From ca65f9fc0c447da5b270b05c41c21b19c88617c3 Mon Sep 17 00:00:00 2001 From: Stefano Stabellini Date: Thu, 29 Jul 2010 14:37:48 +0100 Subject: Introduce CONFIG_XEN_PVHVM compile option This patch introduce a CONFIG_XEN_PVHVM compile time option to enable/disable Xen PV on HVM support. Signed-off-by: Stefano Stabellini --- drivers/xen/Kconfig | 2 +- drivers/xen/events.c | 4 ++++ 2 files changed, 5 insertions(+), 1 deletion(-) (limited to 'drivers') diff --git a/drivers/xen/Kconfig b/drivers/xen/Kconfig index 8f84b108b491..0a8826936639 100644 --- a/drivers/xen/Kconfig +++ b/drivers/xen/Kconfig @@ -64,7 +64,7 @@ config XEN_SYS_HYPERVISOR config XEN_PLATFORM_PCI tristate "xen platform pci device driver" - depends on XEN + depends on XEN_PVHVM default m help Driver for the Xen PCI Platform device: it is responsible for diff --git a/drivers/xen/events.c b/drivers/xen/events.c index b5a254e9aebe..5e1f34892dcc 100644 --- a/drivers/xen/events.c +++ b/drivers/xen/events.c @@ -973,6 +973,7 @@ int xen_set_callback_via(uint64_t via) } EXPORT_SYMBOL_GPL(xen_set_callback_via); +#ifdef CONFIG_XEN_PVHVM /* Vector callbacks are better than PCI interrupts to receive event * channel notifications because we can receive vector callbacks on any * vcpu and we don't need PCI support or APIC interactions. */ @@ -996,6 +997,9 @@ void xen_callback_vector(void) alloc_intr_gate(XEN_HVM_EVTCHN_CALLBACK, xen_hvm_callback_vector); } } +#else +void xen_callback_vector(void) {} +#endif void __init xen_init_IRQ(void) { -- cgit v1.2.3