diff options
Diffstat (limited to 'sys/dev/virtio/pci/virtio_pci_modern.c')
| -rw-r--r-- | sys/dev/virtio/pci/virtio_pci_modern.c | 9 |
1 files changed, 7 insertions, 2 deletions
diff --git a/sys/dev/virtio/pci/virtio_pci_modern.c b/sys/dev/virtio/pci/virtio_pci_modern.c index eb1d5a1e6989..baf7c448bb95 100644 --- a/sys/dev/virtio/pci/virtio_pci_modern.c +++ b/sys/dev/virtio/pci/virtio_pci_modern.c @@ -33,6 +33,7 @@ #include <sys/bus.h> #include <sys/lock.h> #include <sys/kernel.h> +#include <sys/sysctl.h> #include <sys/module.h> #include <machine/bus.h> @@ -188,8 +189,12 @@ static void vtpci_modern_write_device_8(struct vtpci_modern_softc *, bus_size_t, uint64_t); /* Tunables. */ -static int vtpci_modern_transitional = 0; -TUNABLE_INT("hw.virtio.pci.transitional", &vtpci_modern_transitional); +SYSCTL_DECL(_hw_virtio_pci); + +static int vtpci_modern_transitional = 1; +SYSCTL_INT(_hw_virtio_pci, OID_AUTO, transitional, CTLFLAG_RDTUN, + &vtpci_modern_transitional, 0, + "If 0, a transitional VirtIO device is used in legacy mode; otherwise, in modern mode."); static device_method_t vtpci_modern_methods[] = { /* Device interface. */ |