target/arm: fix code comments error

The parameter of kvm_arm_init_cpreg_list() is ARMCPU instead of
CPUState, so correct the note to make it match the code.
Signed-off-by: NDongjiu Geng <gengdongjiu@huawei.com>
Message-id: 1538069046-5757-1-git-send-email-gengdongjiu@huawei.com
Reviewed-by: NPeter Maydell <peter.maydell@linaro.org>
Signed-off-by: NPeter Maydell <peter.maydell@linaro.org>

target/arm/kvm.c

@@ -310,7 +310,7 @@ static int compare_u64(const void *a, const void *b)
     return 0;
 }
 
-/* Initialize the CPUState's cpreg list according to the kernel's
+/* Initialize the ARMCPU cpreg list according to the kernel's
  * definition of what CPU registers it knows about (and throw away
  * the previous TCG-created cpreg list).
  */

target/arm/kvm_arm.h

@@ -50,9 +50,9 @@ void kvm_arm_register_device(MemoryRegion *mr, uint64_t devid, uint64_t group,
 
 /**
  * kvm_arm_init_cpreg_list:
- * @cs: CPUState
+ * @cpu: ARMCPU
  *
- * Initialize the CPUState's cpreg list according to the kernel's
+ * Initialize the ARMCPU cpreg list according to the kernel's
  * definition of what CPU registers it knows about (and throw away
  * the previous TCG-created cpreg list).
  *