On (Fri) 06 Sep 2013 [10:28:36], Aaron Lu wrote:
>
> The virtio_pci_freeze/restore are defined under CONFIG_PM but is used
> by SET_SYSTEM_SLEEP_PM_OPS macro, which is defined under
> CONFIG_PM_SLEEP. So if CONFIG_PM_SLEEP is not cofigured but
> CONFIG_PM_RUNTIME is, the following warning message appeared:
>
> drivers/virtio/virtio_pci.c:770:12: warning: ‘virtio_pci_freeze’ defined but
> not used [-Wunused-function]
> static int virtio_pci_freeze(struct device *dev)
> ^
> drivers/virtio/virtio_pci.c:790:12: warning: ‘virtio_pci_restore’ defined but
> not used [-Wunused-function]
> static int virtio_pci_restore(struct device *dev)
> ^
> Fix it by changing CONFIG_PM to CONFIG_PM_SLEEP.
>
> Signed-off-by: Aaron Lu <[email protected]>
> ---
> drivers/virtio/virtio_pci.c | 4 ++--
> 1 file changed, 2 insertions(+), 2 deletions(-)
While you're at it, can you update the virtio drivers as well?
drivers/block/virtio_blk.c
drivers/char/hw_random/virtio_rng.c
drivers/char/virtio_console.c
drivers/net/virtio_net.c
drivers/scsi/virtio_scsi.c
drivers/virtio/virtio_balloon.c
Thanks,
Amit
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