[PATCH 2/5] virtio: drop thaw PM operation
From: Amit Shah <hidden>
Date: 2012-03-29 08:28:08
Subsystem:
the rest, virtio balloon, virtio core · Maintainers:
Linus Torvalds, "Michael S. Tsirkin", David Hildenbrand, Jason Wang
The thaw operation was used by the balloon driver, but after the last commit there's no reason to have separate thaw and restore callbacks. Signed-off-by: Amit Shah <redacted> --- drivers/virtio/virtio_balloon.c | 6 ------ drivers/virtio/virtio_pci.c | 28 +--------------------------- include/linux/virtio.h | 1 - 3 files changed, 1 insertions(+), 34 deletions(-)
diff --git a/drivers/virtio/virtio_balloon.c b/drivers/virtio/virtio_balloon.c
index 9f1bb36..05f0a80 100644
--- a/drivers/virtio/virtio_balloon.c
+++ b/drivers/virtio/virtio_balloon.c@@ -398,11 +398,6 @@ static int restore_common(struct virtio_device *vdev) return 0; } -static int virtballoon_thaw(struct virtio_device *vdev) -{ - return restore_common(vdev); -} - static int virtballoon_restore(struct virtio_device *vdev) { return restore_common(vdev);
@@ -426,7 +421,6 @@ static struct virtio_driver virtio_balloon_driver = { #ifdef CONFIG_PM .freeze = virtballoon_freeze, .restore = virtballoon_restore, - .thaw = virtballoon_thaw, #endif };
diff --git a/drivers/virtio/virtio_pci.c b/drivers/virtio/virtio_pci.c
index 635e1ef..a35a402 100644
--- a/drivers/virtio/virtio_pci.c
+++ b/drivers/virtio/virtio_pci.c@@ -773,32 +773,6 @@ static int restore_common(struct device *dev) return ret; } -static int virtio_pci_thaw(struct device *dev) -{ - struct pci_dev *pci_dev = to_pci_dev(dev); - struct virtio_pci_device *vp_dev = pci_get_drvdata(pci_dev); - struct virtio_driver *drv; - int ret; - - ret = restore_common(dev); - if (ret) - return ret; - - drv = container_of(vp_dev->vdev.dev.driver, - struct virtio_driver, driver); - - if (drv && drv->thaw) - ret = drv->thaw(&vp_dev->vdev); - else if (drv && drv->restore) - ret = drv->restore(&vp_dev->vdev); - - /* Finally, tell the device we're all set */ - if (!ret) - vp_set_status(&vp_dev->vdev, vp_dev->saved_status); - - return ret; -} - static int virtio_pci_restore(struct device *dev) { struct pci_dev *pci_dev = to_pci_dev(dev);
@@ -824,7 +798,7 @@ static const struct dev_pm_ops virtio_pci_pm_ops = { .suspend = virtio_pci_suspend, .resume = virtio_pci_resume, .freeze = virtio_pci_freeze, - .thaw = virtio_pci_thaw, + .thaw = virtio_pci_restore, .restore = virtio_pci_restore, .poweroff = virtio_pci_suspend, };
diff --git a/include/linux/virtio.h b/include/linux/virtio.h
index d0018d2..8efd28a 100644
--- a/include/linux/virtio.h
+++ b/include/linux/virtio.h@@ -96,7 +96,6 @@ struct virtio_driver { void (*config_changed)(struct virtio_device *dev); #ifdef CONFIG_PM int (*freeze)(struct virtio_device *dev); - int (*thaw)(struct virtio_device *dev); int (*restore)(struct virtio_device *dev); #endif };
--
1.7.7.6