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-rw-r--r--target/lm32/cpu.c1
-rw-r--r--target/lm32/op_helper.c4
2 files changed, 4 insertions, 1 deletions
diff --git a/target/lm32/cpu.c b/target/lm32/cpu.c
index 0003152469..b7499cb627 100644
--- a/target/lm32/cpu.c
+++ b/target/lm32/cpu.c
@@ -22,7 +22,6 @@
 #include "qapi/error.h"
 #include "cpu.h"
 #include "qemu-common.h"
-#include "exec/exec-all.h"
 
 
 static void lm32_cpu_set_pc(CPUState *cs, vaddr value)
diff --git a/target/lm32/op_helper.c b/target/lm32/op_helper.c
index 577f8306e3..234d55e056 100644
--- a/target/lm32/op_helper.c
+++ b/target/lm32/op_helper.c
@@ -102,12 +102,16 @@ void HELPER(wcsr_dc)(CPULM32State *env, uint32_t dc)
 
 void HELPER(wcsr_im)(CPULM32State *env, uint32_t im)
 {
+    qemu_mutex_lock_iothread();
     lm32_pic_set_im(env->pic_state, im);
+    qemu_mutex_unlock_iothread();
 }
 
 void HELPER(wcsr_ip)(CPULM32State *env, uint32_t im)
 {
+    qemu_mutex_lock_iothread();
     lm32_pic_set_ip(env->pic_state, im);
+    qemu_mutex_unlock_iothread();
 }
 
 void HELPER(wcsr_jtx)(CPULM32State *env, uint32_t jtx)