[libvirt] [PATCH 2/2] qemu: Support booting from hostdev PCI devices
Eric Blake
eblake at redhat.com
Thu Feb 3 18:16:08 UTC 2011
On 02/03/2011 07:13 AM, Jiri Denemark wrote:
> ---
> src/qemu/qemu_capabilities.c | 5 ++++-
> src/qemu/qemu_capabilities.h | 1 +
> src/qemu/qemu_command.c | 17 +++++++++++++++++
> 3 files changed, 22 insertions(+), 1 deletions(-)
>
> diff --git a/src/qemu/qemu_capabilities.c b/src/qemu/qemu_capabilities.c
> index 37a97aa..fd46557 100644
> --- a/src/qemu/qemu_capabilities.c
> +++ b/src/qemu/qemu_capabilities.c
> @@ -1088,8 +1088,11 @@ qemuCapsParseDeviceStr(const char *str, unsigned long long *flags)
> /* Features of given devices. */
> if (strstr(str, "pci-assign.configfd"))
> *flags |= QEMUD_CMD_FLAG_PCI_CONFIGFD;
> - if (strstr(str, "virtio-blk-pci.bootindex"))
> + if (strstr(str, "virtio-blk-pci.bootindex")) {
> *flags |= QEMUD_CMD_FLAG_BOOTINDEX;
> + if (strstr(str, "pci-assign.bootindex"))
> + *flags |= QEMUD_CMD_FLAG_PCI_BOOTINDEX;
> + }
Nice that you avoid the strstr() if you can't even use per-device boot
ordering, and also nice that qemu lets us query both pci-assign and
virtio-blk-pci in one invocation.
> +++ b/src/qemu/qemu_capabilities.h
> @@ -87,6 +87,7 @@ enum qemuCapsFlags {
> QEMUD_CMD_FLAG_HDA_DUPLEX = (1LL << 50), /* -device hda-duplex */
> QEMUD_CMD_FLAG_DRIVE_AIO = (1LL << 51), /* -drive aio= supported */
> QEMUD_CMD_FLAG_PCI_MULTIBUS = (1LL << 52), /* bus=pci.0 vs bus=pci */
> + QEMUD_CMD_FLAG_PCI_BOOTINDEX = (1LL << 53), /* pci-assign.bootindex */
Boy, this file has been hot lately! (note to self, I get to rebase this
line for smartcard yet again).
ACK.
--
Eric Blake eblake at redhat.com +1-801-349-2682
Libvirt virtualization library http://libvirt.org
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