diff options
-rw-r--r-- | drivers/pci/probe.c | 2 | ||||
-rw-r--r-- | include/linux/hypervisor.h | 8 |
2 files changed, 9 insertions, 1 deletions
diff --git a/drivers/pci/probe.c b/drivers/pci/probe.c index 1f91ed67b5c5..4948531481d1 100644 --- a/drivers/pci/probe.c +++ b/drivers/pci/probe.c @@ -2668,7 +2668,7 @@ int pci_scan_slot(struct pci_bus *bus, int devfn) * a hypervisor that passes through individual PCI * functions. */ - if (!jailhouse_paravirt()) + if (!hypervisor_isolated_pci_functions()) break; } fn = next_fn(bus, dev, fn); diff --git a/include/linux/hypervisor.h b/include/linux/hypervisor.h index fc08b433c856..9efbc54e35e5 100644 --- a/include/linux/hypervisor.h +++ b/include/linux/hypervisor.h @@ -32,4 +32,12 @@ static inline bool jailhouse_paravirt(void) #endif /* !CONFIG_X86 */ +static inline bool hypervisor_isolated_pci_functions(void) +{ + if (IS_ENABLED(CONFIG_S390)) + return true; + + return jailhouse_paravirt(); +} + #endif /* __LINUX_HYPEVISOR_H */ |