[android-common:android11-kiwi-5.4 1/2] drivers/virtio/virtio_pvclock.c:48:6: sparse: sparse: symbol 'update_suspend_time' was not declared. Should it be static?

[kernel test robot <lkp@intel.com>]

tree:   https://android.googlesource.com/kernel/common android11-kiwi-5.4
head:   1386767cf46d3f5556ed81a7fe8736520d0cf6c4
commit: 04f660d6724f5df1b07f8cf9e1c55f70fb43d1d2 [1/2] ANDROID: virtio: virtio_pvclock: initial driver impl
config: i386-randconfig-r111-20240722 (https://download.01.org/0day-ci/archive/20240722/202407220641.riLTyn05-lkp@intel.com/config)
compiler: gcc-9 (Ubuntu 9.5.0-4ubuntu2) 9.5.0
reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20240722/202407220641.riLTyn05-lkp@intel.com/reproduce)

If you fix the issue in a separate patch/commit (i.e. not just a new version of
the same patch/commit), kindly add following tags
| Reported-by: kernel test robot <lkp@intel.com>
| Closes: https://lore.kernel.org/oe-kbuild-all/202407220641.riLTyn05-lkp@intel.com/

sparse warnings: (new ones prefixed by >>)
   drivers/virtio/virtio_pvclock.c:294:9: sparse: sparse: mixing declarations and code
>> drivers/virtio/virtio_pvclock.c:48:6: sparse: sparse: symbol 'update_suspend_time' was not declared. Should it be static?

vim +/update_suspend_time +48 drivers/virtio/virtio_pvclock.c

    47	
  > 48	void update_suspend_time(struct work_struct *work)
    49	{
    50		u64 suspend_ns, suspend_time_delta = 0;
    51		struct timespec64 inject_time;
    52		struct virtio_pvclock *vp;
    53	
    54		vp = container_of(work, struct virtio_pvclock,
    55				  update_suspend_time_work);
    56	
    57		virtio_cread(vp->vdev, struct virtio_pvclock_config, suspend_time_ns,
    58			     &suspend_ns);
    59	
    60		mutex_lock(&vp->inject_suspend_lock);
    61		if (suspend_ns > vp->injected_suspend_ns) {
    62			suspend_time_delta = suspend_ns - vp->injected_suspend_ns;
    63			vp->injected_suspend_ns = suspend_ns;
    64		}
    65		mutex_unlock(&vp->inject_suspend_lock);
    66	
    67		if (suspend_time_delta == 0) {
    68			dev_err(&vp->vdev->dev,
    69				"%s: suspend_time_ns is less than injected_suspend_ns\n",
    70				__func__);
    71			return;
    72		}
    73	
    74		inject_time = ns_to_timespec64(suspend_time_delta);
    75	
    76		timekeeping_inject_sleeptime64(&inject_time);
    77	
    78		dev_info(&vp->vdev->dev, "injected sleeptime: %llu ns\n",
    79			 suspend_time_delta);
    80	}
    81	

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