diff options
Diffstat (limited to 'usr.sbin/bhyve/pci_passthru.c')
-rw-r--r-- | usr.sbin/bhyve/pci_passthru.c | 8 |
1 files changed, 7 insertions, 1 deletions
diff --git a/usr.sbin/bhyve/pci_passthru.c b/usr.sbin/bhyve/pci_passthru.c index 04d68c4..5b52b05 100644 --- a/usr.sbin/bhyve/pci_passthru.c +++ b/usr.sbin/bhyve/pci_passthru.c @@ -548,12 +548,18 @@ done: static int passthru_init(struct vmctx *ctx, struct pci_devinst *pi, char *opts) { - int bus, slot, func, error; + int bus, slot, func, error, memflags; struct passthru_softc *sc; sc = NULL; error = 1; + memflags = vm_get_memflags(ctx); + if (!(memflags & VM_MEM_F_WIRED)) { + fprintf(stderr, "passthru requires guest memory to be wired\n"); + goto done; + } + if (pcifd < 0) { pcifd = open(_PATH_DEVPCI, O_RDWR, 0); if (pcifd < 0) |