -134,6 +139,19 @@ static bool all_cpu_threads_idle(void)
     return true;
 }
 
+CPUState *qemu_get_cpu(int index)
+{
+    CPUState *cpu;
+
+    CPU_FOREACH(cpu) {
+        if (cpu->cpu_index == index) {
+            return cpu;
+        }
+    }
+
+    return NULL;
+}
+
 /***********************************************************/
 /* guest cycle counter */
 
diff --git a/exec.c b/exec.c
index 21926dc9c7..997b7db15f 100644
--- a/exec.c
+++ b/exec.c
@@ -98,12 +98,6 @@ AddressSpace address_space_memory;
 static MemoryRegion io_mem_unassigned;
 #endif
 
-CPUTailQ cpus = QTAILQ_HEAD_INITIALIZER(cpus);
-
-/* current CPU in the current thread. It is only valid inside
-   cpu_exec() */
-__thread CPUState *current_cpu;
-
 uintptr_t qemu_host_page_size;
 intptr_t qemu_host_page_mask;
 
@@ -832,22 +826,6 @@ const VMStateDescription vmstate_cpu_common = {
     }
 };
 
-#endif
-
-CPUState *qemu_get_cpu(int index)
-{
-    CPUState *cpu;
-
-    CPU_FOREACH(cpu) {
-        if (cpu->cpu_index == index) {
-            return cpu;
-        }
-    }
-
-    return NULL;
-}
-
-#if !defined(CONFIG_USER_ONLY)
 void cpu_address_space_init(CPUState *cpu, int asidx,
                             const char *prefix, MemoryRegion *mr)
 {
-- 
2.21.3