Statistics
| Branch: | Revision:

root / hw / virtio-balloon.c @ b584726d

History | View | Annotate | Download (5 kB)

# Date Author Comment
173a543b 02/01/2009 09:26 pm blueswir1

Add and use #defines for PCI device classes

This patch adds and uses #defines for PCI device classes and subclases,
using a new pci_config_set_class() function, similar to the recently
added pci_config_set_vendor_id() and pci_config_set_device_id().

Change since v1: fixed compilation of hw/sun4u.c...
99b3718e 01/26/2009 05:22 pm aliguori

Use the default subsystem vendor ID for virtio devices (Mark McLoughlin)

A subsystem vendor ID of zero isn't allowed, so we use our
default ID.

Gerd points out that although the PCI subsystem vendor ID is
treated by the guest as the virtio vendor ID:

/* we use the subsystem vendor/device id as the virtio vendor/device...
9b32d5a5 12/11/2008 11:20 pm aliguori

pci: virtio: use pci id defines (Gerd Hoffman)

Use the defines added by the previous patch in the virtio drivers.
Also remove the pointless vendor and device args from the
virtio_blk_init() function.

Signed-off-by: Gerd Hoffmann <>
Signed-off-by: Anthony Liguori <>...
bd322087 12/04/2008 10:33 pm aliguori

Add virtio-balloon support

This adds a VirtIO based balloon driver. It uses madvise() to actually balloon
the memory when possible.

Until 2.6.27, KVM forced memory pinning so we must disable ballooning unless the
kernel actually supports it when using KVM. It's always safe when using TCG....